{"id":5298,"date":"2025-07-29T09:00:54","date_gmt":"2025-07-29T02:00:54","guid":{"rendered":"https:\/\/mayxaydunghanoi.com\/?p=5298"},"modified":"2025-12-13T03:17:57","modified_gmt":"2025-12-12T20:17:57","slug":"luu-y-khi-van-hanh-dan-khoan-dap-o-khu-vuc-co-nuoc-ngam-cao","status":"publish","type":"post","link":"https:\/\/mayxaydunghanoi.com\/vi\/luu-y-khi-van-hanh-dan-khoan-dap-o-khu-vuc-co-nuoc-ngam-cao\/","title":{"rendered":"L\u01b0u \u00fd khi v\u1eadn h\u00e0nh d\u00e0n khoan \u0111\u1eadp \u1edf khu v\u1ef1c c\u00f3 n\u01b0\u1edbc ng\u1ea7m cao"},"content":{"rendered":"

V\u1eadn h\u00e0nh m\u00e1y khoan \u0111\u1eadp trong v\u00f9ng c\u00f3 n\u01b0\u1edbc ng\u1ea7m cao c\u1ea7n ki\u1ec3m so\u00e1t k\u1ef9 \u0111\u1ecba ch\u1ea5t, ch\u1ed1ng s\u1eadp th\u00e0nh h\u1ed1 v\u00e0 b\u1ea3o v\u1ec7 thi\u1ebft b\u1ecb kh\u1ecfi \u0103n m\u00f2n.<\/h2>\n

V\u00f9ng c\u00f3 m\u1ef1c n\u01b0\u1edbc ng\u1ea7m cao l\u00e0 m\u1ed9t trong nh\u1eefng m\u00f4i tr\u01b0\u1eddng ph\u1ee9c t\u1ea1p nh\u1ea5t khi thi c\u00f4ng b\u1eb1ng d\u00e0n khoan \u0111\u1eadp. N\u1ebfu kh\u00f4ng ki\u1ec3m so\u00e1t t\u1ed1t, n\u01b0\u1edbc s\u1ebd x\u00e2m nh\u1eadp v\u00e0o h\u1ed1 khoan, g\u00e2y m\u1ea5t \u1ed5n \u0111\u1ecbnh, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng thi c\u00f4ng v\u00e0 tu\u1ed5i th\u1ecd m\u00e1y. \u0110\u00e2y l\u00e0 b\u00e0i to\u00e1n quen thu\u1ed9c t\u1ea1i c\u00e1c c\u00f4ng tr\u00ecnh g\u1ea7n s\u00f4ng, v\u00f9ng tr\u0169ng th\u1ea5p ho\u1eb7c n\u1ec1n \u0111\u1ea5t y\u1ebfu.<\/p>\n

Trong b\u00e0i vi\u1ebft n\u00e0y, Hanoi Vietnam s\u1ebd ph\u00e2n t\u00edch s\u00e2u c\u00e1c kh\u00eda c\u1ea1nh k\u1ef9 thu\u1eadt, c\u00f4ng n\u0103ng th\u1ef1c t\u1ebf, chi ph\u00ed v\u1eadn h\u00e0nh v\u00e0 so s\u00e1nh v\u1edbi c\u00e1c d\u00f2ng m\u00e1y x\u00fac l\u1eadt kh\u00e1c, t\u1eeb \u0111\u00f3 gi\u00fap k\u1ef9 s\u01b0 v\u00e0 ch\u1ee7 \u0111\u1ea7u t\u01b0 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh \u0111\u00fang \u0111\u1eafn.<\/p>\n

T\u1eeb nh\u1eadn di\u1ec7n r\u1ee7i ro \u0111\u1ecba ch\u1ea5t \u0111\u1ebfn gi\u1ea3i ph\u00e1p ki\u1ec3m so\u00e1t n\u01b0\u1edbc ng\u1ea7m v\u00e0 kinh nghi\u1ec7m v\u1eadn h\u00e0nh thi\u1ebft b\u1ecb, b\u00e0i vi\u1ebft sau s\u1ebd l\u00e0 c\u1ea9m nang h\u1eefu \u00edch cho c\u00e1c nh\u00e0 th\u1ea7u thi c\u00f4ng n\u1ec1n m\u00f3ng chuy\u00ean s\u00e2u.<\/p>\n

