{"id":66642,"date":"2026-08-16T08:00:51","date_gmt":"2026-08-15T23:00:51","guid":{"rendered":"https:\/\/norimen.net\/?p=66642"},"modified":"2026-08-15T00:59:44","modified_gmt":"2026-08-14T15:59:44","slug":"khong-the-khoan-theo-duong-dan-khi-lap-cot-thep","status":"publish","type":"post","link":"https:\/\/norimen.net\/vi\/rebar-insertion-cannot-drill-guide\/","title":{"rendered":"N\u1ebfu g\u1eb7p ph\u1ea3i v\u1ecb tr\u00ed kh\u00f4ng th\u1ec3 \u0111\u1ed5 b\u00ea t\u00f4ng do c\u00f4ng nh\u00e2n l\u1eafp c\u1ed1t th\u00e9p, ph\u1ea3i l\u00e0m th\u1ebf n\u00e0o? | Quy tr\u00ecnh x\u1eed l\u00fd c\u1ee7a gi\u00e1m s\u00e1t c\u00f4ng tr\u01b0\u1eddng v\u00e0 ti\u00eau ch\u00ed \u0111\u00e1nh gi\u00e1 vi\u1ec7c s\u1eed d\u1ee5ng bu l\u00f4ng khoan t\u1ef1 \u0111\u1ed9ng"},"content":{"rendered":"<p>Xin ch\u00e0o m\u1ecdi ng\u01b0\u1eddi.<\/p>\n<p>\u0110\u00e2y l\u00e0 Enta.<\/p>\n<p>H\u00f4m nay l\u00e0 ng\u00e0y cu\u1ed1i c\u00f9ng c\u1ee7a k\u1ef3 ngh\u1ec9 Obon r\u1ed3i nh\u1ec9.<\/p>\n<p>B\u1ea1n \u0111\u00e3 c\u1ea3m th\u1ea5y s\u1ea3ng kho\u00e1i ch\u01b0a?<\/p>\n<p>M\u00f9a h\u00e8 c\u0169ng \u0111\u00e3 b\u01b0\u1edbc v\u00e0o giai \u0111o\u1ea1n cu\u1ed1i r\u1ed3i!<\/p>\n<p>H\u00e3y c\u1ed1 g\u1eafng \u0111\u1ebfn m\u00f9a thu nh\u00e9!<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-45025\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2021\/08\/5a8eff6037d0476ea3093c81c04b2f01.jpg\" alt=\"K\u1ef3 ngh\u1ec9 Obon\" width=\"600\" height=\"400\" \/><\/p>\n<p>Th\u00f4i, quay l\u1ea1i ch\u1ee7 \u0111\u1ec1 ch\u00ednh<\/p>\n<p>Khi \u0111i ki\u1ec3m tra c\u00f4ng tr\u01b0\u1eddng, ch\u1eafc ch\u1eafn s\u1ebd c\u00f3 nh\u1eefng ch\u1ed7 kh\u00f4ng di\u1ec5n ra \u0111\u00fang nh\u01b0 b\u1ea3n v\u1ebd, ph\u1ea3i kh\u00f4ng?<\/p>\n<p>\u0110\u1eb7c bi\u1ec7t t\u1ea1i c\u00e1c c\u00f4ng tr\u01b0\u1eddng thi c\u00f4ng tr\u00ean \u0111\u1ecba h\u00ecnh d\u1ed1c \u0111\u1ee9ng, kh\u00f4ng hi\u1ebfm khi \u0111\u1ebfn n\u01a1i m\u1edbi ph\u00e1t hi\u1ec7n ra r\u1eb1ng m\u00e1i nh\u00e0 ch\u1ec9 c\u00e1ch m\u1eb7t d\u1ed1c v\u00e0i cm.<\/p>\n<p>L\u1ea7n n\u00e0y, t\u00f4i \u0111\u00e3 t\u1ed5ng h\u1ee3p l\u1ea1i th\u00e0nh m\u1ed9t t\u00e0i li\u1ec7u v\u1ec1 c\u00e1ch th\u1ee9c h\u00e0nh \u0111\u1ed9ng v\u1edbi t\u01b0 c\u00e1ch l\u00e0 gi\u00e1m s\u00e1t c\u00f4ng tr\u01b0\u1eddng khi g\u1eb7p ph\u1ea3i \u201cnh\u1eefng v\u1ecb tr\u00ed kh\u00f4ng th\u1ec3 thi c\u00f4ng theo thi\u1ebft k\u1ebf\u201d trong c\u00f4ng t\u00e1c l\u1eafp \u0111\u1eb7t c\u1ed1t th\u00e9p (c\u00f4ng t\u00e1c l\u1eafp \u0111\u1eb7t bu-l\u00f4ng neo).<\/p>\n<h2>Nh\u1eefng tr\u01b0\u1eddng h\u1ee3p n\u00e0o \u0111\u01b0\u1ee3c coi l\u00e0 kh\u00f4ng th\u1ec3 \u0111\u1ed5 b\u00ea t\u00f4ng?<\/h2>\n<p>Tr\u01b0\u1edbc ti\u00ean, h\u00e3y th\u1eed h\u00ecnh dung c\u1ee5 th\u1ec3 t\u00ecnh hu\u1ed1ng n\u00e0y xem sao.<\/p>\n<p>Gi\u1ea3 s\u1eed thi\u1ebft k\u1ebf l\u00e0 \u0111\u00f3ng 2 c\u1ecdc v\u00e0o m\u1eb7t c\u1eaft kh\u1ea3o s\u00e1t, s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p thi c\u00f4ng truy\u1ec1n th\u1ed1ng (khoan l\u1ed7 sau khi l\u1eafp d\u1ef1ng gi\u00e0n gi\u00e1o) v\u00e0 g\u00f3c thi\u1ebft k\u1ebf l\u00e0 30 \u0111\u1ed9.<\/p>\n<p>V\u1ecb tr\u00ed c\u1ee7a b\u1ea1n l\u00e0 gi\u00e1m s\u00e1t c\u00f4ng tr\u01b0\u1eddng.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2017\/10\/2519ebb13780bb227b6218a9d4e44c08.jpg\" alt=\"\" \/><\/p>\n<p>Trong \u0111o\u1ea1n \u0111\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n tr\u00ean b\u1ea3n v\u1ebd m\u1eb7t c\u1eaft ti\u00eau chu\u1ea9n n\u00e0y, n\u1ebfu l\u1eafp d\u1ef1ng gi\u00e0n gi\u00e1o v\u00e0 khoan l\u1ed7 nh\u01b0 b\u00ecnh th\u01b0\u1eddng th\u00ec c\u00f3 th\u1ec3 thi c\u00f4ng 2 c\u1ecdc m\u00e0 kh\u00f4ng g\u1eb7p v\u1ea5n \u0111\u1ec1 g\u00ec.<\/p>\n<p>Tuy nhi\u00ean, n\u1ebfu t\u1ea1i v\u1ecb tr\u00ed m\u1eb7t c\u1eaft c\u00e1ch \u0111\u00f3 kho\u1ea3ng 10m c\u00f3 c\u00e1c c\u00f4ng tr\u00ecnh ki\u1ebfn tr\u00fac nh\u01b0 nh\u00e0 \u1edf \u1edf ph\u00eda sau th\u00ec sao?