{"id":5120,"date":"2025-06-07T09:00:37","date_gmt":"2025-06-07T02:00:37","guid":{"rendered":"https:\/\/mayxaydunghanoi.com\/?p=5120"},"modified":"2025-12-13T03:17:58","modified_gmt":"2025-12-12T20:17:58","slug":"khoan-sau-bang-may-dap-cap-co-can-gia-co-ho-khoan-khong","status":"publish","type":"post","link":"https:\/\/mayxaydunghanoi.com\/vi\/khoan-sau-bang-may-dap-cap-co-can-gia-co-ho-khoan-khong\/","title":{"rendered":"Khoan s\u00e2u b\u1eb1ng m\u00e1y \u0111\u1eadp c\u00e1p c\u00f3 c\u1ea7n gia c\u1ed1 h\u1ed1 khoan kh\u00f4ng?"},"content":{"rendered":"<h2>T\u00ecm hi\u1ec3u vi\u1ec7c gia c\u1ed1 h\u1ed1 khoan khi khoan s\u00e2u b\u1eb1ng m\u00e1y \u0111\u1eadp c\u00e1p, t\u1eeb nguy c\u01a1 s\u1ea1t l\u1edf \u0111\u1ebfn gi\u1ea3i ph\u00e1p \u1ed1ng v\u00e1ch, bentonite v\u00e0 th\u00e9p \u1ed1ng.<\/h2>\n<p>Khi s\u1eed d\u1ee5ng <a href=\"https:\/\/mayxaydunghanoi.com\/vi\/dan-gia-da-may-khoan-dap-cap-jk5-jk6-jk7-jk8-jk10-jk12\/\">m\u00e1y khoan \u0111\u1eadp c\u00e1p<\/a> \u0111\u1ec3 thi c\u00f4ng m\u00f3ng c\u1ecdc khoan nh\u1ed3i ho\u1eb7c x\u1eed l\u00fd n\u1ec1n m\u00f3ng s\u00e2u, nhi\u1ec1u k\u1ef9 s\u01b0 \u0111\u1eb7t c\u00e2u h\u1ecfi: <strong>c\u00f3 c\u1ea7n gia c\u1ed1 h\u1ed1 khoan hay kh\u00f4ng, v\u00e0 n\u1ebfu c\u1ea7n th\u00ec d\u00f9ng gi\u1ea3i ph\u00e1p n\u00e0o?<\/strong> B\u00e0i vi\u1ebft n\u00e0y s\u1ebd ph\u00e2n t\u00edch r\u00f5 l\u00fd do v\u00ec sao gia c\u1ed1 h\u1ed1 khoan l\u00e0 c\u1ea7n thi\u1ebft khi khoan s\u00e2u b\u1eb1ng m\u00e1y \u0111\u1eadp c\u00e1p, \u0111\u1ed3ng th\u1eddi \u0111\u01b0a ra c\u00e1c k\u1ef9 thu\u1eadt gia c\u1ed1 ph\u1ed5 bi\u1ebfn nh\u01b0 d\u00f9ng \u1ed1ng v\u00e1ch, dung d\u1ecbch bentonite ho\u1eb7c th\u00e9p \u1ed1ng \u0111\u1ecbnh h\u00ecnh.<\/p>\n<p>Ch\u00fang ta s\u1ebd c\u00f9ng xem x\u00e9t nh\u1eefng r\u1ee7i ro c\u00f3 th\u1ec3 x\u1ea3y ra n\u1ebfu b\u1ecf qua b\u01b0\u1edbc gia c\u1ed1, t\u1eeb \u0111\u00f3 gi\u00fap ch\u1ee7 \u0111\u1ea7u t\u01b0 v\u00e0 \u0111\u01a1n v\u1ecb thi c\u00f4ng ch\u1ecdn l\u1ef1a gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ecba ch\u1ea5t v\u00e0 y\u00eau c\u1ea7u c\u00f4ng tr\u00ecnh.<\/p>\n<hr \/>\n<h3>V\u00ec sao c\u1ea7n gia c\u1ed1 h\u1ed1 khoan khi khoan s\u00e2u b\u1eb1ng m\u00e1y \u0111\u1eadp c\u00e1p?