{"id":9272,"date":"2025-08-06T16:07:18","date_gmt":"2025-08-06T09:07:18","guid":{"rendered":"https:\/\/dufago.com.vn\/?p=9272"},"modified":"2026-09-28T15:30:13","modified_gmt":"2026-09-28T08:30:13","slug":"5-cach-tinh-khoi-luong-be-tong-tuoi-can-dung-cho-cong-trinh","status":"publish","type":"post","link":"https:\/\/dufago.com.vn\/en\/5-cach-tinh-khoi-luong-be-tong-tuoi-can-dung-cho-cong-trinh\/","title":{"rendered":"C\u00e1ch t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng t\u01b0\u01a1i cho s\u00e0n, m\u00f3ng, d\u1ea7m, c\u1ed9t"},"content":{"rendered":"<p dir=\"auto\" data-start=\"465\" data-end=\"606\"><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">Kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng \u0111\u01b0\u1ee3c t\u00ednh theo th\u1ec3 t\u00edch, \u0111\u01a1n v\u1ecb th\u01b0\u1eddng d\u00f9ng l\u00e0 m\u00e9t kh\u1ed1i (m\u00b3). V\u1edbi m\u1ed9t c\u1ea5u ki\u1ec7n h\u00ecnh h\u1ed9p \u0111\u01a1n gi\u1ea3n, c\u00f4ng th\u1ee9c c\u01a1 b\u1ea3n l\u00e0:<\/span><\/strong><\/p>\n<p dir=\"auto\" data-start=\"608\" data-end=\"650\"><span style=\"color: #ff0000;\"><strong><span style=\"font-family: arial, helvetica, sans-serif;\">V = Chi\u1ec1u d\u00e0i \u00d7 Chi\u1ec1u r\u1ed9ng \u00d7 Chi\u1ec1u cao<\/span><\/strong><\/span><\/p>\n<p dir=\"auto\" data-start=\"652\" data-end=\"996\"><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">Tuy nhi\u00ean, khi b\u00f3c kh\u1ed1i l\u01b0\u1ee3ng cho m\u1ed9t c\u00f4ng tr\u00ecnh th\u1ef1c t\u1ebf, ch\u1ec9 \u00e1p d\u1ee5ng m\u1ed9t ph\u00e9p nh\u00e2n nh\u01b0 tr\u00ean l\u00e0 ch\u01b0a \u0111\u1ee7. S\u00e0n, m\u00f3ng, d\u1ea7m v\u00e0 c\u1ed9t c\u00f3 h\u00ecnh d\u1ea1ng, k\u00edch th\u01b0\u1edbc v\u00e0 ph\u1ea1m vi giao nhau kh\u00e1c nhau. V\u00ec v\u1eady, c\u00e1ch t\u00ednh h\u1ee3p l\u00fd l\u00e0 chia c\u00f4ng tr\u00ecnh th\u00e0nh t\u1eebng c\u1ea5u ki\u1ec7n, t\u00ednh ri\u00eang t\u1eebng ph\u1ea7n, tr\u1eeb ph\u1ea7n kh\u00f4ng \u0111\u1ed5 b\u00ea t\u00f4ng, ki\u1ec3m tra v\u00f9ng giao nhau r\u1ed3i m\u1edbi c\u1ed9ng t\u1ed5ng.<\/span><\/strong><\/p>\n<p dir=\"auto\" data-start=\"998\" data-end=\"1165\"><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">\u0110\u00e2y c\u0169ng l\u00e0 \u0111i\u1ec3m c\u1ea7n ph\u00e2n bi\u1ec7t ngay t\u1eeb \u0111\u1ea7u: kh\u1ed1i l\u01b0\u1ee3ng t\u00ednh t\u1eeb b\u1ea3n v\u1ebd l\u00e0 kh\u1ed1i l\u01b0\u1ee3ng l\u00fd thuy\u1ebft, ch\u01b0a m\u1eb7c nhi\u00ean b\u1eb1ng ch\u00ednh x\u00e1c l\u01b0\u1ee3ng b\u00ea t\u00f4ng c\u1ea7n \u0111\u1eb7t t\u1ea1i c\u00f4ng tr\u01b0\u1eddng.<\/span><\/strong><\/p>\n<figure id=\"attachment_9274\" aria-describedby=\"caption-attachment-9274\" style=\"width: 1024px\" class=\"wp-caption aligncenter\"><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-9274 size-large\" src=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-2-1024x768.jpg\" alt=\"\" width=\"1024\" height=\"768\" srcset=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-2-1024x768.jpg 1024w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-2-300x225.jpg 300w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-2-768x576.jpg 768w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-2-1536x1152.jpg 1536w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-2-16x12.jpg 16w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-2-750x563.jpg 750w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-2-1140x855.jpg 1140w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-2.jpg 1600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption id=\"caption-attachment-9274\" class=\"wp-caption-text\">C\u00e1ch t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng t\u01b0\u01a1i c\u1ea7n \u0111\u1ed5<\/figcaption><\/figure>\n<h2><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">1. Nguy\u00ean t\u1eafc chung khi t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng<\/span><\/strong><\/h2>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">C\u00f4ng th\u1ee9c t\u00ednh th\u1ec3 t\u00edch b\u00ea t\u00f4ng<\/span><\/strong><\/h3>\n<p><span style=\"color: #ff0000;\"><strong><span style=\"font-family: arial, helvetica, sans-serif;\">Vbt = Di\u1ec7n t\u00edch k\u1ebft c\u1ea5u x Chi\u1ec1u cao<\/span><\/strong><\/span><\/p>\n<p><span style=\"color: #ff0000;\"><strong><span style=\"font-family: arial, helvetica, sans-serif;\">ho\u1eb7c Vbt = Chi\u1ec1u d\u00e0i x Chi\u1ec1u r\u1ed9ng x Chi\u1ec1u cao (Chi\u1ec1u d\u00e0y)<\/span><\/strong><\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Trong \u0111\u00f3:<\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Vbt\u200b:<\/strong> Th\u1ec3 t\u00edch b\u00ea t\u00f4ng (m3)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Di\u1ec7n t\u00edch k\u1ebft c\u1ea5u:<\/strong> Di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t c\u1ee7a c\u1ea5u ki\u1ec7n (m2)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Chi\u1ec1u d\u00e0i, Chi\u1ec1u r\u1ed9ng, Chi\u1ec1u cao:<\/strong> C\u00e1c k\u00edch th\u01b0\u1edbc c\u1ee7a c\u1ea5u ki\u1ec7n (m)<\/span><\/li>\n<\/ul>\n<figure id=\"attachment_11099\" aria-describedby=\"caption-attachment-11099\" style=\"width: 1024px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"wp-image-11099 size-large\" src=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/cach-tinh-khoi-luong-be-tong-tuoi-dufago-1024x576.webp\" alt=\"\" width=\"1024\" height=\"576\" srcset=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/cach-tinh-khoi-luong-be-tong-tuoi-dufago-1024x576.webp 1024w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/cach-tinh-khoi-luong-be-tong-tuoi-dufago-300x169.webp 300w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/cach-tinh-khoi-luong-be-tong-tuoi-dufago-768x432.webp 768w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/cach-tinh-khoi-luong-be-tong-tuoi-dufago-18x10.webp 18w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/cach-tinh-khoi-luong-be-tong-tuoi-dufago-750x422.webp 750w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/cach-tinh-khoi-luong-be-tong-tuoi-dufago-1140x641.webp 1140w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/cach-tinh-khoi-luong-be-tong-tuoi-dufago.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption id=\"caption-attachment-11099\" class=\"wp-caption-text\">Nguy\u00ean t\u1eafc chung khi t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng<\/figcaption><\/figure>\n<p class=\"PDq2pG_selectionAnchorContainer\" dir=\"auto\" data-start=\"1474\" data-end=\"1538\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">V\u00ed d\u1ee5, m\u1ed9t c\u1ea5u ki\u1ec7n d\u00e0i 5 m, r\u1ed9ng 4 m v\u00e0 d\u00e0y 0,15 m c\u00f3 th\u1ec3 t\u00edch:\u00a0<\/span><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">V = 5 \u00d7 4 \u00d7 0,15 = 3 m\u00b3.<\/span><\/p>\n<p dir=\"auto\" data-start=\"1569\" data-end=\"1659\"><span style=\"color: #000000;\"><span style=\"font-family: arial, helvetica, sans-serif;\">\u0110i\u1ec1u quan tr\u1ecdng l\u00e0 to\u00e0n b\u1ed9 k\u00edch th\u01b0\u1edbc ph\u1ea3i \u0111\u01b0\u1ee3c quy \u0111\u1ed5i v\u1ec1 c\u00f9ng \u0111\u01a1n v\u1ecb m\u00e9t tr\u01b0\u1edbc khi t\u00ednh.\u00a0<\/span><span style=\"font-family: arial, helvetica, sans-serif;\">V\u00ed d\u1ee5: <\/span><span style=\"font-family: arial, helvetica, sans-serif;\">120 mm = 0,12 m.<\/span><\/span><\/p>\n<p dir=\"auto\" data-start=\"1726\" data-end=\"1803\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Ch\u1ec9 m\u1ed9t sai s\u00f3t \u1edf b\u01b0\u1edbc \u0111\u1ed5i \u0111\u01a1n v\u1ecb c\u0169ng c\u00f3 th\u1ec3 l\u00e0m k\u1ebft qu\u1ea3 ch\u00eanh l\u1ec7ch r\u1ea5t l\u1edbn.