<\/p>\n<p>C\u00e1i g\u1ecdi l\u00e0<strong>C\u00f4ng tr\u00ecnh x\u1eed l\u00fd khu v\u1ef1c c\u00f3 \u0111\u1ed9 d\u1ed1c l\u1edbn<\/strong>V\u00e0 t\u00f4i th\u01b0\u1eddng g\u1eb7p ph\u1ea3i nh\u1eefng t\u00ecnh hu\u1ed1ng nh\u01b0 th\u1ebf n\u00e0y.<\/p>\n<p>Ph\u00eda tr\u01b0\u1edbc th\u00ec \u1ed5n, nh\u01b0ng ph\u00eda sau th\u00ec nh\u00e0 \u0111ang l\u1ea5n d\u1ea7n v\u00e0o r\u1ed3i w<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2017\/10\/9468a18f4aca1f594fc387f716b676f2.jpg\" alt=\"\" \/><\/p>\n<p>T\u00ecnh hu\u1ed1ng l\u00e0 d\u00f9 c\u00f3 th\u1ec3 \u0111\u1ed5 b\u00ea t\u00f4ng cho ph\u1ea7n tr\u00ean \u0111\u01b0\u1ee3c, nh\u01b0ng ph\u1ea7n d\u01b0\u1edbi th\u00ec d\u00f9 l\u00e0m th\u1ebf n\u00e0o c\u0169ng kh\u00f4ng th\u1ec3 \u0111\u1ed5 \u0111\u01b0\u1ee3c.<\/p>\n<p>C\u1ee5m t\u1eeb \u201ckh\u00f4ng th\u1ec3 \u0111\u1ed5 b\u00ea t\u00f4ng\u201d \u1edf \u0111\u00e2y c\u00f3 ngh\u0129a l\u00e0, ngay c\u1ea3 khi \u0111\u00e3 v\u01b0\u1ee3t qu\u00e1 ph\u1ea1m vi cho ph\u00e9p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m ti\u00eau chu\u1ea9n tham kh\u1ea3o t\u1ea1i c\u00f4ng tr\u01b0\u1eddng (t\u00f4i th\u01b0\u1eddng l\u1ea5y kho\u1ea3ng \u00b12,5 \u0111\u1ed9 l\u00e0m ti\u00eau chu\u1ea9n tham kh\u1ea3o t\u1ea1i c\u00f4ng tr\u01b0\u1eddng) so v\u1edbi g\u00f3c thi\u1ebft k\u1ebf 30 \u0111\u1ed9, th\u00ec v\u1eabn kh\u00f4ng th\u1ec3 \u0111\u1ed5 b\u00ea t\u00f4ng \u0111\u01b0\u1ee3c.<\/p>\n<p>\u0110\u00e2y ch\u1ec9 l\u00e0 nh\u1eefng con s\u1ed1 d\u1ef1a tr\u00ean c\u1ea3m nh\u1eadn c\u1ee7a ri\u00eang t\u00f4i khi l\u00e0m vi\u1ec7c t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng, ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 nh\u1eefng con s\u1ed1 \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh l\u00e0m ti\u00eau chu\u1ea9n th\u1ed1ng nh\u1ea5t c\u1ee7a B\u1ed9 Giao th\u00f4ng V\u1eadn t\u1ea3i v\u00e0 X\u00e2y d\u1ef1ng hay c\u00e1c hi\u1ec7p h\u1ed9i h\u1ecdc thu\u1eadt.<\/p>\n<p>Trong ph\u01b0\u01a1ng ph\u00e1p gia c\u1ed1 n\u1ec1n \u0111\u1ea5t, m\u1eb7c d\u00f9 kh\u00f4ng c\u1ea7n ph\u1ea3i qu\u00e1 kh\u1eaft khe v\u1ec1 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a v\u1ecb tr\u00ed v\u00e0 g\u00f3c c\u1eafm t\u1eebng c\u1ecdc, nh\u01b0ng v\u00ec ph\u00eda sau c\u00f3 nh\u00e0 \u1edf n\u00ean tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng \u0111\u01b0\u1ee3c l\u00e0m m\u1ed9t c\u00e1ch li\u1ec1u l\u0129nh.<\/p>\n<p>Ch\u1ec9 ri\u00eang vi\u1ec7c l\u1eafp d\u1ef1ng gi\u00e0n gi\u00e1o \u0111\u00e3 l\u00e0 m\u1ed9t c\u00f4ng vi\u1ec7c v\u1ea5t v\u1ea3, v\u00e0 n\u1ebfu c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o chi\u1ec1u r\u1ed9ng gi\u00e0n gi\u00e1o kho\u1ea3ng 2m th\u00ec \u0111\u00e3 l\u00e0 may m\u1eafn r\u1ed3i.<\/p>\n<p>C\u00e0ng l\u00e0 c\u00f4ng tr\u01b0\u1eddng g\u1ea7n nh\u00e0 d\u00e2n, th\u00ec ng\u01b0\u1ee3c l\u1ea1i, \u0111\u00f3 l\u1ea1i c\u00e0ng l\u00e0 n\u01a1i c\u1ea7n ph\u1ea3i \u0111\u1ed5 b\u00ea t\u00f4ng m\u1ed9t c\u00e1ch ch\u1eafc ch\u1eafn, n\u00ean \u0111\u00e2y l\u00e0 v\u1ea5n \u0111\u1ec1 khi\u1ebfn ng\u01b0\u1eddi ta ph\u1ea3i \u0111au \u0111\u1ea7u.<\/p>\n<p>Ch\u00fang ta s\u1ebd l\u1ea7n l\u01b0\u1ee3t xem x\u00e9t c\u00e1ch \u1ee9ng ph\u00f3 nh\u01b0 th\u1ebf n\u00e0o v\u1edbi t\u01b0 c\u00e1ch l\u00e0 gi\u00e1m s\u00e1t c\u00f4ng tr\u01b0\u1eddng.<\/p>\n<h2>\u201c\u0110\u00e1nh gi\u00e1 t\u00ecnh h\u00ecnh hi\u1ec7n t\u1ea1i\u201d v\u00e0 \u201cC\u00e1c bi\u1ec7n ph\u00e1p \u1ee9ng ph\u00f3 v\u1edbi t\u00ecnh h\u00ecnh hi\u1ec7n t\u1ea1i\u201d \u2013 nh\u1eefng vi\u1ec7c \u0111\u1ea7u ti\u00ean m\u00e0 gi\u00e1m s\u00e1t c\u00f4ng tr\u01b0\u1eddng c\u1ea7n th\u1ef1c hi\u1ec7n<\/h2>\n<p>Khi ph\u00e1t hi\u1ec7n ra m\u1ed9t v\u1ecb tr\u00ed kh\u00f4ng th\u1ec3 \u0111\u00e1nh tr\u00fang, t\u00f4i ngh\u0129 c\u00e1c tay v\u1ee3t k\u1ef3 c\u1ef1u th\u01b0\u1eddng \u0111\u00e3 h\u00ecnh dung \u0111\u01b0\u1ee3c di\u1ec5n bi\u1ebfn ti\u1ebfp theo trong \u0111\u1ea7u.