{"id":9679,"date":"2025-11-03T16:30:18","date_gmt":"2025-11-03T09:30:18","guid":{"rendered":"https:\/\/dufago.com.vn\/?p=9679"},"modified":"2026-11-02T16:05:32","modified_gmt":"2026-11-02T09:05:32","slug":"yeu-cau-ky-thuat-khi-do-be-tong-chuan-tcvn-de-cong-trinh-ben-vung","status":"publish","type":"post","link":"https:\/\/dufago.com.vn\/en\/yeu-cau-ky-thuat-khi-do-be-tong-chuan-tcvn-de-cong-trinh-ben-vung\/","title":{"rendered":"Y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt khi \u0111\u1ed5 b\u00ea t\u00f4ng: Chu\u1ea9n TCVN \u0111\u1ec3 c\u00f4ng tr\u00ecnh b\u1ec1n v\u1eefng"},"content":{"rendered":"<p><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">Y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt khi \u0111\u1ed5 b\u00ea t\u00f4ng theo TCVN 4453:1995 g\u1ed3m n\u0103m nh\u00f3m vi\u1ec7c: ki\u1ec3m c\u1ed1p pha v\u00e0 c\u1ed1t th\u00e9p, nh\u1eadn v\u00e0 ki\u1ec3m b\u00ea t\u00f4ng t\u1ea1i c\u00f4ng tr\u01b0\u1eddng, \u0111\u1ed5 v\u00e0 \u0111\u1ea7m \u0111\u00fang c\u00e1ch, b\u1ea3o d\u01b0\u1ee1ng \u1ea9m \u0111\u1ee7 ng\u00e0y, r\u1ed3i l\u1ea5y m\u1eabu nghi\u1ec7m thu v\u00e0 th\u00e1o c\u1ed1p pha \u0111\u00fang l\u00fac. M\u1ed7i ph\u1ea7n d\u01b0\u1edbi \u0111\u00e2y n\u00eau ng\u01b0\u1ee1ng ch\u00ednh k\u00e8m \u0111i\u1ec1u ki\u1ec7n, \u0111\u1ee7 \u0111\u1ec3 ch\u1ee7 nh\u00e0, th\u1ee3 v\u00e0 gi\u00e1m s\u00e1t t\u1ef1 ki\u1ec3m, v\u00e0 d\u1eabn sang b\u00e0i chi ti\u1ebft khi c\u1ea7n.<\/span><\/strong><\/p>\n<h2><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">1. T\u1ea7m quan tr\u1ecdng c\u1ee7a k\u1ef9 thu\u1eadt \u0111\u1ed5 b\u00ea t\u00f4ng chu\u1ea9n<\/span><\/strong><\/h2>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn c\u01b0\u1eddng \u0111\u1ed9 v\u00e0 tu\u1ed5i th\u1ecd c\u00f4ng tr\u00ecnh<\/span><\/strong><\/h3>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">C\u00f9ng m\u1ed9t m\u1ebb b\u00ea t\u00f4ng \u0111\u00fang m\u00e1c, \u0111\u1ed5 sai c\u00e1ch v\u1eabn cho ra k\u1ebft c\u1ea5u y\u1ebfu. \u0110\u1ed5 r\u01a1i qu\u00e1 cao l\u00e0m \u0111\u00e1 v\u00e0 v\u1eefa t\u00e1ch nhau (ph\u00e2n t\u1ea7ng), \u0111\u1ea7m thi\u1ebfu \u0111\u1ec3 l\u1ea1i r\u1ed7 t\u1ed5 ong, b\u1ea3o d\u01b0\u1ee1ng qua loa l\u00e0m m\u1eb7t b\u00ea t\u00f4ng n\u1ee9t s\u1edbm. Nh\u1eefng l\u1ed7i n\u00e0y l\u00e0m b\u00ea t\u00f4ng kh\u00f4ng \u0111\u1ea1t c\u01b0\u1eddng \u0111\u1ed9 thi\u1ebft k\u1ebf \u1edf tu\u1ed5i 28 ng\u00e0y (k\u00fd hi\u1ec7u R28), th\u00e9p d\u1ec5 g\u1ec9 v\u00e0 k\u1ebft c\u1ea5u xu\u1ed1ng c\u1ea5p nhanh h\u01a1n.<\/span><\/p>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">C\u00e1c ti\u00eau chu\u1ea9n qu\u1ed1c gia (TCVN) c\u1ea7n tu\u00e2n th\u1ee7<\/span><\/strong><\/h3>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">N\u0103m ti\u00eau chu\u1ea9n d\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng v\u0103n b\u1ea3n ng\u01b0\u1eddi l\u00e0m nh\u00e0 hay g\u1eb7p nh\u1ea5t khi \u0111\u1ed5 b\u00ea t\u00f4ng:<\/span><\/p>\n<table class=\"dufago-table\">\n<tbody>\n<tr>\n<th><span style=\"font-family: arial, helvetica, sans-serif;\">Ti\u00eau chu\u1ea9n<\/span><\/th>\n<th><span style=\"font-family: arial, helvetica, sans-serif;\">D\u00f9ng \u0111\u1ec3 l\u00e0m g\u00ec<\/span><\/th>\n<\/tr>\n<tr>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">TCVN 4453:1995 [1]<\/span><\/td>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">Thi c\u00f4ng v\u00e0 nghi\u1ec7m thu b\u00ea t\u00f4ng to\u00e0n kh\u1ed1i: c\u1ed1p pha, \u0111\u1ed5, \u0111\u1ea7m, b\u1ea3o d\u01b0\u1ee1ng, th\u00e1o c\u1ed1p pha, nghi\u1ec7m thu c\u01b0\u1eddng \u0111\u1ed9<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">TCVN 5574:2018 [2]<\/span><\/td>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">Thi\u1ebft k\u1ebf k\u1ebft c\u1ea5u b\u00ea t\u00f4ng c\u1ed1t th\u00e9p: c\u1ea5p \u0111\u1ed9 b\u1ec1n, chi\u1ec1u d\u00e0y l\u1edbp b\u00ea t\u00f4ng b\u1ea3o v\u1ec7 c\u1ed1t th\u00e9p<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">TCVN 3106:2022 [3]<\/span><\/td>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">C\u00e1ch \u0111o \u0111\u1ed9 s\u1ee5t c\u1ee7a b\u00ea t\u00f4ng t\u1ea1i c\u00f4ng tr\u01b0\u1eddng<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">TCVN 10303:2014 [4]<\/span><\/td>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">L\u1ea5y bao nhi\u00eau t\u1ed5 m\u1eabu v\u00e0 \u0111\u00e1nh gi\u00e1 c\u01b0\u1eddng \u0111\u1ed9 ch\u1ecbu n\u00e9n th\u1ebf n\u00e0o<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">TCVN 8828:2011 [5]<\/span><\/td>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">B\u1ea3o d\u01b0\u1ee1ng \u1ea9m: gi\u1eef \u1ea9m bao l\u00e2u theo v\u00f9ng kh\u00ed h\u1eadu v\u00e0 m\u00f9a<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">B\u1ea3n v\u1ebd thi\u1ebft k\u1ebf v\u00e0 ch\u1ec9 d\u1eabn c\u1ee7a k\u1ef9 s\u01b0 lu\u00f4n \u0111\u01b0\u1ee3c \u01b0u ti\u00ean khi ghi s\u1ed1 kh\u00e1c c\u00e1c m\u1ed1c chung trong b\u00e0i.<\/span><\/p>\n<h2><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">2. Chu\u1ea9n b\u1ecb to\u00e0n di\u1ec7n tr\u01b0\u1edbc khi \u0111\u1ed5 b\u00ea t\u00f4ng<\/span><\/strong><\/h2>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Ph\u1ea7n l\u1edbn l\u1ed7i r\u1ed7, l\u1ed9 th\u00e9p, ph\u00ecnh c\u1ed1p pha b\u1eaft ngu\u1ed3n t\u1eeb kh\u00e2u chu\u1ea9n b\u1ecb. C\u1ed1p pha, c\u1ed1t th\u00e9p ph\u1ea3i \u0111\u01b0\u1ee3c nghi\u1ec7m thu xong tr\u01b0\u1edbc khi g\u1ecdi xe b\u00ea t\u00f4ng.<\/span><\/p>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">Ki\u1ec3m tra c\u1ed1t pha (v\u00e1n khu\u00f4n) v\u00e0 c\u1ed1t th\u00e9p<\/span><\/strong><\/h3>\n<table class=\"dufago-table\">\n<tbody>\n<tr>\n<th><span style=\"font-family: arial, helvetica, sans-serif;\">Y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt<\/span><\/th>\n<th><span style=\"font-family: arial, helvetica, sans-serif;\">Chi ti\u1ebft ki\u1ec3m tra<\/span><\/th>\n<\/tr>\n<tr>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">C\u1ed1p pha<\/span><\/td>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">K\u00edn kh\u00edt \u0111\u1ec3 kh\u00f4ng m\u1ea5t n\u01b0\u1edbc xi m\u0103ng; ch\u1ed1ng ch\u1eafc, kh\u00f4ng ph\u00ecnh khi \u0111\u1ed5 v\u00e0 \u0111\u1ea7m; \u0111\u00fang k\u00edch th\u01b0\u1edbc, cao \u0111\u1ed9. V\u00ed d\u1ee5 v\u1edbi m\u00f3ng, tim tr\u1ee5c c\u1ed1p pha l\u1ec7ch so v\u1edbi b\u1ea3n v\u1ebd kh\u00f4ng qu\u00e1 15 mm [1]<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">C\u1ed1t th\u00e9p (v\u1ecb tr\u00ed, s\u1ed1 l\u01b0\u1ee3ng)<\/span><\/td>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">Bu\u1ed9c \u0111\u00fang s\u1ed1 thanh, \u0111\u01b0\u1eddng k\u00ednh, kho\u1ea3ng c\u00e1ch theo b\u1ea3n v\u1ebd thi\u1ebft k\u1ebf<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">S\u1ea1ch s\u1ebd<\/span><\/td>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">C\u1ed1t th\u00e9p kh\u00f4ng d\u00ednh b\u00f9n \u0111\u1ea5t, d\u1ea7u m\u1ee1, v\u1ea3y s\u1eaft hay g\u1ec9 s\u00e9t qu\u00e1 m\u1ee9c cho ph\u00e9p; d\u1ecdn s\u1ea1ch r\u00e1c, g\u1ed7 v\u1ee5n trong c\u1ed1p pha<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">L\u1edbp b\u1ea3o