<\/span><\/p>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">Kh\u00f4ng ph\u1ea3i c\u1ea5u ki\u1ec7n n\u00e0o c\u0169ng t\u00ednh gi\u1ed1ng nhau<\/span><\/strong><\/h3>\n<p class=\"PDq2pG_selectionAnchorContainer\" dir=\"auto\" data-start=\"1855\" data-end=\"1939\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">C\u00f4ng th\u1ee9c th\u1ec3 t\u00edch v\u1eabn d\u1ef1a tr\u00ean h\u00ecnh h\u1ecdc, nh\u01b0ng c\u00e1ch t\u1ed5 ch\u1ee9c ph\u00e9p t\u00ednh s\u1ebd kh\u00e1c nhau:<\/span><\/p>\n<ul data-start=\"1941\" data-end=\"2211\">\n<li data-start=\"1941\" data-end=\"1982\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong data-start=\"1943\" data-end=\"1951\">S\u00e0n:<\/strong> di\u1ec7n t\u00edch th\u1ef1c \u0111\u1ed5 \u00d7 chi\u1ec1u d\u00e0y;<\/span><\/li>\n<li data-start=\"1983\" data-end=\"2020\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong data-start=\"1985\" data-end=\"1993\">D\u1ea7m:<\/strong> ti\u1ebft di\u1ec7n d\u1ea7m \u00d7 chi\u1ec1u d\u00e0i;<\/span><\/li>\n<li data-start=\"2021\" data-end=\"2064\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong data-start=\"2023\" data-end=\"2031\">C\u1ed9t:<\/strong> di\u1ec7n t\u00edch ti\u1ebft di\u1ec7n \u00d7 chi\u1ec1u cao;<\/span><\/li>\n<li data-start=\"2065\" data-end=\"2118\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong data-start=\"2067\" data-end=\"2076\">M\u00f3ng:<\/strong> ph\u1ee5 thu\u1ed9c lo\u1ea1i m\u00f3ng v\u00e0 h\u00ecnh d\u1ea1ng th\u1ef1c t\u1ebf;<\/span><\/li>\n<li data-start=\"2119\" data-end=\"2211\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong data-start=\"2121\" data-end=\"2143\">C\u1ea5u ki\u1ec7n ph\u1ee9c t\u1ea1p:<\/strong> chia th\u00e0nh nhi\u1ec1u kh\u1ed1i h\u00ecnh h\u1ecdc \u0111\u01a1n gi\u1ea3n r\u1ed3i c\u1ed9ng ho\u1eb7c tr\u1eeb th\u1ec3 t\u00edch.<\/span><\/li>\n<\/ul>\n<p dir=\"auto\" data-start=\"2213\" data-end=\"2334\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">V\u00ec v\u1eady, tr\u01b0\u1edbc khi b\u1ea5m m\u00e1y t\u00ednh, c\u1ea7n x\u00e1c \u0111\u1ecbnh \u0111\u00fang m\u00ecnh \u0111ang t\u00ednh c\u1ea5u ki\u1ec7n n\u00e0o v\u00e0 ph\u1ea1m vi n\u00e0o th\u1ef1c s\u1ef1 \u0111\u01b0\u1ee3c \u0111\u1ed5 b\u00ea t\u00f4ng.<\/span><\/p>\n<h3 dir=\"auto\" data-start=\"2964\" data-end=\"3018\"><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">4 nguy\u00ean t\u1eafc ph\u1ea3i ki\u1ec3m tra tr\u01b0\u1edbc khi c\u1ed9ng t\u1ed5ng<\/span><\/strong><\/h3>\n<p class=\"PDq2pG_selectionAnchorContainer\" dir=\"auto\" data-start=\"2387\" data-end=\"2429\"><span style=\"color: #000000;\"><span style=\"font-family: arial, helvetica, sans-serif;\">Khi b\u00f3c kh\u1ed1i l\u01b0\u1ee3ng, n\u00ean ki\u1ec3m tra l\u1ea7n l\u01b0\u1ee3t:<\/span><\/span><\/p>\n<ol data-start=\"2431\" data-end=\"2680\">\n<li data-start=\"2431\" data-end=\"2475\"><span style=\"color: #000000;\"><span style=\"font-family: arial, helvetica, sans-serif;\">T\u1ea5t c\u1ea3 k\u00edch th\u01b0\u1edbc \u0111\u00e3 \u0111\u01b0\u1ee3c quy \u0111\u1ed5i v\u1ec1 m\u00e9t.<\/span><\/span><\/li>\n<li data-start=\"2476\" data-end=\"2539\"><span style=\"color: #000000;\"><span style=\"font-family: arial, helvetica, sans-serif;\">C\u00e1c c\u1ea5u ki\u1ec7n \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e2n nh\u00f3m \u0111\u00fang theo k\u00edch th\u01b0\u1edbc th\u1ef1c t\u1ebf.<\/span><\/span><\/li>\n<li data-start=\"2540\" data-end=\"2610\"><span style=\"color: #000000;\"><span style=\"font-family: arial, helvetica, sans-serif;\">C\u00e1c kho\u1ea3ng r\u1ed7ng, l\u1ed7 m\u1edf ho\u1eb7c ph\u1ea7n kh\u00f4ng \u0111\u1ed5 b\u00ea t\u00f4ng \u0111\u00e3 \u0111\u01b0\u1ee3c lo\u1ea1i tr\u1eeb.<\/span><\/span><\/li>\n<li data-start=\"2611\" data-end=\"2680\"><span style=\"color: #000000;\"><span style=\"font-family: arial, helvetica, sans-serif;\">C\u00e1c v\u00f9ng giao nhau gi\u1eefa s\u00e0n, d\u1ea7m, c\u1ed9t ho\u1eb7c m\u00f3ng kh\u00f4ng b\u1ecb t\u00ednh l\u1eb7p.<\/span><\/span><\/li>\n<\/ol>\n<p dir=\"auto\" data-start=\"2682\" data-end=\"2786\"><span style=\"color: #000000;\"><span style=\"font-family: arial, helvetica, sans-serif;\">Trong th\u1ef1c t\u1ebf, sai s\u1ed1 th\u01b0\u1eddng kh\u00f4ng n\u1eb1m \u1edf ph\u00e9p nh\u00e2n, m\u00e0 n\u1eb1m \u1edf vi\u1ec7c x\u00e1c \u0111\u1ecbnh sai ph\u1ea1m vi c\u1ee7a c\u1ea5u ki\u1ec7n.<\/span><\/span><\/p>\n<h2 dir=\"auto\" data-start=\"2682\" data-end=\"2786\"><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">2. B\u1ea3ng c\u00f4ng th\u1ee9c t\u00ednh nhanh kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng theo c\u1ea5u ki\u1ec7n<\/span><\/strong><\/h2>\n<table class=\"dufago-table\">\n<tbody>\n<tr>\n<th>C\u1ea5u ki\u1ec7n<\/th>\n<th>C\u00f4ng th\u1ee9c c\u01a1 b\u1ea3n<\/th>\n<\/tr>\n<tr>\n<td>S\u00e0n<\/td>\n<td>Di\u1ec7n t\u00edch \u00d7 chi\u1ec1u d\u00e0y<\/td>\n<\/tr>\n<tr>\n<td>D\u1ea7m ch\u1eef nh\u1eadt<\/td>\n<td>Chi\u1ec1u d\u00e0i \u00d7 chi\u1ec1u r\u1ed9ng \u00d7 chi\u1ec1u cao<\/td>\n<\/tr>\n<tr>\n<td>C\u1ed9t ch\u1eef nh\u1eadt\/vu\u00f4ng<\/td>\n<td>Chi\u1ec1u d\u00e0i ti\u1ebft di\u1ec7n \u00d7 chi\u1ec1u r\u1ed9ng ti\u1ebft di\u1ec7n \u00d7 chi\u1ec1u cao<\/td>\n<\/tr>\n<tr>\n<td>C\u1ed9t tr\u00f2n<\/td>\n<td>\u03c0 \u00d7 r\u00b2 \u00d7 chi\u1ec1u cao<\/td>\n<\/tr>\n<tr>\n<td>M\u00f3ng \u0111\u01a1n d\u1ea1ng h\u1ed9p<\/td>\n<td>D\u00e0i \u00d7 r\u1ed9ng \u00d7 cao \u00d7 s\u1ed1 l\u01b0\u1ee3ng<\/td>\n<\/tr>\n<tr>\n<td>M\u00f3ng b\u0103ng<\/td>\n<td>T\u1ed5ng chi\u1ec1u d\u00e0i \u00d7 r\u1ed9ng \u00d7 cao<\/td>\n<\/tr>\n<tr>\n<td>M\u00f3ng b\u00e8<\/td>\n<td>Di\u1ec7n t\u00edch b\u1ea3n m\u00f3ng \u00d7 chi\u1ec1u d\u00e0y<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p dir=\"auto\" data-start=\"3240\" data-end=\"3410\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">C\u00e1c c\u00f4ng th\u1ee9c tr\u00ean l\u00e0 c\u00f4ng th\u1ee9c h\u00ecnh h\u1ecdc c\u01a1 b\u1ea3n. Khi \u00e1p d\u1ee5ng v\u00e0o b\u1ea3n v\u1ebd th\u1ef1c t\u1ebf, v\u1eabn c\u1ea7n ki\u1ec3m tra l\u1ed7 m\u1edf, thay \u0111\u1ed5i ti\u1ebft di\u1ec7n, ph\u1ea7n giao c\u1ea5u ki\u1ec7n v\u00e0 ph\u1ea1m vi b\u00f3c kh\u1ed1i l\u01b0\u1ee3ng.<\/span><\/p>\n<h2><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">3. C\u00e1ch t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng s\u00e0n<\/span><\/strong><\/h2>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">S\u00e0n l\u00e0 m\u1ed9t trong nh\u1eefng h\u1ea1ng m\u1ee5c c\u1ea7n t\u00ednh to\u00e1n nhi\u1ec1u nh\u1ea5t. C\u00e1ch t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng \u0111\u1ed5 r\u1ea5t nhanh v\u00ec s\u00e0n l\u00e0 h\u00ecnh kh\u1ed1i \u0111\u01a1n gi\u1ea3n.<\/span><\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-large wp-image-11095\" src=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/03-cach-tinh-khoi-luong-be-tong-san-1024x576.webp\" alt=\"C\u00e1ch t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng s\u00e0n\" width=\"1024\" height=\"576\" srcset=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/03-cach-tinh-khoi-luong-be-tong-san-1024x576.webp 1024w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/03-cach-tinh-khoi-luong-be-tong-san-300x169.webp 300w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/03-cach-tinh-khoi-luong-be-tong-san-768x432.webp 768w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/03-cach-tinh-khoi-luong-be-tong-san-18x10.webp 18w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/03-cach-tinh-khoi-luong-be-tong-san-750x422.webp 750w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/03-cach-tinh-khoi-luong-be-tong-san-1140x641.webp 1140w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/03-cach-tinh-khoi-luong-be-tong-san.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<h3><strong><span style=\"color: #333399; font-family: arial, helvetica, sans-serif;\">S\u00e0n c\u00f3 chi\u1ec1u d\u00e0y \u0111\u1ed3ng \u0111\u1ec1u<\/span><\/strong><\/h3>\n<p><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">Vs\u00e0n = T\u1ed5ng di\u1ec7n t\u00edch s\u00e0n x \u0110\u1ed9 d\u00e0y l\u1edbp b\u00ea t\u00f4ng<\/span><\/strong><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">V\u00ed d\u1ee5: B\u1ea1n c\u1ea7n \u0111\u1ed5 s\u00e0n cho m\u1ed9t t\u1ea7ng nh\u00e0 c\u00f3 k\u00edch th\u01b0\u1edbc 5m x 10m v\u1edbi \u0111\u1ed9 d\u00e0y 12cm (0.12m).<\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">T\u1ed5ng di\u1ec7n t\u00edch s\u00e0n: 5m \u00d7 10m = 50m2<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\u0110\u1ed9 d\u00e0y l\u1edbp b\u00ea t\u00f4ng: 0.12m<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng = 50 x 0,12 = 6m\u00b3<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Nh\u01b0 v\u1eady, kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng l\u00fd thuy\u1ebft cho s\u00e0n l\u00e0 6m\u00b3. Sau \u0111\u00f3 c\u1ea7n c\u1ed9ng th\u00eam ph\u1ea7n hao h\u1ee5t theo ph\u01b0\u01a1ng ph\u00e1p thi c\u00f4ng tr\u01b0\u1edbc khi \u0111\u1eb7t h\u00e0ng.<\/span><\/p>\n<h3><strong><span style=\"color: #333399; font-family: arial, helvetica, sans-serif;\">S\u00e0n c\u00f3 \u00f4 thang, gi\u1ebfng tr\u1eddi ho\u1eb7c l\u1ed7 m\u1edf<\/span><\/strong><\/h3>\n<p class=\"PDq2pG_selectionAnchorContainer\" dir=\"auto\" data-start=\"3826\" data-end=\"3925\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">N\u1ebfu tr\u00ean s\u00e0n c\u00f3 m\u1ed9t kho\u1ea3ng kh\u00f4ng \u0111\u1ed5 b\u00ea t\u00f4ng, kh\u00f4ng n\u00ean l\u1ea5y to\u00e0n b\u1ed9 di\u1ec7n t\u00edch h\u00ecnh ch\u1eef nh\u1eadt \u0111\u1ec3 t\u00ednh.