<\/h3>\n<p>M\u00e1y khoan \u0111\u1eadp c\u00e1p ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch <strong>th\u1ea3 r\u01a1i ch\u00e0y khoan xu\u1ed1ng \u0111\u00e1y h\u1ed1 \u0111\u1ec3 ph\u00e1 v\u1ee1 \u0111\u1ea5t \u0111\u00e1<\/strong>, sau \u0111\u00f3 d\u00f9ng g\u00e0u ho\u1eb7c thi\u1ebft b\u1ecb g\u1eafp \u0111\u1ec3 l\u1ea5y \u0111\u1ea5t l\u00ean. Khi khoan \u1edf \u0111\u1ed9 s\u00e2u l\u1edbn (t\u1eeb 10m tr\u1edf l\u00ean), \u0111\u1eb7c bi\u1ec7t trong c\u00e1c \u0111\u1ecba t\u1ea7ng y\u1ebfu nh\u01b0 c\u00e1t, b\u00f9n, s\u00e9t pha n\u01b0\u1edbc, <strong>th\u00e0nh h\u1ed1 khoan r\u1ea5t d\u1ec5 b\u1ecb s\u1eadp, s\u1ea1t ho\u1eb7c x\u00e2m th\u1ef1c n\u01b0\u1edbc ng\u1ea7m<\/strong>.<\/p>\n<p>N\u1ebfu kh\u00f4ng gia c\u1ed1, c\u00e1c v\u1ea5n \u0111\u1ec1 c\u00f3 th\u1ec3 x\u1ea3y ra g\u1ed3m:<\/p>\n<ul>\n<li><strong>S\u1ea1t l\u1edf th\u00e0nh h\u1ed1<\/strong>, g\u00e2y k\u1eb9t ch\u00e0y, g\u00e0u, ho\u1eb7c s\u1ee5p mi\u1ec7ng khoan.<\/li>\n<li><strong>N\u01b0\u1edbc ng\u1ea7m x\u00e2m nh\u1eadp<\/strong>, l\u00e0m r\u1eeda tr\u00f4i \u0111\u1ea5t \u0111\u00e1 quanh h\u1ed1, g\u00e2y m\u1ea5t \u1ed5n \u0111\u1ecbnh n\u1ec1n m\u00f3ng.<\/li>\n<li><strong>L\u00e0m sai l\u1ec7ch v\u1ecb tr\u00ed c\u1ecdc<\/strong>, do bi\u1ebfn d\u1ea1ng h\u1ed1 khoan.<\/li>\n<li><strong>T\u0103ng nguy c\u01a1 tai n\u1ea1n lao \u0111\u1ed9ng<\/strong>, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ti\u1ebfn \u0111\u1ed9 v\u00e0 chi ph\u00ed thi c\u00f4ng.<\/li>\n<\/ul>\n<p>Do \u0111\u00f3, vi\u1ec7c gia c\u1ed1 kh\u00f4ng ch\u1ec9 gi\u00fap <strong>gi\u1eef \u1ed5n \u0111\u1ecbnh h\u1ed1 khoan trong su\u1ed1t qu\u00e1 tr\u00ecnh khoan<\/strong>, m\u00e0 c\u00f2n l\u00e0 \u0111i\u1ec1u ki\u1ec7n ti\u00ean quy\u1ebft \u0111\u1ec3 <strong>thi c\u00f4ng an to\u00e0n v\u00e0 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng m\u00f3ng c\u1ecdc<\/strong>.<\/p>\n<hr \/>\n<h3>Nh\u1eefng tr\u01b0\u1eddng h\u1ee3p b\u1eaft bu\u1ed9c ph\u1ea3i gia c\u1ed1 h\u1ed1 khoan<\/h3>\n<p>Kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng c\u1ea7n gia c\u1ed1 to\u00e0n b\u1ed9 h\u1ed1 khoan, nh\u01b0ng c\u00f3 nh\u1eefng tr\u01b0\u1eddng h\u1ee3p nh\u1ea5t \u0111\u1ecbnh ph\u1ea3i \u00e1p d\u1ee5ng bi\u1ec7n ph\u00e1p n\u00e0y:<\/p>\n<ul>\n<li><strong>\u0110\u1ecba ch\u1ea5t y\u1ebfu<\/strong>: \u0111\u1ea5t b\u00f9n, \u0111\u1ea5t c\u00e1t, \u0111\u1ea5t s\u00e9t pha n\u01b0\u1edbc, t\u1ea7ng c\u00e1t r\u1eddi d\u1ec5 s\u1eadp.