v\u1ec7<\/span><\/td>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">D\u00f9ng con k\u00ea b\u00ea t\u00f4ng \u0111\u1ec3 gi\u1eef \u0111\u00fang chi\u1ec1u d\u00e0y l\u1edbp b\u1ea3o v\u1ec7 theo b\u1ea3n v\u1ebd v\u00e0 TCVN 5574:2018 [2]. Th\u00e9p m\u00f3ng c\u00f3 l\u1edbp b\u00ea t\u00f4ng l\u00f3t c\u1ea7n l\u1edbp b\u1ea3o v\u1ec7 t\u1ed1i thi\u1ec3u 40 mm [2]. Kh\u00f4ng k\u00ea b\u1eb1ng g\u1ea1ch v\u1ee1 ho\u1eb7c \u0111\u00e1<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">T\u01b0\u1edbi \u1ea9m<\/span><\/td>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">T\u01b0\u1edbi \u1ea9m c\u1ed1p pha g\u1ed7 v\u00e0 l\u1edbp l\u00f3t ngay tr\u01b0\u1edbc khi \u0111\u1ed5, kh\u00f4ng \u0111\u1ec3 n\u01b0\u1edbc \u0111\u1ecdng<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">Nghi\u1ec7m thu<\/span><\/td>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">K\u1ef9 s\u01b0 gi\u00e1m s\u00e1t ki\u1ec3m v\u00e0 k\u00fd bi\u00ean b\u1ea3n nghi\u1ec7m thu c\u1ed1p pha, c\u1ed1t th\u00e9p tr\u01b0\u1edbc khi g\u1ecdi xe<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">\u0110\u1eb7t b\u00ea t\u00f4ng t\u01b0\u01a1i cho ng\u00e0y \u0111\u1ed5: c\u1ea7n b\u00e1o tr\u1ea1m nh\u1eefng g\u00ec<\/span><\/strong><\/h3>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">B\u00e1o tr\u1ea1m \u0111\u1ee7 th\u00f4ng tin t\u1eeb v\u00e0i ng\u00e0y tr\u01b0\u1edbc \u0111\u1ec3 xe t\u1edbi \u0111\u00fang m\u1ebb, \u0111\u00fang nh\u1ecbp:<\/span><\/p>\n<ol type=\"1\">\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>V\u1ecb tr\u00ed c\u00f4ng tr\u00ecnh<\/strong> and <strong>h\u1ea1ng m\u1ee5c \u0111\u1ed5<\/strong> (m\u00f3ng, c\u1ed9t, d\u1ea7m s\u00e0n, m\u00e1i\u2026).<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif;\"><span style=\"color: #000000;\"><strong>Kh\u1ed1i l\u01b0\u1ee3ng<\/strong>: t\u00ednh theo k\u00edch th\u01b0\u1edbc tr\u00ean b\u1ea3n v\u1ebd, xem c\u00e1ch t\u00ednh \u1edf b\u00e0i<\/span> <a href=\"https:\/\/dufago.com.vn\/en\/5-cach-tinh-khoi-luong-be-tong-tuoi-can-dung-cho-cong-trinh\/\">c\u00e1ch t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng t\u01b0\u01a1i<\/a>.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif;\"><span style=\"color: #000000;\"><strong>M\u00e1c<\/strong> theo b\u1ea3n v\u1ebd. Ph\u00e2n v\u00e2n gi\u1eefa hai m\u00e1c th\u00ec xem b\u00e0i<\/span> <a href=\"https:\/\/dufago.com.vn\/en\/chon-mac-250-hay-mac-300-do-be-tong-mong-san-nen-chon-loai-nao\/\">ch\u1ecdn m\u00e1c 250 hay m\u00e1c 300<\/a>.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>\u0110\u1ed9 s\u1ee5t<\/strong> theo c\u00e1ch \u0111\u1ed5: \u0111\u1ed5 x\u1ea3 m\u00e1ng hay \u0111\u1ed5 b\u1eb1ng b\u01a1m (s\u1ed1 tham kh\u1ea3o \u1edf ph\u1ea7n Ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng b\u00ea t\u00f4ng).<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Ng\u00e0y gi\u1edd \u0111\u1ed5<\/strong> v\u00e0 kho\u1ea3ng c\u00e1ch mong mu\u1ed1n gi\u1eefa c\u00e1c xe.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>C\u00f3 c\u1ea7n b\u01a1m kh\u00f4ng<\/strong>, k\u00e8m <strong>\u1ea3nh l\u1ed1i v\u00e0o<\/strong> cho xe.<\/span><\/li>\n<\/ol>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter wp-image-11303 size-large\" src=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/03-bo-tri-xe-bom-phu-hop-mat-bang-cong-truong-1024x826.webp\" alt=\"C\u00f3 c\u1ea7n b\u01a1m kh\u00f4ng, k\u00e8m \u1ea3nh l\u1ed1i v\u00e0o cho xe.\" width=\"1024\" height=\"826\" srcset=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/03-bo-tri-xe-bom-phu-hop-mat-bang-cong-truong-1024x826.webp 1024w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/03-bo-tri-xe-bom-phu-hop-mat-bang-cong-truong-300x242.webp 300w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/03-bo-tri-xe-bom-phu-hop-mat-bang-cong-truong-768x620.webp 768w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/03-bo-tri-xe-bom-phu-hop-mat-bang-cong-truong-15x12.webp 15w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/03-bo-tri-xe-bom-phu-hop-mat-bang-cong-truong-750x605.webp 750w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/03-bo-tri-xe-bom-phu-hop-mat-bang-cong-truong-1140x920.webp 1140w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/03-bo-tri-xe-bom-phu-hop-mat-bang-cong-truong.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Khi \u0111\u1eb7t b\u00ea t\u00f4ng t\u01b0\u01a1i Dufago, tr\u1ea1m h\u1ed7 tr\u1ee3: ch\u1ed1t kh\u1ed1i l\u01b0\u1ee3ng chuy\u1ebfn cu\u1ed1i khi c\u00e1c chuy\u1ebfn \u0111\u1ea7u \u0111\u00e3 \u0111\u1ed5, gi\u00e3n c\u00e1ch xe theo y\u00eau c\u1ea7u, b\u00e1o th\u1eddi gian \u0111\u01b0\u1ee3c \u0111\u1ed5 k\u1ec3 t\u1eeb gi\u1edd xu\u1ea5t tr\u1ea1m, v\u00e0 t\u01b0 v\u1ea5n lo\u1ea1i b\u01a1m qua \u1ea3nh l\u1ed1i v\u00e0o. Xe \u0111\u00e3 xu\u1ea5t tr\u1ea1m th\u00ec v\u1eabn t\u00ednh ph\u00ed k\u1ec3 c\u1ea3 khi ph\u1ea3i ho\u00e3n \u0111\u1ed5, n\u00ean ch\u1ec9 ch\u1ed1t gi\u1edd xe ch\u1ea1y khi c\u1ed1p pha, c\u1ed1t th\u00e9p \u0111\u00e3 nghi\u1ec7m thu v\u00e0 th\u1eddi ti\u1ebft cho ph\u00e9p.<\/span><\/p>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">Ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng b\u00ea t\u00f4ng (tr\u1ed9n tay v\u00e0 th\u01b0\u01a1ng ph\u1ea9m)<\/span><\/strong><\/h3>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>B\u00ea t\u00f4ng th\u01b0\u01a1ng ph\u1ea9m (b\u00ea t\u00f4ng t\u01b0\u01a1i).<\/strong> M\u1ed7i xe t\u1edbi, ki\u1ec3m tr\u01b0\u1edbc khi cho x\u1ea3:<\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Phi\u1ebfu giao h\u00e0ng:<\/strong> m\u00e1c, s\u1ed1 kh\u1ed1i, \u0111\u1ed9 s\u1ee5t \u0111\u00e3 \u0111\u1eb7t v\u00e0 <strong>gi\u1edd xu\u1ea5t tr\u1ea1m<\/strong>. H\u1ecfi tr\u1ea1m m\u1ebb \u0111\u01b0\u1ee3c \u0111\u1ed5 trong bao l\u00e2u k\u1ec3 t\u1eeb gi\u1edd xu\u1ea5t, v\u00ec b\u00ea t\u00f4ng t\u01b0\u01a1i th\u01b0\u1eddng c\u00f3 ph\u1ee5 gia gi\u1eef \u0111\u1ed9 s\u1ee5t n\u00ean th\u1eddi gian n\u00e0y t\u00f9y t\u1eebng m\u1ebb.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif;\"><span style=\"color: #000000;\"><strong>\u0110\u1ed9 s\u1ee5t:<\/strong> l\u1ea5y b\u00ea t\u00f4ng \u1edf \u0111\u1ea7u m\u00e1ng, \u0111o b\u1eb1ng c\u00f4n ngay t\u1ea1i ch\u1ed7 [3]. S\u1ed1 tham kh\u1ea3o: m\u00f3ng nh\u00e0 d\u00e2n \u0111\u1ed5 x\u1ea3 m\u00e1ng th\u01b0\u1eddng kho\u1ea3ng 8\u201310 cm; b\u00ea t\u00f4ng b\u01a1m th\u01b0\u1eddng 12 \u00b1 2 cm, c\u00f3 khi 14 \u00b1 2 cm t\u00f9y chi\u1ec1u cao b\u01a1m, chi\u1ec1u d\u00e0i \u1ed1ng v\u00e0 m\u1eadt \u0111\u1ed9 th\u00e9p. B\u1ea3n v\u1ebd ghi \u0111\u1ed9 s\u1ee5t th\u00ec theo b\u1ea3n v\u1ebd. B\u1ea3ng tra \u1edf b\u00e0i<\/span> <a href=\"https:\/\/dufago.com.vn\/en\/do-sut-be-tong-bao-nhieu-la-dat-bang-tra-va-quy-trinh-huong-dan-lay-sut\/\">\u0111\u1ed9 s\u1ee5t b\u00ea t\u00f4ng bao nhi\u00eau l\u00e0 \u0111\u1ea1t<\/a>.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Kh\u00f4ng th\u00eam n\u01b0\u1edbc<\/strong> cho d\u1ec5 \u0111\u1ed5. Th\u00eam n\u01b0\u1edbc l\u00e0m lo\u00e3ng h\u1ed3 xi m\u0103ng, b\u00ea t\u00f4ng y\u1ebfu \u0111i v\u00e0 d\u1ec5 n\u1ee9t, trong khi phi\u1ebfu v\u1eabn ghi m\u00e1c c\u0169. \u0110\u1ed9 s\u1ee5t l\u1ec7ch xa s\u1ed1 \u0111\u00e3 \u0111\u1eb7t th\u00ec b\u00e1o tr\u1ea1m tr\u01b0\u1edbc khi \u0111\u1ed5.