<\/p>\n<p>T\u00f4i ngh\u0129 c\u00e1c \u0111\u1ea1o di\u1ec5n tr\u1ebb n\u00ean th\u1eed h\u1ecfi \u00fd ki\u1ebfn c\u00e1c b\u1eadc ti\u1ec1n b\u1ed1i m\u1ed9t l\u1ea7n xem sao (c\u01b0\u1eddi)<\/p>\n<h3>Nh\u1eefng vi\u1ec7c c\u1ea7n l\u00e0m \u0111\u1ec3 n\u1eafm b\u1eaft t\u00ecnh h\u00ecnh hi\u1ec7n t\u1ea1i<\/h3>\n<p>Tr\u01b0\u1edbc ti\u00ean, h\u00e3y x\u00e1c nh\u1eadn ch\u00ednh x\u00e1c t\u00ecnh h\u00ecnh hi\u1ec7n t\u1ea1i th\u00f4ng qua c\u00e1c con s\u1ed1.<\/p>\n<ul>\n<li>N\u00f3 h\u1eb9p \u0111\u1ebfn m\u1ee9c n\u00e0o (\u0111o ch\u00ednh x\u00e1c \u0111\u1ebfn \u25ef\u25efm)<\/li>\n<li>C\u00f3 ph\u1ea3i tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng \u0111\u01b0\u1ee3c mang m\u00e1y m\u00f3c v\u00e0o kh\u00f4ng?<\/li>\n<li>Ph\u1ea1m vi h\u1eb9p b\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u00e2u v\u00e0 k\u1ebft th\u00fac \u1edf \u0111\u00e2u (ph\u1ea1m vi m\u1edf r\u1ed9ng)<\/li>\n<li>C\u00f3 bao nhi\u00eau c\u1ecdc kh\u00f4ng th\u1ec3 \u0111\u00f3ng \u0111\u01b0\u1ee3c?<\/li>\n<li>C\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 kh\u00f4ng?<\/li>\n<\/ul>\n<h3>Nh\u1eefng \u0111i\u1ec1u c\u1ea7n xem x\u00e9t nh\u01b0 c\u00e1c bi\u1ec7n ph\u00e1p \u1ee9ng ph\u00f3 v\u1edbi t\u00ecnh h\u00ecnh hi\u1ec7n t\u1ea1i<\/h3>\n<p>Ch\u00fang t\u00f4i s\u1ebd xem x\u00e9t nhi\u1ec1u ph\u01b0\u01a1ng \u00e1n kh\u00e1c nhau \u0111\u1ec3 t\u00ecm c\u00e1ch thi c\u00f4ng trong \u0111i\u1ec1u ki\u1ec7n hi\u1ec7n t\u1ea1i.<\/p>\n<ul>\n<li>N\u1ebfu thay \u0111\u1ed5i ph\u01b0\u01a1ng ph\u00e1p thi c\u00f4ng th\u00ec c\u00f3 th\u1ec3 \u0111\u1ed5 b\u00ea t\u00f4ng \u0111\u01b0\u1ee3c kh\u00f4ng?<\/li>\n<li>C\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n b\u1eb1ng c\u00e1ch \u0111\u00e0o tay \u0111\u01b0\u1ee3c kh\u00f4ng?<\/li>\n<li>C\u00f3 th\u1ec3 chuy\u1ec3n sang ph\u01b0\u01a1ng ph\u00e1p t\u1ef1 khoan \u0111\u01b0\u1ee3c kh\u00f4ng?<\/li>\n<li>Hay l\u00e0 th\u1eed thay \u0111\u1ed5i g\u00f3c m\u1ed9t c\u00e1ch \u0111\u00e1ng k\u1ec3 nh\u1ec9?<\/li>\n<\/ul>\n<p>Khi thay \u0111\u1ed5i g\u00f3c, c\u1ea7n ph\u1ea3i ki\u1ec3m tra xem k\u1ebft qu\u1ea3 t\u00ednh to\u00e1n \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh \u1edf g\u00f3c \u0111\u00f3 s\u1ebd nh\u01b0 th\u1ebf n\u00e0o.<\/p>\n<p>Ch\u00fang t\u00f4i c\u0169ng s\u1ebd xem x\u00e9t \u0111\u1ed3ng th\u1eddi t\u00e1c \u0111\u1ed9ng c\u1ee7a vi\u1ec7c thay \u0111\u1ed5i lo\u1ea1i c\u00f4ng vi\u1ec7c sang lo\u1ea1i kh\u00e1c \u0111\u1ed1i v\u1edbi ti\u1ebfn \u0111\u1ed9 thi c\u00f4ng v\u00e0 chi ph\u00ed.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46385\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/02\/2022-02-08-13.41.11.jpg\" alt=\"\u0110\u1ed9 d\u1ed1c l\u1edbn\" width=\"600\" height=\"450\" srcset=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/02\/2022-02-08-13.41.11.jpg 600w, https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/02\/2022-02-08-13.41.11-300x225.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<h2>T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c nh\u1eadn \u201cv\u0103n b\u1ea3n ch\u1ec9 th\u1ecb\u201d trong c\u00e1c cu\u1ed9c h\u1ecdp v\u1edbi c\u01a1 quan h\u00e0nh ch\u00ednh<\/h2>\n<p>Khi \u0111\u00e3 thu th\u1eadp \u0111\u1ea7y \u0111\u1ee7 th\u00f4ng tin v\u1ec1 t\u00ecnh h\u00ecnh hi\u1ec7n t\u1ea1i v\u00e0 c\u00e1c bi\u1ec7n ph\u00e1p \u1ee9ng ph\u00f3, ch\u00fang ta s\u1ebd ti\u1ebfn h\u00e0nh tham v\u1ea5n v\u1edbi c\u01a1 quan h\u00e0nh ch\u00ednh (nguy\u00ean t\u1eafc c\u01a1 b\u1ea3n l\u00e0 ph\u1ea3i n\u1ed9p b\u1eb1ng v\u0103n b\u1ea3n d\u01b0\u1edbi d\u1ea1ng bi\u00ean b\u1ea3n tham v\u1ea5n ho\u1eb7c s\u1ed5 ghi ch\u00e9p cu\u1ed9c h\u1ecdp).<\/p>\n<p>V\u1ec1 tr\u00ecnh t\u1ef1, tr\u01b0\u1edbc ti\u00ean l\u00e0 b\u00e1o c\u00e1o t\u00ecnh h\u00ecnh hi\u1ec7n t\u1ea1i.<\/p>\n<p>T\u00f4i xin gi\u1ea3i th\u00edch th\u1ef1c t\u1ebf l\u00e0 trong \u0111i\u1ec1u ki\u1ec7n c\u00f4ng tr\u01b0\u1eddng nh\u01b0 th\u1ebf n\u00e0y, vi\u1ec7c \u0111\u1ed5 b\u00ea t\u00f4ng \u1edf g\u00f3c thi\u1ebft k\u1ebf 30 \u0111\u1ed9 l\u00e0 r\u1ea5t kh\u00f3 th\u1ef1c hi\u1ec7n.