<\/li>\n<li><strong>Chi\u1ec1u s\u00e2u khoan l\u1edbn h\u01a1n 15m<\/strong>: khi \u0111\u00f3 \u00e1p l\u1ef1c th\u00e0nh v\u00e1ch v\u00e0 n\u01b0\u1edbc ng\u1ea7m t\u0103ng m\u1ea1nh.<\/li>\n<li><strong>Khu v\u1ef1c g\u1ea7n s\u00f4ng h\u1ed3, m\u1ef1c n\u01b0\u1edbc ng\u1ea7m cao<\/strong>: nguy c\u01a1 x\u00e2m th\u1ef1c t\u1eeb m\u1ea1ch n\u01b0\u1edbc ng\u1ea7m r\u1ea5t cao.<\/li>\n<li><strong>Thi c\u00f4ng t\u1ea1i khu d\u00e2n c\u01b0, \u0111\u00f4 th\u1ecb<\/strong>: c\u1ea7n ki\u1ec3m so\u00e1t t\u1ed1i \u0111a bi\u1ebfn \u0111\u1ed9ng n\u1ec1n \u0111\u1ea5t \u0111\u1ec3 tr\u00e1nh \u1ea3nh h\u01b0\u1edfng c\u00f4ng tr\u00ecnh l\u00e2n c\u1eadn.<\/li>\n<li><strong>Y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt cao<\/strong>: c\u00e1c c\u1ecdc m\u00f3ng ch\u1ecbu l\u1ef1c l\u1edbn, sai s\u1ed1 v\u1ecb tr\u00ed v\u00e0 k\u00edch th\u01b0\u1edbc r\u1ea5t nh\u1ecf.<\/li>\n<\/ul>\n<p>Vi\u1ec7c x\u00e1c \u0111\u1ecbnh c\u00f3 c\u1ea7n gia c\u1ed1 hay kh\u00f4ng n\u00ean d\u1ef1a v\u00e0o <strong>h\u1ed3 s\u01a1 \u0111\u1ecba ch\u1ea5t<\/strong>, kh\u1ea3o s\u00e1t th\u1ef1c t\u1ebf, v\u00e0 kinh nghi\u1ec7m c\u1ee7a \u0111\u1ed9i ng\u0169 thi c\u00f4ng t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng.<\/p>\n<hr \/>\n<h3>C\u00e1c ph\u01b0\u01a1ng ph\u00e1p gia c\u1ed1 h\u1ed1 khoan ph\u1ed5 bi\u1ebfn hi\u1ec7n nay<\/h3>\n<p>T\u00f9y \u0111\u1ecba ch\u1ea5t v\u00e0 y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt, c\u00f3 th\u1ec3 ch\u1ecdn m\u1ed9t ho\u1eb7c k\u1ebft h\u1ee3p nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p sau:<\/p>\n<h4>1. Gia c\u1ed1 b\u1eb1ng \u1ed1ng v\u00e1ch th\u00e9p<\/h4>\n<p>\u1ed0ng v\u00e1ch (casing) l\u00e0 bi\u1ec7n ph\u00e1p c\u01a1 b\u1ea3n v\u00e0 hi\u1ec7u qu\u1ea3, d\u00f9ng \u0111\u1ec3 ch\u00e8n tr\u1ef1c ti\u1ebfp v\u00e0o th\u00e0nh mi\u1ec7ng khoan:<\/p>\n<ul>\n<li><strong>T\u00e1c d\u1ee5ng<\/strong>: ng\u0103n s\u1ea1t l\u1edf mi\u1ec7ng h\u1ed1, d\u1eabn h\u01b0\u1edbng khoan ch\u00ednh x\u00e1c, b\u1ea3o v\u1ec7 m\u00e1y m\u00f3c.