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\u1ea2nh h\u01b0\u1edfng c\u1ee7a n\u01b0\u1edbc ng\u1ea7m cao \u0111\u1ebfn hi\u1ec7u qu\u1ea3 v\u1eadn h\u00e0nh d\u00e0n khoan \u0111\u1eadp<\/h3>\n

M\u1ef1c n\u01b0\u1edbc ng\u1ea7m cao g\u00e2y ra h\u00e0ng lo\u1ea1t th\u00e1ch th\u1ee9c k\u1ef9 thu\u1eadt khi thi c\u00f4ng b\u1eb1ng d\u00e0n khoan \u0111\u1eadp. \u0110\u1ea7u ti\u00ean l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng m\u1ea5t \u1ed5n \u0111\u1ecbnh th\u00e0nh h\u1ed1<\/strong>, do n\u01b0\u1edbc ng\u1ea7m l\u00e0m lo\u00e3ng b\u00f9n khoan v\u00e0 cu\u1ed1n tr\u00f4i v\u1eadt li\u1ec7u xung quanh m\u0169i \u0111\u1eadp.<\/p>\n

N\u01b0\u1edbc ng\u1ea7m c\u0169ng khi\u1ebfn h\u1ed1 khoan b\u1ecb gi\u00e3n n\u1edf qu\u00e1 m\u1ee9c, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u01b0\u1eddng k\u00ednh c\u1ecdc. V\u1edbi c\u00e1c d\u00e0n khoan \u0111\u1eadp c\u00e1p, h\u1ec7 th\u1ed1ng c\u00e1p, tang cu\u1ed1n v\u00e0 b\u00faa r\u1ea5t d\u1ec5 b\u1ecb \u0103n m\u00f2n, k\u1eb9t c\u01a1 kh\u00ed<\/strong> n\u1ebfu ph\u1ea3i l\u00e0m vi\u1ec7c li\u00ean t\u1ee5c trong m\u00f4i tr\u01b0\u1eddng \u1ea9m \u01b0\u1edbt ho\u1eb7c n\u01b0\u1edbc ng\u1eadp h\u1ed1 khoan.<\/p>\n

Kh\u00f4ng nh\u1eefng v\u1eady, \u00e1p l\u1ef1c th\u1ee7y t\u0129nh t\u1eeb n\u01b0\u1edbc ng\u1ea7m c\u00f3 th\u1ec3 g\u00e2y hi\u1ec7n t\u01b0\u1ee3ng ph\u00f9 \u0111\u00e1y<\/strong>, l\u00e0m b\u1eadt h\u1ed1 khoan ho\u1eb7c \u0111\u1ea9y l\u1edbp \u0111\u1ea5t y\u1ebfu tr\u1ed3i l\u00ean, \u0111\u1eb7c bi\u1ec7t t\u1ea1i c\u00e1c t\u1ea7ng s\u00e9t m\u1ec1m d\u01b0\u1edbi m\u1ef1c n\u01b0\u1edbc.<\/p>\n

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Gi\u1ea3i ph\u00e1p ki\u1ec3m so\u00e1t n\u01b0\u1edbc ng\u1ea7m khi v\u1eadn h\u00e0nh d\u00e0n khoan \u0111\u1eadp<\/h3>\n

\u0110\u1ec3 kh\u1eafc ph\u1ee5c hi\u1ec7u qu\u1ea3 c\u00e1c \u1ea3nh h\u01b0\u1edfng ti\u00eau c\u1ef1c c\u1ee7a n\u01b0\u1edbc ng\u1ea7m, k\u1ef9 s\u01b0 thi c\u00f4ng c\u1ea7n tri\u1ec3n khai \u0111\u1ed3ng b\u1ed9 c\u00e1c bi\u1ec7n ph\u00e1p k\u1ef9 thu\u1eadt sau:<\/p>\n