<\/span><\/p>\n<p dir=\"auto\" data-start=\"3939\" data-end=\"4010\"><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\"><strong data-start=\"3939\" data-end=\"4010\">V th\u1ef1c = (Di\u1ec7n t\u00edch to\u00e0n s\u00e0n \u2013 Di\u1ec7n t\u00edch ph\u1ea7n kh\u00f4ng \u0111\u1ed5) \u00d7 Chi\u1ec1u d\u00e0y<\/strong><\/span><\/p>\n<p dir=\"auto\" data-start=\"4012\" data-end=\"4092\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">V\u00ed d\u1ee5 v\u1edbi s\u00e0n 10 \u00d7 8 m, d\u00e0y 0,12 m, nh\u01b0ng c\u00f3 m\u1ed9t \u00f4 thang k\u00edch th\u01b0\u1edbc 2 \u00d7 3 m.<\/span><\/p>\n<ul>\n<li class=\"PDq2pG_selectionAnchorContainer\" dir=\"auto\" data-start=\"4094\" data-end=\"4113\"><span style=\"color: #000000; font-family: arial, helvetica, sans-serif;\">Di\u1ec7n t\u00edch to\u00e0n s\u00e0n: 10 \u00d7 8 = 80 m\u00b2<\/span><\/li>\n<li dir=\"auto\" data-start=\"4135\" data-end=\"4153\"><span style=\"color: #000000; font-family: arial, helvetica, sans-serif;\">Di\u1ec7n t\u00edch \u00f4 thang: 2 \u00d7 3 = 6 m\u00b2<\/span><\/li>\n<li dir=\"auto\" data-start=\"4173\" data-end=\"4191\"><span style=\"color: #000000; font-family: arial, helvetica, sans-serif;\">Di\u1ec7n t\u00edch th\u1ef1c \u0111\u1ed5: 80 \u2013 6 = 74 m\u00b2<\/span><\/li>\n<li dir=\"auto\" data-start=\"4213\" data-end=\"4232\"><span style=\"color: #000000; font-family: arial, helvetica, sans-serif;\">Kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng: 74 \u00d7 0,12 = 8,88 m\u00b3<\/span><\/li>\n<\/ul>\n<p dir=\"auto\" data-start=\"4259\" data-end=\"4363\"><span style=\"color: #000000; font-family: arial, helvetica, sans-serif;\">Thay v\u00ec 9,6 m\u00b3 n\u1ebfu t\u00ednh to\u00e0n b\u1ed9 m\u1eb7t b\u1eb1ng, kh\u1ed1i l\u01b0\u1ee3ng l\u00fd thuy\u1ebft sau khi lo\u1ea1i tr\u1eeb \u00f4 thang c\u00f2n 8,88 m\u00b3.<\/span><\/p>\n<h3><strong><span style=\"color: #333399; font-family: arial, helvetica, sans-serif;\">S\u00e0n c\u00f3 nhi\u1ec1u khu v\u1ef1c d\u00e0y kh\u00e1c nhau<\/span><\/strong><\/h3>\n<p class=\"PDq2pG_selectionAnchorContainer\" dir=\"auto\" data-start=\"4405\" data-end=\"4534\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">N\u1ebfu m\u1ed9t ph\u1ea7n s\u00e0n d\u00e0y 120 mm nh\u01b0ng khu v\u1ef1c kh\u00e1c d\u00e0y 150 mm, kh\u00f4ng n\u00ean l\u1ea5y m\u1ed9t chi\u1ec1u d\u00e0y trung b\u00ecnh r\u1ed3i nh\u00e2n cho to\u00e0n b\u1ed9 di\u1ec7n t\u00edch.<\/span><\/p>\n<p dir=\"auto\" data-start=\"4536\" data-end=\"4589\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">C\u00e1ch t\u00ednh ph\u00f9 h\u1ee3p h\u01a1n l\u00e0 chia s\u00e0n th\u00e0nh t\u1eebng khu v\u1ef1c:<\/span><\/p>\n<p dir=\"auto\" data-start=\"4591\" data-end=\"4622\"><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\"><strong data-start=\"4591\" data-end=\"4622\">V t\u1ed5ng = V1 + V2 + V3 + &#8230;<\/strong><\/span><\/p>\n<p dir=\"auto\" data-start=\"4624\" data-end=\"4630\"><span style=\"color: #000000;\"><span style=\"font-family: arial, helvetica, sans-serif;\">V\u00ed d\u1ee5: <\/span><span style=\"font-family: arial, helvetica, sans-serif;\">khu v\u1ef1c A: 50 m\u00b2 \u00d7 0,12 m = 6 m\u00b3. <\/span><span style=\"font-family: arial, helvetica, sans-serif;\">khu v\u1ef1c B: 20 m\u00b2 \u00d7 0,15 m = 3 m\u00b3.\u00a0<\/span><span style=\"font-family: arial, helvetica, sans-serif;\">T\u1ed5ng: <\/span><span style=\"font-family: arial, helvetica, sans-serif;\">V = 6 + 3 = 9 m\u00b3<\/span><\/span><\/p>\n<p dir=\"auto\" data-start=\"4734\" data-end=\"4836\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">C\u00e1ch n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng khi b\u1ea3n v\u1ebd c\u00f3 khu v\u1ef1c t\u0103ng chi\u1ec1u d\u00e0y ho\u1eb7c nhi\u1ec1u cao \u0111\u1ed9 k\u1ebft c\u1ea5u kh\u00e1c nhau.<\/span><\/p>\n<h2><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">4. C\u00e1ch t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng m\u00f3ng<\/span><\/strong><\/h2>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">M\u00f3ng l\u00e0 ph\u1ea7n d\u1ec5 b\u1ecb t\u00ednh sai n\u1ebfu ch\u1ec9 s\u1eed d\u1ee5ng m\u1ed9t c\u00f4ng th\u1ee9c chung. Tr\u01b0\u1edbc ti\u00ean c\u1ea7n x\u00e1c \u0111\u1ecbnh \u0111\u00f3 l\u00e0 m\u00f3ng \u0111\u01a1n, m\u00f3ng b\u0103ng, m\u00f3ng b\u00e8 hay m\u1ed9t h\u00ecnh d\u1ea1ng k\u1ebft h\u1ee3p.<\/span><\/p>\n<figure id=\"attachment_11096\" aria-describedby=\"caption-attachment-11096\" style=\"width: 1024px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-11096 size-large\" src=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/04-cach-tinh-khoi-luong-be-tong-mong-1024x576.webp\" alt=\"\" width=\"1024\" height=\"576\" srcset=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/04-cach-tinh-khoi-luong-be-tong-mong-1024x576.webp 1024w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/04-cach-tinh-khoi-luong-be-tong-mong-300x169.webp 300w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/04-cach-tinh-khoi-luong-be-tong-mong-768x432.webp 768w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/04-cach-tinh-khoi-luong-be-tong-mong-18x10.webp 18w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/04-cach-tinh-khoi-luong-be-tong-mong-750x422.webp 750w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/04-cach-tinh-khoi-luong-be-tong-mong-1140x641.webp 1140w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/04-cach-tinh-khoi-luong-be-tong-mong.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption id=\"caption-attachment-11096\" class=\"wp-caption-text\">C\u00e1ch t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng m\u00f3ng<\/figcaption><\/figure>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">C\u00e1ch t\u00ednh b\u00ea t\u00f4ng m\u00f3ng \u0111\u01a1n<\/span><\/strong><\/h3>\n<p><span style=\"color: #000000;\"><span style=\"font-family: arial, helvetica, sans-serif;\">V\u1edbi m\u00f3ng \u0111\u01a1n c\u00f3 d\u1ea1ng h\u00ecnh h\u1ed9p c\u01a1 b\u1ea3n:<\/span><\/span><\/p>\n<p><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">Vm\u00f3ng = D\u00e0i \u00d7 R\u1ed9ng \u00d7 Cao \u00d7 S\u1ed1 l\u01b0\u1ee3ng m\u00f3ng<\/span><\/strong><\/p>\n<p class=\"PDq2pG_selectionAnchorContainer\" dir=\"auto\" data-start=\"5146\" data-end=\"5178\"><span style=\"color: #000000;\"><span style=\"font-family: arial, helvetica, sans-serif;\">V\u00ed d\u1ee5 c\u00f3 6 m\u00f3ng c\u00f9ng k\u00edch th\u01b0\u1edbc: <\/span><span style=\"font-family: arial, helvetica, sans-serif;\">d\u00e0i: 1,8 m; <\/span><span style=\"font-family: arial, helvetica, sans-serif;\">r\u1ed9ng: 1,8 m; <\/span><span style=\"font-family: arial, helvetica, sans-serif;\">cao: 0,45 m.<\/span><\/span><\/p>\n<ul>\n<li dir=\"auto\" data-start=\"5225\" data-end=\"5243\"><span style=\"color: #000000;\"><span style=\"font-family: arial, helvetica, sans-serif;\">Th\u1ec3 t\u00edch m\u1ed9t m\u00f3ng: <\/span><span style=\"font-family: arial, helvetica, sans-serif;\">1,8 \u00d7 1,8 \u00d7 0,45 = 1,458 m\u00b3<\/span><\/span><\/li>\n<li dir=\"auto\" data-start=\"5278\" data-end=\"5287\"><span style=\"color: #000000;\"><span style=\"font-family: arial, helvetica, sans-serif;\">S\u00e1u m\u00f3ng: <\/span><span style=\"font-family: arial, helvetica, sans-serif;\">1,458 \u00d7 6 = 8,748 m\u00b3<\/span><\/span><\/li>\n<\/ul>\n<p dir=\"auto\" data-start=\"5315\" data-end=\"5428\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">N\u1ebfu c\u00f4ng tr\u00ecnh c\u00f3 nhi\u1ec1u lo\u1ea1i m\u00f3ng nh\u01b0 M1, M2, M3 v\u1edbi k\u00edch th\u01b0\u1edbc kh\u00e1c nhau, c\u1ea7n t\u00ednh ri\u00eang t\u1eebng nh\u00f3m r\u1ed3i c\u1ed9ng l\u1ea1i.<\/span><\/p>\n<p dir=\"auto\" data-start=\"5430\" data-end=\"5533\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Kh\u00f4ng n\u00ean l\u1ea5y k\u00edch th\u01b0\u1edbc c\u1ee7a m\u1ed9t m\u00f3ng \u0111\u1ea1i di\u1ec7n \u0111\u1ec3 nh\u00e2n cho to\u00e0n b\u1ed9 n\u1ebfu b\u1ea3n v\u1ebd th\u1ec3 hi\u1ec7n nhi\u1ec1u lo\u1ea1i m\u00f3ng.