<\/li>\n<li><strong>Chi\u1ec1u s\u00e2u<\/strong>: th\u01b0\u1eddng t\u1eeb 2\u20136m t\u00f9y \u0111\u1ecba h\u00ecnh; n\u1ebfu t\u1ea7ng \u0111\u1ea5t y\u1ebfu k\u00e9o d\u00e0i, c\u00f3 th\u1ec3 d\u00f9ng \u1ed1ng v\u00e1ch s\u00e2u h\u01a1n.<\/li>\n<li><strong>Ch\u1ea5t li\u1ec7u<\/strong>: th\u00e9p \u0111en, th\u00e9p m\u1ea1 k\u1ebdm d\u00e0y 8\u201312mm, \u0111\u01b0\u1eddng k\u00ednh l\u1edbn h\u01a1n l\u1ed7 khoan 10\u201320cm.<\/li>\n<\/ul>\n<p>Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng k\u1ebft h\u1ee3p v\u1edbi bentonite ho\u1eb7c th\u00e9p \u1ed1ng l\u1ed3ng trong tr\u01b0\u1eddng h\u1ee3p \u0111\u1eb7c bi\u1ec7t.<\/p>\n<h4>2. Gia c\u1ed1 b\u1eb1ng dung d\u1ecbch bentonite<\/h4>\n<p>\u0110\u00e2y l\u00e0 k\u1ef9 thu\u1eadt \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn cho khoan c\u1ecdc nh\u1ed3i s\u00e2u:<\/p>\n<ul>\n<li><strong>Nguy\u00ean l\u00fd<\/strong>: dung d\u1ecbch bentonite t\u1ea1o m\u1ed9t m\u00e0ng b\u1ea3o v\u1ec7 th\u00e0nh h\u1ed1 b\u1eb1ng \u00e1p l\u1ef1c th\u1ee7y t\u0129nh, ng\u0103n n\u01b0\u1edbc v\u00e0 \u0111\u1ea5t s\u1eadp v\u00e0o h\u1ed1.<\/li>\n<li><strong>\u01afu \u0111i\u1ec3m<\/strong>: ph\u00f9 h\u1ee3p v\u1edbi t\u1ea7ng \u0111\u1ecba ch\u1ea5t ng\u1eadp n\u01b0\u1edbc, d\u1ec5 thi c\u00f4ng v\u00e0 ki\u1ec3m so\u00e1t.<\/li>\n<li><strong>Y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt<\/strong>: c\u1ea7n b\u1ec3 tr\u1ed9n, b\u1ec3 l\u1eafng tu\u1ea7n ho\u00e0n bentonite v\u00e0 \u0111\u1ed9i thi c\u00f4ng c\u00f3 kinh nghi\u1ec7m x\u1eed l\u00fd bentonite.<\/li>\n<\/ul>\n<p>C\u1ea7n \u0111\u1ea3m b\u1ea3o dung d\u1ecbch lu\u00f4n \u0111\u1ee7 \u0111\u1ed9 nh\u1edbt v\u00e0 m\u1eadt \u0111\u1ed9 ph\u00f9 h\u1ee3p \u0111\u1ec3 duy tr\u00ec hi\u1ec7u qu\u1ea3 b\u1ea3o v\u1ec7 h\u1ed1 khoan.<\/p>\n<h4>3. Gia c\u1ed1 b\u1eb1ng \u1ed1ng th\u00e9p \u0111\u1ecbnh h\u00ecnh (pipe pile)<\/h4>\n<p>M\u1ed9t s\u1ed1 c\u00f4ng tr\u00ecnh s\u1eed d\u1ee5ng <strong>\u1ed1ng th\u00e9p l\u1edbn \u0111\u00f3ng xu\u1ed1ng tr\u01b0\u1edbc khi khoan<\/strong>, v\u1eeba l\u00e0m \u1ed1ng v\u00e1ch, v\u1eeba l\u00e0 v\u1ecf c\u1ecdc sau n\u00e0y:<\/p>\n<ul>\n<li><strong>Th\u01b0\u1eddng \u00e1p d\u1ee5ng<\/strong> trong thi c\u00f4ng c\u1ea7u, nh\u00e0 cao t\u1ea7ng ho\u1eb7c c\u00f4ng tr\u00ecnh ven s\u00f4ng.