<\/p>\n<p>Tr\u00ean c\u01a1 s\u1edf \u0111\u00f3, ch\u00fang t\u00f4i s\u1ebd tr\u00ecnh b\u00e0y ph\u01b0\u01a1ng \u00e1n thi c\u00f4ng c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c trong t\u00ecnh h\u00ecnh hi\u1ec7n t\u1ea1i c\u00f9ng m\u1ee9c chi ph\u00ed d\u1ef1 ki\u1ebfn (d\u1ef1a tr\u00ean c\u00e1c t\u00e0i li\u1ec7u t\u00ednh to\u00e1n chi ph\u00ed, v.v.) v\u00e0 chuy\u1ec3n cho ph\u00eda c\u01a1 quan h\u00e0nh ch\u00ednh \u0111\u1ec3 l\u00e0m c\u01a1 s\u1edf so s\u00e1nh, t\u1eeb \u0111\u00f3 h\u1ecd s\u1ebd \u0111\u01b0a ra l\u1ef1a ch\u1ecdn.<\/p>\n<p>Khi \u0111\u00f3, n\u1ebfu b\u1ea1n k\u00e8m theo l\u1eddi th\u0103m d\u00f2 nh\u01b0 \u201cV\u1ec1 ph\u00eda c\u00f4ng ty, ch\u00fang t\u00f4i cho r\u1eb1ng ph\u01b0\u01a1ng \u00e1n n\u00e0y l\u00e0 ph\u00f9 h\u1ee3p nh\u1ea5t\u201d, qu\u00e1 tr\u00ecnh th\u1ea3o lu\u1eadn s\u1ebd di\u1ec5n ra su\u00f4n s\u1ebb h\u01a1n.<\/p>\n<p>D\u00f9 gi\u00e1 thi c\u00f4ng c\u00f3 t\u0103ng hay gi\u1ea3m \u0111i ch\u0103ng n\u1eefa, th\u00ec \u0111\u00e2y v\u1eabn l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng \u0111\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh t\u1ea1i c\u00f4ng tr\u01b0\u1eddng.<\/p>\n<p>Trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p, chi ph\u00ed c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u01b0u ti\u00ean h\u01a1n so v\u1edbi ph\u01b0\u01a1ng ph\u00e1p thi c\u00f4ng hay hi\u1ec7u qu\u1ea3 thi c\u00f4ng.<\/p>\n<p>Nguy\u00ean t\u1eafc c\u01a1 b\u1ea3n l\u00e0 ti\u1ebfn h\u00e0nh c\u00e1c cu\u1ed9c th\u1ea3o lu\u1eadn c\u00e0ng s\u1edbm c\u00e0ng t\u1ed1t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00f4ng vi\u1ec7c t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng kh\u00f4ng b\u1ecb gi\u00e1n \u0111o\u1ea1n.<\/p>\n<p>V\u00e0 nh\u1ea5t \u0111\u1ecbnh ph\u1ea3i \u0111\u01b0a ra hai l\u1ef1a ch\u1ecdn, \u0111\u1ed3ng th\u1eddi n\u00eau r\u00f5 \u01b0u \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a t\u1eebng l\u1ef1a ch\u1ecdn.<\/p>\n<p>Gi\u00e1m s\u00e1t c\u00f4ng tr\u01b0\u1eddng kh\u00f4ng ch\u1ec9 c\u1ea7n n\u1eafm r\u00f5 t\u00ecnh h\u00ecnh hi\u1ec7n t\u1ea1i m\u00e0 c\u00f2n ph\u1ea3i d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c ph\u1ea7n n\u00e0o v\u1ec1 t\u01b0\u01a1ng lai g\u1ea7n (t\u00ecnh h\u00ecnh s\u1ebd di\u1ec5n bi\u1ebfn ra sao trong th\u1eddi gian t\u1edbi).<\/p>\n<p>D\u00f9 v\u1eady, n\u1ebfu so s\u00e1nh b\u1ea3n v\u1ebd v\u1edbi th\u1ef1c t\u1ebf th\u00ec c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c ph\u1ea7n n\u00e0o, n\u00ean \u0111\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 v\u1ea5n \u0111\u1ec1 kh\u00f3 \u0111\u1ebfn m\u1ee9c ph\u1ea3i lo l\u1eafng.<\/p>\n<h3>\u00dd ngh\u0129a c\u1ee7a vi\u1ec7c nh\u1eadn v\u0103n b\u1ea3n h\u01b0\u1edbng d\u1eabn<\/h3>\n<p>\u0110i\u1ec1u quan tr\u1ecdng nh\u1ea5t cu\u1ed1i c\u00f9ng l\u00e0,<strong>Vi\u1ec7c nh\u1eadn v\u0103n b\u1ea3n ch\u1ec9 th\u1ecb t\u1eeb c\u01a1 quan h\u00e0nh ch\u00ednh<\/strong>\u0110\u00f3 l\u00e0.<\/p>\n<p>V\u00ed d\u1ee5, n\u1ebfu \u0111\u00e3 nh\u1eadn \u0111\u01b0\u1ee3c ch\u1ec9 th\u1ecb r\u1eb1ng \u201ckh\u00f4ng \u0111\u1ed5 b\u00ea t\u00f4ng t\u1ea1i v\u1ecb tr\u00ed \u0111\u00f3\u201d, th\u00ec ngay c\u1ea3 khi sau n\u00e0y x\u1ea3y ra s\u1ee5p \u0111\u1ed5 t\u1ea1i v\u1ecb tr\u00ed \u0111\u00f3, c\u00f4ng ty thi c\u00f4ng c\u0169ng kh\u00f3 b\u1ecb quy tr\u00e1ch nhi\u1ec7m.<\/p>\n<p>\u0110\u00f3 l\u00e0 v\u00ec vi\u1ec7c n\u00e0y s\u1ebd \u0111\u01b0\u1ee3c coi l\u00e0 tr\u00e1ch nhi\u1ec7m c\u1ee7a ch\u1ee7 \u0111\u1ea7u t\u01b0, ng\u01b0\u1eddi \u0111\u00e3 \u0111\u01b0a ra ch\u1ec9 th\u1ecb.<\/p>\n<p>\u0110\u00e2y c\u0169ng l\u00e0 th\u1ee7 t\u1ee5c nh\u1eb1m b\u1ea3o v\u1ec7 c\u1ea3 c\u00f4ng ty l\u1eabn gi\u00e1m s\u00e1t c\u00f4ng tr\u01b0\u1eddng.