{"id":66865,"date":"2026-09-02T08:00:26","date_gmt":"2026-09-01T23:00:26","guid":{"rendered":"https:\/\/norimen.net\/?p=66865"},"modified":"2026-08-31T19:37:55","modified_gmt":"2026-08-31T10:37:55","slug":"cac-bien-phap-ung-pho-voi-hien-tuong-cat-troi-do-song-bien-lam-dang-muc-nuoc-ngam","status":"publish","type":"post","link":"https:\/\/norimen.net\/vi\/anchor-sand-blowup-groundwater-countermeasures\/","title":{"rendered":"C\u00e1c bi\u1ec7n ph\u00e1p ch\u1ed1ng hi\u1ec7n t\u01b0\u1ee3ng c\u00e1t b\u1ecb th\u1ed5i l\u00ean do \u00e1p l\u1ef1c n\u01b0\u1edbc ng\u1ea7m trong c\u00f4ng ngh\u1ec7 neo n\u1ec1n | 4 \u0111i\u1ec3m c\u1ea7n l\u01b0u \u00fd \u0111\u1ec3 tr\u00e1nh th\u1ea5t b\u1ea1i khi khoan l\u1ed7 \u1ed1ng k\u00e9p"},"content":{"rendered":"<p>Xin ch\u00e0o m\u1ecdi ng\u01b0\u1eddi.<\/p>\n<p>\u0110\u00e2y l\u00e0 Enta.<\/p>\n<p>M\u1edbi \u0111\u00e2y, m\u1ed9t ng\u01b0\u1eddi b\u1ea1n l\u00e2u n\u0103m c\u1ee7a t\u00f4i \u0111\u00e3 qua \u0111\u1eddi.<\/p>\n<p>Ngh\u0129 nh\u01b0 v\u1eady, t\u1ed1t nh\u1ea5t l\u00e0 n\u00ean g\u1eb7p nh\u1eefng ng\u01b0\u1eddi th\u00e2n y\u00eau khi h\u1ecd c\u00f2n kh\u1ecfe m\u1ea1nh nh\u1ea5t c\u00f3 th\u1ec3.<\/p>\n<p>M\u1ecdi ng\u01b0\u1eddi c\u0169ng \u0111\u1eebng \u0111\u1ec3 ph\u1ea3i h\u1ed1i h\u1eadn nh\u00e9!<\/p>\n<hr \/>\n<p>Th\u00f4i, quay l\u1ea1i ch\u1ee7 \u0111\u1ec1 ch\u00ednh<\/p>\n<p>Tr\u01b0\u1edbc \u0111\u00e2y, t\u00f4i \u0111\u00e3 t\u1eebng vi\u1ebft m\u1ed9t lo\u1ea1t b\u00e0i g\u1ed3m 4 ph\u1ea7n, t\u1eeb ph\u1ea7n 1 \u0111\u1ebfn ph\u1ea7n 4, d\u01b0\u1edbi d\u1ea1ng nh\u1eadt k\u00fd c\u00f4ng tr\u01b0\u1eddng v\u1edbi ti\u00eau \u0111\u1ec1 \u201cC\u00e1c bi\u1ec7n ph\u00e1p ng\u0103n ch\u1eb7n hi\u1ec7n t\u01b0\u1ee3ng c\u00e1t b\u1ecb th\u1ed5i l\u00ean do \u00e1p l\u1ef1c n\u01b0\u1edbc ng\u1ea7m trong c\u00f4ng tr\u00ecnh neo c\u1ecdc\u201d.<\/p>\n<p>L\u1ea7n n\u00e0y, t\u00f4i \u0111\u00e3 t\u1ed5ng h\u1ee3p l\u1ea1i n\u1ed9i dung \u0111\u00f3 th\u00e0nh m\u1ed9t b\u00e0i vi\u1ebft duy nh\u1ea5t, t\u1eeb c\u00e1ch ti\u1ebfp c\u1eadn nguy\u00ean nh\u00e2n cho \u0111\u1ebfn nh\u1eefng sai l\u1ea7m \u0111\u00e3 m\u1eafc ph\u1ea3i trong th\u1ef1c t\u1ebf v\u00e0 c\u00e1c bi\u1ec7n ph\u00e1p kh\u1eafc ph\u1ee5c cu\u1ed1i c\u00f9ng, \u0111\u1ec3 \u0111\u1ed9c gi\u1ea3 c\u00f3 th\u1ec3 \u0111\u1ecdc li\u1ec1n m\u1ea1ch t\u1eeb \u0111\u1ea7u \u0111\u1ebfn cu\u1ed1i.<\/p>\n<h2>Ch\u00ednh x\u00e1c th\u00ec \u0111i\u1ec1u g\u00ec \u0111ang x\u1ea3y ra? | Hi\u1ec7n t\u01b0\u1ee3ng c\u00e1t \u201cb\u1eafn tung t\u00f3e\u201d khi khoan \u1ed1ng k\u00e9p<\/h2>\n<h3>T\u1ea1i sao l\u1ea1i ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p khoan \u1ed1ng k\u00e9p?<\/h3>\n<p>Trong qu\u00e1 tr\u00ecnh khoan l\u1ed7 cho c\u00f4ng tr\u00ecnh neo \u0111\u1ea5t, t\u1ea1i c\u00e1c l\u1edbp \u0111\u1ea5t c\u00e1t, \u0111\u1ea5t s\u1ecfi d\u1ec5 s\u1ea1t l\u1edf ho\u1eb7c c\u00e1c n\u1ec1n \u0111\u1ea5t c\u00f3 m\u1ef1c n\u01b0\u1edbc ng\u1ea7m cao, ng\u01b0\u1eddi ta th\u01b0\u1eddng s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p \u1ed1ng k\u00e9p, trong \u0111\u00f3 \u1ed1ng v\u1ecf ngo\u00e0i (outer) b\u1ea3o v\u1ec7 th\u00e0nh l\u1ed7 khoan, c\u00f2n thanh khoan b\u00ean trong (inner) th\u1ef1c hi\u1ec7n vi\u1ec7c khoan v\u00e0 th\u1ea3i \u0111\u1ea5t.<\/p>\n<p>Ngay c\u1ea3 tr\u00ean nh\u1eefng n\u1ec1n \u0111\u1ea5t m\u00e0 v\u1edbi ph\u01b0\u01a1ng ph\u00e1p \u1ed1ng \u0111\u01a1n, th\u00e0nh l\u1ed7 khoan kh\u00f4ng th\u1ec3 t\u1ef1 \u0111\u1ee9ng v\u1eefng v\u00e0 d\u1ec5 b\u1ecb s\u1ee5p \u0111\u1ed5, th\u00ec ph\u01b0\u01a1ng ph\u00e1p \u1ed1ng k\u00e9p v\u1eabn c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 th\u00e0nh l\u1ed7 khoan ngay trong qu\u00e1 tr\u00ecnh khoan; do \u0111\u00f3, \u0111\u00e2y \u0111\u01b0\u1ee3c coi l\u00e0 ph\u01b0\u01a1ng ph\u00e1p thi c\u00f4ng ti\u00eau chu\u1ea9n tr\u00ean c\u00e1c n\u1ec1n \u0111\u1ea5t d\u1ec5 s\u1ee5p \u0111\u1ed5.<\/p>\n<p>Nghe n\u00f3i c\u00e1ch \u0111\u00e2y r\u1ea5t l\u00e2u, khi c\u00f4ng ngh\u1ec7 neo \u0111\u1ea5t m\u1edbi du nh\u1eadp v\u00e0o Nh\u1eadt B\u1ea3n, ng\u01b0\u1eddi ta ch\u1ec9 s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p khoan l\u1ed7 \u0111\u01a1n \u0111\u1ec3 l\u1eafp \u0111\u1eb7t neo \u0111\u1ea5t, v\u00e0 vi\u1ec7c thi c\u00f4ng l\u00fac \u0111\u00f3 \u0111\u00e3 g\u1eb7p r\u1ea5t nhi\u1ec1u kh\u00f3 kh\u0103n.