<\/li>\n<li><strong>\u01afu \u0111i\u1ec3m<\/strong>: t\u0103ng \u0111\u1ed9 b\u1ec1n th\u00e0nh c\u1ecdc, b\u1ea3o v\u1ec7 khoan s\u00e2u, r\u00fat ng\u1eafn th\u1eddi gian x\u1eed l\u00fd m\u00f3ng.<\/li>\n<li><strong>Chi ph\u00ed<\/strong>: cao h\u01a1n do d\u00f9ng th\u00e9p kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn, c\u1ea7n m\u00e1y \u0111\u00f3ng \u1ed1ng chuy\u00ean d\u1ee5ng.<\/li>\n<\/ul>\n<hr \/>\n<h3>Khi n\u00e0o c\u00f3 th\u1ec3 khoan \u0111\u1eadp c\u00e1p m\u00e0 kh\u00f4ng c\u1ea7n gia c\u1ed1?<\/h3>\n<p>Trong m\u1ed9t s\u1ed1 \u0111i\u1ec1u ki\u1ec7n l\u00fd t\u01b0\u1edfng, <strong>c\u00f3 th\u1ec3 b\u1ecf qua vi\u1ec7c gia c\u1ed1 h\u1ed1 khoan<\/strong> n\u1ebfu:<\/p>\n<ul>\n<li>\u0110\u1ecba ch\u1ea5t ch\u1ee7 y\u1ebfu l\u00e0 <strong>\u0111\u1ea5t s\u00e9t c\u1ee9ng ho\u1eb7c \u0111\u00e1 phong h\u00f3a \u1ed5n \u0111\u1ecbnh<\/strong>.<\/li>\n<li>M\u1ef1c n\u01b0\u1edbc ng\u1ea7m <strong>th\u1ea5p h\u01a1n \u0111\u00e1y h\u1ed1 khoan<\/strong> \u00edt nh\u1ea5t 1\u20131,5m.<\/li>\n<li>\u0110\u1ed9 s\u00e2u h\u1ed1 <strong>d\u01b0\u1edbi 10\u201312m<\/strong>, kh\u00f4ng \u1ea3nh h\u01b0\u1edfng nhi\u1ec1u \u0111\u1ebfn \u00e1p l\u1ef1c th\u00e0nh v\u00e1ch.<\/li>\n<li>D\u1ee5ng c\u1ee5 khoan v\u00e0 \u0111\u1ed9i ng\u0169 thi c\u00f4ng <strong>\u0111\u00e3 quen thu\u1ed9c v\u1edbi lo\u1ea1i \u0111\u1ecba ch\u1ea5t \u0111\u00f3<\/strong>, c\u00f3 kh\u1ea3 n\u0103ng x\u1eed l\u00fd nhanh khi g\u1eb7p s\u1ef1 c\u1ed1 nh\u1eb9.<\/li>\n<\/ul>\n<p>Tuy nhi\u00ean, \u0111\u00e2y l\u00e0 ngo\u1ea1i l\u1ec7 v\u00e0 c\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m tra c\u1ea9n tr\u1ecdng tr\u01b0\u1edbc khi quy\u1ebft \u0111\u1ecbnh. Trong m\u1ecdi tr\u01b0\u1eddng h\u1ee3p, n\u00ean chu\u1ea9n b\u1ecb <strong>ph\u01b0\u01a1ng \u00e1n gia c\u1ed1 d\u1ef1 ph\u00f2ng<\/strong> \u0111\u1ec3 ch\u1ee7 \u0111\u1ed9ng x\u1eed l\u00fd khi c\u1ea7n.<\/p>\n<hr \/>\n<h3>L\u01b0u \u00fd k\u1ef9 thu\u1eadt khi thi c\u00f4ng gia c\u1ed1 h\u1ed1 khoan<\/h3>\n<p>D\u00f9 ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p n\u00e0o, qu\u00e1 tr\u00ecnh gia c\u1ed1 c\u0169ng c\u1ea7n tu\u00e2n th\u1ee7 m\u1ed9t s\u1ed1 nguy\u00ean t\u1eafc:<\/p>\n<ul>\n<li><strong>\u0110\u1ea3m b\u1ea3o \u0111\u1ed3ng t\u00e2m<\/strong> gi\u1eefa \u1ed1ng v\u00e1ch v\u00e0 h\u1ed1 khoan \u2013 tr\u00e1nh l\u1ec7ch h\u01b0\u1edbng khi khoan s\u00e2u.