<\/span><\/p>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">C\u00e1ch t\u00ednh b\u00ea t\u00f4ng m\u00f3ng b\u0103ng<\/span><\/strong><\/h3>\n<p class=\"PDq2pG_selectionAnchorContainer\" dir=\"auto\" data-start=\"5568\" data-end=\"5614\"><span style=\"color: #000000; font-family: arial, helvetica, sans-serif;\">V\u1edbi m\u1ed9t \u0111o\u1ea1n m\u00f3ng b\u0103ng c\u00f3 ti\u1ebft di\u1ec7n kh\u00f4ng \u0111\u1ed5i:<\/span><\/p>\n<p dir=\"auto\" data-start=\"5616\" data-end=\"5663\"><span style=\"color: #333399; font-family: arial, helvetica, sans-serif;\"><strong data-start=\"5616\" data-end=\"5663\">V = T\u1ed5ng chi\u1ec1u d\u00e0i \u00d7 Chi\u1ec1u r\u1ed9ng \u00d7 Chi\u1ec1u cao<\/strong><\/span><\/p>\n<p dir=\"auto\" data-start=\"5665\" data-end=\"5671\"><span style=\"color: #000000;\"><span style=\"font-family: arial, helvetica, sans-serif;\">V\u00ed d\u1ee5: <\/span><span style=\"font-family: arial, helvetica, sans-serif;\">t\u1ed5ng chi\u1ec1u d\u00e0i: 32 m; <\/span><span style=\"font-family: arial, helvetica, sans-serif;\">r\u1ed9ng: 0,8 m; <\/span><span style=\"font-family: arial, helvetica, sans-serif;\">cao: 0,3 m.<\/span><\/span><\/p>\n<p dir=\"auto\" data-start=\"5727\" data-end=\"5738\"><span style=\"color: #000000;\"><span style=\"font-family: arial, helvetica, sans-serif;\">Kh\u1ed1i l\u01b0\u1ee3ng: <\/span><span style=\"font-family: arial, helvetica, sans-serif;\">32 \u00d7 0,8 \u00d7 0,3 = 7,68 m\u00b3<\/span><\/span><\/p>\n<p class=\"PDq2pG_selectionAnchorContainer\" dir=\"auto\" data-start=\"5770\" data-end=\"5953\"><span style=\"color: #000000; font-family: arial, helvetica, sans-serif;\">Tuy nhi\u00ean, khi c\u00e1c tuy\u1ebfn m\u00f3ng giao nhau, c\u1ea7n ki\u1ec3m tra l\u1ea1i ph\u1ea1m vi \u0111\u00e3 t\u00ednh. N\u1ebfu c\u1ed9ng nguy\u00ean chi\u1ec1u d\u00e0i c\u1ee7a t\u1eebng tuy\u1ebfn m\u00e0 kh\u00f4ng x\u1eed l\u00fd ph\u1ea7n giao, m\u1ed9t ph\u1ea7n th\u1ec3 t\u00edch c\u00f3 th\u1ec3 b\u1ecb t\u00ednh hai l\u1ea7n.<\/span><\/p>\n<p dir=\"auto\" data-start=\"5955\" data-end=\"6069\"><span style=\"color: #000000; font-family: arial, helvetica, sans-serif;\">C\u00e1c d\u1ea7m ho\u1eb7c gi\u1eb1ng m\u00f3ng c\u0169ng n\u00ean \u0111\u01b0\u1ee3c b\u00f3c ri\u00eang n\u1ebfu c\u00e1ch t\u1ed5 ch\u1ee9c kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a b\u1ea3n v\u1ebd \u0111ang t\u00e1ch c\u00e1c c\u1ea5u ki\u1ec7n n\u00e0y.<\/span><\/p>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">C\u00e1ch t\u00ednh b\u00ea t\u00f4ng m\u00f3ng b\u00e8<\/span><\/strong><\/h3>\n<p class=\"PDq2pG_selectionAnchorContainer\" dir=\"auto\" data-start=\"6102\" data-end=\"6145\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">V\u1edbi ph\u1ea7n b\u1ea3n m\u00f3ng b\u00e8 c\u00f3 chi\u1ec1u d\u00e0y \u0111\u1ed3ng \u0111\u1ec1u:<\/span><\/p>\n<p dir=\"auto\" data-start=\"6147\" data-end=\"6190\"><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">V b\u1ea3n m\u00f3ng = Di\u1ec7n t\u00edch m\u00f3ng \u00d7 Chi\u1ec1u d\u00e0y<\/span><\/strong><\/p>\n<p dir=\"auto\" data-start=\"6192\" data-end=\"6198\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">V\u00ed d\u1ee5: <\/span><span style=\"color: #000000; font-family: arial, helvetica, sans-serif;\">m\u00f3ng b\u00e8: 10 \u00d7 8 m; <\/span><span style=\"color: #000000; font-family: arial, helvetica, sans-serif;\">chi\u1ec1u d\u00e0y: 0,25 m.<\/span><\/p>\n<p dir=\"auto\" data-start=\"6243\" data-end=\"6261\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Th\u1ec3 t\u00edch ph\u1ea7n b\u1ea3n:\u00a0<\/span><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">10 \u00d7 8 \u00d7 0,25 = 20 m\u00b3<\/span><\/p>\n<p dir=\"auto\" data-start=\"6290\" data-end=\"6466\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">K\u1ebft qu\u1ea3 20 m\u00b3 \u1edf \u0111\u00e2y m\u1edbi ch\u1ec9 l\u00e0 ph\u1ea7n b\u1ea3n m\u00f3ng c\u01a1 b\u1ea3n. N\u1ebfu b\u1ea3n v\u1ebd c\u00f3 d\u1ea7m m\u00f3ng, khu v\u1ef1c t\u0103ng chi\u1ec1u d\u00e0y ho\u1eb7c c\u00e1c ph\u1ea7n gia c\u01b0\u1eddng kh\u00e1c, nh\u1eefng ph\u1ea7n \u0111\u00f3 c\u1ea7n ti\u1ebfp t\u1ee5c \u0111\u01b0\u1ee3c b\u00f3c ri\u00eang.<\/span><\/p>\n<h3 class=\"PDq2pG_selectionAnchorContainer\" dir=\"auto\" data-start=\"6468\" data-end=\"6509\"><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">B\u00ea t\u00f4ng l\u00f3t m\u00f3ng c\u00f3 t\u00ednh chung kh\u00f4ng?<\/span><\/strong><\/h3>\n<p dir=\"auto\" data-start=\"6511\" data-end=\"6654\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">N\u1ebfu c\u1ea7n t\u00ednh t\u1ed5ng l\u01b0\u1ee3ng b\u00ea t\u00f4ng cho c\u1ea3 h\u1ea1ng m\u1ee5c m\u00f3ng v\u00e0 b\u1ea3n v\u1ebd c\u00f3 l\u1edbp b\u00ea t\u00f4ng l\u00f3t, ph\u1ea7n b\u00ea t\u00f4ng l\u00f3t n\u00ean \u0111\u01b0\u1ee3c b\u00f3c ri\u00eang theo k\u00edch th\u01b0\u1edbc th\u1ef1c t\u1ebf.<\/span><\/p>\n<p dir=\"auto\" data-start=\"6664\" data-end=\"6717\"><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\"><strong data-start=\"6664\" data-end=\"6717\">V l\u00f3t = Di\u1ec7n t\u00edch b\u00ea t\u00f4ng l\u00f3t \u00d7 Chi\u1ec1u d\u00e0y l\u1edbp l\u00f3t<\/strong><\/span><\/p>\n<p dir=\"auto\" data-start=\"6719\" data-end=\"6780\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Sau \u0111\u00f3 m\u1edbi c\u1ed9ng v\u00e0o t\u1ed5ng kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a ph\u1ea1m vi c\u1ea7n chu\u1ea9n b\u1ecb.<\/span><\/p>\n<p dir=\"auto\" data-start=\"6782\" data-end=\"6885\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Kh\u00f4ng n\u00ean nh\u1eadp tr\u1ef1c ti\u1ebfp b\u00ea t\u00f4ng l\u00f3t v\u00e0o th\u1ec3 t\u00edch m\u00f3ng k\u1ebft c\u1ea5u v\u00ec \u0111\u00e2y l\u00e0 hai ph\u1ea7n c\u00f3 ph\u1ea1m vi kh\u00e1c nhau.<\/span><\/p>\n<figure id=\"attachment_9273\" aria-describedby=\"caption-attachment-9273\" style=\"width: 1024px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-9273 size-large\" src=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-1024x768.jpg\" alt=\"\" width=\"1024\" height=\"768\" srcset=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-1024x768.jpg 1024w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-300x225.jpg 300w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-768x576.jpg 768w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-1536x1152.jpg 1536w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-16x12.jpg 16w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-750x563.jpg 750w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-1140x855.jpg 1140w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc.jpg 1600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption id=\"caption-attachment-9273\" class=\"wp-caption-text\">\u0110\u1ed5 b\u00ea t\u00f4ng l\u00f3t<\/figcaption><\/figure>\n<h2><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">5. C\u00e1ch t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng d\u1ea7m<\/span><\/strong><\/h2>\n<figure id=\"attachment_11097\" aria-describedby=\"caption-attachment-11097\" style=\"width: 1024px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-11097 size-large\" src=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/05-cach-tinh-khoi-luong-be-tong-dam-1024x576.webp\" alt=\"\" width=\"1024\" height=\"576\" srcset=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/05-cach-tinh-khoi-luong-be-tong-dam-1024x576.webp 1024w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/05-cach-tinh-khoi-luong-be-tong-dam-300x169.webp 300w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/05-cach-tinh-khoi-luong-be-tong-dam-768x432.webp 768w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/05-cach-tinh-khoi-luong-be-tong-dam-18x10.webp 18w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/05-cach-tinh-khoi-luong-be-tong-dam-750x422.webp 750w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/05-cach-tinh-khoi-luong-be-tong-dam-1140x641.webp 1140w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/05-cach-tinh-khoi-luong-be-tong-dam.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption id=\"caption-attachment-11097\" class=\"wp-caption-text\">C\u00e1ch t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng d\u1ea7m<\/figcaption><\/figure>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">C\u00f4ng th\u1ee9c c\u01a1 b\u1ea3n<\/span><\/strong><\/h3>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">T\u01b0\u01a1ng t\u1ef1 nh\u01b0 t\u00ednh s\u00e0n, b\u1ea1n ch\u1ec9 c\u1ea7n \u00e1p d\u1ee5ng c\u00f4ng th\u1ee9c th\u1ec3 t\u00edch c\u01a1 b\u1ea3n cho d\u1ea7m:<\/span><\/p>\n<p><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">Vd\u1ea7m = T\u1ed5ng chi\u1ec1u d\u00e0i d\u1ea7m x Chi\u1ec1u r\u1ed9ng d\u1ea7m x Chi\u1ec1u cao d\u1ea7m<\/span><\/strong><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">V\u00ed d\u1ee5: M\u1ed9t d\u1ea7m c\u00f3 chi\u1ec1u d\u00e0i 8m, chi\u1ec1u r\u1ed9ng 20cm (0.2m) v\u00e0 chi\u1ec1u cao 30cm (0.3m).