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>L\u1ea5y m\u1eabu<\/strong> ngay t\u1ea1i c\u00f4ng tr\u01b0\u1eddng t\u1eeb b\u00ea t\u00f4ng c\u1ee7a xe (s\u1ed1 t\u1ed5 \u1edf ph\u1ea7n L\u1ea5y m\u1eabu th\u00ed nghi\u1ec7m).<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Tr\u1eddi n\u1eafng n\u00f3ng:<\/strong> b\u00ea t\u00f4ng m\u1ea5t n\u01b0\u1edbc v\u00e0 se m\u1eb7t nhanh h\u01a1n, n\u00ean tr\u00e1nh \u0111\u1ec3 xe ch\u1edd l\u00e2u d\u01b0\u1edbi n\u1eafng v\u00e0 \u01b0u ti\u00ean \u0111\u1ed5 gi\u1edd m\u00e1t.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif;\"><span style=\"color: #000000;\">C\u00e1c c\u00e1ch ki\u1ec3m nhanh kh\u00e1c \u1edf b\u00e0i<\/span> <a href=\"https:\/\/dufago.com.vn\/en\/cach-kiem-tra-chat-luong-be-tong-tuoi-tai-cong-truong\/\">ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng b\u00ea t\u00f4ng t\u01b0\u01a1i t\u1ea1i c\u00f4ng tr\u01b0\u1eddng<\/a>.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>B\u00ea t\u00f4ng tr\u1ed9n tay.<\/strong> C\u1ea5p ph\u1ed1i ph\u1ea3i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u00e0 ki\u1ec3m tra qua ph\u00f2ng th\u00ed nghi\u1ec7m, kh\u00f4ng tr\u1ed9n theo c\u1ea3m t\u00ednh. \u0110ong v\u1eadt li\u1ec7u v\u00e0 th\u1eddi gian tr\u1ed9n ph\u1ea3i \u0111\u01b0\u1ee3c gi\u00e1m s\u00e1t ch\u1eb7t cho t\u1eebng m\u1ebb.<\/span><\/p>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">C\u00f4ng t\u00e1c s\u00e0n thao t\u00e1c v\u00e0 thi\u1ebft b\u1ecb (m\u00e1y \u0111\u1ea7m, b\u01a1m)<\/span><\/strong><\/h3>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>S\u00e0n c\u00f4ng t\u00e1c, c\u1ea7u thang t\u1ea1m<\/strong> \u0111\u1ee7 ch\u1eafc \u0111\u1ec3 ng\u01b0\u1eddi v\u00e0 thi\u1ebft b\u1ecb \u0111i l\u1ea1i an to\u00e0n trong su\u1ed1t bu\u1ed5i \u0111\u1ed5.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>\u0110\u1ea7m d\u00f9i<\/strong> \u0111\u1ee7 s\u1ed1 l\u01b0\u1ee3ng, ch\u00e0y \u0111\u1ea7m h\u1ee3p v\u1edbi k\u00edch th\u01b0\u1edbc k\u1ebft c\u1ea5u, c\u00f3 \u00edt nh\u1ea5t m\u1ed9t \u0111\u1ea7m d\u1ef1 ph\u00f2ng. S\u00e0n m\u1ecfng c\u1ea7n th\u00eam \u0111\u1ea7m b\u00e0n.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Ph\u01b0\u01a1ng ti\u1ec7n \u0111\u01b0a b\u00ea t\u00f4ng t\u1edbi ch\u1ed7 \u0111\u1ed5:<\/strong> m\u00e1ng nghi\u00eang, \u1ed1ng v\u00f2i voi, ho\u1eb7c b\u01a1m.<\/span><\/li>\n<\/ul>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-11301 size-large\" src=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/01-thi-cong-be-tong-ban-dem-du-anh-sang-1024x826.webp\" alt=\"S\u00e0n c\u00f4ng t\u00e1c, c\u1ea7u thang t\u1ea1m \u0111\u1ee7 ch\u1eafc \u0111\u1ec3 ng\u01b0\u1eddi v\u00e0 thi\u1ebft b\u1ecb \u0111i l\u1ea1i an to\u00e0n trong su\u1ed1t bu\u1ed5i \u0111\u1ed5.\" width=\"1024\" height=\"826\" srcset=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/01-thi-cong-be-tong-ban-dem-du-anh-sang-1024x826.webp 1024w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/01-thi-cong-be-tong-ban-dem-du-anh-sang-300x242.webp 300w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/01-thi-cong-be-tong-ban-dem-du-anh-sang-768x620.webp 768w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/01-thi-cong-be-tong-ban-dem-du-anh-sang-15x12.webp 15w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/01-thi-cong-be-tong-ban-dem-du-anh-sang-750x605.webp 750w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/01-thi-cong-be-tong-ban-dem-du-anh-sang-1140x920.webp 1140w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/01-thi-cong-be-tong-ban-dem-du-anh-sang.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Ch\u1ecdn b\u01a1m theo ch\u1ed7 xe \u0111\u1ee9ng \u0111\u01b0\u1ee3c:<\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif;\"><span style=\"color: #000000;\"><strong>B\u01a1m c\u1ea7n<\/strong> khi xe \u0111\u1ee9ng s\u00e1t c\u00f4ng tr\u00ecnh \u0111\u01b0\u1ee3c, m\u1eb7t ti\u1ec1n \u0111\u1ee7 r\u1ed9ng \u0111\u1ec3 d\u1ef1ng ch\u00e2n, kh\u00f4ng v\u01b0\u1edbng d\u00e2y \u0111i\u1ec7n, m\u00e1i nh\u00e0 b\u00ean c\u1ea1nh, v\u00e0 c\u1ea7n v\u01b0\u01a1n cao ho\u1eb7c xa. Xem<\/span> <a href=\"https:\/\/dufago.com.vn\/en\/xe-bom-be-tong-can-kich-thuoc-pho-bien-cau-tao-va-bang-gia-thue\/\">xe b\u01a1m b\u00ea t\u00f4ng c\u1ea7n<\/a>.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif;\"><span style=\"color: #000000;\"><strong>B\u01a1m ngang<\/strong> khi h\u1ebbm nh\u1ecf, xe b\u01a1m c\u1ea7n kh\u00f4ng v\u00e0o \u0111\u01b0\u1ee3c: \u0111\u1eb7t m\u00e1y b\u01a1m g\u1ea7n xe b\u1ed3n, \u0111i \u1ed1ng t\u1edbi ch\u1ed7 \u0111\u1ed5. Xem<\/span> <a href=\"https:\/\/dufago.com.vn\/en\/xe-bom-ngang-be-tong-giai-phap-cao-tang-ngo-hep-bao-gia-thue\/\">xe b\u01a1m ngang cho ng\u00f5 h\u1eb9p<\/a>.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Xe b\u1ed3n v\u00e0o s\u00e1t ch\u1ed7 \u0111\u1ed5 v\u00e0 h\u1ea1ng m\u1ee5c th\u1ea5p (m\u00f3ng, n\u1ec1n) th\u00ec c\u00f3 th\u1ec3 \u0111\u1ed5 x\u1ea3 m\u00e1ng, kh\u00f4ng c\u1ea7n b\u01a1m.<\/span><\/li>\n<\/ul>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-11304 size-large\" src=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/04-kiem-tra-xe-bom-truoc-khi-do-be-tong-1024x826.webp\" alt=\"Ki\u1ec3m tra xe b\u01a1m tr\u01b0\u1edbc khi \u0111\u1ed5 b\u00ea t\u00f4ng\" width=\"1024\" height=\"826\" srcset=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/04-kiem-tra-xe-bom-truoc-khi-do-be-tong-1024x826.webp 1024w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/04-kiem-tra-xe-bom-truoc-khi-do-be-tong-300x242.webp 300w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/04-kiem-tra-xe-bom-truoc-khi-do-be-tong-768x620.webp 768w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/04-kiem-tra-xe-bom-truoc-khi-do-be-tong-15x12.webp 15w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/04-kiem-tra-xe-bom-truoc-khi-do-be-tong-750x605.webp 750w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/04-kiem-tra-xe-bom-truoc-khi-do-be-tong-1140x920.webp 1140w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/04-kiem-tra-xe-bom-truoc-khi-do-be-tong.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<h2><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">3. Quy tr\u00ecnh \u0111\u1ed5 b\u00ea t\u00f4ng \u0111\u00fang k\u1ef9 thu\u1eadt cho t\u1eebng k\u1ebft c\u1ea5u<\/span><\/strong><\/h2>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">K\u1ef9 thu\u1eadt \u0111\u1ed5 b\u00ea t\u00f4ng c\u1ed9t v\u00e0 v\u00e1ch<\/span><\/strong><\/h3>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>\u0110\u00e1y c\u1ed9t, v\u00e1ch:<\/strong> \u0111\u1ed5 tr\u01b0\u1edbc m\u1ed9t l\u1edbp v\u1eefa xi m\u0103ng ho\u1eb7c b\u00ea t\u00f4ng c\u1ed1t li\u1ec7u nh\u1ecf, th\u01b0\u1eddng d\u00e0y kho\u1ea3ng 10\u201320 cm, r\u1ed3i \u0111\u1ea7m k\u1ef9 \u0111\u1ec3 ch\u00e2n c\u1ed9t kh\u00f4ng b\u1ecb r\u1ed7.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Chi\u1ec1u cao r\u01a1i t\u1ef1 do<\/strong> c\u1ee7a b\u00ea t\u00f4ng kh\u00f4ng qu\u00e1 1,5 m \u0111\u1ec3 tr\u00e1nh ph\u00e2n t\u1ea7ng [1]. C\u1ed9t cao h\u01a1n th\u00ec d\u00f9ng m\u00e1ng ho\u1eb7c \u1ed1ng v\u00f2i voi \u0111\u1ec3 h\u1ea1 b\u00ea t\u00f4ng xu\u1ed1ng.