<\/li>\n<li><strong>Ki\u1ec3m tra bentonite \u0111\u1ecbnh k\u1ef3<\/strong>: \u0111\u1ed9 nh\u1edbt, t\u1ef7 tr\u1ecdng, \u0111\u1ed9 pH \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3.<\/li>\n<li><strong>Kh\u00f4ng r\u00fat \u1ed1ng v\u00e1ch qu\u00e1 s\u1edbm<\/strong>, c\u1ea7n \u0111\u1ee3i khi b\u00ea t\u00f4ng l\u1ea5p \u0111\u1ea7y ho\u00e0n to\u00e0n \u0111\u1ec3 tr\u00e1nh s\u1eadp mi\u1ec7ng.<\/li>\n<li><strong>Ghi ch\u00e9p nh\u1eadt k\u00fd khoan<\/strong>: \u0111\u1ec3 ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 nghi\u1ec7m thu ch\u00ednh x\u00e1c.<\/li>\n<\/ul>\n<p>C\u00e1c \u0111\u01a1n v\u1ecb chuy\u00ean thi c\u00f4ng m\u00f3ng s\u00e2u th\u01b0\u1eddng c\u00f3 s\u1eb5n <strong>b\u1ed9 thi\u1ebft b\u1ecb khoan \u2013 b\u01a1m \u2013 bentonite \u0111\u1ed3ng b\u1ed9<\/strong>, gi\u00fap ki\u1ec3m so\u00e1t t\u1ed1t qu\u00e1 tr\u00ecnh gia c\u1ed1.<\/p>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"Ket_luan\"><\/span>K\u1ebft lu\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Gia c\u1ed1 h\u1ed1 khoan l\u00e0 <strong>b\u01b0\u1edbc quan tr\u1ecdng kh\u00f4ng th\u1ec3 b\u1ecf qua<\/strong> khi khoan s\u00e2u b\u1eb1ng m\u00e1y \u0111\u1eadp c\u00e1p, \u0111\u1eb7c bi\u1ec7t trong \u0111i\u1ec1u ki\u1ec7n \u0111\u1ecba ch\u1ea5t y\u1ebfu ho\u1eb7c c\u00f3 n\u01b0\u1edbc ng\u1ea7m.<\/li>\n<li>T\u00f9y t\u1eebng c\u00f4ng tr\u00ecnh c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng <strong>\u1ed1ng v\u00e1ch th\u00e9p, dung d\u1ecbch bentonite ho\u1eb7c k\u1ebft h\u1ee3p c\u00e1c gi\u1ea3i ph\u00e1p<\/strong> \u0111\u1ec3 gi\u1eef \u1ed5n \u0111\u1ecbnh h\u1ed1 khoan.<\/li>\n<li>C\u1ea7n kh\u1ea3o s\u00e1t k\u1ef9 \u0111\u1ecba ch\u1ea5t, d\u1ef1 ph\u00f2ng ph\u01b0\u01a1ng \u00e1n gia c\u1ed1 v\u00e0 thi c\u00f4ng \u0111\u00fang k\u1ef9 thu\u1eadt \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n \u2013 ch\u1ea5t l\u01b0\u1ee3ng \u2013 ti\u1ebfn \u0111\u1ed9.