<\/p>\n<p>Tuy nhi\u00ean, ngay c\u1ea3 v\u1edbi ph\u01b0\u01a1ng ph\u00e1p \u1ed1ng k\u00e9p n\u00e0y, \u00e1p l\u1ef1c n\u01b0\u1edbc ng\u1ea7m v\u1eabn kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n, n\u00ean n\u1ebfu \u0111i\u1ec1u ki\u1ec7n kh\u00f4ng thu\u1eadn l\u1ee3i, hi\u1ec7n t\u01b0\u1ee3ng \u201cc\u00e1t phun l\u00ean\u201d nh\u01b0 \u0111\u00e3 \u0111\u1ec1 c\u1eadp trong b\u00e0i vi\u1ebft n\u00e0y s\u1ebd x\u1ea3y ra.<\/p>\n<p>Tr\u01b0\u1edbc ti\u00ean, t\u00f4i s\u1ebd tr\u00ecnh b\u00e0y xem hi\u1ec7n t\u01b0\u1ee3ng n\u00e0o \u0111\u00e3 x\u1ea3y ra.<\/p>\n<p>\u0110i\u1ec1u ki\u1ec7n t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng<\/p>\n<ul>\n<li>\u0110\u01b0\u1eddng k\u00ednh l\u1ed7 khoan: \u03c6135<\/li>\n<li>Chi\u1ec1u d\u00e0i t\u1ed5ng th\u1ec3: 15m<\/li>\n<li>M\u00e1y m\u00f3c: M\u00e1y \u0111\u1eadp b\u00e1nh x\u00edch (RPD3A-130C3A)<\/li>\n<li>Th\u00e0nh ph\u1ea7n \u0111\u1ea5t: s\u1ecfi c\u00e1t, c\u00e1t<\/li>\n<\/ul>\n<p>Khi ti\u1ebfn h\u00e0nh khoan nh\u01b0 b\u00ecnh th\u01b0\u1eddng, khi v\u01b0\u1ee3t qua m\u1ed1c 7m, hi\u1ec7n t\u01b0\u1ee3ng k\u1eb9t (hi\u1ec7n t\u01b0\u1ee3ng \u1ed1ng v\u1ecf khoan b\u1ecb si\u1ebft ch\u1eb7t v\u00e0 tr\u1edf n\u00ean n\u1eb7ng h\u01a1n) b\u1eaft \u0111\u1ea7u xu\u1ea5t hi\u1ec7n \u0111\u1ed9t ng\u1ed9t trong kho\u1ea3ng c\u00e1ch t\u1eeb 2m \u0111\u1ebfn 3m.<\/p>\n<p>N\u01b0\u1edbc khoan c\u0169ng tr\u00e0o l\u00ean \u0111\u1ebfn mi\u1ec7ng l\u1ed7, d\u00f9 ch\u1ec9 m\u1ed9t ch\u00fat.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/11\/2018-11-30-10.58.14-600x450.jpg\" alt=\"C\u00f4ng nh\u00e2n neo c\u1ecdc, c\u00e1t v\u00e0 s\u1ecfi s\u00f4ng\" \/><\/p>\n<p>Nguy\u00ean nh\u00e2n ch\u00ednh l\u00e0 do c\u00e1t v\u00e0 s\u1ecfi s\u00f4ng n\u00e0y.<\/p>\n<p>C\u00e1t s\u1ecfi s\u00f4ng n\u00e0y \u0111\u00e3 l\u1ea5p \u0111\u1ea7y khe h\u1edf gi\u1eefa v\u1ecf ngo\u00e0i v\u00e0 v\u1ecf trong, \u0111\u1ebfn n\u1ed7i kh\u00f4ng th\u1ec3 r\u00fat ra \u0111\u01b0\u1ee3c t\u1eeb ph\u00eda kh\u1edbp xoay n\u1eefa (c\u01b0\u1eddi)<\/p>\n<p>Khi v\u01b0\u1ee3t qua l\u1edbp n\u00e0y, s\u1ebd g\u1eb7p l\u1edbp c\u00e1t ho\u00e0n to\u00e0n; do \u00e1p su\u1ea5t b\u00ean trong cao n\u00ean c\u00e1t tr\u00e0n v\u00e0o \u1ed3 \u1ea1t cho \u0111\u1ebfn t\u1eadn \u1ed1ng l\u00f3t b\u00ean trong.<\/p>\n<p>Ngay c\u1ea3 trong kho\u1ea3ng th\u1eddi gian ng\u1eafn khi th\u1ef1c hi\u1ec7n vi\u1ec7c n\u1ed1i \u1ed1ng k\u00e9p, ch\u1ec9 c\u1ea7n l\u01a1 l\u00e0 m\u1ed9t ch\u00fat l\u00e0 c\u00e1t s\u1ebd l\u1ecdt v\u00e0o b\u00ean trong \u1ed1ng trong v\u00e0 g\u00e2y t\u1eafc ngh\u1ebdn.<\/p>\n<p>T\u1ea1i c\u00f4ng tr\u01b0\u1eddng \u0111\u00f3, ch\u00fang t\u00f4i \u0111\u00e3 l\u1eafp \u0111\u1eb7t 13 c\u1ecdc neo, nh\u01b0ng trong s\u1ed1 \u0111\u00f3 c\u00f3 kho\u1ea3ng 3 c\u1ecdc b\u1ecb c\u00e1t b\u00ean trong \u1ed1ng l\u00f3t k\u1eb9t l\u1ea1i, n\u00ean cu\u1ed1i c\u00f9ng ch\u00fang t\u00f4i \u0111\u00e0nh ph\u1ea3i k\u00e9o c\u1ea3 \u1ed1ng l\u00f3t l\u00ean \u0111\u1ec3 thu h\u1ed3i (th\u1eadt l\u00e0... \u00f4i tr\u1eddi \u01a1i w)<\/p>\n<p>V\u1ea5n \u0111\u1ec1 r\u1eafc r\u1ed1i b\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u00e2y: sau khi ho\u00e0n th\u00e0nh vi\u1ec7c khoan l\u1ed7 s\u00e2u 15m v\u00e0 \u0111\u01b0a que \u0111o v\u00e0o ki\u1ec3m tra, th\u00ec d\u00f9 \u0111\u00e3 tr\u1eeb \u0111i ph\u1ea7n chi\u1ec1u d\u00e0i c\u00f2n l\u1ea1i, chi\u1ec1u d\u00e0i l\u1ed7 khoan th\u1ef1c t\u1ebf ch\u1ec9 \u0111\u1ea1t kho\u1ea3ng 13m. M\u1eb7c d\u00f9 \u0111\u00e3 ti\u1ebfn h\u00e0nh l\u00e0m s\u1ea1ch b\u00ean trong l\u1ed7 khoan m\u1ed9t c\u00e1ch k\u1ef9 l\u01b0\u1ee1ng, c\u00e1t v\u1eabn b\u1ecb th\u1ed5i l\u00ean b\u00ean trong \u1ed1ng v\u1ecf.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/08\/5a4083866c86c52b8c18a23198b206d4-600x460.jpg\" alt=\"V\u1ec7 sinh b\u00ean trong v\u1ecf b\u1ecdc\" \/><\/p>\n<p>D\u00f9 \u0111\u00e3 l\u1eafp l\u1ea1i l\u1edbp l\u00f3t v\u00e0 \u0111\u00e0o l\u1ea1i, \u0111\u1ed3ng th\u1eddi v\u00ec lo l\u1eafng n\u00ean \u0111\u00e3 \u0111\u00e0o d\u01b0 (\u0111\u00e0o s\u00e2u h\u01a1n d\u1ef1 ki\u1ebfn) nhi\u1ec1u h\u01a1n b\u00ecnh th\u01b0\u1eddng r\u1ed3i c\u1eafm l\u1ea1i que \u0111o, nh\u01b0ng k\u1ebft qu\u1ea3 v\u1eabn l\u00e0 c\u00e1t b\u1ecb th\u1ed5i bay l\u00ean cao kho\u1ea3ng 1m.