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>\u0110\u1ed5 t\u1eebng l\u1edbp<\/strong> d\u00e0y kho\u1ea3ng 30\u201335 cm, \u0111\u1ea7m xong l\u1edbp n\u00e0y m\u1edbi \u0111\u1ed5 l\u1edbp ti\u1ebfp, \u0111\u1ed5 li\u00ean t\u1ee5c t\u1eeb d\u01b0\u1edbi l\u00ean.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>D\u1eebng \u0111\u1ed5 c\u1ed9t<\/strong> c\u00e1ch m\u1eb7t \u0111\u00e1y d\u1ea7m kho\u1ea3ng 3\u20135 cm.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>C\u1ed9t, v\u00e1ch \u0111\u1ed5 li\u1ec1n kh\u1ed1i v\u1edbi d\u1ea7m, s\u00e0n:<\/strong> \u0111\u1ed5 c\u1ed9t, v\u00e1ch tr\u01b0\u1edbc, ch\u1edd kho\u1ea3ng 1\u20132 gi\u1edd cho b\u00ea t\u00f4ng co ng\u00f3t ban \u0111\u1ea7u r\u1ed3i m\u1edbi \u0111\u1ed5 d\u1ea7m, s\u00e0n [1].<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif;\"><span style=\"color: #000000;\">M\u1eb7t c\u1ed9t, v\u00e1ch c\u00f3 v\u1ebft n\u1ee9t nh\u1ecf trong ng\u00e0y \u0111\u1ea7u th\u01b0\u1eddng do m\u1ea5t n\u01b0\u1edbc qu\u00e1 nhanh; c\u00e1ch x\u1eed l\u00fd \u1edf b\u00e0i<\/span> <a href=\"https:\/\/dufago.com.vn\/en\/be-tong-bi-nut-24h-dau-sau-khi-do-nguyen-nhan-cach-xu-ly-khan-cap\/\">b\u00ea t\u00f4ng b\u1ecb n\u1ee9t 24h \u0111\u1ea7u sau khi \u0111\u1ed5<\/a>.<\/span><\/p>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">K\u1ef9 thu\u1eadt \u0111\u1ed5 b\u00ea t\u00f4ng d\u1ea7m v\u00e0 s\u00e0n<\/span><\/strong><\/h3>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>\u0110\u1ed5 d\u1ea7m c\u00f9ng l\u00fac v\u1edbi b\u1ea3n s\u00e0n<\/strong> \u0111\u1ec3 k\u1ebft c\u1ea5u li\u1ec1n kh\u1ed1i [1]. D\u1ea7m cao tr\u00ean 80 cm th\u00ec \u0111\u01b0\u1ee3c \u0111\u1ed5 t\u1eebng ph\u1ea7n, v\u1edbi m\u1ea1ch ng\u1eebng b\u1ed1 tr\u00ed h\u1ee3p l\u00fd theo ch\u1ec9 \u0111\u1ecbnh c\u1ee7a k\u1ef9 s\u01b0 [1].<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>H\u01b0\u1edbng \u0111\u1ed5:<\/strong> b\u1eaft \u0111\u1ea7u t\u1eeb ch\u1ed7 xa nh\u1ea5t, \u0111\u1ed5 gi\u1eadt l\u00f9i v\u1ec1 ph\u00eda b\u01a1m ho\u1eb7c ch\u1ed7 c\u1ea5p b\u00ea t\u00f4ng, \u0111\u1ec3 kh\u00f4ng ph\u1ea3i \u0111i l\u1ea1i tr\u00ean ph\u1ea7n v\u1eeba \u0111\u1ed5.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Chia m\u1eb7t s\u00e0n th\u00e0nh c\u00e1c d\u1ea3i<\/strong> r\u1ed9ng kho\u1ea3ng 1\u20132 m, \u0111\u1ed5 v\u00e0 \u0111\u1ea7m, g\u1ea1t ph\u1eb3ng h\u1ebft d\u1ea3i n\u00e0y sang d\u1ea3i k\u1ebf ti\u1ebfp.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Kh\u00f4ng \u0111\u1ec3 n\u01b0\u1edbc xi m\u0103ng \u0111\u1ecdng<\/strong> \u1edf g\u00f3c v\u00e0 m\u00e9p c\u1ed1p pha.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>\u0110\u1ed5 li\u00ean t\u1ee5c.<\/strong> L\u1edbp sau ph\u1ea3i ph\u1ee7 l\u00ean l\u1edbp tr\u01b0\u1edbc khi l\u1edbp tr\u01b0\u1edbc c\u00f2n d\u1ebbo. V\u1edbi b\u00ea t\u00f4ng kh\u00f4ng ph\u1ee5 gia d\u00f9ng xi m\u0103ng po\u00f3c l\u0103ng, th\u1eddi gian ng\u1eebng cho ph\u00e9p kho\u1ea3ng 60 ph\u00fat khi nhi\u1ec7t \u0111\u1ed9 b\u00ea t\u00f4ng tr\u00ean 30 \u00b0C, 90 ph\u00fat khi 20\u201330 \u00b0C v\u00e0 135 ph\u00fat khi 10\u201320 \u00b0C [1]. B\u00ea t\u00f4ng t\u01b0\u01a1i c\u00f3 ph\u1ee5 gia th\u00ec h\u1ecfi tr\u1ea1m th\u1eddi gian c\u1ee7a m\u1ebb \u0111\u00f3. C\u00e1c b\u01b0\u1edbc chi ti\u1ebft, c\u00e1ch ch\u1ecdn b\u01a1m v\u00e0 l\u1ed7i hay g\u1eb7p xem \u1edf b\u00e0i <a href=\"https:\/\/dufago.com.vn\/en\/quy-trinh-do-be-tong-san-nha-mac-250\/\">quy tr\u00ecnh \u0111\u1ed5 b\u00ea t\u00f4ng s\u00e0n nh\u00e0<\/a>.<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-11306 size-large\" src=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/06-phoi-hop-nhan-cong-thi-cong-be-tong-san-1024x826.webp\" alt=\"Chia m\u1eb7t s\u00e0n th\u00e0nh c\u00e1c d\u1ea3i\u2026 \u0111\u1ed5, \u0111\u1ea7m v\u00e0 g\u1ea1t ph\u1eb3ng h\u1ebft d\u1ea3i n\u00e0y sang d\u1ea3i k\u1ebf ti\u1ebfp.\" width=\"1024\" height=\"826\" srcset=\"https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/06-phoi-hop-nhan-cong-thi-cong-be-tong-san-1024x826.webp 1024w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/06-phoi-hop-nhan-cong-thi-cong-be-tong-san-300x242.webp 300w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/06-phoi-hop-nhan-cong-thi-cong-be-tong-san-768x620.webp 768w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/06-phoi-hop-nhan-cong-thi-cong-be-tong-san-15x12.webp 15w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/06-phoi-hop-nhan-cong-thi-cong-be-tong-san-750x605.webp 750w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/06-phoi-hop-nhan-cong-thi-cong-be-tong-san-1140x920.webp 1140w, https:\/\/dufago.com.vn\/wp-content\/uploads\/2025\/11\/06-phoi-hop-nhan-cong-thi-cong-be-tong-san.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<h2><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">4. K\u1ef9 thu\u1eadt \u0111\u1ed5 b\u00ea t\u00f4ng m\u00f3ng (m\u00f3ng b\u0103ng, m\u00f3ng c\u1ecdc)<\/span><\/strong><\/h2>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">B\u00ea t\u00f4ng m\u00f3ng \u0111\u1ed5 l\u00ean l\u1edbp b\u00ea t\u00f4ng l\u00f3t s\u1ea1ch tr\u00ean n\u1ec1n \u0111\u1ea5t c\u1ee9ng [1], \u0111\u1ed5 cu\u1ed1n chi\u1ebfu t\u1eeb xa v\u1ec1 g\u1ea7n, t\u1eebng l\u1edbp kho\u1ea3ng 30 cm, \u0111\u1ea7m k\u1ef9 v\u00e0 gi\u1eef nh\u1ecbp xe \u0111\u1ec3 \u0111\u1ed5 li\u00ean t\u1ee5c cho xong. M\u1eb7t m\u00f3ng ho\u00e0n thi\u1ec7n ph\u1eb3ng, \u0111\u00fang cao \u0111\u1ed9 v\u00e0 \u0111\u1ed9 d\u1ed1c theo thi\u1ebft k\u1ebf. M\u00f3ng nhi\u1ec1u kh\u1ed1i kh\u00f4ng \u0111\u1ed5 m\u1ed9t l\u1ea7n \u0111\u01b0\u1ee3c th\u00ec v\u1ecb tr\u00ed m\u1ea1ch ng\u1eebng ph\u1ea3i c\u00f3 trong ph\u01b0\u01a1ng \u00e1n thi c\u00f4ng t\u1eeb tr\u01b0\u1edbc, kh\u00f4ng d\u1eebng t\u00f9y ti\u1ec7n. C\u00e1ch \u0111\u1ed5 ri\u00eang cho m\u00f3ng \u0111\u01a1n, m\u00f3ng b\u0103ng, m\u00f3ng b\u00e8, c\u00e1ch ch\u1ecdn m\u00e1c, \u0111\u1ed9 s\u1ee5t, s\u1ed1 kh\u1ed1i v\u00e0 xe b\u01a1m cho m\u00f3ng c\u00f3 \u1edf b\u00e0i ri\u00eang v\u1ec1 m\u00f3ng.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif;\"><a class=\"dufago-internal-cta\" href=\"https:\/\/dufago.com.vn\/en\/do-be-tong-mong-nha\/\" data-dufago-cta=\"doc_them\"><span class=\"dufago-internal-cta__copy\"><span class=\"dufago-internal-cta__label\">see more<\/span><span class=\"dufago-internal-cta__title\">C\u00e1ch \u0111\u1ed5 b\u00ea t\u00f4ng m\u00f3ng nh\u00e0 \u0111\u00fang k\u1ef9 thu\u1eadt b\u1eb1ng b\u00ea t\u00f4ng t\u01b0\u01a1i<\/span><\/span><span class=\"dufago-internal-cta__arrow\" aria-hidden=\"true\">\u2192<\/span><\/a><\/span><\/p>\n<h2><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">5. C\u00f4ng t\u00e1c \u0111\u1ea7m b\u00ea t\u00f4ng: ch\u00eca kh\u00f3a c\u1ee7a \u0111\u1ed9 \u0111\u1eb7c ch\u1eafc<\/span><\/strong><\/h2>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">Nguy\u00ean t\u1eafc \u0111\u1ea7m d\u00f9i chu\u1ea9n x\u00e1c<\/span><\/strong><\/h3>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">C\u1eafm ch\u00e0y \u0111\u1ea7m <strong>th\u1eb3ng \u0111\u1ee9ng<\/strong>, ng\u1eadp qua l\u1edbp \u0111ang \u0111\u1ed5 v\u00e0 xu\u1ed1ng l\u1edbp b\u00ean d\u01b0\u1edbi kho\u1ea3ng 10 cm \u0111\u1ec3 hai l\u1edbp li\u1ec1n nhau.