    \n
  • \u0110\u00f3ng \u1ed1ng v\u00e1ch th\u00e9p<\/strong> quanh mi\u1ec7ng h\u1ed1 khoan, s\u00e2u t\u1ed1i thi\u1ec3u 1\u20131,5m d\u01b0\u1edbi m\u1ef1c n\u01b0\u1edbc ng\u1ea7m. \u1ed0ng v\u00e1ch gi\u00fap c\u1ed1 \u0111\u1ecbnh th\u00e0nh h\u1ed1, ch\u1ed1ng s\u1eadp l\u1edf v\u00e0 gi\u1eef \u0111\u1ecbnh h\u00ecnh \u0111\u01b0\u1eddng k\u00ednh khoan.<\/li>\n
  • Khoan gi\u1ebfng h\u1ea1 th\u1ee7y c\u1ea5p t\u1ea1m th\u1eddi<\/strong>, l\u1eafp b\u01a1m ch\u00ecm \u0111\u1ec3 h\u1ea1 m\u1ef1c n\u01b0\u1edbc ng\u1ea7m trong ph\u1ea1m vi c\u00f4ng tr\u00ecnh. N\u00ean v\u1eadn h\u00e0nh b\u01a1m tr\u01b0\u1edbc khi khoan t\u1ed1i thi\u1ec3u 4\u20136 gi\u1edd.<\/li>\n
  • B\u01a1m dung d\u1ecbch bentonite ho\u1eb7c polymer gi\u1eef th\u00e0nh<\/strong> v\u00e0o h\u1ed1 khoan. Dung d\u1ecbch n\u00e0y gi\u00fap t\u1ea1o m\u00e0ng c\u00e1ch n\u01b0\u1edbc, \u0111\u1ed3ng th\u1eddi \u1ed5n \u0111\u1ecbnh h\u1ed1 khoan \u1edf c\u00e1c t\u1ea7ng \u0111\u1ea5t y\u1ebfu.<\/li>\n
  • Gia c\u1ed1 t\u1ea1m b\u1eb1ng \u1ed1ng composite ho\u1eb7c \u1ed1ng nh\u1ef1a HDPE<\/strong> n\u1ebfu kh\u00f4ng th\u1ec3 \u0111\u00f3ng \u1ed1ng v\u00e1ch. \u0110\u00e2y l\u00e0 gi\u1ea3i ph\u00e1p linh ho\u1ea1t cho c\u00e1c khu v\u1ef1c kh\u00f4ng th\u1ec3 \u0111\u00f3ng th\u00e9p.<\/li>\n
  • Khoan nhanh, kh\u00f4ng ng\u1eaft qu\u00e3ng<\/strong>, tr\u00e1nh \u0111\u1ec3 h\u1ed1 khoan m\u1edf qu\u00e1 l\u00e2u s\u1ebd khi\u1ebfn n\u01b0\u1edbc ng\u1ea7m x\u00e2m nh\u1eadp m\u1ea1nh.<\/li>\n<\/ul>\n

    C\u00e1c bi\u1ec7n ph\u00e1p tr\u00ean c\u1ea7n \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p t\u00f9y theo \u0111\u1ecba t\u1ea7ng th\u1ef1c t\u1ebf, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c khu v\u1ef1c s\u00e1t s\u00f4ng, h\u1ed3 ho\u1eb7c n\u01a1i c\u00f3 m\u1ef1c n\u01b0\u1edbc ng\u1ea7m dao \u0111\u1ed9ng l\u1edbn theo m\u00f9a.<\/p>\n

    \n

    L\u01b0u \u00fd b\u1ea3o d\u01b0\u1ee1ng thi\u1ebft b\u1ecb khi khoan trong v\u00f9ng c\u00f3 n\u01b0\u1edbc ng\u1ea7m<\/h3>\n