<\/p>\n<p>Trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p hi\u1ebfm hoi, c\u00f3 th\u1ec3 b\u1ea1n s\u1ebd g\u1eb7p ph\u1ea3i ng\u01b0\u1eddi ph\u1ee5 tr\u00e1ch kh\u00f4ng nh\u1eadn bi\u00ean b\u1ea3n th\u1ecfa thu\u1eadn ho\u1eb7c s\u1ed5 ghi ch\u00e9p cu\u1ed9c h\u1ecdp; trong tr\u01b0\u1eddng h\u1ee3p \u0111\u00f3, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i ghi ch\u00e9p ch\u00ednh x\u00e1c ng\u00e0y v\u00e0 gi\u1edd n\u1ed9p t\u00e0i li\u1ec7u.<\/p>\n<p>N\u1ebfu ch\u1ec9 trao \u0111\u1ed5i b\u1eb1ng l\u1eddi n\u00f3i, sau n\u00e0y r\u1ea5t c\u00f3 th\u1ec3 s\u1ebd d\u1eabn \u0111\u1ebfn tranh c\u00e3i v\u00f4 b\u1ed5 v\u1ec1 vi\u1ec7c \u201c\u0111\u00e3 n\u00f3i hay ch\u01b0a n\u00f3i\u201d.<\/p>\n<p>Nh\u1eefng vi\u1ec7c l\u00e0m nh\u1ecf nh\u1eb7t nh\u01b0 l\u01b0u gi\u1eef d\u01b0\u1edbi d\u1ea1ng email hay bi\u00ean b\u1ea3n cu\u1ed9c h\u1ecdp, ho\u1eb7c ch\u1ee5p \u1ea3nh v\u00e0 ghi ng\u00e0y th\u00e1ng r\u1ed3i l\u01b0u tr\u1eef, khi t\u00edch l\u0169y l\u1ea1i s\u1ebd g\u00f3p ph\u1ea7n b\u1ea3o v\u1ec7 c\u1ea3 hi\u1ec7n tr\u01b0\u1eddng l\u1eabn c\u00f4ng ty.<\/p>\n<p>D\u00f9 sao \u0111i n\u1eefa, vi\u1ec7c g\u1eedi email v\u00e0 \u0111\u1ec3 l\u1ea1i d\u1ea5u v\u1ebft l\u00e0 \u0111i\u1ec1u r\u1ea5t quan tr\u1ecdng, n\u00ean \u0111\u00e2y qu\u1ea3 th\u1ef1c l\u00e0 m\u1ed9t ph\u1ea7n v\u00f4 c\u00f9ng quan tr\u1ecdng.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-58174\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2026\/01\/9bcf0def1e5676d2d3e6f2f73d568f6b.jpg\" alt=\"L\u1ef1a ch\u1ecdn\" width=\"600\" height=\"400\" \/><\/p>\n<h2>Hai l\u1ef1a ch\u1ecdn m\u00e0 t\u00f4i th\u1ef1c s\u1ef1 c\u00e2n nh\u1eafc<\/h2>\n<p>T\u1eeb \u0111\u00e2y tr\u1edf \u0111i, t\u00f4i s\u1ebd chia s\u1ebb c\u00e1ch t\u00f4i s\u1ebd th\u1ef1c s\u1ef1 x\u1eed l\u00fd t\u00ecnh hu\u1ed1ng n\u00e0y.<\/p>\n<p>\u0110i\u1ec1u n\u00e0y kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 \u0111\u00e2y l\u00e0 ph\u01b0\u01a1ng \u00e1n t\u1ed1t nh\u1ea5t, v\u00e0 m\u1eb7c d\u00f9 c\u00f3 th\u1ec3 xem x\u00e9t nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c nhau, nh\u01b0ng tr\u00ean th\u1ef1c t\u1ebf, th\u01b0\u1eddng th\u00ec ng\u01b0\u1eddi ta s\u1ebd thu h\u1eb9p l\u1ef1a ch\u1ecdn xu\u1ed1ng c\u00f2n hai ph\u01b0\u01a1ng \u00e1n n\u00e0y.<\/p>\n<h3>L\u1ef1a ch\u1ecdn 1: Gi\u1eef nguy\u00ean m\u00e1y v\u00e0 thay \u0111\u1ed5i g\u00f3c<\/h3>\n<p>\u0110i\u1ec1u \u0111\u1ea7u ti\u00ean c\u1ea7n x\u00e1c nh\u1eadn l\u00e0 ph\u1ea1m vi g\u00f3c c\u00f3 th\u1ec3 thi c\u00f4ng b\u1eb1ng c\u00f9ng m\u1ed9t m\u00e1y.<\/p>\n<p>Ki\u1ec3m tra xem c\u00f3 th\u1ec3 \u0111\u1ed5 b\u00ea t\u00f4ng trong ph\u1ea1m vi \u00b12,5 \u0111\u1ed9 (m\u1ee9c tham chi\u1ebfu t\u1ea1i c\u00f4ng tr\u01b0\u1eddng) hay kh\u00f4ng; n\u1ebfu v\u1eabn kh\u00f4ng \u0111\u01b0\u1ee3c, h\u00e3y x\u00e1c \u0111\u1ecbnh xem c\u1ea7n \u0111i\u1ec1u ch\u1ec9nh g\u00f3c \u0111\u1ebfn m\u1ee9c n\u00e0o th\u00ec m\u1edbi c\u00f3 th\u1ec3 \u0111\u1ed5 b\u00ea t\u00f4ng \u0111\u01b0\u1ee3c.<\/p>\n<p>V\u00ed d\u1ee5, n\u1ebfu gi\u1ea3 \u0111\u1ecbnh r\u1eb1ng c\u00f3 th\u1ec3 \u0111\u1ed5 b\u00ea t\u00f4ng khi g\u00f3c nghi\u00eang l\u00ean \u0111\u1ebfn +10 \u0111\u1ed9, th\u00ec g\u00f3c \u0111\u1ed5 th\u1ef1c t\u1ebf s\u1ebd l\u00e0 40 \u0111\u1ed9 so v\u1edbi g\u00f3c thi\u1ebft k\u1ebf l\u00e0 30 \u0111\u1ed9.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2017\/10\/6f86841880da293c6a52b130831e5404.jpg\" alt=\"\" \/><\/p>\n<p>D\u1ef1a tr\u00ean g\u00f3c n\u00e0y, ch\u00fang ta s\u1ebd ti\u1ebfn h\u00e0nh t\u00ednh to\u00e1n \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh l\u1ea1i t\u1eeb \u0111\u1ea7u.<\/p>\n<p>Ch\u00fang t\u00f4i s\u1ebd m\u01b0\u1ee3n b\u1ea3n t\u00ednh to\u00e1n thi\u1ebft k\u1ebf ban \u0111\u1ea7u t\u1eeb c\u01a1 quan ch\u1ee9c n\u0103ng, x\u00e1c nh\u1eadn h\u1ec7 s\u1ed1 an to\u00e0n d\u1ef1a tr\u00ean m\u1eb7t c\u1eaft nghi\u00ean c\u1ee9u ban \u0111\u1ea7u, sau \u0111\u00f3 ti\u1ebfn h\u00e0nh xem x\u00e9t l\u1ea1i v\u1edbi g\u00f3c \u0111\u1ed9 c\u00f3 th\u1ec3 thi c\u00f4ng th\u1ef1c t\u1ebf.