<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Vd\u1ea7m = 8 x 0.2 x 0.3 = 0.48m3<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">N\u1ebfu c\u00f4ng tr\u00ecnh c\u00f3 nhi\u1ec1u d\u1ea7m, c\u1ea7n t\u00ednh t\u1eebng nh\u00f3m d\u1ea7m c\u00f3 c\u00f9ng k\u00edch th\u01b0\u1edbc r\u1ed3i c\u1ed9ng l\u1ea1i.<\/span><\/p>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">Khi c\u00f4ng tr\u00ecnh c\u00f3 nhi\u1ec1u lo\u1ea1i d\u1ea7m<\/span><\/strong><\/h3>\n<p class=\"PDq2pG_selectionAnchorContainer\" dir=\"auto\" data-start=\"7210\" data-end=\"7286\"><span style=\"color: #000000; font-family: arial, helvetica, sans-serif;\">M\u1ed9t m\u1eb7t b\u1eb1ng c\u00f3 th\u1ec3 c\u00f3 d\u1ea7m ch\u00ednh, d\u1ea7m ph\u1ee5 ho\u1eb7c c\u00e1c nh\u00f3m d\u1ea7m kh\u00e1c k\u00edch th\u01b0\u1edbc.<\/span><\/p>\n<p dir=\"auto\" data-start=\"7288\" data-end=\"7318\"><span style=\"color: #000000; font-family: arial, helvetica, sans-serif;\">C\u00e1ch d\u1ec5 ki\u1ec3m so\u00e1t l\u00e0 l\u1eadp b\u1ea3ng:<\/span><\/p>\n<table class=\"dufago-table\">\n<tbody>\n<tr>\n<th>Nh\u00f3m d\u1ea7m<\/th>\n<th>K\u00edch th\u01b0\u1edbc<\/th>\n<th>S\u1ed1 l\u01b0\u1ee3ng<\/th>\n<th>C\u00e1ch t\u00ednh<\/th>\n<\/tr>\n<tr>\n<td>D1<\/td>\n<td>Theo b\u1ea3n v\u1ebd<\/td>\n<td>n<\/td>\n<td>V1 \u00d7 n<\/td>\n<\/tr>\n<tr>\n<td>D2<\/td>\n<td>Theo b\u1ea3n v\u1ebd<\/td>\n<td>n<\/td>\n<td>V2 \u00d7 n<\/td>\n<\/tr>\n<tr>\n<td>D3<\/td>\n<td>Theo b\u1ea3n v\u1ebd<\/td>\n<td>n<\/td>\n<td>V3 \u00d7 n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p class=\"PDq2pG_selectionAnchorContainer\" dir=\"auto\" data-start=\"7491\" data-end=\"7503\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Sau \u0111\u00f3 c\u1ed9ng: <\/span><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\"><strong data-start=\"7505\" data-end=\"7543\">V d\u1ea7m t\u1ed5ng = VD1 + VD2 + VD3 + &#8230;<\/strong><\/span><\/p>\n<p dir=\"auto\" data-start=\"7545\" data-end=\"7629\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">C\u00e1ch nh\u00f3m c\u1ea5u ki\u1ec7n gi\u00fap gi\u1ea3m kh\u1ea3 n\u0103ng b\u1ecf s\u00f3t ho\u1eb7c d\u00f9ng nh\u1ea7m k\u00edch th\u01b0\u1edbc gi\u1eefa c\u00e1c d\u1ea7m.<\/span><\/p>\n<h3 dir=\"auto\" data-start=\"7631\" data-end=\"7670\"><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">C\u1ea9n th\u1eadn t\u00ednh tr\u00f9ng gi\u1eefa d\u1ea7m v\u00e0 s\u00e0n<\/span><\/strong><\/h3>\n<p dir=\"auto\" data-start=\"7672\" data-end=\"7721\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng \u0111i\u1ec3m c\u1ea7n ki\u1ec3m tra k\u1ef9 nh\u1ea5t.<\/span><\/p>\n<p dir=\"auto\" data-start=\"7723\" data-end=\"7936\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Gi\u1ea3 s\u1eed th\u1ec3 t\u00edch s\u00e0n \u0111\u00e3 \u0111\u01b0\u1ee3c t\u00ednh theo to\u00e0n b\u1ed9 chi\u1ec1u d\u00e0y b\u1ea3n. N\u1ebfu ti\u1ebfp t\u1ee5c l\u1ea5y to\u00e0n b\u1ed9 chi\u1ec1u cao d\u1ea7m \u0111\u1ec3 c\u1ed9ng th\u00eam m\u00e0 kh\u00f4ng x\u00e1c \u0111\u1ecbnh ph\u1ea7n giao gi\u1eefa d\u1ea7m v\u00e0 s\u00e0n, th\u1ec3 t\u00edch t\u1ea1i v\u00f9ng giao nhau c\u00f3 th\u1ec3 b\u1ecb t\u00ednh hai l\u1ea7n.<\/span><\/p>\n<p dir=\"auto\" data-start=\"7938\" data-end=\"7990\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">V\u00ec v\u1eady, tr\u01b0\u1edbc khi c\u1ed9ng d\u1ea7m v\u1edbi s\u00e0n, c\u1ea7n \u0111\u1eb7t c\u00e2u h\u1ecfi:<\/span><\/p>\n<ul data-start=\"7992\" data-end=\"8182\">\n<li data-start=\"7992\" data-end=\"8027\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">ph\u1ea7n s\u00e0n \u0111\u00e3 bao g\u1ed3m th\u1ec3 t\u00edch n\u00e0o?<\/span><\/li>\n<li data-start=\"8028\" data-end=\"8108\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">chi\u1ec1u cao d\u1ea7m \u0111ang t\u00ednh l\u00e0 to\u00e0n b\u1ed9 hay ch\u1ec9 ph\u1ea7n n\u1eb1m ngo\u00e0i ph\u1ea1m vi s\u00e0n \u0111\u00e3 t\u00ednh?<\/span><\/li>\n<li data-start=\"8109\" data-end=\"8182\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">v\u00f9ng giao gi\u1eefa hai c\u1ea5u ki\u1ec7n \u0111\u01b0\u1ee3c x\u1eed l\u00fd theo quy \u01b0\u1edbc b\u00f3c kh\u1ed1i l\u01b0\u1ee3ng n\u00e0o?<\/span><\/li>\n<\/ul>\n<p dir=\"auto\" data-start=\"8184\" data-end=\"8295\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Kh\u00f4ng c\u00f3 m\u1ed9t ph\u00e9p tr\u1eeb duy nh\u1ea5t \u00e1p d\u1ee5ng cho m\u1ecdi b\u1ea3n v\u1ebd. Quan tr\u1ecdng l\u00e0 ph\u1ea1m vi t\u1eebng ph\u00e9p t\u00ednh ph\u1ea3i nh\u1ea5t qu\u00e1n.<\/span><\/p>\n<h2><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">6. C\u00e1ch t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng c\u1ed9t<\/span><\/strong><\/h2>\n<figure id=\"attachment_11098\" aria-describedby=\"caption-attachment-11098\" style=\"width: 1024px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-11098\" src=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/06-cach-tinh-khoi-luong-be-tong-cot-1024x576.webp\" alt=\"C\u00e1ch t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng c\u1ed9t\" width=\"1024\" height=\"576\" srcset=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/06-cach-tinh-khoi-luong-be-tong-cot-1024x576.webp 1024w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/06-cach-tinh-khoi-luong-be-tong-cot-300x169.webp 300w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/06-cach-tinh-khoi-luong-be-tong-cot-768x432.webp 768w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/06-cach-tinh-khoi-luong-be-tong-cot-18x10.webp 18w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/06-cach-tinh-khoi-luong-be-tong-cot-750x422.webp 750w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/06-cach-tinh-khoi-luong-be-tong-cot-1140x641.webp 1140w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/06-cach-tinh-khoi-luong-be-tong-cot.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption id=\"caption-attachment-11098\" class=\"wp-caption-text\">C\u00e1ch t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng c\u1ed9t<\/figcaption><\/figure>\n<h3 dir=\"auto\" data-start=\"8339\" data-end=\"8376\"><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">C\u1ed9t ti\u1ebft di\u1ec7n vu\u00f4ng ho\u1eb7c ch\u1eef nh\u1eadt<\/span><\/strong><\/h3>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">V\u1edbi ti\u1ebft di\u1ec7n c\u1ed9t vu\u00f4ng ho\u1eb7c ch\u1eef nh\u1eadt th\u00ec c\u00f4ng th\u1ee9c kh\u00e1 \u0111\u01a1n gi\u1ea3n:<\/span><\/p>\n<p class=\"PDq2pG_selectionAnchorContainer\" dir=\"auto\" data-start=\"8390\" data-end=\"8452\"><span style=\"color: #333399; font-family: arial, helvetica, sans-serif;\"><strong data-start=\"8390\" data-end=\"8452\">Vc\u1ed9t = Chi\u1ec1u d\u00e0i ti\u1ebft di\u1ec7n \u00d7 Chi\u1ec1u r\u1ed9ng ti\u1ebft di\u1ec7n \u00d7 Chi\u1ec1u cao<\/strong><\/span><\/p>\n<p dir=\"auto\" data-start=\"8454\" data-end=\"8460\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">V\u00ed d\u1ee5: ti\u1ebft di\u1ec7n c\u1ed9t: 0,3 \u00d7 0,3 m; chi\u1ec1u cao ph\u1ea7n c\u1ea7n t\u00ednh: 3,3 m.<\/span><\/p>\n<p dir=\"auto\" data-start=\"8527\" data-end=\"8535\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">M\u1ed9t c\u1ed9t:\u00a00,3 \u00d7 0,3 \u00d7 3,3 = 0,297 m\u00b3<\/span><\/p>\n<p dir=\"auto\" data-start=\"8569\" data-end=\"8593\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">N\u1ebfu c\u00f3 8 c\u1ed9t gi\u1ed1ng nhau:\u00a00,297 \u00d7 8 = 2,376 m\u00b3<\/span><\/p>\n<h3 class=\"PDq2pG_selectionAnchorContainer\" dir=\"auto\" data-start=\"8621\" data-end=\"8633\"><span style=\"color: #333399;\"><strong><span style=\"font-family: arial, helvetica, sans-serif;\">C\u00e1ch t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng \u0111\u1ed5 c\u1ed9t tr\u00f2n<\/span><\/strong><\/span><\/h3>\n<p dir=\"auto\" data-start=\"8635\" data-end=\"8648\"><strong><span style=\"color: #333399;\"><span style=\"font-family: arial, helvetica, sans-serif;\">V\u1edbi c\u1ed9t tr\u00f2n:\u00a0<\/span><span style=\"font-family: arial, helvetica, sans-serif;\">V = \u03c0 \u00d7 r\u00b2 \u00d7 h<\/span><\/span><\/strong><\/p>\n<p dir=\"auto\" data-start=\"8670\" data-end=\"8679\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Trong \u0111\u00f3:\u00a0<\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>r:<\/strong> b\u00e1n k\u00ednh c\u1ed9t;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>h:<\/strong> chi\u1ec1u cao;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>\u03c0<\/strong> \u2248 3,14.