    Vi\u1ec7c khoan \u0111\u1eadp trong \u0111i\u1ec1u ki\u1ec7n n\u01b0\u1edbc ng\u1ea7m cao kh\u00f4ng ch\u1ec9 kh\u00f3 kh\u0103n v\u1ec1 \u0111\u1ecba ch\u1ea5t m\u00e0 c\u00f2n \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u0111\u1ed9 b\u1ec1n v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a thi\u1ebft b\u1ecb. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c l\u01b0u \u00fd quan tr\u1ecdng:<\/p>\n

      \n
    • B\u00f4i tr\u01a1n \u0111\u1ecbnh k\u1ef3 to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng tang cu\u1ed1n, puly, \u1ed5 bi v\u00e0 c\u00e1p th\u00e9p<\/strong>, s\u1eed d\u1ee5ng m\u1ee1 chuy\u00ean d\u1ee5ng ch\u1ecbu n\u01b0\u1edbc.<\/li>\n
    • L\u00e0m s\u1ea1ch c\u1eb7n b\u00f9n v\u00e0 n\u01b0\u1edbc trong b\u00faa \u0111\u1eadp sau m\u1ed7i ca<\/strong>, tr\u00e1nh r\u1ec9 s\u00e9t ho\u1eb7c k\u1eb9t p\u00edt t\u00f4ng do t\u00edch t\u1ee5 b\u00f9n khoan.<\/li>\n
    • Ki\u1ec3m tra, thay th\u1ebf ph\u1edbt th\u1ee7y l\u1ef1c<\/strong>, b\u1ed9 l\u1ecdc d\u1ea7u, l\u1ecdc gi\u00f3 th\u01b0\u1eddng xuy\u00ean h\u01a1n b\u00ecnh th\u01b0\u1eddng do \u0111\u1ed9 \u1ea9m cao g\u00e2y r\u00fat ng\u1eafn tu\u1ed5i th\u1ecd linh ki\u1ec7n.<\/li>\n
    • Che ch\u1eafn h\u1ed9p \u0111i\u1ec7n \u0111i\u1ec1u khi\u1ec3n<\/strong>, d\u00e2y ngu\u1ed3n v\u00e0 c\u1ea3m bi\u1ebfn kh\u1ecfi h\u01a1i n\u01b0\u1edbc, \u0111\u1ed3ng th\u1eddi n\u1ed1i mass ch\u1ed1ng gi\u1eadt \u0111\u1ea7y \u0111\u1ee7.<\/li>\n
    • Kh\u00f4ng \u0111\u1ec3 m\u00e1y n\u1eb1m trong v\u00f9ng ng\u1eadp n\u01b0\u1edbc qua \u0111\u00eam<\/strong>, n\u00ean di chuy\u1ec3n v\u1ec1 n\u1ec1n cao ho\u1eb7c d\u1ef1ng m\u00e1y tr\u00e1nh \u1ea9m.<\/li>\n<\/ul>\n

      Vi\u1ec7c b\u1ea3o tr\u00ec \u0111\u00fang c\u00e1ch kh\u00f4ng ch\u1ec9 tr\u00e1nh \u0111\u01b0\u1ee3c s\u1ef1 c\u1ed1 trong thi c\u00f4ng m\u00e0 c\u00f2n k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd thi\u1ebft b\u1ecb, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c chi ti\u1ebft kim lo\u1ea1i v\u00e0 h\u1ec7 th\u1ed1ng \u0111i\u1ec7n \u2013 th\u1ee7y l\u1ef1c nh\u1ea1y c\u1ea3m v\u1edbi n\u01b0\u1edbc.<\/p>\n

      \n

      Kinh nghi\u1ec7m th\u1ef1c t\u1ebf t\u1eeb c\u00e1c c\u00f4ng tr\u00ecnh c\u00f3 m\u1ef1c n\u01b0\u1edbc ng\u1ea7m cao<\/h3>\n