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\u0110\u1ea7m m\u1ed7i v\u1ecb tr\u00ed kho\u1ea3ng <strong>20\u201340 gi\u00e2y<\/strong>, ho\u1eb7c \u0111\u1ebfn khi m\u1eb7t b\u00ea t\u00f4ng n\u1ed5i v\u00e1ng xi m\u0103ng v\u00e0 kh\u00f4ng c\u00f2n b\u1ecdt kh\u00ed. \u0110\u1ea7m qu\u00e1 l\u00e2u m\u1ed9t ch\u1ed7 l\u00e0m \u0111\u00e1 ch\u00ecm, v\u1eefa n\u1ed5i.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c \u0111i\u1ec3m \u0111\u1ea7m kh\u00f4ng qu\u00e1 <strong>1,5 l\u1ea7n b\u00e1n k\u00ednh t\u00e1c d\u1ee5ng<\/strong> c\u1ee7a ch\u00e0y \u0111\u1ea7m; \u0111i theo h\u00e0ng \u0111\u1ec3 kh\u00f4ng b\u1ecf s\u00f3t.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Kh\u00f4ng d\u00f9ng \u0111\u1ea7m \u0111\u1ec3 k\u00e9o b\u00ea t\u00f4ng \u0111i ngang, kh\u00f4ng ch\u1ecdc \u0111\u1ea7m v\u00e0o c\u1ed1t th\u00e9p hay c\u1ed1p pha.<\/span><\/li>\n<\/ul>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">S\u1eed d\u1ee5ng \u0111\u1ea7m b\u00e0n v\u00e0 \u0111\u1ea7m rung (t\u00f9y k\u1ebft c\u1ea5u)<\/span><\/strong><\/h3>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\u0110\u1ea7m d\u00f9i v\u00e0 \u0111\u1ea7m b\u00e0n \u0111\u1ec1u l\u00e0 \u0111\u1ea7m rung, kh\u00e1c nhau \u1edf ch\u1ed7 \u0111\u1eb7t: \u0111\u1ea7m d\u00f9i c\u1eafm s\u00e2u v\u00e0o trong kh\u1ed1i b\u00ea t\u00f4ng, \u0111\u1ea7m b\u00e0n \u0111\u1eb7t tr\u00ean m\u1eb7t. <strong>\u0110\u1ea7m d\u00f9i<\/strong> l\u00e0 \u0111\u1ea7m ch\u00ednh cho k\u1ebft c\u1ea5u d\u00e0y nh\u01b0 c\u1ed9t, d\u1ea7m, m\u00f3ng. <strong>\u0110\u1ea7m b\u00e0n<\/strong> d\u00f9ng cho k\u1ebft c\u1ea5u m\u1ecfng, ph\u1eb3ng nh\u01b0 s\u00e0n, m\u1eb7t \u0111\u01b0\u1eddng, th\u01b0\u1eddng ch\u1ea1y sau \u0111\u1ea7m d\u00f9i \u0111\u1ec3 l\u00e0m ch\u1eb7t v\u00e0 ph\u1eb3ng m\u1eb7t.<\/span><\/p>\n<h2><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">6. B\u1ea3o d\u01b0\u1ee1ng b\u00ea t\u00f4ng: quy\u1ebft \u0111\u1ecbnh c\u01b0\u1eddng \u0111\u1ed9 cu\u1ed1i c\u00f9ng<\/span><\/strong><\/h2>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">Nguy\u00ean t\u1eafc b\u1ea3o d\u01b0\u1ee1ng v\u00e0 th\u1eddi \u0111i\u1ec3m b\u1eaft \u0111\u1ea7u<\/span><\/strong><\/h3>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">B\u1eaft \u0111\u1ea7u b\u1ea3o d\u01b0\u1ee1ng ngay khi m\u1eb7t b\u00ea t\u00f4ng \u0111\u00e3 se l\u1ea1i, th\u01b0\u1eddng sau kho\u1ea3ng 2\u20134 gi\u1edd k\u1ec3 t\u1eeb khi \u0111\u1ed5, l\u00fac n\u01b0\u1edbc t\u01b0\u1edbi kh\u00f4ng c\u00f2n l\u00e0m tr\u00f4i v\u1eefa. Gi\u1eef \u1ea9m b\u1eb1ng c\u00e1ch phun s\u01b0\u01a1ng, t\u01b0\u1edbi nh\u1eb9, ho\u1eb7c ph\u1ee7 bao t\u1ea3i \u1ea9m, b\u1ea1t chuy\u00ean d\u1ee5ng, r\u01a1m r\u1ed3i t\u01b0\u1edbi cho lu\u00f4n \u01b0\u1edbt.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\u0110\u00e0 N\u1eb5ng (g\u1ed3m Qu\u1ea3ng Nam c\u0169) v\u00e0 Qu\u1ea3ng Ng\u00e3i thu\u1ed9c v\u00f9ng kh\u00ed h\u1eadu ph\u00eda \u0110\u00f4ng Tr\u01b0\u1eddng S\u01a1n. Theo TCVN 8828, th\u1eddi gian gi\u1eef \u1ea9m t\u1ed1i thi\u1ec3u cho b\u00ea t\u00f4ng th\u00f4ng th\u01b0\u1eddng \u1edf v\u00f9ng n\u00e0y l\u00e0 [5]:<\/span><\/p>\n<table class=\"dufago-table\">\n<tbody>\n<tr>\n<th><span style=\"font-family: arial, helvetica, sans-serif;\">Tr\u01b0\u1eddng h\u1ee3p<\/span><\/th>\n<th><span style=\"font-family: arial, helvetica, sans-serif;\">Gi\u1eef \u1ea9m t\u1ed1i thi\u1ec3u<\/span><\/th>\n<\/tr>\n<tr>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">M\u00f9a kh\u00f4 (kho\u1ea3ng th\u00e1ng 2\u20137)<\/span><\/td>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">4 ng\u00e0y \u0111\u00eam<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">M\u00f9a m\u01b0a<\/span><\/td>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">2 ng\u00e0y \u0111\u00eam<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">Xi m\u0103ng c\u00f3 pha x\u1ec9, puzolan, ho\u1eb7c b\u00ea t\u00f4ng c\u00f3 ph\u1ee5 gia ch\u1eadm \u0111\u00f4ng k\u1ebft<\/span><\/td>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">C\u1ed9ng th\u00eam 1 ng\u00e0y \u0111\u00eam<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">C\u00f4ng tr\u00ecnh trong v\u00f2ng 1 km t\u00ednh t\u1eeb m\u00e9p n\u01b0\u1edbc bi\u1ec3n<\/span><\/td>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">C\u1ed9ng th\u00eam 1 ng\u00e0y \u0111\u00eam, n\u1ebfu thi\u1ebft k\u1ebf kh\u00f4ng ghi kh\u00e1c<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"font-family: arial, helvetica, sans-serif;\"><span style=\"color: #000000;\">\u0110\u00e2y l\u00e0 m\u1ee9c t\u1ed1i thi\u1ec3u. Tr\u00ean c\u00f4ng tr\u01b0\u1eddng, nhi\u1ec1u \u0111\u1ed9i gi\u1eef \u1ea9m kho\u1ea3ng 7 ng\u00e0y \u0111\u1ea7u, v\u00e0 khi tr\u1eddi n\u1eafng th\u01b0\u1eddng t\u01b0\u1edbi kho\u1ea3ng 3 gi\u1edd m\u1ed9t l\u1ea7n trong 3 ng\u00e0y \u0111\u1ea7u, ban \u0111\u00eam \u00edt nh\u1ea5t 2 l\u1ea7n. \u0110\u00f3 l\u00e0 th\u1ef1c h\u00e0nh, nhi\u1ec1u h\u01a1n m\u1ee9c t\u1ed1i thi\u1ec3u, c\u00f3 l\u1ee3i khi tr\u1eddi n\u1eafng gi\u00f3. Trong nh\u1eefng ng\u00e0y b\u1ea3o d\u01b0\u1ee1ng, kh\u00f4ng ch\u1ea5t v\u1eadt li\u1ec7u n\u1eb7ng hay cho ng\u01b0\u1eddi, m\u00e1y \u0111i l\u1ea1i tr\u00ean m\u1eb7t b\u00ea t\u00f4ng. H\u01b0\u1edbng d\u1eabn chi ti\u1ebft \u1edf b\u00e0i<\/span> <a href=\"https:\/\/dufago.com.vn\/en\/tieu-chuan-bao-duong-be-tong-moi-nhat-tcvn-88282011\/\">ti\u00eau chu\u1ea9n b\u1ea3o d\u01b0\u1ee1ng b\u00ea t\u00f4ng TCVN 8828<\/a>.<\/span><\/p>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">X\u1eed l\u00fd b\u00ea t\u00f4ng trong \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft \u0111\u1eb7c bi\u1ec7t<\/span><\/strong><\/h3>\n<p><span style=\"font-family: arial, helvetica, sans-serif;\"><span style=\"color: #000000;\"><strong>Tr\u1eddi n\u1eafng n\u00f3ng:<\/strong> che b\u1ea1t ho\u1eb7c l\u01b0\u1edbi cho khu v\u1ef1c \u0111\u1ed5, ch\u1ecdn gi\u1edd m\u00e1t (s\u00e1ng s\u1edbm, chi\u1ec1u t\u1ed1i) \u0111\u1ec3 \u0111\u1ed5, v\u00e0 b\u1eaft \u0111\u1ea7u gi\u1eef \u1ea9m ngay khi m\u1eb7t se. C\u00e1ch gi\u1eef \u1ea9m khi n\u1eafng g\u1eaft \u1edf b\u00e0i<\/span> <a href=\"https:\/\/dufago.com.vn\/en\/meo-bao-duong-be-tong-mua-nong-tranh-do-be-tong-xong-bi-nut\/\">m\u1eb9o b\u1ea3o d\u01b0\u1ee1ng b\u00ea t\u00f4ng m\u00f9a n\u00f3ng<\/a>.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif;\"><span style=\"color: #000000;\"><strong>Tr\u1eddi m\u01b0a:<\/strong> chu\u1ea9n b\u1ecb s\u1eb5n b\u1ea1t, che k\u00edn c\u1ed1p pha v\u00e0 ph\u1ea7n v\u1eeba \u0111\u1ed5, kh\u00f4ng \u0111\u1ec3 n\u01b0\u1edbc m\u01b0a l\u1ecdt v\u00e0o l\u00e0m t\u0103ng t\u1ef7 l\u1ec7 n\u01b0\u1edbc\/xi m\u0103ng v\u00e0 gi\u1ea3m m\u00e1c. X\u1eed l\u00fd theo t\u1eebng t\u00ecnh hu\u1ed1ng (\u0111ang \u0111\u1ed5, v\u1eeba \u0111\u1ed5 xong, m\u01b0a l\u1edbn ph\u1ea3i d\u1eebng) \u1edf b\u00e0i<\/span> <a href=\"https:\/\/dufago.com.vn\/en\/do-be-tong-trong-mua-mua-va-nhung-luu-y\/\">\u0111\u1ed5 b\u00ea t\u00f4ng trong m\u00f9a m\u01b0a<\/a>.