<\/span><\/li>\n<\/ul>\n<p dir=\"auto\" data-start=\"8737\" data-end=\"8764\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">V\u00ed d\u1ee5 c\u1ed9t \u0111\u01b0\u1eddng k\u00ednh 0,4 m, b\u00e1n k\u00ednh r = 0,2 m, chi\u1ec1u cao: 3 m.<\/span><\/p>\n<p dir=\"auto\" data-start=\"8807\" data-end=\"8816\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Th\u1ec3 t\u00edch:\u00a0V \u2248 3,14 \u00d7 0,2\u00b2 \u00d7 3 \u2248 0,377 m\u00b3<\/span><\/p>\n<h3 class=\"PDq2pG_selectionAnchorContainer\" dir=\"auto\" data-start=\"8854\" data-end=\"8886\"><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">C\u00f4ng tr\u00ecnh c\u00f3 nhi\u1ec1u lo\u1ea1i c\u1ed9t<\/span><\/strong><\/h3>\n<p dir=\"auto\" data-start=\"8888\" data-end=\"8961\"><span style=\"color: #000000; font-family: arial, helvetica, sans-serif;\">N\u1ebfu b\u1ea3n v\u1ebd c\u00f3 c\u1ed9t C1, C2, C3 v\u1edbi ti\u1ebft di\u1ec7n kh\u00e1c nhau, n\u00ean t\u00ednh theo nh\u00f3m:<\/span><\/p>\n<p dir=\"auto\" data-start=\"8963\" data-end=\"8988\"><span style=\"color: #333399; font-family: arial, helvetica, sans-serif;\"><strong data-start=\"8963\" data-end=\"8988\">VC1 + VC2 + VC3 + &#8230;<\/strong><\/span><\/p>\n<p dir=\"auto\" data-start=\"8990\" data-end=\"9056\"><span style=\"color: #000000; font-family: arial, helvetica, sans-serif;\">Kh\u00f4ng n\u00ean d\u00f9ng m\u1ed9t k\u00edch th\u01b0\u1edbc c\u1ed9t ph\u1ed5 bi\u1ebfn \u0111\u1ec3 \u0111\u1ea1i di\u1ec7n cho t\u1ea5t c\u1ea3.<\/span><\/p>\n<h2 class=\"PDq2pG_selectionAnchorContainer\" dir=\"auto\" data-start=\"9450\" data-end=\"9505\"><strong><span style=\"color: #333399; font-family: arial, helvetica, sans-serif;\">7. C\u00e1ch t\u00ednh b\u00ea t\u00f4ng cho c\u1ea5u ki\u1ec7n c\u00f3 h\u00ecnh d\u1ea1ng ph\u1ee9c t\u1ea1p<\/span><\/strong><\/h2>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Kh\u00f4ng ph\u1ea3i c\u1ea5u ki\u1ec7n n\u00e0o c\u0169ng l\u00e0 m\u1ed9t kh\u1ed1i h\u1ed9p ho\u00e0n ch\u1ec9nh. Khi g\u1eb7p h\u00ecnh d\u1ea1ng ph\u1ee9c t\u1ea1p, c\u00e1ch d\u1ec5 ki\u1ec3m so\u00e1t nh\u1ea5t l\u00e0 chia c\u1ea5u ki\u1ec7n th\u00e0nh c\u00e1c h\u00ecnh h\u1ecdc \u0111\u01a1n gi\u1ea3n.<\/span><\/p>\n<p><span style=\"color: #333399;\"><strong><span style=\"font-family: arial, helvetica, sans-serif;\">Chia th\u00e0nh nhi\u1ec1u kh\u1ed1i r\u1ed3i c\u1ed9ng<\/span><\/strong><\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">V\u00ed d\u1ee5 m\u1ed9t c\u1ea5u ki\u1ec7n c\u00f3 th\u1ec3 chia th\u00e0nh: <\/span><span style=\"color: #000000; font-family: arial, helvetica, sans-serif;\">kh\u1ed1i A; <\/span><span style=\"color: #000000; font-family: arial, helvetica, sans-serif;\">kh\u1ed1i B; <\/span><span style=\"color: #000000; font-family: arial, helvetica, sans-serif;\">kh\u1ed1i C.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Khi \u0111\u00f3:\u00a0<\/span><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">V t\u1ed5ng = VA + VB + VC<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">M\u1ed7i ph\u1ea7n \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng c\u00f4ng th\u1ee9c h\u00ecnh h\u1ecdc ph\u00f9 h\u1ee3p.<\/span><\/p>\n<p dir=\"auto\" data-start=\"9861\" data-end=\"9908\"><span style=\"color: #333399;\"><strong><span style=\"font-family: arial, helvetica, sans-serif;\">C\u00f3 ph\u1ea7n r\u1ed7ng th\u00ec l\u1ea5y kh\u1ed1i l\u1edbn tr\u1eeb kh\u1ed1i r\u1ed7ng<\/span><\/strong><\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">N\u1ebfu h\u00ecnh d\u1ea1ng b\u00ean ngo\u00e0i t\u01b0\u01a1ng \u0111\u1ed1i \u0111\u01a1n gi\u1ea3n nh\u01b0ng b\u00ean trong c\u00f3 ph\u1ea7n kh\u00f4ng \u0111\u1ed5: <\/span><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">V b\u00ea t\u00f4ng = V h\u00ecnh bao ngo\u00e0i \u2013 V ph\u1ea7n r\u1ed7ng<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">C\u00e1ch n\u00e0y th\u01b0\u1eddng d\u1ec5 ki\u1ec3m tra h\u01a1n vi\u1ec7c c\u1ed1 t\u1ea1o m\u1ed9t c\u00f4ng th\u1ee9c duy nh\u1ea5t cho c\u1ea3 c\u1ea5u ki\u1ec7n.<\/span><\/p>\n<h2><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">8. Sau khi t\u00ednh xong c\u1ea7n c\u1ed9ng hao h\u1ee5t bao nhi\u00eau?<\/span><\/strong><\/h2>\n<p class=\"isSelectedEnd\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Sau khi t\u00ednh \u0111\u01b0\u1ee3c t\u1ed5ng kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng l\u00fd thuy\u1ebft, kh\u00f4ng n\u00ean \u0111\u1eb7t h\u00e0ng \u0111\u00fang b\u1eb1ng con s\u1ed1 \u0111\u00f3 ngay. C\u1ea7n c\u1ed9ng th\u00eam ph\u1ea7n hao h\u1ee5t theo ph\u01b0\u01a1ng ph\u00e1p thi c\u00f4ng.<\/span><\/p>\n<p class=\"isSelectedEnd\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Hao h\u1ee5t c\u00f3 th\u1ec3 ph\u00e1t sinh do b\u00ea t\u00f4ng d\u00ednh b\u1ed3n xe, d\u00ednh \u0111\u01b0\u1eddng \u1ed1ng b\u01a1m, r\u01a1i v\u00e3i, c\u1ed1p pha n\u1edf, n\u1ec1n l\u00fan ho\u1eb7c sai s\u1ed1 k\u00edch th\u01b0\u1edbc th\u1ef1c t\u1ebf.<\/span><\/p>\n<p class=\"isSelectedEnd\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Thay v\u00ec d\u00f9ng m\u1ed9t con s\u1ed1 chung cho m\u1ecdi tr\u01b0\u1eddng h\u1ee3p, n\u00ean c\u1ed9ng hao h\u1ee5t theo ph\u01b0\u01a1ng ph\u00e1p thi c\u00f4ng. V\u00ed d\u1ee5:<\/span><\/p>\n<ul data-spread=\"false\">\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\u0110\u1ed5 b\u1eb1ng m\u00e1y b\u01a1m th\u01b0\u1eddng c\u00f3 t\u1ef7 l\u1ec7 hao h\u1ee5t tham kh\u1ea3o kh\u00e1c v\u1edbi \u0111\u1ed5 th\u1ee7 c\u00f4ng;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">C\u1ecdc khoan nh\u1ed3i c\u00f3 m\u1ee9c hao h\u1ee5t cao h\u01a1n nhi\u1ec1u so v\u1edbi s\u00e0n ho\u1eb7c d\u1ea7m th\u00f4ng th\u01b0\u1eddng;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">C\u00f4ng tr\u00ecnh nh\u1ecf c\u00f3 th\u1ec3 c\u1ea7n c\u00e2n nh\u1eafc th\u00eam ph\u1ea7n d\u01b0 th\u1ef1c t\u1ebf \u0111\u1ec3 tr\u00e1nh thi\u1ebfu \u1edf cu\u1ed1i m\u1ebb.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif;\" data-sheets-root=\"1\"><\/span><\/p>\n<figure id=\"attachment_9275\" aria-describedby=\"caption-attachment-9275\" style=\"width: 1024px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-9275 size-large\" src=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-3-1024x768.jpg\" alt=\"\" width=\"1024\" height=\"768\" srcset=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-3-1024x768.jpg 1024w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-3-300x225.jpg 300w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-3-768x576.jpg 768w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-3-1536x1152.jpg 1536w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-3-16x12.jpg 16w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-3-750x563.jpg 750w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-3-1140x855.jpg 1140w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-3.jpg 1600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption id=\"caption-attachment-9275\" class=\"wp-caption-text\">Kh\u1ed1i l\u01b0\u1ee3ng t\u00ednh to\u00e1n v\u00e0 l\u01b0\u1ee3ng b\u00ea t\u00f4ng c\u1ea7n \u0111\u1eb7t c\u00f3 gi\u1ed1ng nhau kh\u00f4ng?<\/figcaption><\/figure>\n<h2><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">9. 8 l\u1ed7i th\u01b0\u1eddng g\u1eb7p khi t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng<\/span><\/strong><\/h2>\n<p class=\"isSelectedEnd\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">T\u00ednh kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng kh\u00f4ng kh\u00f3, nh\u01b0ng n\u1ebfu sai \u0111\u01a1n v\u1ecb ho\u1eb7c b\u1ecf s\u00f3t c\u1ea5u ki\u1ec7n, k\u1ebft qu\u1ea3 c\u00f3 th\u1ec3 l\u1ec7ch \u0111\u00e1ng k\u1ec3.<\/span><\/p>\n<h3 class=\"PDq2pG_selectionAnchorContainer\" dir=\"auto\" data-start=\"13450\" data-end=\"13486\"><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">1. Kh\u00f4ng \u0111\u1ed5i mm ho\u1eb7c cm sang m\u00e9t<\/span><\/strong><\/h3>\n<p dir=\"auto\" data-start=\"13488\" data-end=\"13574\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">V\u00ed d\u1ee5 l\u1ea5y 120 mm v\u00e0 nh\u1eadp tr\u1ef1c ti\u1ebfp l\u00e0 120 thay v\u00ec 0,12 m s\u1ebd l\u00e0m k\u1ebft qu\u1ea3 sai ho\u00e0n to\u00e0n.