<\/p>\n<p>Theo \u201cH\u01b0\u1edbng d\u1eabn v\u1ec1 c\u00f4ng t\u00e1c \u0111\u00e0o \u0111\u1ea5t v\u00e0 \u1ed5n \u0111\u1ecbnh m\u00e1i d\u1ed1c\u201d trong l\u0129nh v\u1ef1c c\u00f4ng tr\u00ecnh \u0111\u01b0\u1eddng b\u1ed9, h\u1ec7 s\u1ed1 an to\u00e0n thi\u1ebft k\u1ebf khi \u0111\u00e1nh gi\u00e1 s\u1ef1 \u1ed5n \u0111\u1ecbnh c\u1ee7a m\u00e1i d\u1ed1c b\u1eb1ng v\u1eadt li\u1ec7u gia c\u1ed1 \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh l\u00e0 1,2 \u0111\u1ed1i v\u1edbi c\u00f4ng tr\u00ecnh ch\u00ednh th\u1ee9c v\u00e0 1,05 \u0111\u1ed1i v\u1edbi c\u00f4ng tr\u00ecnh t\u1ea1m th\u1eddi.<\/p>\n<p>D\u1ef1a tr\u00ean ti\u00eau chu\u1ea9n n\u00e0y, n\u1ebfu h\u1ec7 s\u1ed1 an to\u00e0n th\u1ea5p h\u01a1n 1,2, c\u1ea7n t\u0103ng chi\u1ec1u d\u00e0i c\u1ed1t th\u00e9p ch\u00e8n v\u00e0o \u0111\u1ec3 n\u00e2ng h\u1ec7 s\u1ed1 n\u00e0y l\u00ean m\u1ee9c 1,2.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2017\/10\/26e60309da34eae7af3478ad05007e90.jpg\" alt=\"\" \/><\/p>\n<p>N\u1ebfu thay \u0111\u1ed5i g\u00f3c \u0111\u1ed9, c\u1ea7n ki\u1ec3m tra th\u00eam xem th\u1eddi gian thi c\u00f4ng v\u00e0 chi ph\u00ed s\u1ebd thay \u0111\u1ed5i nh\u01b0 th\u1ebf n\u00e0o khi k\u1ebft h\u1ee3p v\u1edbi c\u00e1c h\u1ea1ng m\u1ee5c thi c\u00f4ng kh\u00e1c.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2017\/10\/d2acb12381c3417257b4157ae5dcf300.jpg\" alt=\"\" \/><\/p>\n<h3>L\u1ef1a ch\u1ecdn 2: Chuy\u1ec3n sang s\u1eed d\u1ee5ng bu-l\u00f4ng neo t\u1ef1 khoan<\/h3>\n<p>Trong tr\u01b0\u1eddng h\u1ee3p m\u00e1y m\u00f3c kh\u00f4ng th\u1ec3 ti\u1ebfp c\u1eadn \u0111\u01b0\u1ee3c v\u1ec1 m\u1eb7t v\u1eadt l\u00fd, ch\u00fang t\u00f4i s\u1ebd xem x\u00e9t vi\u1ec7c chuy\u1ec3n sang s\u1eed d\u1ee5ng bu-l\u00f4ng t\u1ef1 khoan.<\/p>\n<p>D\u00f9 g\u1ecdi l\u00e0 khoan t\u1ef1 \u0111\u1ed9ng nh\u01b0ng do m\u00e1y m\u00f3c kh\u00f4ng th\u1ec3 ti\u1ebfp c\u1eadn \u0111\u01b0\u1ee3c n\u00ean c\u00f4ng vi\u1ec7c thi c\u00f4ng s\u1ebd \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1eb1ng c\u00e1ch \u0111\u00e0o th\u1ee7 c\u00f4ng.<\/p>\n<p>Tuy nhi\u00ean, do vi\u1ec7c \u0111\u00e0o b\u1eb1ng tay l\u00e0 c\u00f4ng vi\u1ec7c \u0111\u00f2i h\u1ecfi kh\u00e1 nhi\u1ec1u s\u1ee9c l\u1ef1c, n\u00ean vi\u1ec7c thu h\u1eb9p ph\u1ea1m vi c\u00e0ng nhi\u1ec1u c\u00e0ng t\u1ed1t s\u1ebd gi\u00fap n\u00e2ng cao hi\u1ec7u su\u1ea5t thi c\u00f4ng.<\/p>\n<p>C\u00e1ch l\u00e0m th\u1ef1c t\u1ebf l\u00e0 \u0111i\u1ec1u ch\u1ec9nh g\u00f3c \u0111\u1ec3 m\u00e1y m\u00f3c c\u00f3 th\u1ec3 ti\u1ebfp c\u1eadn \u0111\u01b0\u1ee3c c\u00e1c khu v\u1ef1c c\u1ea7n thi\u1ebft, v\u00e0 ch\u1ec9 ti\u1ebfn h\u00e0nh \u0111\u00e0o th\u1ee7 c\u00f4ng \u1edf nh\u1eefng khu v\u1ef1c m\u00e0 m\u00e1y m\u00f3c kh\u00f4ng th\u1ec3 ti\u1ebfp c\u1eadn \u0111\u01b0\u1ee3c.<\/p>\n<p>V\u1ec1 chi\u1ec1u d\u00e0i khoan b\u1eb1ng tay, theo kinh nghi\u1ec7m th\u1ef1c t\u1ebf c\u1ee7a t\u00f4i t\u1ea1i c\u00f4ng tr\u01b0\u1eddng, kho\u1ea3ng 3m \u0111\u01b0\u1ee3c coi l\u00e0 gi\u1edbi h\u1ea1n th\u1ef1c t\u1ebf, tuy nhi\u00ean,<\/p>\n<p>\u0110i\u1ec1u n\u00e0y ph\u1ee5 thu\u1ed9c v\u00e0o t\u00ednh ch\u1ea5t \u0111\u1ea5t t\u1ea1i t\u1eebng c\u00f4ng tr\u01b0\u1eddng v\u00e0 c\u0169ng ph\u1ee5 thu\u1ed9c v\u00e0o tay ngh\u1ec1 c\u1ee7a th\u1ee3.<\/p>\n<p>H\u01a1n n\u1eefa, theo ti\u00eau chu\u1ea9n t\u00ednh to\u00e1n c\u1ee7a Hi\u1ec7p h\u1ed9i B\u1ea3o v\u1ec7 M\u1eb7t d\u1ed1c \u0110\u1eb7c bi\u1ec7t To\u00e0n qu\u1ed1c, chi\u1ec1u d\u00e0i t\u1ed1i \u0111a l\u00e0 2,5 m.<\/p>\n<p>V\u00ec c\u00f2n ph\u1ea3i xem x\u00e9t kh\u1ea3 n\u0103ng th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c hay kh\u00f4ng, n\u00ean vi\u1ec7c quy\u1ebft \u0111\u1ecbnh theo ti\u00eau chu\u1ea9n t\u00ednh to\u00e1n ch\u00ednh th\u1ee9c s\u1ebd do ng\u01b0\u1eddi ph\u1ee5 tr\u00e1ch t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng quy\u1ebft \u0111\u1ecbnh.