<\/span><\/p>\n<h2><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">7. Nghi\u1ec7m thu c\u00f4ng t\u00e1c \u0111\u1ed5 b\u00ea t\u00f4ng<\/span><\/strong><\/h2>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">Ki\u1ec3m tra b\u1ec1 m\u1eb7t v\u00e0 \u0111\u1ed9 ph\u1eb3ng sau khi \u0111\u1ed5<\/span><\/strong><\/h3>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Sau khi th\u00e1o c\u1ed1p pha, m\u1eb7t b\u00ea t\u00f4ng ph\u1ea3i ph\u1eb3ng, nh\u1eb5n, kh\u00f4ng r\u1ed7, kh\u00f4ng s\u1ee9t c\u1ea1nh, kh\u00f4ng l\u1ed9 th\u00e9p. Ki\u1ec3m cao \u0111\u1ed9 m\u1eb7t s\u00e0n, m\u1eb7t m\u00f3ng b\u1eb1ng m\u00e1y th\u1ee7y b\u00ecnh, so v\u1edbi b\u1ea3n v\u1ebd. R\u1ed7 nh\u1ecf, n\u00f4ng th\u00ec v\u00e1 \u0111\u01b0\u1ee3c (xem c\u00e2u h\u1ecfi v\u1ec1 r\u1ed7 trong ph\u1ea7n FAQ); r\u1ed7 s\u00e2u, l\u1ed9 th\u00e9p hay v\u1ebft n\u1ee9t r\u1ed9ng th\u00ec b\u00e1o k\u1ef9 s\u01b0 tr\u01b0\u1edbc khi l\u00e0m ti\u1ebfp.<\/span><\/p>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">L\u1ea5y m\u1eabu th\u00ed nghi\u1ec7m v\u00e0 \u0111\u00e1nh gi\u00e1 m\u00e1c (c\u01b0\u1eddng \u0111\u1ed9) b\u00ea t\u00f4ng<\/span><\/strong><\/h3>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>M\u1ed9t t\u1ed5 m\u1eabu<\/strong> g\u1ed3m 3 vi\u00ean l\u1eadp ph\u01b0\u01a1ng 15 \u00d7 15 \u00d7 15 cm, \u0111\u00fac t\u1ea1i c\u00f4ng tr\u01b0\u1eddng t\u1eeb b\u00ea t\u00f4ng c\u1ee7a xe.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>S\u1ed1 t\u1ed5:<\/strong> m\u1ed7i \u0111\u1ee3t \u0111\u1ed5 l\u1ea5y \u00edt nh\u1ea5t 1 t\u1ed5, k\u1ec3 c\u1ea3 khi kh\u1ed1i l\u01b0\u1ee3ng nh\u1ecf [4]. S\u1ed1 t\u1ed5 t\u0103ng theo kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 lo\u1ea1i k\u1ebft c\u1ea5u; v\u00ed d\u1ee5 m\u00f3ng l\u1edbn tr\u00ean 100 m\u00b3 th\u00ec c\u1ee9 100 m\u00b3 l\u1ea5y 1 t\u1ed5 [4]. V\u1edbi c\u1ed9t, d\u1ea7m, s\u00e0n, c\u1ee9 kho\u1ea3ng 20 m\u00b3 l\u1ea5y 1 t\u1ed5 [1]; c\u1ecdc v\u00e0 k\u1ebft c\u1ea5u kh\u00e1c c\u00f3 m\u1ed1c ri\u00eang, n\u00ean h\u1ecfi k\u1ef9 s\u01b0 gi\u00e1m s\u00e1t s\u1ed1 t\u1ed5 tr\u01b0\u1edbc ng\u00e0y \u0111\u1ed5.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Tu\u1ed5i n\u00e9n:<\/strong> c\u00f3 th\u1ec3 n\u00e9n \u1edf 3 ng\u00e0y, 7 ng\u00e0y \u0111\u1ec3 theo d\u00f5i, nh\u01b0ng <strong>28 ng\u00e0y l\u00e0 tu\u1ed5i nghi\u1ec7m thu<\/strong>.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Th\u1ebf n\u00e0o l\u00e0 \u0111\u1ea1t:<\/strong> c\u01b0\u1eddng \u0111\u1ed9 trung b\u00ecnh c\u1ee7a t\u1eebng t\u1ed5 kh\u00f4ng th\u1ea5p h\u01a1n m\u00e1c thi\u1ebft k\u1ebf, v\u00e0 kh\u00f4ng vi\u00ean n\u00e0o d\u01b0\u1edbi 85% m\u00e1c thi\u1ebft k\u1ebf [1].<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif;\"><span style=\"color: #000000;\">K\u1ebft qu\u1ea3 n\u00e9n kh\u00f4ng \u0111\u1ea1t th\u00ec x\u1eed l\u00fd th\u1ebf n\u00e0o \u1edf b\u00e0i<\/span> <a href=\"https:\/\/dufago.com.vn\/en\/kiem-tra-cuong-do-chiu-nen-be-tong-2025\/\">ki\u1ec3m tra c\u01b0\u1eddng \u0111\u1ed9 ch\u1ecbu n\u00e9n b\u00ea t\u00f4ng<\/a>.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif;\"><a class=\"dufago-internal-cta\" href=\"https:\/\/dufago.com.vn\/en\/tieu-chuan-lay-mau-be-tong-huong-dan-chi-tiet-tu-a-z\/\" data-dufago-cta=\"doc_them\"><span class=\"dufago-internal-cta__copy\"><span class=\"dufago-internal-cta__label\">see more<\/span><span class=\"dufago-internal-cta__title\">Ti\u00eau chu\u1ea9n l\u1ea5y m\u1eabu b\u00ea t\u00f4ng: H\u01b0\u1edbng d\u1eabn chi ti\u1ebft t\u1eeb A-Z<\/span><\/span><span class=\"dufago-internal-cta__arrow\" aria-hidden=\"true\">\u2192<\/span><\/a><\/span><\/p>\n<h2><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">FAQ (C\u00e1c c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p)<\/span><\/strong><\/h2>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">1: N\u00ean \u0111\u1ed5 b\u00ea t\u00f4ng t\u01b0\u01a1i hay b\u00ea t\u00f4ng tr\u1ed9n t\u1ea1i ch\u1ed7?<\/span><\/strong><\/h3>\n<p><span style=\"font-family: arial, helvetica, sans-serif;\"><span style=\"color: #000000;\">N\u00ean d\u00f9ng b\u00ea t\u00f4ng t\u01b0\u01a1i khi xe v\u00e0o \u0111\u01b0\u1ee3c v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng t\u1eeb v\u00e0i kh\u1ed1i tr\u1edf l\u00ean. B\u00ea t\u00f4ng t\u01b0\u01a1i tr\u1ed9n theo c\u1ea5p ph\u1ed1i \u1edf tr\u1ea1m n\u00ean ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ed3ng \u0111\u1ec1u gi\u1eefa c\u00e1c xe, \u0111\u1ed5 nhanh n\u00ean d\u1ec5 \u0111\u1ed5 li\u00ean t\u1ee5c, v\u00e0 c\u00f3 phi\u1ebfu giao h\u00e0ng \u0111\u1ec3 \u0111\u1ed1i chi\u1ebfu. Tr\u1ed9n t\u1ea1i ch\u1ed7 ch\u1ec9 h\u1ee3p v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng nh\u1ecf ho\u1eb7c ch\u1ed7 xe kh\u00f4ng t\u1edbi \u0111\u01b0\u1ee3c, v\u00e0 ph\u1ea3i gi\u00e1m s\u00e1t ch\u1eb7t c\u1ea5p ph\u1ed1i, th\u1eddi gian tr\u1ed9n. So s\u00e1nh \u0111\u1ea7y \u0111\u1ee7 \u1edf b\u00e0i<\/span> <a href=\"https:\/\/dufago.com.vn\/en\/nen-do-be-tong-tuoi-hay-be-tong-tron\/\">whether to use ready-mixed or site-mixed concrete<\/a>.<\/span><\/p>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">2: Sau bao l\u00e2u th\u00ec c\u00f3 th\u1ec3 th\u00e1o c\u1ed1p pha?<\/span><\/strong><\/h3>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">T\u00f9y lo\u1ea1i c\u1ed1p pha, v\u00e0 lu\u00f4n t\u00ednh theo c\u01b0\u1eddng \u0111\u1ed9 b\u00ea t\u00f4ng \u0111\u00e3 \u0111\u1ea1t ch\u1ee9 kh\u00f4ng ch\u1ec9 theo s\u1ed1 ng\u00e0y.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>C\u1ed1p pha th\u00e0nh<\/strong> (th\u00e0nh c\u1ed9t, th\u00e0nh v\u00e1ch, th\u00e0nh d\u1ea7m, th\u00e0nh m\u00f3ng) ch\u1ec9 gi\u1eef h\u00ecnh, kh\u00f4ng \u0111\u1ee1 t\u1ea3i. Th\u00e1o khi b\u00ea t\u00f4ng \u0111\u00e3 \u0111\u1ee7 c\u1ee9ng \u0111\u1ec3 m\u1eb7t v\u00e0 g\u00f3c c\u1ea1nh kh\u00f4ng b\u1ecb s\u1ee9t, kh\u00f4ng d\u00ednh theo c\u1ed1p pha [1].<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>C\u1ed1p pha \u0111\u00e1y v\u00e0 c\u1ed9t ch\u1ed1ng c\u1ee7a d\u1ea7m, s\u00e0n<\/strong> l\u00e0 c\u1ed1p pha ch\u1ecbu l\u1ef1c. Khi ch\u01b0a ch\u1ea5t t\u1ea3i l\u00ean tr\u00ean, ch\u1ec9 th\u00e1o khi b\u00ea t\u00f4ng \u0111\u1ea1t c\u01b0\u1eddng \u0111\u1ed9 t\u1ed1i thi\u1ec3u theo kh\u1ea9u \u0111\u1ed9 (nh\u1ecbp) [1]:<\/span><\/p>\n<table class=\"dufago-table\">\n<tbody>\n<tr>\n<th><span style=\"font-family: arial, helvetica, sans-serif;\">Kh\u1ea9u \u0111\u1ed9 d\u1ea7m, s\u00e0n<\/span><\/th>\n<th><span style=\"font-family: arial, helvetica, sans-serif;\">C\u01b0\u1eddng \u0111\u1ed9 t\u1ed1i thi\u1ec3u khi th\u00e1o<\/span><\/th>\n<th><span style=\"font-family: arial, helvetica, sans-serif;\">Th\u1eddi gian tham kh\u1ea3o<\/span><\/th>\n<\/tr>\n<tr>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">D\u01b0\u1edbi 2 m<\/span><\/td>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">50% R28<\/span><\/td>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">Kho\u1ea3ng 7 ng\u00e0y<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">2\u20138 m<\/span><\/td>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">70% R28<\/span><\/td>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">Kho\u1ea3ng 10 ng\u00e0y<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">Tr\u00ean 