<\/span><\/p>\n<h3 dir=\"auto\" data-start=\"13576\" data-end=\"13636\"><span style=\"color: #333399;\"><strong><span style=\"font-family: arial, helvetica, sans-serif;\">2. L\u1ea5y di\u1ec7n t\u00edch x\u00e2y d\u1ef1ng thay cho di\u1ec7n t\u00edch th\u1ef1c c\u1ea7n \u0111\u1ed5<\/span><\/strong><\/span><\/h3>\n<p dir=\"auto\" data-start=\"13638\" data-end=\"13721\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Di\u1ec7n t\u00edch m\u1eb7t b\u1eb1ng t\u1ed5ng th\u1ec3 kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng b\u1eb1ng di\u1ec7n t\u00edch b\u00ea t\u00f4ng th\u1ef1c t\u1ebf.<\/span><\/p>\n<h3 dir=\"auto\" data-start=\"13723\" data-end=\"13770\"><span style=\"color: #333399;\"><strong><span style=\"font-family: arial, helvetica, sans-serif;\">3. Kh\u00f4ng tr\u1eeb \u00f4 thang, gi\u1ebfng tr\u1eddi ho\u1eb7c l\u1ed7 m\u1edf<\/span><\/strong><\/span><\/h3>\n<p dir=\"auto\" data-start=\"13772\" data-end=\"13852\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\u0110\u1eb7c bi\u1ec7t d\u1ec5 g\u1eb7p khi t\u00ednh s\u00e0n b\u1eb1ng c\u00e1ch l\u1ea5y chi\u1ec1u d\u00e0i \u00d7 chi\u1ec1u r\u1ed9ng to\u00e0n m\u1eb7t b\u1eb1ng.<\/span><\/p>\n<h3 dir=\"auto\" data-start=\"13854\" data-end=\"13900\"><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">4. B\u1ecf s\u00f3t d\u1ea7m ph\u1ee5, gi\u1eb1ng ho\u1eb7c c\u1ea5u ki\u1ec7n nh\u1ecf<\/span><\/strong><\/h3>\n<p dir=\"auto\" data-start=\"13902\" data-end=\"14014\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">C\u00e1c c\u1ea5u ki\u1ec7n nh\u1ecf ri\u00eang l\u1ebb c\u00f3 th\u1ec3 kh\u00f4ng l\u1edbn, nh\u01b0ng khi c\u00f3 s\u1ed1 l\u01b0\u1ee3ng nhi\u1ec1u s\u1ebd l\u00e0m t\u1ed5ng kh\u1ed1i l\u01b0\u1ee3ng thay \u0111\u1ed5i \u0111\u00e1ng k\u1ec3.<\/span><\/p>\n<h3 dir=\"auto\" data-start=\"14016\" data-end=\"14064\"><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">5. T\u00ednh tr\u00f9ng ph\u1ea7n giao gi\u1eefa s\u00e0n, d\u1ea7m v\u00e0 c\u1ed9t<\/span><\/strong><\/h3>\n<p dir=\"auto\" data-start=\"14066\" data-end=\"14170\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\u0110\u00e2y l\u00e0 l\u1ed7i d\u1ec5 x\u1ea3y ra n\u1ebfu t\u1eebng c\u1ea5u ki\u1ec7n \u0111\u01b0\u1ee3c t\u00ednh \u0111\u1ed9c l\u1eadp r\u1ed3i c\u1ed9ng tr\u1ef1c ti\u1ebfp m\u00e0 kh\u00f4ng ki\u1ec3m tra ph\u1ea7n giao.<\/span><\/p>\n<h3 dir=\"auto\" data-start=\"14172\" data-end=\"14223\"><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">6. D\u00f9ng c\u00f9ng m\u1ed9t k\u00edch th\u01b0\u1edbc cho t\u1ea5t c\u1ea3 c\u1ea5u ki\u1ec7n<\/span><\/strong><\/h3>\n<p dir=\"auto\" data-start=\"14225\" data-end=\"14314\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">M\u1ed9t m\u1eb7t b\u1eb1ng c\u00f3 th\u1ec3 c\u00f3 nhi\u1ec1u lo\u1ea1i d\u1ea7m, c\u1ed9t ho\u1eb7c m\u00f3ng. C\u1ea7n ph\u00e2n nh\u00f3m theo \u0111\u00fang k\u00edch th\u01b0\u1edbc.<\/span><\/p>\n<h3 dir=\"auto\" data-start=\"14316\" data-end=\"14376\"><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">7. L\u1ea5y kh\u1ed1i l\u01b0\u1ee3ng l\u00fd thuy\u1ebft l\u00e0m ngay kh\u1ed1i l\u01b0\u1ee3ng \u0111\u1eb7t h\u00e0ng<\/span><\/strong><\/h3>\n<p dir=\"auto\" data-start=\"14378\" data-end=\"14485\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Con s\u1ed1 t\u1eeb b\u1ea3n v\u1ebd m\u1edbi l\u00e0 c\u01a1 s\u1edf t\u00ednh to\u00e1n. L\u01b0\u1ee3ng c\u1ea7n \u0111\u1eb7t c\u00f2n ph\u1ea3i xem x\u00e9t \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf c\u1ee7a \u0111\u1ee3t thi c\u00f4ng.<\/span><\/p>\n<h3 dir=\"auto\" data-start=\"14487\" data-end=\"14545\"><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">8. Kh\u00f4ng \u0111\u1ed1i chi\u1ebfu l\u1ea1i ph\u1ea1m vi thi c\u00f4ng tr\u01b0\u1edbc khi ch\u1ed1t<\/span><\/strong><\/h3>\n<p dir=\"auto\" data-start=\"14547\" data-end=\"14696\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">B\u1ea3n v\u1ebd, khu v\u1ef1c thi c\u00f4ng v\u00e0 k\u1ebf ho\u1ea1ch \u0111\u1ed5 c\u1ea7n th\u1ed1ng nh\u1ea5t. N\u1ebfu ph\u1ea1m vi \u0111\u1ee3t \u0111\u1ed5 thay \u0111\u1ed5i nh\u01b0ng b\u1ea3ng t\u00ednh kh\u00f4ng c\u1eadp nh\u1eadt, s\u1ed1 m\u00b3 cu\u1ed1i c\u00f9ng c\u0169ng s\u1ebd sai theo.<\/span><\/p>\n<h2><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">10. Khi \u0111\u1eb7t b\u00ea t\u00f4ng c\u1ea7n chu\u1ea9n b\u1ecb th\u00f4ng tin g\u00ec?<\/span><\/strong><\/h2>\n<p class=\"isSelectedEnd\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Sau khi c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng l\u00fd thuy\u1ebft v\u00e0 ph\u1ea7n hao h\u1ee5t d\u1ef1 ki\u1ebfn, b\u1ea1n n\u00ean chu\u1ea9n b\u1ecb \u0111\u1ea7y \u0111\u1ee7 th\u00f4ng tin tr\u01b0\u1edbc khi h\u1ecfi gi\u00e1 ho\u1eb7c \u0111\u1eb7t b\u00ea t\u00f4ng.<\/span><\/p>\n<p class=\"isSelectedEnd\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">C\u00e1c th\u00f4ng tin c\u1ea7n c\u00f3:<\/span><\/p>\n<ul data-spread=\"false\">\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng c\u1ea7n \u0111\u1eb7t theo m\u00b3;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">H\u1ea1ng m\u1ee5c \u0111\u1ed5: s\u00e0n, m\u00f3ng, d\u1ea7m, c\u1ed9t, s\u00e2n n\u1ec1n;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">M\u00e1c b\u00ea t\u00f4ng;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\u0110\u1ed9 s\u1ee5t y\u00eau c\u1ea7u;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">H\u00ecnh th\u1ee9c \u0111\u1ed5 x\u1ea3 hay b\u01a1m;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">V\u1ecb tr\u00ed c\u00f4ng tr\u00ecnh;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Th\u1eddi gian d\u1ef1 ki\u1ebfn \u0111\u1ed5;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Y\u00eau c\u1ea7u ph\u1ee5 gia n\u1ebfu c\u00f3;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\u0110i\u1ec1u ki\u1ec7n \u0111\u01b0\u1eddng v\u00e0o v\u00e0 m\u1eb7t b\u1eb1ng thi c\u00f4ng.<\/span><\/li>\n<\/ul>\n<p class=\"isSelectedEnd\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\u0110\u1ed9 s\u1ee5t \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn kh\u1ea3 n\u0103ng thi c\u00f4ng, \u0111\u1eb7c bi\u1ec7t khi \u0111\u1ed5 b\u01a1m, \u0111\u1ed5 c\u1ea5u ki\u1ec7n nhi\u1ec1u th\u00e9p ho\u1eb7c h\u1ea1ng m\u1ee5c kh\u00f3 ti\u1ebfp c\u1eadn. B\u1ea1n c\u00f3 th\u1ec3 xem th\u00eam b\u00e0i <a href=\"https:\/\/dufago.com.vn\/en\/do-sut-be-tong-bao-nhieu-la-dat-bang-tra-va-quy-trinh-huong-dan-lay-sut\/\"><strong>\u0111\u1ed9 s\u1ee5t b\u00ea t\u00f4ng<\/strong><\/a> \u0111\u1ec3 chu\u1ea9n b\u1ecb th\u00f4ng tin ch\u00ednh x\u00e1c h\u01a1n tr\u01b0\u1edbc khi \u0111\u1eb7t h\u00e0ng.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Khi \u0111\u00e3 c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng, m\u00e1c, \u0111\u1ed9 s\u1ee5t v\u00e0 h\u00ecnh th\u1ee9c thi c\u00f4ng, b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o <a href=\"https:\/\/dufago.com.vn\/en\/bao-gia-be-tong-tuoi-be-tong-dufago-da-nang\/\"><strong>b\u1ea3ng gi\u00e1 b\u00ea t\u00f4ng t\u01b0\u01a1i Dufago<\/strong><\/a> ho\u1eb7c g\u1eedi th\u00f4ng tin c\u00f4ng tr\u00ecnh \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n b\u00e1o gi\u00e1 c\u1ee5 th\u1ec3.<\/span><\/p>\n<h2><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">11. C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 c\u00e1ch t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng t\u01b0\u01a1i<\/span><\/strong><\/h2>\n<p><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">1. 1 kh\u1ed1i b\u00ea t\u00f4ng t\u01b0\u01a1i n\u1eb7ng bao nhi\u00eau kg?<\/span><\/strong><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang c\u1ee7a b\u00ea t\u00f4ng t\u01b0\u01a1i th\u01b0\u1eddng dao \u0111\u1ed9ng t\u1eeb 2300 &#8211; 2400 kg\/m\u00b3 (2.3 &#8211; 2.4 t\u1ea5n\/m\u00b3).<\/span><\/p>\n<p><span style=\"color: #333399;\"><strong><span style=\"font-family: arial, helvetica, sans-serif;\">2. 1 kh\u1ed1i b\u00ea t\u00f4ng t\u01b0\u01a1i \u0111\u1ed5 \u0111\u01b0\u1ee3c bao nhi\u00eau m2 s\u00e0n?<\/span><\/strong><\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">N\u1ebfu s\u00e0n c\u00f3 \u0111\u1ed9 d\u00e0y 10cm, 1 kh\u1ed1i b\u00ea t\u00f4ng t\u01b0\u01a1i s\u1ebd \u0111\u1ed5 \u0111\u01b0\u1ee3c 1\/0.1=10m2. T\u01b0\u01a1ng t\u1ef1, n\u1ebfu \u0111\u1ed9 d\u00e0y 12cm, 1 kh\u1ed1i s\u1ebd \u0111\u1ed5 \u0111\u01b0\u1ee3c kho\u1ea3ng 1\/0.12\u22488.3m2.<\/span><\/p>\n<p><strong><span style=\"color: #333399; font-family: arial, helvetica, sans-serif;\">3. N\u00ean \u0111\u1eb7t b\u00ea t\u00f4ng t\u01b0\u01a1i d\u01b0 hay thi\u1ebfu?