<\/p>\n<p>Vi\u1ec7c khoan qua l\u1edbp c\u00e1t th\u01b0\u1eddng d\u1ec5 bi\u1ebfn th\u00e0nh m\u1ed9t cu\u1ed9c chi\u1ebfn m\u00f2n m\u1ecfi v\u1ec1 tinh th\u1ea7n \u0111\u1ed1i v\u1edbi ph\u00eda ch\u00fang t\u00f4i (nh\u00f3m v\u1eadn h\u00e0nh) \u2013 nh\u1eefng ng\u01b0\u1eddi l\u00e0m c\u00f4ng vi\u1ec7c th\u1ea7m l\u1eb7ng n\u00e0y \u2013 \u0111\u00f3 ch\u00ednh l\u00e0 ph\u1ea7n v\u1ea5t v\u1ea3 nh\u1ea5t \u0111\u1ea5y www<\/p>\n<h2>X\u00e1c \u0111\u1ecbnh nguy\u00ean nh\u00e2n | Hi\u1ec7n t\u01b0\u1ee3ng c\u00e1t l\u00fan v\u00e0 hi\u1ec7n t\u01b0\u1ee3ng t\u1eafc ngh\u1ebdn do s\u1ecfi s\u00f4ng<\/h2>\n<p>T\u00f4i s\u1ebd th\u1eed gi\u1ea3i th\u00edch l\u00fd do t\u1ea1i sao c\u00e1t l\u1ea1i b\u1ecb th\u1ed5i b\u1ed1c l\u00ean trong l\u1ed7 khoan, kh\u00f4ng ch\u1ec9 d\u1ef1a tr\u00ean kinh nghi\u1ec7m th\u1ef1c t\u1ebf t\u1ea1i c\u00f4ng tr\u01b0\u1eddng m\u00e0 c\u00f2n d\u1ef1a tr\u00ean c\u00e1c nguy\u00ean l\u00fd c\u1ee7a k\u1ef9 thu\u1eadt n\u1ec1n \u0111\u1ea5t.<\/p>\n<p>Theo quan \u0111i\u1ec3m c\u01a1 b\u1ea3n trong s\u00e1ch gi\u00e1o khoa v\u1ec1 k\u1ef9 thu\u1eadt n\u1ec1n \u0111\u1ea5t, khi l\u1ef1c \u0111\u1ea9y n\u01b0\u1edbc ch\u1ea3y l\u00ean tr\u00ean (\u00e1p l\u1ef1c th\u1ea5m) trong \u0111\u1ea5t c\u00e1t c\u00f3 m\u1ef1c n\u01b0\u1edbc ng\u1ea7m cao v\u01b0\u1ee3t qu\u00e1 l\u1ef1c c\u1ea3n do tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang c\u1ee7a c\u00e1c h\u1ea1t \u0111\u1ea5t t\u1ea1o ra, c\u00e1c h\u1ea1t \u0111\u1ea5t s\u1ebd r\u01a1i v\u00e0o tr\u1ea1ng th\u00e1i nh\u01b0 \u0111ang n\u1ed5i trong n\u01b0\u1edbc, d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng c\u00e1t phun tr\u00e0o l\u00ean b\u1ec1 m\u1eb7t \u0111\u1ea5t ho\u1eb7c v\u00e0o b\u00ean trong l\u1ed7 khoan.<\/p>\n<p>Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u201chi\u1ec7n t\u01b0\u1ee3ng c\u00e1t l\u00fan\u201d ho\u1eb7c \u201cs\u00f4i c\u00e1t\u201d, c\u00f2n hi\u1ec7n t\u01b0\u1ee3ng x\u1ea3y ra d\u1ecdc theo c\u00e1c v\u00f9ng c\u00e1t y\u1ebfu th\u00ec \u0111\u01b0\u1ee3c g\u1ecdi ri\u00eang l\u00e0 \u201chi\u1ec7n t\u01b0\u1ee3ng \u1ed1ng d\u1eabn\u201d. (Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y x\u1ea3y ra b\u00ean trong \u1ed1ng v\u1ecf.)<\/p>\n<p>Trong tr\u01b0\u1eddng h\u1ee3p khoan \u1ed1ng k\u00e9p, s\u1ef1 ch\u00eanh l\u1ec7ch m\u1ef1c n\u01b0\u1edbc v\u00e0 \u00e1p su\u1ea5t gi\u1eefa b\u00ean trong v\u00e0 b\u00ean ngo\u00e0i \u1ed1ng v\u1ecf th\u01b0\u1eddng d\u1ec5 x\u1ea3y ra \u0111\u1ed3ng th\u1eddi v\u1edbi qu\u00e1 tr\u00ecnh khoan; \u0111\u1eb7c bi\u1ec7t l\u00e0 \u1edf c\u00e1c t\u1ea7ng c\u00e1t v\u00e0 t\u1ea7ng c\u00e1t s\u1ecfi c\u00f3 m\u1ef1c n\u01b0\u1edbc ng\u1ea7m cao, hi\u1ec7n t\u01b0\u1ee3ng t\u01b0\u01a1ng t\u1ef1 nh\u01b0 v\u1eady r\u1ea5t d\u1ec5 x\u1ea3y ra b\u00ean trong l\u1ed7 khoan.<\/p>\n<p>Nghe n\u00f3i ti\u00eau chu\u1ea9n \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh li\u1ec7u ch\u00eanh l\u1ec7ch m\u1ef1c n\u01b0\u1edbc n\u00e0y c\u00f3 v\u01b0\u1ee3t qu\u00e1 s\u1ee9c c\u1ea3n c\u1ee7a c\u00e1c h\u1ea1t \u0111\u1ea5t hay kh\u00f4ng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u201c\u0111\u1ed9 d\u1ed1c \u0111\u1ed9ng n\u01b0\u1edbc gi\u1edbi h\u1ea1n\u201d, nh\u01b0ng th\u00e0nh th\u1eadt m\u00e0 n\u00f3i, t\u00f4i ngh\u0129 h\u1ea7u nh\u01b0 kh\u00f4ng c\u00f3 th\u1ee3 n\u00e0o l\u1ea1i t\u00ednh to\u00e1n t\u1eebng tr\u01b0\u1eddng h\u1ee3p m\u1ed9t t\u1ea1i c\u00f4ng tr\u01b0\u1eddng trong khi \u0111ang khoan. Tr\u00ean th\u1ef1c t\u1ebf, bao g\u1ed3m c\u1ea3 c\u00f4ng ty ch\u00fang t\u00f4i, m\u1ecdi ng\u01b0\u1eddi \u0111\u1ec1u l\u00e0m vi\u1ec7c d\u1ef1a tr\u00ean kinh nghi\u1ec7m th\u1ef1c ti\u1ec5n r\u1eb1ng \u201cv\u1edbi \u0111\u1ed9 s\u00e2u v\u00e0 lo\u1ea1i \u0111\u1ea5t n\u00e0y th\u00ec n\u01b0\u1edbc s\u1ebd phun l\u00ean kho\u1ea3ng ch\u1eebng n\u00e0y\u201d. Tuy nhi\u00ean, theo quan \u0111i\u1ec3m c\u1ee7a t\u00f4i, n\u1ebfu hi\u1ec3u \u0111\u01b0\u1ee3c c\u01a1 s\u1edf l\u00fd thuy\u1ebft \u0111\u1eb1ng sau quy t\u1eafc kinh nghi\u1ec7m n\u00e0y, ch\u00fang ta s\u1ebd d\u1ec5 d\u00e0ng \u0111\u01b0a ra d\u1ef1 \u0111o\u00e1n h\u01a1n ngay c\u1ea3 khi g\u1eb7p ph\u1ea3i \u0111i\u1ec1u ki\u1ec7n c\u00f4ng tr\u01b0\u1eddng l\u1ea7n \u0111\u1ea7u ti\u00ean.