<\/p>\n<p>Ngay c\u1ea3 trong th\u1ef1c t\u1ebf thi c\u00f4ng, vi\u1ec7c khoan l\u1ed7 s\u00e2u kho\u1ea3ng 2m c\u0169ng l\u00e0 c\u00f4ng vi\u1ec7c ti\u00eau t\u1ed1n kh\u00e1 nhi\u1ec1u s\u1ee9c l\u1ef1c (t\u1ea5t nhi\u00ean, nh\u1eefng th\u1ee3 l\u00e0nh ngh\u1ec1 th\u00ec c\u00f3 th\u1ec3 khoan s\u00e2u h\u01a1n n\u1eefa w).<\/p>\n<p>&nbsp;<\/p>\n<p>\u0110\u1ed1i v\u1edbi bu-l\u00f4ng neo t\u1ef1 khoan, g\u1ea7n \u0111\u00e2y ng\u00e0y c\u00e0ng c\u00f3 nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p ch\u00fang \u0111\u01b0\u1ee3c coi l\u00e0 c\u00f4ng tr\u00ecnh v\u0129nh c\u1eedu n\u1ebfu \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n v\u1ec1 m\u1ea1.<\/p>\n<p>Theo \u201cC\u1ea9m nang Thi\u1ebft k\u1ebf v\u00e0 Thi c\u00f4ng Ph\u01b0\u01a1ng ph\u00e1p Gia c\u1ed1 \u0110\u1ea5t tr\u00ean \u0110\u1ecba h\u00ecnh T\u1ef1 nhi\u00ean\u201d, \u0111\u1ed1i v\u1edbi v\u1eadt li\u1ec7u l\u00f5i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m c\u00f4ng tr\u00ecnh v\u0129nh c\u1eedu theo ti\u00eau chu\u1ea9n \u0111\u01b0\u1eddng b\u1ed9, d\u1ef1a tr\u00ean k\u1ebft qu\u1ea3 kh\u1ea3o s\u00e1t th\u1ef1c t\u1ebf cho \u0111\u1ebfn nay, c\u1ea7n t\u00ednh to\u00e1n \u0111\u1ed9 \u0103n m\u00f2n 0,5 mm tr\u00ean to\u00e0n b\u1ed9 chu vi.<\/p>\n<p>Ngay c\u1ea3 khi coi bu-l\u00f4ng t\u1ef1 khoan l\u00e0 lo\u1ea1i v\u0129nh vi\u1ec5n, vi\u1ec7c x\u00e1c nh\u1eadn kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 \u0111\u1ed9 b\u1ec1n d\u1ef1a tr\u00ean quan \u0111i\u1ec3m n\u00e0y v\u1eabn l\u00e0 nguy\u00ean t\u1eafc c\u01a1 b\u1ea3n.<\/p>\n<p>Tuy nhi\u00ean, ph\u01b0\u01a1ng ph\u00e1p n\u00e0y ch\u1ec9 \u0111\u01b0\u1ee3c xem l\u00e0 \u201cgi\u1ea3i ph\u00e1p thay th\u1ebf trong tr\u01b0\u1eddng h\u1ee3p kh\u00f3 \u00e1p d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p thi c\u00f4ng th\u00f4ng th\u01b0\u1eddng (\u0111i\u1ec1u ki\u1ec7n c\u00f4ng tr\u01b0\u1eddng I, II, III)\u201d, v\u00e0 n\u1ebfu c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p thi c\u00f4ng th\u00f4ng th\u01b0\u1eddng th\u00ec ph\u01b0\u01a1ng ph\u00e1p n\u00e0y s\u1ebd \u0111\u01b0\u1ee3c \u01b0u ti\u00ean.<\/p>\n<p>Trong tr\u01b0\u1eddng h\u1ee3p th\u00e0nh l\u1ed7 khoan kh\u00f4ng th\u1ec3 t\u1ef1 \u0111\u1ee9ng v\u1eefng v\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u1ed1ng k\u00e9p c\u0169ng kh\u00f3 th\u1ef1c hi\u1ec7n, ph\u01b0\u01a1ng ph\u00e1p n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c xem x\u00e9t \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh; tuy nhi\u00ean, t\u00f9y theo t\u1eebng ch\u00ednh quy\u1ec1n \u0111\u1ecba ph\u01b0\u01a1ng, c\u00f3 nh\u1eefng tr\u01b0\u1eddng h\u1ee3p ph\u01b0\u01a1ng ph\u00e1p khoan t\u1ef1 \u0111\u1ee9ng v\u1eefng b\u1ecb c\u1ea5m ho\u00e0n to\u00e0n, n\u00ean,<\/p>\n<p>Vi\u1ec7c x\u00e1c nh\u1eadn tr\u01b0\u1edbc l\u00e0 b\u1eaft bu\u1ed9c.<\/p>\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n c\u1ee7a B\u1ed9 Giao th\u00f4ng V\u1eadn t\u1ea3i v\u00e0 NEXCO, t\u1ea1i c\u00f4ng tr\u01b0\u1eddng c\u1ee7a ch\u00fang t\u00f4i c\u0169ng \u0111\u00e3 c\u00f3 kinh nghi\u1ec7m th\u1ef1c t\u1ebf trong vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh thi\u1ebft k\u1ebf v\u00e0 thi c\u00f4ng theo ph\u01b0\u01a1ng ph\u00e1p khoan t\u1ef1 \u0111\u1ed9ng.<\/p>\n<p>V\u00ec \u0111\u00e2y l\u00e0 v\u1ea5n \u0111\u1ec1 c\u00f3 th\u1ec3 c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t t\u00f9y theo ch\u1ee7 \u0111\u1ea7u t\u01b0 ho\u1eb7c khu v\u1ef1c, n\u00ean thay v\u00ec t\u1ef1 cho r\u1eb1ng \u201cL\u1ea7n tr\u01b0\u1edbc \u1edf c\u00f4ng tr\u01b0\u1eddng kh\u00e1c \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn n\u00ean l\u1ea7n n\u00e0y c\u0169ng s\u1ebd \u1ed5n\u201d, t\u1ed1t h\u01a1n h\u1ebft l\u00e0 b\u1ea1n n\u00ean h\u00ecnh th\u00e0nh th\u00f3i quen x\u00e1c nh\u1eadn l\u1ea1i t\u1eebng tr\u01b0\u1eddng h\u1ee3p c\u1ee5 th\u1ec3 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n.