<\/span><\/strong><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">B\u1ea1n n\u00ean t\u00ednh to\u00e1n k\u1ef9 v\u00e0 \u0111\u1eb7t d\u01b0 m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf (kho\u1ea3ng 3-5%) \u0111\u1ec3 \u0111\u1ec1 ph\u00f2ng hao h\u1ee5t. Vi\u1ec7c thi\u1ebfu b\u00ea t\u00f4ng gi\u1eefa ch\u1eebng s\u1ebd g\u00e2y ra nhi\u1ec1u r\u1ee7i ro cho ch\u1ea5t l\u01b0\u1ee3ng c\u00f4ng tr\u00ecnh.<\/span><\/p>\n<p><strong><span style=\"color: #333399; font-family: arial, helvetica, sans-serif;\">4. C\u00e1c y\u1ebfu t\u1ed1 n\u00e0o \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn gi\u00e1 b\u00ea t\u00f4ng t\u01b0\u01a1i?<\/span><\/strong><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">M\u00e1c b\u00ea t\u00f4ng: M\u00e1c c\u00e0ng cao, gi\u00e1 c\u00e0ng \u0111\u1eaft.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Kho\u1ea3ng c\u00e1ch v\u1eadn chuy\u1ec3n: C\u00e0ng xa, chi ph\u00ed v\u1eadn chuy\u1ec3n c\u00e0ng cao.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Lo\u1ea1i v\u1eadt li\u1ec7u: S\u1eed d\u1ee5ng ph\u1ee5 gia hay kh\u00f4ng.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Th\u1eddi \u0111i\u1ec3m: Gi\u00e1 c\u00f3 th\u1ec3 thay \u0111\u1ed5i theo m\u00f9a ho\u1eb7c th\u1ecb tr\u01b0\u1eddng.<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-9277\" src=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-5-1024x768.jpg\" alt=\"\" width=\"1024\" height=\"768\" srcset=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-5-1024x768.jpg 1024w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-5-300x225.jpg 300w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-5-768x576.jpg 768w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-5-1536x1152.jpg 1536w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-5-16x12.jpg 16w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-5-750x563.jpg 750w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-5-1140x855.jpg 1140w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/08\/tinh-khoi-luong-be-tong-cho-tung-hang-muc-5.jpg 1600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<h2><span style=\"color: #333399;\"><strong><span style=\"font-family: arial, helvetica, sans-serif;\">Dufago h\u1ed7 tr\u1ee3 b\u00e1o gi\u00e1 b\u00ea t\u00f4ng theo kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng tr\u00ecnh<\/span><\/strong><\/span><\/h2>\n<p class=\"isSelectedEnd\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Sau khi x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c s\u1ed1 m\u00b3 b\u00ea t\u00f4ng d\u1ef1 ki\u1ebfn, b\u01b0\u1edbc ti\u1ebfp theo l\u00e0 chu\u1ea9n b\u1ecb c\u00e1c th\u00f4ng tin c\u1ea7n thi\u1ebft \u0111\u1ec3 trao \u0111\u1ed5i v\u1edbi \u0111\u01a1n v\u1ecb cung c\u1ea5p, ch\u1eb3ng h\u1ea1n ph\u1ea1m vi \u0111\u1ed5, y\u00eau c\u1ea7u b\u00ea t\u00f4ng theo h\u1ed3 s\u01a1 thi\u1ebft k\u1ebf, v\u1ecb tr\u00ed c\u00f4ng tr\u00ecnh v\u00e0 \u0111i\u1ec1u ki\u1ec7n tri\u1ec3n khai th\u1ef1c t\u1ebf.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">N\u1ebfu c\u1ea7n \u0111\u1eb7t b\u00ea t\u00f4ng theo \u0111\u00fang kh\u1ed1i l\u01b0\u1ee3ng, m\u00e1c, \u0111\u1ed9 s\u1ee5t v\u00e0 \u0111i\u1ec1u ki\u1ec7n thi c\u00f4ng, Dufago c\u00f3 th\u1ec3 t\u01b0 v\u1ea5n ph\u01b0\u01a1ng \u00e1n <a href=\"https:\/\/dufago.com.vn\/en\/ready-mixed-concrete-dufago-danang-city\/\"><strong>b\u00ea t\u00f4ng th\u01b0\u01a1ng ph\u1ea9m Dufago<\/strong><\/a> ph\u00f9 h\u1ee3p cho c\u00f4ng tr\u00ecnh t\u1ea1i khu v\u1ef1c ph\u1ee5c v\u1ee5.<\/span><\/p>\n<style>\n#dufago-fixed a{<br \/>  display:inline !important;<br \/>  float:none !important;<br \/>  width:auto !important;<br \/>  white-space:nowrap !important;<br \/>  margin:0 !important;<br \/>  padding:0 !important;<br \/>}<br \/>#dufago-fixed .line{<br \/>  display:flex !important;<br \/>  gap:6px;<br \/>  align-items:baseline;<br \/>  flex-wrap:nowrap;<br \/>}<br \/>#dufago-fixed .label{<br \/>  font-weight:900;<br \/>  white-space:nowrap;<br \/>}<br \/><\/style>\n<section id=\"dufago-fixed\" style=\"background: #fff; border: 1px solid #e5e5e5; border-left: 6px solid #c00000; border-radius: 12px; padding: 22px 22px 20px; margin: 32px 0; box-shadow: 0 6px 18px rgba(0,0,0,.06); font-family: Arial,Helvetica,sans-serif; color: #111; box-sizing: border-box;\">\n<div style=\"margin: 0 0 14px; color: #c00000; font-size: 18px; font-weight: 900; text-transform: uppercase; border-bottom: 1px dashed #e0e0e0; padding-bottom: 10px; line-height: 1.25;\">DUFAGO CONCRETE<\/div>\n<div style=\"display: flex; gap: 18px; flex-wrap: wrap; box-sizing: border-box;\">\n<div style=\"flex: 1; min-width: 260px;\">\n<div class=\"line\" style=\"margin: 0 0 10px; font-size: 14px; line-height: 1.6;\"><span class=\"label\" style=\"font-weight: 900;\">Tax ID:<\/span><br \/>\n0402099824<\/div>\n<div class=\"line\" style=\"margin: 0 0 10px; font-size: 14px; line-height: 1.6;\"><span class=\"label\" style=\"font-weight: 900;\">Hotline:<\/span><br \/>\n<a style=\"color: #c00000; text-decoration: none; font-weight: 900;\" href=\"tel:0915737973\">0915 737 973<\/a><\/div>\n<div class=\"line\" style=\"margin: 0 0 10px; font-size: 14px; line-height: 1.6;\"><span class=\"label\" style=\"font-weight: 900;\">Website:<\/span><br \/>\n<a style=\"color: #0b63ce; text-decoration: none; font-weight: 900;\" href=\"https:\/\/dufago.com.vn\/en\/\" target=\"_blank\" rel=\"noopener\">https:\/\/dufago.com.vn\/<\/a><\/div>\n<div style=\"margin: 0; font-size: 14px; line-height: 1.6;\"><span class=\"label\" style=\"font-weight: 900; white-space: nowrap;\">Representative Office:<\/span><br \/>\n4th Floor, 76-78 Bach Dang Street, Hai Chau Ward, Da Nang City<\/div>\n<\/div>\n<div style=\"flex: 1; min-width: 260px;\">\n<div style=\"margin: 0 0 10px; font-size: 14px; line-height: 1.6;\"><span style=\"font-weight: 900;\">Dufago Cam Le Concrete Factory:<\/span><br \/>\nGroup 33, Cam Le Ward, Da Nang City<\/div>\n<div style=\"margin: 0 0 10px; font-size: 14px; line-height: 1.6;\"><span style=\"font-weight: 900;\">Nh\u00e0 m\u00e1y B\u00ea t\u00f4ng Dufago Thanh Vinh:<\/span><br \/>\nL\u00f4 C20, C\u1ee5m C\u00f4ng nghi\u1ec7p Thanh Vinh, ph\u01b0\u1eddng Li\u00ean Chi\u1ec3u, TP. \u0110\u00e0 N\u1eb5ng<\/div>\n<div style=\"margin: 0 0 10px; font-size: 14px; line-height: 1.6;\"><span style=\"font-weight: 900;\">Nh\u00e0 m\u00e1y B\u00ea t\u00f4ng Dufago Chu Lai:<\/span><br \/>\nKhu C\u00f4ng nghi\u1ec7p v\u00e0 H\u1eadu c\u1ea7n c\u1ea3ng Tam Hi\u1ec7p, X\u00e3 N\u00fai Th\u00e0nh, TP. \u0110\u00e0 N\u1eb5ng<\/div>\n<div style=\"margin: 0; font-size: 14px; line-height: 1.6;\"><span style=\"font-weight: 900;\">Nh\u00e0 m\u00e1y B\u00ea t\u00f4ng Dufago T\u1ecbnh Phong:<\/span><br \/>\nL\u00f4 CN 08 &#8211; KCN T\u1ecbnh Phong, X\u00e3 Th\u1ecd Phong, T\u1ec9nh Qu\u1ea3ng Ng\u00e3i<\/div>\n<\/div>\n<\/div>\n<\/section>","protected":false},"excerpt":{"rendered":"<p>Kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng \u0111\u01b0\u1ee3c t\u00ednh theo th\u1ec3 t\u00edch, \u0111\u01a1n v\u1ecb th\u01b0\u1eddng d\u00f9ng l\u00e0 m\u00e9t kh\u1ed1i (m\u00b3). V\u1edbi m\u1ed9t c\u1ea5u ki\u1ec7n h\u00ecnh h\u1ed9p \u0111\u01a1n gi\u1ea3n, c\u00f4ng th\u1ee9c c\u01a1 b\u1ea3n l\u00e0: V = Chi\u1ec1u d\u00e0i \u00d7 Chi\u1ec1u r\u1ed9ng \u00d7 Chi\u1ec1u cao Tuy nhi\u00ean, khi b\u00f3c kh\u1ed1i l\u01b0\u1ee3ng cho m\u1ed9t c\u00f4ng tr\u00ecnh th\u1ef1c t\u1ebf, ch\u1ec9 \u00e1p d\u1ee5ng [&hellip;]<\/p>","protected":false},"author":7,"featured_media":9278,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47,35],"tags":[],"class_list":["post-9272","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-trong-nganh","category-tin-tuc"],"acf":[],"_links":{"self":[{"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/posts\/9272","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/comments?post=9272"}],"version-history":[{"count":12,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/posts\/9272\/revisions"}],"predecessor-version":[{"id":11163,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/posts\/9272\/revisions\/11163"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/media\/9278"}],"wp:attachment":[{"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/media?parent=9272"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/categories?post=9272"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/tags?post=9272"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}