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/12\/2018-11-30-10.58.20-600x450.jpg\" alt=\"T\u00ecnh tr\u1ea1ng l\u00e0m s\u1ea1ch b\u00ean trong l\u1ed7 khoan\" \/><\/p>\n<p>\u0110i\u1ec1u c\u00f2n r\u1eafc r\u1ed1i h\u01a1n n\u1eefa ch\u00ednh l\u00e0 s\u1ecfi s\u00f4ng. N\u1ebfu c\u00f3 l\u1eabn nh\u1eefng vi\u00ean s\u1ecfi c\u00f3 k\u00edch th\u01b0\u1edbc v\u1eeba kh\u00edt v\u00e0o khe h\u1edf gi\u1eefa l\u1edbp ngo\u00e0i v\u00e0 l\u1edbp trong nh\u01b0 t\u1ea1i c\u00f4ng tr\u01b0\u1eddng n\u00e0y, ch\u00fang s\u1ebd kh\u00f4ng th\u1ec3 tho\u00e1t ra kh\u1ecfi kh\u1edbp xoay m\u00e0 b\u1ecb k\u1eb9t l\u1ea1i, d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng k\u1eb9t d\u00e2y v\u00e0 n\u01b0\u1edbc phun l\u00ean x\u1ea3y ra \u0111\u1ed3ng lo\u1ea1t.<\/p>\n<p>K\u1ec3 t\u1eeb khi c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c ph\u1ea7n n\u00e0o th\u1eddi \u0111i\u1ec3m n\u01b0\u1edbc tr\u00e0n v\u00e0o, ch\u00fang t\u00f4i \u0111\u00e3 gi\u1ea3m thi\u1ec3u \u0111\u01b0\u1ee3c thi\u1ec7t h\u1ea1i b\u1eb1ng c\u00e1ch kh\u00f4ng b\u1ecf qua vi\u1ec7c v\u1ec7 sinh b\u00ean trong v\u1ecf b\u1ecdc, nh\u01b0ng \u00e1p l\u1ef1c n\u01b0\u1edbc ng\u1ea7m \u2013 nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5 c\u1ee7a v\u1ea5n \u0111\u1ec1 \u2013 th\u00ec kh\u00f4ng th\u1ec3 lo\u1ea1i b\u1ecf ch\u1ec9 b\u1eb1ng vi\u1ec7c v\u1ec7 sinh.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-66878\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2026\/08\/74f04e35c3fc94d775470004b20f0629.jpg\" alt=\"S\u01a1 \u0111\u1ed3 hi\u1ec7n t\u01b0\u1ee3ng c\u00e1t b\u1ecb th\u1ed5i bay do \u00e1p l\u1ef1c n\u01b0\u1edbc ng\u1ea7m\" width=\"600\" height=\"338\" \/><\/p>\n<h2>Hai sai l\u1ea7m m\u00e0 t\u00f4i \u0111\u00e3 m\u1eafc ph\u1ea3i | L\u1ef1a ch\u1ecdn m\u00e1y b\u01a1m kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi l\u01b0\u1ee3ng n\u01b0\u1edbc thi\u1ebfu h\u1ee5t v\u00e0 c\u00e1i b\u1eaby c\u1ee7a vi\u1ec7c \u0111\u00e0o th\u00eam h\u00e0o<\/h2>\n<p>Sau khi \u0111\u00e3 t\u00ecm ra nguy\u00ean nh\u00e2n, t\u00f4i s\u1ebd li\u1ec7t k\u00ea hai sai l\u1ea7m m\u00e0 b\u1ea3n th\u00e2n t\u00f4i \u0111\u00e3 m\u1eafc ph\u1ea3i.<\/p>\n<h3>Sai l\u1ea7m 1 | C\u00f4ng su\u1ea5t c\u1ee7a m\u00e1y b\u01a1m n\u01b0\u1edbc v\u00e0 m\u00e1y n\u00e9n kh\u00ed kh\u00f4ng \u0111\u1ee7<\/h3>\n<p>Ban \u0111\u1ea7u, t\u00f4i \u0111\u00e3 h\u01a1i coi th\u01b0\u1eddng n\u00ean \u0111\u00e3 mang theo chi\u1ebfc m\u00e1y b\u01a1m MG-5 c\u1ee7a c\u00f4ng ty Koken Kogyo.<\/p>\n<p>K\u1ebft qu\u1ea3 l\u00e0, l\u01b0\u1ee3ng n\u01b0\u1edbc ho\u00e0n to\u00e0n kh\u00f4ng \u0111\u1ee7 n\u00ean vi\u1ec7c x\u1ea3 ch\u1ea5t th\u1ea3i (m\u1ea1t khoan) kh\u00f4ng k\u1ecbp.<\/p>\n<p>Ch\u00fang t\u00f4i c\u0169ng \u0111\u00e3 chu\u1ea9n b\u1ecb m\u1ed9t m\u00e1y n\u00e9n kh\u00ed c\u00f4ng su\u1ea5t 50 m\u00e3 l\u1ef1c, nh\u01b0ng h\u00f3a ra m\u00e1y n\u00e0y c\u0169ng kh\u00f4ng \u0111\u1ee7 s\u1ee9c \u0111\u1ec3 b\u01a1m h\u1ebft ch\u1ea5t nh\u1ea7y l\u00ean.<\/p>\n<p>Do \u0111\u00f3, khi t\u00f4i n\u00e2ng c\u1ea5p t\u1eeb MG-5 l\u00ean MG-10, l\u01b0\u1ee3ng slime thu \u0111\u01b0\u1ee3c \u0111\u00e3 c\u1ea3i thi\u1ec7n r\u00f5 r\u1ec7t, v\u00e0 c\u00e1t s\u1ecfi t\u1eeb s\u00f4ng c\u0169ng \u0111\u01b0\u1ee3c th\u1ea3i ra ng\u00e0y c\u00e0ng nhi\u1ec1u.<\/p>\n<p>\u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 nh\u1edd l\u01b0\u1ee3ng n\u01b0\u1edbc t\u0103ng l\u00ean, gi\u1edd \u0111\u00e2y ch\u00fang ta c\u00f3 th\u1ec3 khoan l\u1ed7 trong khi \u0111\u1ea9y c\u00e1t \u0111i m\u1ed9t ph\u1ea7n n\u00e0o \u0111\u00f3.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/12\/Gold_close-600x459.png\" alt=\"T\u00ecnh h\u00ecnh khoan l\u1ed7\" \/><\/p>\n<p>Kh\u00e1c v\u1edbi n\u1ec1n \u0111\u1ea5t tr\u00ean n\u00fai, t\u1ea1i c\u00e1c c\u00f4ng tr\u01b0\u1eddng g\u1ea7n s\u00f4ng, c\u00e1c l\u1edbp c\u00e1t v\u00e0 l\u1edbp \u0111\u1ea5t s\u00e9t d\u1ebbo \u0111\u1eb7c bi\u1ec7t \u0111\u00f2i h\u1ecfi l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00e0 \u00e1p su\u1ea5t nh\u1ea5t \u0111\u1ecbnh.