<\/p>\n<h2>N\u1ebfu n\u1eafm v\u1eefng \u201cdi\u1ec5n bi\u1ebfn\u201d th\u00ec vi\u1ec7c ra quy\u1ebft \u0111\u1ecbnh t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng s\u1ebd kh\u00f4ng c\u00f2n \u0111\u00e1ng s\u1ee3 n\u1eefa<\/h2>\n<p>M\u1eb7c d\u00f9 c\u00e1c bi\u1ec7n ph\u00e1p \u1ee9ng ph\u00f3 khi ph\u00e1t hi\u1ec7n khu v\u1ef1c kh\u00f4ng th\u1ec3 thi c\u00f4ng s\u1ebd kh\u00e1c nhau t\u00f9y theo t\u1eebng c\u00f4ng tr\u01b0\u1eddng, nh\u01b0ng quy tr\u00ecnh chung bao g\u1ed3m \u201cx\u00e1c \u0111\u1ecbnh t\u00ecnh h\u00ecnh hi\u1ec7n t\u1ea1i \u2192 \u0111\u01b0a ra bi\u1ec7n ph\u00e1p \u1ee9ng ph\u00f3 \u2192 th\u1ea3o lu\u1eadn v\u1edbi c\u01a1 quan ch\u1ee9c n\u0103ng \u2192 ban h\u00e0nh v\u0103n b\u1ea3n ch\u1ec9 \u0111\u1ea1o\u201d th\u00ec v\u1ec1 c\u01a1 b\u1ea3n kh\u00f4ng thay \u0111\u1ed5i \u1edf b\u1ea5t k\u1ef3 c\u00f4ng tr\u01b0\u1eddng n\u00e0o.<\/p>\n<p>\u0110\u00e2y l\u00e0 quy tr\u00ecnh m\u00e0 c\u00e1c nh\u00e0 th\u1ea7u ch\u00ednh th\u01b0\u1eddng th\u1ef1c hi\u1ec7n, nh\u01b0ng t\u00f4i ngh\u0129 r\u1eb1ng ngay c\u1ea3 khi \u1edf v\u1ecb tr\u00ed nh\u00e0 th\u1ea7u ph\u1ee5, vi\u1ec7c n\u1eafm r\u00f5 \u0111i\u1ec1u n\u00e0y c\u0169ng kh\u00f4ng th\u1eeba.<\/p>\n<p>N\u00f3i th\u1eb3ng ra, kh\u00f4ng c\u1ea7n ph\u1ea3i ho\u1ea3ng lo\u1ea1n, ch\u1ec9 c\u1ea7n s\u1eafp x\u1ebfp m\u1ecdi vi\u1ec7c theo th\u1ee9 t\u1ef1 l\u00e0 c\u00f3 th\u1ec3 gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c v\u1ea5n \u0111\u1ec1 n\u00e0y.<\/p>\n<p>\u0110i\u1ec1u quan tr\u1ecdng nh\u1ea5t \u0111\u1ed1i v\u1edbi m\u1ed9t gi\u00e1m s\u00e1t c\u00f4ng tr\u01b0\u1eddng l\u00e0 ph\u1ea3i suy ngh\u0129 th\u1ea5u \u0111\u00e1o \u0111\u1ebfn c\u00f9ng v\u1ec1 c\u00e1ch th\u1ee9c th\u1ef1c hi\u1ec7n c\u00f4ng tr\u00ecnh.<\/p>\n<p>Kh\u00f4ng l\u00e0m \u0111\u01b0\u1ee3c. V\u1eady th\u00ec ph\u1ea3i l\u00e0m th\u1ebf n\u00e0o m\u1edbi \u0111\u01b0\u1ee3c?<\/p>\n<p>C\u00f4ng tr\u00ecnh d\u00e2n d\u1ee5ng l\u00e0 m\u1ed9t chu\u1ed7i nh\u1eefng s\u00e1ng ki\u1ebfn th\u00fa v\u1ecb, ph\u1ea3i kh\u00f4ng n\u00e0o!<\/p>\n<p>&nbsp;<\/p>\n<p>H\u1eb9n g\u1eb7p l\u1ea1i nh\u00e9.<\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"6FC3zBtyLe\"><p><a href=\"https:\/\/norimen.net\/vi\/self-drilling-bolt-shake\/\">M\u1eb9o l\u1eafc | c\u00e1ch l\u1eafp bu-l\u00f4ng neo t\u1ef1 khoan<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u201cM\u1eb9o l\u1eafc | c\u00e1ch l\u1eafp \u0111\u1eb7t bu-l\u00f4ng neo t\u1ef1 khoan\u201d \u2014 L\u1edbp h\u1ecdc qu\u1ea3n l\u00fd m\u00e1i d\u1ed1c c\u1ee7a Shin-Ent\" src=\"https:\/\/norimen.net\/self-drilling-bolt-shake\/embed\/#?secret=lWqGlI2y6W#?secret=6FC3zBtyLe\" data-secret=\"6FC3zBtyLe\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>","protected":false},"excerpt":{"rendered":"<p>Xin ch\u00e0o m\u1ecdi ng\u01b0\u1eddi. T\u00f4i l\u00e0 Enta. H\u00f4m nay l\u00e0 ng\u00e0y cu\u1ed1i c\u00f9ng c\u1ee7a k\u1ef3 ngh\u1ec9 Obon r\u1ed3i nh\u1ec9. M\u1ecdi ng\u01b0\u1eddi \u0111\u00e3 ngh\u1ec9 ng\u01a1i v\u00e0 l\u1ea5y l\u1ea1i s\u1ee9c ch\u01b0a? M\u00f9a h\u00e8 c\u0169ng \u0111\u00e3 b\u01b0\u1edbc sang giai \u0111o\u1ea1n cu\u1ed1i r\u1ed3i! H\u00e3y c\u00f9ng c\u1ed1 g\u1eafng \u0111\u1ebfn m\u00f9a thu nh\u00e9! Th\u00f4i kh\u00f4ng n\u00f3i chuy\u1ec7n phi\u1ebfm n\u1eefa. Khi \u0111i ki\u1ec3m tra c\u00f4ng tr\u01b0\u1eddng, ch\u1eafc ch\u1eafn s\u1ebd c\u00f3 nh\u1eefng ch\u1ed7 kh\u00f4ng di\u1ec5n ra \u0111\u00fang nh\u01b0 b\u1ea3n v\u1ebd, ph\u1ea3i kh\u00f4ng? \u0110\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c c\u00f4ng tr\u00ecnh x\u1eed l\u00fd \u0111\u1ecba h\u00ecnh d\u1ed1c \u0111\u1ee9ng\u2026<\/p>","protected":false},"author":2,"featured_media":66649,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[7024,30],"tags":[44,116,202,5520],"class_list":["post-66642","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-retaining-wall","category-lock-bolt","tag-44","tag-116","tag-202","tag-5520"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.2 (Yoast SEO v28.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ 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