<\/li>\n<\/ul>\n<p>N\u1ebfu b\u1ea1n c\u1ea7n t\u01b0 v\u1ea5n ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p khoan ho\u1eb7c thi\u1ebft b\u1ecb ph\u00f9 h\u1ee3p cho c\u00f4ng tr\u00ecnh c\u1ee5 th\u1ec3, h\u00e3y li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i \u0111\u1ec3 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 nhanh ch\u00f3ng.<\/p>\n<p><strong>Li\u00ean h\u1ec7:<\/strong><\/p>\n<ul>\n<li>Hotline: 0988.601.755<\/li>\n<li>Kho b\u00e3i: Th\u00f4n Ph\u00f9 D\u1ef1c 1, x\u00e3 Ph\u00f9 \u0110\u1ed5ng, huy\u1ec7n Gia L\u00e2m, H\u00e0 N\u1ed9i<\/li>\n<li>Website: <a href=\"https:\/\/mayxaydunghanoi.com\/\">https:\/\/mayxaydunghanoi.com<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>T\u00ecm hi\u1ec3u vi\u1ec7c gia c\u1ed1 h\u1ed1 khoan khi khoan s\u00e2u b\u1eb1ng m\u00e1y \u0111\u1eadp c\u00e1p, t\u1eeb nguy c\u01a1 s\u1ea1t l\u1edf \u0111\u1ebfn gi\u1ea3i ph\u00e1p \u1ed1ng v\u00e1ch, bentonite v\u00e0 th\u00e9p \u1ed1ng. Khi s\u1eed d\u1ee5ng m\u00e1y khoan \u0111\u1eadp c\u00e1p \u0111\u1ec3 thi c\u00f4ng m\u00f3ng c\u1ecdc khoan nh\u1ed3i ho\u1eb7c x\u1eed l\u00fd n\u1ec1n m\u00f3ng s\u00e2u, nhi\u1ec1u k\u1ef9 s\u01b0 \u0111\u1eb7t c\u00e2u h\u1ecfi: c\u00f3 c\u1ea7n gia c\u1ed1 h\u1ed1 khoan hay kh\u00f4ng, v\u00e0 n\u1ebfu c\u1ea7n th\u00ec d\u00f9ng gi\u1ea3i ph\u00e1p n\u00e0o?&#8230;<\/p>\n","protected":false},"author":1,"featured_media":4749,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-5120","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.1 (Yoast SEO v26.6) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Khoan s\u00e2u b\u1eb1ng m\u00e1y \u0111\u1eadp c\u00e1p c\u00f3 c\u1ea7n gia c\u1ed1 h\u1ed1 khoan kh\u00f4ng? - Hanoi Vietnam Co., Ltd<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mayxaydunghanoi.com\/vi\/khoan-sau-bang-may-dap-cap-co-can-gia-co-ho-khoan-khong\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Khoan s\u00e2u b\u1eb1ng m\u00e1y \u0111\u1eadp c\u00e1p c\u00f3 c\u1ea7n gia c\u1ed1 h\u1ed1 khoan kh\u00f4ng?\" \/>\n<meta property=\"og:description\" content=\"T\u00ecm hi\u1ec3u vi\u1ec7c gia c\u1ed1 h\u1ed1 khoan khi khoan s\u00e2u b\u1eb1ng m\u00e1y \u0111\u1eadp c\u00e1p, t\u1eeb nguy c\u01a1 s\u1ea1t l\u1edf \u0111\u1ebfn gi\u1ea3i ph\u00e1p \u1ed1ng v\u00e1ch, bentonite v\u00e0 th\u00e9p \u1ed1ng. 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