<\/p>\n<p>C\u00f3 l\u1ebd nh\u1eefng th\u1ee3 l\u00e0nh ngh\u1ec1 c\u00e0ng c\u00f3 kinh nghi\u1ec7m th\u00ec c\u00e0ng ghi nh\u1edb nh\u1eefng \u0111i\u1ec1u n\u00e0y m\u1ed9t c\u00e1ch t\u1ef1 nhi\u00ean b\u1eb1ng b\u1ea3n n\u0103ng, nh\u01b0ng vi\u1ec7c l\u1ef1a ch\u1ecdn m\u00e1y m\u00f3c nh\u01b0 th\u1ebf n\u00e0y th\u00ec kh\u00f4ng n\u00ean ch\u1ec9 d\u1eebng l\u1ea1i \u1edf nh\u1eefng quy t\u1eafc ng\u1ea7m, m\u00e0 t\u1ed1t h\u01a1n h\u1ebft l\u00e0 n\u00ean ghi ch\u00e9p r\u00f5 r\u00e0ng v\u00e0 l\u01b0u l\u1ea1i nh\u1ec9~ w<\/p>\n<p>\u0110\u1ed1i v\u1edbi \u0111\u01b0\u1eddng k\u00ednh l\u1ed7 khoan thu\u1ed9c lo\u1ea1i \u03c6135, t\u1ed1t nh\u1ea5t l\u00e0 n\u00ean chu\u1ea9n b\u1ecb s\u1eb5n m\u1ed9t chi\u1ebfc m\u00e1y b\u01a1m c\u00f3 c\u00f4ng su\u1ea5t cao h\u01a1n m\u1ed9t b\u1eadc ngay t\u1eeb \u0111\u1ea7u, nh\u01b0 v\u1eady s\u1ebd gi\u00fap gi\u1ea3m thi\u1ec3u vi\u1ec7c ph\u1ea3i l\u00e0m l\u1ea1i sau n\u00e0y.<\/p>\n<p>V\u00ec t\u1ed5n th\u1ea5t do ph\u1ea3i g\u1ecdi l\u1ea1i thi\u1ebft b\u1ecb sau khi \u0111\u1ebfn hi\u1ec7n tr\u01b0\u1eddng m\u1edbi ph\u00e1t hi\u1ec7n ra thi\u1ebfu dung l\u01b0\u1ee3ng s\u1ebd g\u00e2y thi\u1ec7t h\u1ea1i n\u1eb7ng n\u1ec1 h\u01a1n nhi\u1ec1u.<\/p>\n<p>\u201cC\u00e1i l\u1edbn bao tr\u00f9m c\u1ea3 c\u00e1i nh\u1ecf\u201d!<\/p>\n<h3>Sai l\u1ea7m 2 | Do \u0111\u00e0o h\u1ed1 qu\u00e1 s\u00e2u n\u00ean th\u00e2n c\u1ecdc \u0111\u00e3 l\u00fan xu\u1ed1ng 1m<\/h3>\n<p>Sau khi ho\u00e0n t\u1ea5t vi\u1ec7c khoan, khi \u0111\u01b0a thanh \u0111o v\u00e0o, c\u00f3 nh\u1eefng l\u00fac c\u00e1t tr\u00e0o l\u00ean cao kho\u1ea3ng 7m, khi\u1ebfn b\u00ean trong \u1ed1ng v\u1ecf b\u1ecb l\u1ea5p \u0111\u1ea7y c\u00e1t v\u00e0 thanh \u0111o kh\u00f4ng th\u1ec3 chui v\u00e0o \u0111\u01b0\u1ee3c.<\/p>\n<p>D\u00f9 \u0111\u00e3 \u0111\u1ea3m b\u1ea3o \u0111\u01b0\u1ee3c chi\u1ec1u d\u00e0i khoan c\u1ea7n thi\u1ebft, nh\u01b0ng n\u1ebfu c\u1ee9 \u0111\u1ec3 nh\u01b0 th\u1ebf n\u00e0y th\u00ec th\u00e2n neo s\u1ebd kh\u00f4ng l\u1ecdt v\u00e0o \u0111\u01b0\u1ee3c.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/12\/c7ea057a60326d225161f16e17993f6c-600x480.jpg\" alt=\"M\u1eb7t c\u1eaft l\u1ed7 khoan\" \/><\/p>\n<p>Do \u0111\u00f3, ch\u00fang t\u00f4i \u0111\u00e3 ti\u1ebfn h\u00e0nh l\u1ea5p \u0111\u1ea7y n\u01b0\u1edbc v\u00e0o b\u00ean trong v\u1ecf \u1ed1ng m\u00e0 kh\u00f4ng th\u00e1o \u1ed1ng l\u00f3t ra, \u0111\u1ed3ng th\u1eddi s\u1eed d\u1ee5ng m\u00e1y MG-10 \u0111\u1ec3 b\u01a1m n\u01b0\u1edbc v\u00e0o trong khi th\u1ef1c hi\u1ec7n c\u00e1c \u0111\u1ed9ng t\u00e1c quay v\u00e0 \u0111\u1eadp, l\u1eb7p \u0111i l\u1eb7p l\u1ea1i quy tr\u00ecnh n\u00e0y nh\u1eb1m \u0111\u1ea9y c\u00e1t b\u1ecb \u00e1p l\u1ef1c n\u01b0\u1edbc \u0111\u1ea9y l\u00ean ra ngo\u00e0i.<\/p>\n<p>N\u1ebfu l\u1eb7p l\u1ea1i thao t\u00e1c n\u00e0y v\u00e0i l\u1ea7n, l\u01b0\u1ee3ng c\u00e1t \u0111\u01b0\u1ee3c th\u1ea3i ra s\u1ebd gi\u1ea3m d\u1ea7n, nh\u01b0ng cu\u1ed1i c\u00f9ng v\u1eabn s\u1ebd c\u00f2n l\u1ea1i m\u1ed9t \u00edt.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/12\/d67c3a16ea78723db60482f74f33fc53-600x480.jpg\" alt=\"H\u00ecnh \u1ea3nh c\u00e1t b\u1ecb \u0111\u1ea9y l\u00ean b\u00ean trong v\u1ecf \u1ed1ng\" \/><\/p>\n<p>L\u00fac \u0111\u00f3, t\u00f4i \u0111\u00e3 khoan s\u00e2u h\u01a1n 1m so v\u1edbi k\u1ebf ho\u1ea1ch. \u0110\u00f3 ch\u00ednh l\u00e0 sai l\u1ea7m.<\/p>\n<p>Sau khi khoan s\u00e2u h\u01a1n 1m, c\u00e1t \u0111\u00e3 ng\u1eebng tr\u00e0n v\u00e0o ngay t\u1ea1i v\u1ecb tr\u00ed chi\u1ec1u d\u00e0i c\u1ed1 \u0111\u1ecbnh, n\u00ean t\u1eeb \u0111\u00f3 ch\u00fang t\u00f4i \u0111\u00e3 b\u01a1m v\u1eefa b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p thay th\u1ebf, v\u00e0 sau khi x\u00e1c nh\u1eadn v\u1eefa \u0111\u00e3 \u0111\u1ea7y \u0111\u1ebfn mi\u1ec7ng l\u1ed7, ch\u00fang t\u00f4i m\u1edbi ti\u1ebfn h\u00e0nh l\u1eafp \u0111\u1eb7t th\u00e2n neo.<\/p>\n<p>Tuy nhi\u00ean, th\u1eadt b\u1ea5t ng\u1edd l\u00e0 ph\u00f4ng ch\u1eef Anchor l\u1ea1i kh\u00f4ng hi\u1ec3n th\u1ecb \u0111\u01b0\u1ee3c.<\/p>\n<p>Trong qu\u00e1 tr\u00ecnh b\u01a1m thay th\u1ebf, d\u01b0\u1eddng nh\u01b0 \u0111\u00e3 x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng d\u00f2ng ch\u1ea3y ng\u01b0\u1ee3c b\u00ean trong l\u1ed7 khoan.