8 m<\/span><\/td>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">90% R28<\/span><\/td>\n<td><span style=\"font-family: arial, helvetica, sans-serif;\">Kho\u1ea3ng 23 ng\u00e0y<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">S\u1ed1 ng\u00e0y l\u00e0 m\u1ed1c tham kh\u1ea3o cho b\u00ea t\u00f4ng ch\u01b0a x\u00e9t ph\u1ee5 gia. Mu\u1ed1n th\u00e1o s\u1edbm h\u01a1n th\u00ec ph\u1ea3i c\u00f3 k\u1ebft qu\u1ea3 n\u00e9n m\u1eabu cho th\u1ea5y b\u00ea t\u00f4ng \u0111\u00e3 \u0111\u1ea1t c\u01b0\u1eddng \u0111\u1ed9 trong b\u1ea3ng. Th\u00e1o xong m\u00e0 s\u1eafp ch\u1ea5t t\u1ea3i (x\u00e2y t\u01b0\u1eddng, ch\u1ea5t v\u1eadt li\u1ec7u, \u0111\u1ed5 s\u00e0n t\u1ea7ng tr\u00ean) th\u00ec h\u1ecfi k\u1ef9 s\u01b0 tr\u01b0\u1edbc, v\u00ec m\u1ed1c tr\u00ean ch\u1ec9 \u00e1p d\u1ee5ng khi ch\u01b0a ch\u1ea5t t\u1ea3i. \u00d4 v\u0103ng, ban c\u00f4ng d\u1ea1ng c\u00f4ng x\u00f4n, s\u00ea n\u00f4 kh\u00f4ng theo b\u1ea3ng n\u00e0y: ch\u1ec9 th\u00e1o c\u1ed9t ch\u1ed1ng v\u00e0 c\u1ed1p pha \u0111\u00e1y khi b\u00ea t\u00f4ng \u0111\u1ea1t \u0111\u1ee7 m\u00e1c thi\u1ebft k\u1ebf v\u00e0 \u0111\u00e3 c\u00f3 \u0111\u1ed1i tr\u1ecdng ch\u1ed1ng l\u1eadt [1].<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif;\"><a class=\"dufago-internal-cta\" href=\"https:\/\/dufago.com.vn\/en\/thao-cop-pha-tieu-chuan-thoi-gian-thao-dung-cho-san-dam-cot\/\" data-dufago-cta=\"doc_them\"><span class=\"dufago-internal-cta__copy\"><span class=\"dufago-internal-cta__label\">see more<\/span><span class=\"dufago-internal-cta__title\">Th\u00e1o c\u1ed1p pha: Ti\u00eau chu\u1ea9n &#038; th\u1eddi gian th\u00e1o \u0111\u00fang cho s\u00e0n, d\u1ea7m, c\u1ed9t<\/span><\/span><span class=\"dufago-internal-cta__arrow\" aria-hidden=\"true\">\u2192<\/span><\/a><\/span><\/p>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">3: X\u1eed l\u00fd m\u1ea1ch ng\u1eebng b\u00ea t\u00f4ng nh\u01b0 th\u1ebf n\u00e0o cho \u0111\u00fang k\u1ef9 thu\u1eadt?<\/span><\/strong><\/h3>\n<p><span style=\"font-family: arial, helvetica, sans-serif;\"><span style=\"color: #000000;\">M\u1ea1ch ng\u1eebng l\u00e0 ch\u1ed7 b\u00ea t\u00f4ng m\u1edbi n\u1ed1i v\u00e0o b\u00ea t\u00f4ng c\u0169 \u0111\u00e3 b\u1eaft \u0111\u1ea7u \u0111\u00f4ng c\u1ee9ng. V\u1ecb tr\u00ed m\u1ea1ch ng\u1eebng do k\u1ef9 s\u01b0 ch\u1ec9 \u0111\u1ecbnh, \u0111\u1eb7t \u1edf ch\u1ed7 k\u1ebft c\u1ea5u ch\u1ecbu l\u1ef1c nh\u1ecf, kh\u00f4ng d\u1eebng t\u00f9y ti\u1ec7n. \u0110\u00e3 ng\u1eebng qu\u00e1 th\u1eddi gian cho ph\u00e9p (xem ph\u1ea7n K\u1ef9 thu\u1eadt \u0111\u1ed5 b\u00ea t\u00f4ng d\u1ea7m v\u00e0 s\u00e0n) th\u00ec ph\u1ea3i ch\u1edd b\u00ea t\u00f4ng c\u0169 \u0111\u1ee7 c\u1ee9ng m\u1edbi \u0111\u1ed5 ti\u1ebfp, kh\u00f4ng \u0111\u1ed5 ch\u1ed3ng l\u00ean khi b\u00ea t\u00f4ng \u0111ang ninh k\u1ebft d\u1edf. Tr\u01b0\u1edbc khi \u0111\u1ed5 ti\u1ebfp: \u0111\u1ee5c b\u1ecf l\u1edbp v\u1eefa y\u1ebfu, l\u00e0m nh\u00e1m, r\u1eeda s\u1ea1ch b\u1ee5i, t\u01b0\u1edbi \u1ea9m m\u1eb7t b\u00ea t\u00f4ng c\u0169, r\u1ed3i qu\u00e9t m\u1ed9t l\u1edbp h\u1ed3 xi m\u0103ng ho\u1eb7c v\u1eefa c\u00f3 ph\u1ee5 gia li\u00ean k\u1ebft v\u00e0 \u0111\u1ea7m k\u1ef9 ch\u1ed7 n\u1ed1i. Chi ti\u1ebft \u1edf b\u00e0i<\/span> <a href=\"https:\/\/dufago.com.vn\/en\/mach-ngung-be-tong\/\">m\u1ea1ch ng\u1eebng b\u00ea t\u00f4ng<\/a>.<\/span><\/p>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">4: L\u00e0m g\u00ec n\u1ebfu b\u00ea t\u00f4ng b\u1ecb r\u1ed7 sau khi th\u00e1o c\u1ed1p pha?<\/span><\/strong><\/h3>\n<p><span style=\"font-family: arial, helvetica, sans-serif;\"><span style=\"color: #000000;\"><strong>R\u1ed7 nh\u1eb9<\/strong> (n\u00f4ng, kh\u00f4ng th\u1ea5y th\u00e9p): \u0111\u1ee5c b\u1ecf ph\u1ea7n b\u00ea t\u00f4ng y\u1ebfu, l\u00e0m s\u1ea1ch, t\u01b0\u1edbi \u1ea9m r\u1ed3i v\u00e1 b\u1eb1ng v\u1eefa xi m\u0103ng polyme ho\u1eb7c v\u1eefa s\u1eeda ch\u1eefa kh\u00f4ng co ng\u00f3t. <strong>R\u1ed7 n\u1eb7ng<\/strong> (s\u00e2u, th\u1ea5y \u0111\u00e1 r\u1eddi ho\u1eb7c l\u1ed9 th\u00e9p): c\u1ea7n \u0111\u00e1nh gi\u00e1 c\u1ee7a k\u1ef9 s\u01b0 k\u1ebft c\u1ea5u tr\u01b0\u1edbc khi x\u1eed l\u00fd; c\u00e1ch l\u00e0m c\u00f3 th\u1ec3 l\u00e0 \u0111\u1ee5c s\u00e2u r\u1ed3i \u0111\u1ed5 b\u00f9 b\u1eb1ng b\u00ea t\u00f4ng m\u00e1c cao h\u01a1n c\u00f3 ph\u1ee5 gia li\u00ean k\u1ebft, ho\u1eb7c b\u01a1m v\u1eefa \u00e1p l\u1ef1c. C\u00e1ch nh\u1eadn bi\u1ebft v\u00e0 \u0111\u00e1nh gi\u00e1 m\u1ee9c r\u1ed7 \u1edf b\u00e0i<\/span> <a href=\"https:\/\/dufago.com.vn\/en\/be-tong-bi-ro-to-ong\/\">b\u00ea t\u00f4ng b\u1ecb r\u1ed7 t\u1ed5 ong<\/a>.<\/span><\/p>\n<h3><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">5: Y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt b\u00ea t\u00f4ng cho d\u1ef1 \u00e1n ven bi\u1ec3n \u0110\u00e0 N\u1eb5ng c\u00f3 g\u00ec \u0111\u1eb7c bi\u1ec7t?<\/span><\/strong><\/h3>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">H\u01a1i mu\u1ed1i v\u00e0 ion clo l\u00e0m th\u00e9p trong b\u00ea t\u00f4ng d\u1ec5 g\u1ec9, n\u00ean c\u00f4ng tr\u00ecnh g\u1ea7n bi\u1ec3n c\u1ea7n b\u00ea t\u00f4ng \u0111\u1eb7c ch\u1eafc h\u01a1n v\u00e0 l\u1edbp b\u1ea3o v\u1ec7 d\u00e0y h\u01a1n. M\u00e1c b\u00ea t\u00f4ng, t\u1ef7 l\u1ec7 n\u01b0\u1edbc\/xi m\u0103ng v\u00e0 chi\u1ec1u d\u00e0y l\u1edbp b\u00ea t\u00f4ng b\u1ea3o v\u1ec7 do thi\u1ebft k\u1ebf quy \u0111\u1ecbnh theo TCVN 9346:2012 v\u1ec1 b\u1ea3o v\u1ec7 ch\u1ed1ng \u0103n m\u00f2n trong m\u00f4i tr\u01b0\u1eddng bi\u1ec3n [6]. Khi thi c\u00f4ng:<\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">gi\u1eef \u0111\u00fang chi\u1ec1u d\u00e0y l\u1edbp b\u1ea3o v\u1ec7 b\u1eb1ng con k\u00ea, kh\u00f4ng th\u00eam n\u01b0\u1edbc v\u00e0o b\u00ea t\u00f4ng;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">ki\u1ec3m h\u00e0m l\u01b0\u1ee3ng ion clo (Cl\u207b) trong c\u00e1t n\u1ebfu tr\u1ed9n t\u1ea1i ch\u1ed7;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">b\u1ea3o d\u01b0\u1ee1ng \u1ea9m c\u1ed9ng th\u00eam 1 ng\u00e0y \u0111\u00eam khi c\u00f4ng tr\u00ecnh n\u1eb1m trong v\u00f2ng 1 km t\u00ednh t\u1eeb m\u00e9p n\u01b0\u1edbc bi\u1ec3n, n\u1ebfu thi\u1ebft k\u1ebf kh\u00f4ng ghi kh\u00e1c [5].<\/span><\/li>\n<\/ul>\n<h2><strong><span style=\"font-family: arial, helvetica, sans-serif; color: #333399;\">\u0110\u1eb7t b\u00ea t\u00f4ng t\u01b0\u01a1i v\u00e0 b\u01a1m cho ng\u00e0y \u0111\u1ed5 \u1edf \u0110\u00e0 N\u1eb5ng (g\u1ed3m Qu\u1ea3ng Nam c\u0169) v\u00e0 Qu\u1ea3ng Ng\u00e3i<\/span><\/strong><\/h2>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">B\u00ea t\u00f4ng Dufago cung c\u1ea5p b\u00ea t\u00f4ng t\u01b0\u01a1i v\u00e0 b\u01a1m b\u00ea t\u00f4ng (b\u01a1m c\u1ea7n, b\u01a1m ngang) cho c\u00f4ng tr\u00ecnh \u1edf \u0110\u00e0 N\u1eb5ng (g\u1ed3m c\u1ea3 khu v\u1ef1c Qu\u1ea3ng Nam c\u0169) v\u00e0 Qu\u1ea3ng Ng\u00e3i. Dufago c\u00f3 ch\u1ee9ng nh\u1eadn s\u1ea3n ph\u1ea9m b\u00ea t\u00f4ng th\u01b0\u01a1ng ph\u1ea9m ph\u00f9 h\u1ee3p ti\u00eau chu\u1ea9n qu\u1ed1c gia.