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/12\/91ca6dcd72986971f9422191be39e197-600x480.jpg\" alt=\"C\u00f4ng vi\u1ec7c n\u00e9n c\u00e1t b\u00ean trong v\u1ecf \u1ed1ng\" \/><\/p>\n<p>Ch\u00fang t\u00f4i \u0111\u00e3 n\u1ed1i th\u00eam c\u00e1c \u0111o\u1ea1n \u1ed1ng v\u1ecf ng\u1eafn, v\u1eeba \u0111\u1eadp v\u1eeba l\u1eafc l\u00ean xu\u1ed1ng, v\u00e0 cu\u1ed1i c\u00f9ng \u0111\u00e3 thu h\u1ed3i \u0111\u01b0\u1ee3c \u1ed1ng v\u1ecf, nh\u01b0ng th\u00e2n neo \u0111\u00e3 l\u00fan s\u00e2u xu\u1ed1ng \u0111\u1ebfn m\u1ee9c v\u01b0\u1ee3t qu\u00e1 1m so v\u1edbi \u0111\u1ed9 s\u00e2u \u0111\u00e0o ban \u0111\u1ea7u.<\/p>\n<p>Nguy\u00ean nh\u00e2n c\u00f3 l\u1ebd l\u00e0 do \u00e1p l\u1ef1c c\u1ee7a v\u1eefa. C\u00f3 th\u1ec3 do \u00e1p l\u1ef1c b\u01a1m \u0111\u00e3 \u0111\u1ea9y c\u00e1t ra kh\u1ecfi ph\u1ea7n h\u1ed1 \u0111\u00e0o d\u01b0, khi\u1ebfn th\u00e2n neo l\u00fan xu\u1ed1ng t\u01b0\u01a1ng \u1ee9ng v\u1edbi l\u01b0\u1ee3ng c\u00e1t \u0111\u00f3.<\/p>\n<p>Do l\u1edbp c\u00e1t tho\u00e1t n\u01b0\u1edbc nhanh n\u00ean vi\u1ec7c k\u00e9o th\u00e2n neo l\u00ean sau khi n\u00f3 \u0111\u00e3 l\u00fan xu\u1ed1ng l\u00e0 g\u1ea7n nh\u01b0 kh\u00f4ng th\u1ec3.<\/p>\n<p>H\u01a1n n\u1eefa, v\u00ec \u0111\u00f3 l\u00e0 m\u00f3c neo t\u1ea1m th\u1eddi n\u00ean l\u1edbp v\u1ecf b\u1ecdc c\u1ee7a \u1ed1ng nh\u1ef1a r\u1ea5t m\u1ecfng, ch\u1ec9 c\u1ea7n qu\u1ea5n d\u00e2y th\u00e9p l\u1ea1i v\u00e0 k\u00e9o l\u00e0 n\u00f3 s\u1ebd b\u1ecb \u0111\u1ee9t ngay.<\/p>\n<p>Cu\u1ed1i c\u00f9ng, m\u1eb7c d\u00f9 c\u1ea7n c\u00f3 ph\u1ea7n d\u01b0 d\u00e0i 2m nh\u01b0ng ch\u1ec9 \u0111\u1ea3m b\u1ea3o \u0111\u01b0\u1ee3c 1m, n\u00ean ch\u00fang t\u00f4i \u0111\u00e3 th\u1ef1c hi\u1ec7n bi\u1ec7n ph\u00e1p k\u00e9o d\u00e0i ph\u1ea7n d\u01b0 n\u00e0y.<\/p>\n<p>D\u00f9 h\u01a1i phi\u1ec1n ph\u1ee9c, nh\u01b0ng \u0111\u00f3 l\u00e0 c\u00e1ch duy nh\u1ea5t.<\/p>\n<p><strong>Vi\u1ec7c \u0111\u00e0o s\u00e2u qu\u00e1 m\u1ee9c tr\u00ean \u0111\u1ea5t c\u00e1t n\u00ean \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u1edf m\u1ee9c v\u1eeba ph\u1ea3i<\/strong>\u0110\u00f3 ch\u00ednh l\u00e0 b\u00e0i h\u1ecdc qu\u00fd gi\u00e1 nh\u1ea5t m\u00e0 t\u00f4i r\u00fat ra \u0111\u01b0\u1ee3c t\u1eeb th\u1ea5t b\u1ea1i n\u00e0y (hehe)<\/p>\n<h2>Gi\u1ea3i ph\u00e1p hi\u1ec7n t\u1ea1i | Bi\u1ec7n ph\u00e1p b\u01a1m v\u1eefa tr\u01b0\u1edbc<\/h2>\n<p>D\u1ef1a tr\u00ean nh\u1eefng th\u1ea5t b\u1ea1i \u0111\u00e3 x\u1ea3y ra cho \u0111\u1ebfn nay, t\u00f4i s\u1ebd t\u1ed5ng h\u1ee3p c\u00e1c bi\u1ec7n ph\u00e1p m\u00e0 t\u00f4i \u0111ang \u00e1p d\u1ee5ng t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng v\u00e0o th\u1eddi \u0111i\u1ec3m hi\u1ec7n t\u1ea1i.<\/p>\n<table>\n<thead>\n<tr>\n<th>C\u00e1c bi\u1ec7n ph\u00e1p \u0111\u1ed1i ph\u00f3<\/th>\n<th>N\u1ed9i dung<\/th>\n<th>M\u1ee5c ti\u00eau<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>1. T\u0103ng l\u01b0\u1ee3ng n\u01b0\u1edbc<\/td>\n<td>Thay th\u1ebf m\u00e1y b\u01a1m b\u1eb1ng lo\u1ea1i c\u00f3 c\u00f4ng su\u1ea5t l\u1edbn h\u01a1n m\u1ed9t c\u1ea5p (v\u00ed d\u1ee5: t\u1eeb MG-5 sang MG-10, v.v.)<\/td>\n<td>\u0110\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng x\u1ea3 slime v\u00e0 c\u00e1t<\/td>\n<\/tr>\n<tr>\n<td>2. T\u0103ng c\u00f4ng su\u1ea5t m\u00e1y n\u00e9n kh\u00ed<\/td>\n<td>Trong ph\u00e2n kh\u00fac 50 m\u00e3 l\u1ef1c, xe th\u01b0\u1eddng d\u1ec5 b\u1ecb thi\u1ebfu s\u1ee9c m\u1ea1nh khi ch\u1ea1y tr\u00ean l\u1edbp c\u00e1t<\/td>\n<td>S\u1eed d\u1ee5ng k\u1ebft h\u1ee3p v\u1edbi n\u01b0\u1edbc khoan \u0111\u1ec3 \u1ed5n \u0111\u1ecbnh qu\u00e1 tr\u00ecnh x\u1ea3 th\u1ea3i<\/td>\n<\/tr>\n<tr>\n<td>3. \u0110\u1eebng qu\u00e1 \u0111\u00e0 v\u1edbi vi\u1ec7c \u0111\u00e0o h\u1ed1<\/td>\n<td>Kh\u00f4ng \u0111\u00e0o h\u1ed1 qu\u00e1 s\u00e2u<\/td>\n<td>Ng\u0103n ch\u1eb7n hi\u1ec7n t\u01b0\u1ee3ng l\u00fan c\u1ee7a th\u00e2n neo b\u1eb1ng c\u00e1ch b\u01a1m v\u1eefa d\u01b0\u1edbi \u00e1p l\u1ef1c<\/td>\n<\/tr>\n<tr>\n<td>4. Ch\u1edd cho \u0111\u1ebfn khi c\u00e1t \u1ed5n \u0111\u1ecbnh<\/td>\n<td>L\u1eb7p l\u1ea1i c\u00e1c b\u01b0\u1edbc l\u00e0m s\u1ea1ch v\u00e0 x\u1ea3 n\u01b0\u1edbc m\u1ed9t c\u00e1ch t\u1eeb t\u1ed1n<\/td>\n<td>Ch\u1edd cho l\u01b0\u1ee3ng h\u01a1i b\u1ed1c l\u00ean gi\u1ea3m b\u1edbt<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>V\u00e0 c\u00f2n m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p n\u1eefa m\u00e0 t\u00f4i \u0111\u00e3 th\u1ef1c s\u1ef1 \u00e1p d\u1ee5ng v\u00e0 th\u1ea5y hi\u1ec7u qu\u1ea3, \u0111\u00f3 l\u00e0 \u201cb\u01a1m v\u1eefa tr\u01b0\u1edbc\u201d.<\/p>\n<p>Th\u00f4ng th\u01b0\u1eddng, sau khi ho\u00e0n th\u00e0nh vi\u1ec7c khoan \u1ed1ng k\u00e9p, ng\u01b0\u1eddi ta s\u1ebd thu h\u1ed3i \u1ed1ng l\u00f3t b\u00ean trong r\u1ed3i m\u1edbi l\u1eafp \u0111\u1eb7t th\u00e2n neo; tuy nhi\u00ean, t\u1ea1i nh\u1eefng c\u00f4ng tr\u01b0\u1eddng c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng c\u00e1t b\u1eafn l\u00ean qu\u00e1 m\u1ea1nh, ch\u00fang t\u00f4i \u0111\u00e3 thay \u0111\u1ed5i quy tr\u00ecnh th\u00e0nh vi\u1ec7c b\u01a1m v\u1eefa t\u1eeb \u0111\u1ea7u \u1ed1ng l\u00f3t b\u00ean trong tr\u01b0\u1edbc, sau \u0111\u00f3 m\u1edbi thu h\u1ed3i \u1ed1ng l\u00f3t n\u00e0y.<\/p>\n<p>H\u00ecnh dung nh\u01b0 l\u00e0 tr\u01b0\u1edbc ti\u00ean d\u00f9ng v\u1eefa \u0111\u1ec3 b\u1ecbt k\u00edn b\u00ean trong \u1ed1ng v\u1ecf v\u1eady.<\/p>\n<p>Tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang tr\u00ean \u0111\u01a1n v\u1ecb th\u1ec3 t\u00edch c\u1ee7a v\u1eefa xi m\u0103ng th\u00f4ng th\u01b0\u1eddng thay \u0111\u1ed5i t\u00f9y theo t\u1ef7 l\u1ec7 n\u01b0\u1edbc\/xi m\u0103ng, nh\u01b0ng nh\u00ecn chung v\u00e0o kho\u1ea3ng 1,8 so v\u1edbi t\u1ef7 tr\u1ecdng c\u1ee7a n\u01b0\u1edbc l\u00e0 1,0.<\/p>\n<p>V\u00ec n\u00f3 ch\u1eafc ch\u1eafn n\u1eb7ng h\u01a1n n\u01b0\u1edbc, n\u00ean trong \u0111i\u1ec1u ki\u1ec7n \u00e1p su\u1ea5t n\u01b0\u1edbc ng\u1ea7m kh\u00f4ng qu\u00e1 m\u1ea1nh, n\u00f3 s\u1ebd kh\u00f3 b\u1ecb \u0111\u1ea9y l\u00ean tr\u00ean.<\/p>\n<p>Tuy nhi\u00ean, n\u1ebfu m\u1ef1c n\u01b0\u1edbc qu\u00e1 cao ho\u1eb7c \u00e1p l\u1ef1c n\u01b0\u1edbc qu\u00e1 m\u1ea1nh, th\u00ec c\u00f3 th\u1ec3 c\u1ea3 v\u1eefa c\u0169ng b\u1ecb \u0111\u1ea9y ng\u01b0\u1ee3c tr\u1edf l\u1ea1i, n\u00ean ph\u01b0\u01a1ng ph\u00e1p n\u00e0y kh\u00f4ng ph\u1ea3i l\u00e0 gi\u1ea3i ph\u00e1p to\u00e0n di\u1ec7n \u0111\u00e2u (c\u01b0\u1eddi)<\/p>\n<p>Trong tr\u01b0\u1eddng h\u1ee3p \u0111\u00f3, h\u00e3y th\u1eed m\u1ed9t c\u00e1ch kh\u00e1c.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/12\/b352ebc547d412726c780c61d9bdd509-600x450.jpg\" alt=\"\u00c1p l\u1ef1c do tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang c\u1ee7a v\u1eefa\" \/><\/p>\n<p>Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y c\u0169ng c\u00f3 nh\u1eefng nh\u01b0\u1ee3c \u0111i\u1ec3m.<\/p>\n<ul>\n<li>Do ph\u1ea3i c\u1eafm tr\u1ef1c ti\u1ebfp th\u00e2n neo v\u00e0o v\u1eefa (c\u00f2n g\u1ecdi l\u00e0 ph\u01b0\u01a1ng ph\u00e1p nh\u00fang tr\u1ef1c ti\u1ebfp), n\u00ean l\u1ef1c c\u1ea3n l\u1edbn khi\u1ebfn vi\u1ec7c c\u1eafm neo tr\u1edf n\u00ean kh\u00f3 kh\u0103n<\/li>\n<li>V\u00ec v\u1eefa l\u1ea5p \u0111\u1ea7y to\u00e0n b\u1ed9, t\u1eeb v\u1ecf trong cho \u0111\u1ebfn \u0111\u01b0\u1eddng \u1ed1ng c\u1ea5p n\u01b0\u1edbc c\u1ee7a m\u00e1y, n\u00ean vi\u1ec7c v\u1ec7 sinh r\u1ea5t t\u1ed1n c\u00f4ng<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-66879\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2026\/08\/3f48202f965743fdd06f9a6ba0bf5875.jpg\" alt=\"Quy tr\u00ecnh b\u01a1m v\u1eefa v\u00e0o l\u1ed7 khoan\" width=\"600\" height=\"338\" \/><\/p>\n<p>V\u00ec v\u1eefa nhanh ch\u00f3ng h\u00fat n\u01b0\u1edbc kh\u1ecfi c\u00e1t n\u00ean b\u1ec1 m\u1eb7t sau khi b\u01a1m s\u1ebd \u0111\u00f4ng c\u1ee9ng l\u1ea1i. \u0110i\u1ec1u n\u00e0y c\u0169ng c\u00f3 ngh\u0129a l\u00e0 \u00e1p l\u1ef1c t\u00e1c \u0111\u1ed9ng l\u00ean c\u00e1t s\u1ebd ph\u00e1t huy hi\u1ec7u qu\u1ea3 d\u1ec5 d\u00e0ng, do \u0111\u00f3 c\u00f3 th\u1ec3 thi c\u00f4ng b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p n\u00e0y m\u00e0 v\u1eabn \u0111\u1ea3m b\u1ea3o \u0111\u01b0\u1ee3c \u0111\u1ed9 b\u00e1m d\u00ednh \u0111\u1ea7y \u0111\u1ee7.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2018\/01\/59b0dc0ad9962c641d024f4f6ab3bf07.jpg\" alt=\"Ki\u1ec3m tra hi\u1ec7n t\u01b0\u1ee3ng tr\u00e0n c\u1ee7a v\u1eefa neo\" \/><\/p>\n<p>Ngo\u00e0i ra, tr\u00ean th\u1ef1c t\u1ebf c\u0169ng c\u00f3 nh\u1eefng c\u00f4ng tr\u01b0\u1eddng m\u00e0 \u00e1p l\u1ef1c n\u01b0\u1edbc r\u1ea5t cao \u0111\u1ebfn m\u1ee9c khi\u1ebfn v\u1eefa b\u1ecb \u0111\u1ea9y ra ngo\u00e0i.<\/p>\n<p>T\u00f4i c\u0169ng \u0111\u00e3 t\u1eebng tr\u1ea3i qua m\u1ed9t l\u1ea7n duy nh\u1ea5t trong qu\u00e1 kh\u1ee9, v\u00e0 l\u00fac \u0111\u00f3 t\u00f4i c\u0169ng \u0111\u00e3 r\u1ea5t lo l\u1eafng. C\u00e1ch x\u1eed l\u00fd trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y s\u1ebd ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c \u0111i\u1ec1u ki\u1ec7n c\u1ee5 th\u1ec3, n\u00ean n\u1ebfu c\u00f3 c\u01a1 h\u1ed9i, t\u00f4i s\u1ebd vi\u1ebft l\u1ea1i trong m\u1ed9t b\u00e0i vi\u1ebft kh\u00e1c.