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\u0110\u1ec3 nh\u1eadn b\u00e1o gi\u00e1 v\u00e0 l\u00ean l\u1ecbch xe cho ng\u00e0y \u0111\u1ed5, g\u1eedi cho Dufago:<\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">v\u1ecb tr\u00ed c\u00f4ng tr\u00ecnh v\u00e0 h\u1ea1ng m\u1ee5c \u0111\u1ed5;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">kh\u1ed1i l\u01b0\u1ee3ng (ho\u1eb7c k\u00edch th\u01b0\u1edbc c\u1ea5u ki\u1ec7n);<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">m\u00e1c v\u00e0 \u0111\u1ed9 s\u1ee5t;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">ng\u00e0y gi\u1edd d\u1ef1 ki\u1ebfn \u0111\u1ed5;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">c\u00f3 c\u1ea7n b\u01a1m kh\u00f4ng;<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\u1ea3nh l\u1ed1i v\u00e0o cho xe (\u0111\u1ed9 r\u1ed9ng \u0111\u01b0\u1eddng, h\u1ebbm).<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif;\"><span style=\"color: #000000;\">Gi\u00e1 b\u00ea t\u00f4ng c\u00e1c m\u00e1c xem \u1edf<\/span> <a href=\"https:\/\/dufago.com.vn\/en\/bao-gia-be-tong-tuoi-be-tong-dufago-da-nang\/\">b\u1ea3ng b\u00e1o gi\u00e1 b\u00ea t\u00f4ng t\u01b0\u01a1i Dufago<\/a>.<\/span><\/p>\n<div class=\"dufago-reference-block\" style=\"margin: 30px 0 0; font-family: inherit; border-top: 2px solid #e1e7ea; padding-top: 20px;\">\n<div style=\"margin: 0 0 12px; color: #40545f; font-size: 12px; font-weight: 800; letter-spacing: .07em; text-transform: uppercase;\">Ngu\u1ed3n tham kh\u1ea3o<\/div>\n<div style=\"display: flex; flex-wrap: wrap; gap: 8px;\">\n<div style=\"display: flex; flex: 1 1 calc(50% - 4px); min-width: 260px; align-items: flex-start; gap: 7px; padding: 11px 13px; border: 1px solid #e0e6e9; border-radius: 7px; background: #fff;\"><span style=\"flex: 0 0 auto; color: #c84f12; font-size: 11px; font-weight: 800;\">[1]<\/span><a style=\"color: #067cd0!important; text-decoration: none; font-size: 13px; font-weight: 600; line-height: 1.45; overflow-wrap: anywhere;\" href=\"https:\/\/dauthau.gxd.vn\/van-ban\/chat-luong\/tcvn-4453-1995.html\" target=\"_blank\" rel=\"nofollow noopener\">TCVN 4453:1995 \u2014 K\u1ebft c\u1ea5u b\u00ea t\u00f4ng v\u00e0 b\u00ea t\u00f4ng c\u1ed1t th\u00e9p to\u00e0n kh\u1ed1i. Quy ph\u1ea1m thi c\u00f4ng v\u00e0 nghi\u1ec7m thu<\/a><\/div>\n<div style=\"display: flex; flex: 1 1 calc(50% - 4px); min-width: 260px; align-items: flex-start; gap: 7px; padding: 11px 13px; border: 1px solid #e0e6e9; border-radius: 7px; background: #fff;\"><span style=\"flex: 0 0 auto; color: #c84f12; font-size: 11px; font-weight: 800;\">[2]<\/span><a style=\"color: #067cd0!important; text-decoration: none; font-size: 13px; font-weight: 600; line-height: 1.45; overflow-wrap: anywhere;\" href=\"https:\/\/thuvienphapluat.vn\/TCVN\/Xay-dung\/TCVN-3106-2022-Hon-hop-be-tong-phuong-phap-xac-dinh-do-sut-919666.aspx\" target=\"_blank\" rel=\"nofollow noopener\">TCVN 5574:2018 \u2014 K\u1ebft c\u1ea5u b\u00ea t\u00f4ng v\u00e0 b\u00ea t\u00f4ng c\u1ed1t th\u00e9p. Ti\u00eau chu\u1ea9n thi\u1ebft k\u1ebf<\/a><\/div>\n<div style=\"display: flex; flex: 1 1 calc(50% - 4px); min-width: 260px; align-items: flex-start; gap: 7px; padding: 11px 13px; border: 1px solid #e0e6e9; border-radius: 7px; background: #fff;\"><span style=\"flex: 0 0 auto; color: #c84f12; font-size: 11px; font-weight: 800;\">[3]<\/span><a style=\"color: #067cd0!important; text-decoration: none; font-size: 13px; font-weight: 600; line-height: 1.45; overflow-wrap: anywhere;\" href=\"https:\/\/thuvienphapluat.vn\/TCVN\/Xay-dung\/TCVN-3106-2022-Hon-hop-be-tong-phuong-phap-xac-dinh-do-sut-919666.aspx\" target=\"_blank\" rel=\"nofollow noopener\">TCVN 3106:2022 \u2014 H\u1ed7n h\u1ee3p b\u00ea t\u00f4ng. Ph\u01b0\u01a1ng ph\u00e1p x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 s\u1ee5t<\/a><\/div>\n<div style=\"display: flex; flex: 1 1 calc(50% - 4px); min-width: 260px; align-items: flex-start; gap: 7px; padding: 11px 13px; border: 1px solid #e0e6e9; border-radius: 7px; background: #fff;\"><span style=\"flex: 0 0 auto; color: #c84f12; font-size: 11px; font-weight: 800;\">[4]<\/span><a style=\"color: #067cd0!important; text-decoration: none; font-size: 13px; font-weight: 600; line-height: 1.45; overflow-wrap: anywhere;\" href=\"https:\/\/luatminhkhue.vn\/tieu-chuan-quoc-gia-tcvn-10303-2014-ve-be-tong-%E2%80%93-kiem-tra-va-danh-gia-cuong-do-chiu-nen.aspx\" target=\"_blank\" rel=\"nofollow noopener\">TCVN 10303:2014 \u2014 B\u00ea t\u00f4ng. Ki\u1ec3m tra v\u00e0 \u0111\u00e1nh gi\u00e1 c\u01b0\u1eddng \u0111\u1ed9 ch\u1ecbu n\u00e9n<\/a><\/div>\n<div style=\"display: flex; flex: 1 1 calc(50% - 4px); min-width: 260px; align-items: flex-start; gap: 7px; padding: 11px 13px; border: 1px solid #e0e6e9; border-radius: 7px; background: #fff;\"><span style=\"flex: 0 0 auto; color: #c84f12; font-size: 11px; font-weight: 800;\">[5]<\/span><a style=\"color: #067cd0!important; text-decoration: none; font-size: 13px; font-weight: 600; line-height: 1.45; overflow-wrap: anywhere;\" href=\"https:\/\/thuvienphapluat.vn\/TCVN\/Xay-dung\/TCVN-8828-2011-Be-tong-Yeu-cau-bao-duong-am-tu-nhien-907381.aspx\" target=\"_blank\" rel=\"nofollow noopener\">TCVN 8828:2011 \u2014 B\u00ea t\u00f4ng. Y\u00eau c\u1ea7u b\u1ea3o d\u01b0\u1ee1ng \u1ea9m t\u1ef1 nhi\u00ean<\/a><\/div>\n<div style=\"display: flex; flex: 1 1 calc(50% - 4px); min-width: 260px; align-items: flex-start; gap: 7px; padding: 11px 13px; border: 1px solid #e0e6e9; border-radius: 7px; background: #fff;\"><span style=\"flex: 0 0 auto; color: #c84f12; font-size: 11px; font-weight: 800;\">[6]<\/span><span style=\"color: #273842; font-size: 13px; font-weight: 600; line-height: 1.45; overflow-wrap: anywhere;\">TCVN 9346:2012 \u2014 K\u1ebft c\u1ea5u b\u00ea t\u00f4ng v\u00e0 b\u00ea t\u00f4ng c\u1ed1t th\u00e9p. Y\u00eau c\u1ea7u b\u1ea3o v\u1ec7 ch\u1ed1ng \u0103n m\u00f2n trong m\u00f4i tr\u01b0\u1eddng bi\u1ec3n<\/span><\/div>\n<\/div>\n<\/div>\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>Y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt khi \u0111\u1ed5 b\u00ea t\u00f4ng theo TCVN 4453:1995 g\u1ed3m n\u0103m nh\u00f3m vi\u1ec7c: ki\u1ec3m c\u1ed1p pha v\u00e0 c\u1ed1t th\u00e9p, nh\u1eadn v\u00e0 ki\u1ec3m b\u00ea t\u00f4ng t\u1ea1i c\u00f4ng tr\u01b0\u1eddng, \u0111\u1ed5 v\u00e0 \u0111\u1ea7m \u0111\u00fang c\u00e1ch, b\u1ea3o d\u01b0\u1ee1ng \u1ea9m \u0111\u1ee7 ng\u00e0y, r\u1ed3i l\u1ea5y m\u1eabu nghi\u1ec7m thu v\u00e0 th\u00e1o c\u1ed1p pha \u0111\u00fang l\u00fac. M\u1ed7i ph\u1ea7n d\u01b0\u1edbi \u0111\u00e2y n\u00eau [&hellip;]<\/p>","protected":false},"author":7,"featured_media":9681,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47,35],"tags":[],"class_list":["post-9679","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\/9679","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=9679"}],"version-history":[{"count":25,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/posts\/9679\/revisions"}],"predecessor-version":[{"id":11309,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/posts\/9679\/revisions\/11309"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/media\/9681"}],"wp:attachment":[{"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/media?parent=9679"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/categories?post=9679"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/tags?post=9679"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}