<\/p>\n<p>&nbsp;<\/p>\n<p>T\u00f4i cho r\u1eb1ng hi\u1ec7n t\u01b0\u1ee3ng c\u00e1t b\u1eafn l\u00ean kh\u00f4ng ph\u1ea3i l\u00e0 v\u1ea5n \u0111\u1ec1 c\u00f3 th\u1ec3 gi\u1ea3i quy\u1ebft ch\u1ec9 b\u1eb1ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a m\u00e1y m\u00f3c hay quy tr\u00ecnh v\u1eadn h\u00e0nh, m\u00e0 l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 kh\u00e1 phi\u1ec1n ph\u1ee9c v\u00e0 kh\u00f4ng d\u1ec5 \u0111\u1ed1i ph\u00f3.<\/p>\n<p>L\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc, m\u00e1y n\u00e9n kh\u00ed, h\u1ed1 \u0111\u00e0o d\u1ef1 ph\u00f2ng v\u00e0 c\u00e1ch b\u01a1m v\u1eefa \u2013 k\u1ebft h\u1ee3p b\u1ed1n y\u1ebfu t\u1ed1 n\u00e0y sao cho ph\u00f9 h\u1ee3p v\u1edbi \u0111i\u1ec1u ki\u1ec7n n\u1ec1n \u0111\u1ea5t l\u00e0 c\u00e2u tr\u1ea3 l\u1eddi m\u00e0 t\u00f4i \u0111\u00e3 t\u00ecm ra t\u1ea1i c\u00f4ng tr\u01b0\u1eddng cho \u0111\u1ebfn th\u1eddi \u0111i\u1ec3m hi\u1ec7n t\u1ea1i.<\/p>\n<p>T\u00f4i c\u0169ng kh\u00f4ng d\u00e1m n\u00f3i r\u1eb1ng ch\u00fang t\u00f4i lu\u00f4n l\u00e0m \u0111\u01b0\u1ee3c m\u1ecdi vi\u1ec7c m\u1ed9t c\u00e1ch ho\u00e0n h\u1ea3o. Th\u1eadm ch\u00ed, gi\u1ed1ng nh\u01b0 tr\u01b0\u1eddng h\u1ee3p th\u1ea5t b\u1ea1i m\u00e0 t\u00f4i v\u1eeba \u0111\u1ec1 c\u1eadp, ch\u00fang t\u00f4i c\u00f2n th\u01b0\u1eddng xuy\u00ean ph\u1ea3i tr\u1ea3 gi\u00e1 \u0111\u1eaft khi g\u1eb7p ph\u1ea3i nh\u1eefng t\u00ecnh hu\u1ed1ng t\u1eafc ngh\u1ebdn m\u1edbi x\u1ea3y ra t\u1ea1i t\u1eebng c\u00f4ng tr\u01b0\u1eddng.<\/p>\n<p>D\u00f9 v\u1eady, t\u00f4i v\u1eabn cho r\u1eb1ng vi\u1ec7c di\u1ec5n \u0111\u1ea1t b\u1eb1ng l\u1eddi v\u00e0 ghi ch\u00e9p l\u1ea1i nh\u1eefng sai l\u1ea7m m\u1ed7i khi ch\u00fang x\u1ea3y ra s\u1ebd tr\u1edf th\u00e0nh c\u01a1 s\u1edf \u0111\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh trong c\u00e1c t\u00ecnh hu\u1ed1ng th\u1ef1c t\u1ebf ti\u1ebfp theo.<\/p>\n<p>&nbsp;<\/p>\n<p>H\u1eb9n g\u1eb7p l\u1ea1i nh\u00e9.<\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"ZkK9jBNbbc\"><p><a href=\"https:\/\/norimen.net\/vi\/phuong-phap-bom-be-tong-vao-ong-bao-ve-kep-cho-cot-thep\/\">Xem x\u00e9t vi\u1ec7c \u0111\u1ed5 b\u00ea t\u00f4ng c\u00f9ng l\u00fac cho c\u1ea3 hai l\u1ed7 khoan trong \u1ed1ng k\u00e9p hay ch\u1ec9 \u0111\u1ed5 cho m\u1ed9t \u1ed1ng trong c\u00f4ng \u0111o\u1ea1n l\u1eafp c\u1ed1t th\u00e9p<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u201cXem x\u00e9t n\u00ean \u0111\u1ed5 b\u00ea t\u00f4ng c\u00f9ng l\u00fac cho c\u1ea3 hai l\u1ed7 khoan tr\u00ean \u1ed1ng k\u00e9p hay ch\u1ec9 \u0111\u1ed5 cho m\u1ed9t \u1ed1ng trong c\u00f4ng \u0111o\u1ea1n c\u1eafm c\u1ed1t th\u00e9p\u201d \u2014 L\u1edbp h\u1ecdc Qu\u1ea3n l\u00fd M\u1eb7t d\u1ed1c c\u1ee7a Shin-Ent\" src=\"https:\/\/norimen.net\/rebar-double-casing-injection-method\/embed\/#?secret=VUmPJg8I0C#?secret=ZkK9jBNbbc\" data-secret=\"ZkK9jBNbbc\" 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. M\u1edbi \u0111\u00e2y, m\u1ed9t ng\u01b0\u1eddi b\u1ea1n th\u00e2n t\u1eeb l\u00e2u \u0111\u00e3 qua \u0111\u1eddi. Ngh\u0129 \u0111\u1ebfn \u0111i\u1ec1u n\u00e0y, t\u00f4i th\u1ea5y r\u1eb1ng t\u1ed1t nh\u1ea5t l\u00e0 n\u00ean g\u1eb7p g\u1ee1 nh\u1eefng ng\u01b0\u1eddi th\u00e2n y\u00eau khi h\u1ecd c\u00f2n kh\u1ecfe m\u1ea1nh. M\u1ecdi ng\u01b0\u1eddi c\u0169ng \u0111\u1eebng \u0111\u1ec3 ph\u1ea3i h\u1ed1i ti\u1ebfc nh\u00e9! Th\u00f4i, quay l\u1ea1i ch\u1ee7 \u0111\u1ec1 ch\u00ednh. Tr\u01b0\u1edbc \u0111\u00e2y, trong b\u00e0i vi\u1ebft \u201cC\u00e1c bi\u1ec7n ph\u00e1p ch\u1ed1ng hi\u1ec7n t\u01b0\u1ee3ng c\u00e1t phun l\u00ean do \u00e1p l\u1ef1c n\u01b0\u1edbc ng\u1ea7m trong c\u00f4ng tr\u00ecnh neo\u201d\u2026<\/p>","protected":false},"author":2,"featured_media":66880,"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":[28],"tags":[58,272,14511,14512],"class_list":["post-66865","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ground-anchor","tag-58","tag-272","tag-14511","tag-14512"],"acf":[],"yoast_head":"<!-- This site is optimized with the 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