      T\u1ea1i c\u00e1c d\u1ef1 \u00e1n thi c\u00f4ng c\u1ecdc m\u00f3ng ven s\u00f4ng H\u1ed3ng (H\u00e0 N\u1ed9i) ho\u1eb7c khu v\u1ef1c Th\u1ee7 \u0110\u1ee9c (TP.HCM), nhi\u1ec1u \u0111\u01a1n v\u1ecb \u0111\u00e3 \u00e1p d\u1ee5ng th\u00e0nh c\u00f4ng m\u00f4 h\u00ecnh h\u1ed1 khoan \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 k\u00e9p<\/strong>: \u0111\u00f3ng \u1ed1ng v\u00e1ch k\u1ebft h\u1ee3p b\u01a1m h\u00fat n\u01b0\u1edbc li\u00ean t\u1ee5c.<\/p>\n

      C\u1ee5 th\u1ec3, t\u1ea1i c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng nh\u00e0 m\u00e1y n\u01b0\u1edbc s\u1ea1ch \u1edf Long An \u2013 n\u01a1i c\u00f3 n\u1ec1n \u0111\u1ea5t y\u1ebfu v\u00e0 m\u1ef1c n\u01b0\u1edbc ng\u1ea7m cao quanh n\u0103m \u2013 nh\u00e0 th\u1ea7u s\u1eed d\u1ee5ng d\u00e0n khoan \u0111\u1eadp k\u1ebft h\u1ee3p \u1ed1ng v\u00e1ch + dung d\u1ecbch bentonite + 2 gi\u1ebfng h\u1ea1 th\u1ee7y<\/strong> cho m\u1ed7i khu v\u1ef1c khoan. K\u1ebft qu\u1ea3 l\u00e0 th\u00e0nh h\u1ed1 \u1ed5n \u0111\u1ecbnh, t\u1ed1c \u0111\u1ed9 khoan nhanh h\u01a1n 30% v\u00e0 g\u1ea7n nh\u01b0 kh\u00f4ng c\u00f3 h\u01b0 h\u1ecfng thi\u1ebft b\u1ecb trong su\u1ed1t qu\u00e1 tr\u00ecnh thi c\u00f4ng.<\/p>\n

      M\u1ed9t \u0111i\u1ec3m \u0111\u00e1ng l\u01b0u \u00fd l\u00e0 vi\u1ec7c quan tr\u1eafc m\u1ef1c n\u01b0\u1edbc ng\u1ea7m th\u01b0\u1eddng xuy\u00ean<\/strong>, gi\u00fap \u0111i\u1ec1u ch\u1ec9nh k\u1ebf ho\u1ea1ch khoan ph\u00f9 h\u1ee3p theo th\u1eddi \u0111i\u1ec3m (v\u00ed d\u1ee5: sau c\u01a1n m\u01b0a l\u1edbn ho\u1eb7c khi tri\u1ec1u c\u01b0\u1eddng).<\/p>\n

      \n

      <\/span>K\u1ebft lu\u1eadn<\/span><\/h3>\n
        \n
      • Khu v\u1ef1c c\u00f3 m\u1ef1c n\u01b0\u1edbc ng\u1ea7m cao g\u00e2y nhi\u1ec1u r\u1ee7i ro khi thi c\u00f4ng b\u1eb1ng d\u00e0n khoan \u0111\u1eadp, \u0111\u1eb7c bi\u1ec7t l\u00e0 s\u1eadp h\u1ed1, ph\u00f9 \u0111\u00e1y v\u00e0 \u0103n m\u00f2n thi\u1ebft b\u1ecb.<\/li>\n
      • C\u1ea7n \u00e1p d\u1ee5ng \u0111\u1ed3ng b\u1ed9 c\u00e1c gi\u1ea3i ph\u00e1p: \u0111\u00f3ng \u1ed1ng v\u00e1ch, b\u01a1m h\u1ea1 th\u1ee7y, gi\u1eef th\u00e0nh b\u1eb1ng dung d\u1ecbch khoan v\u00e0 r\u00fat ng\u1eafn th\u1eddi gian khoan.<\/li>\n
      • B\u1ea3o d\u01b0\u1ee1ng thi\u1ebft b\u1ecb l\u00e0 y\u1ebfu t\u1ed1 s\u1ed1ng c\u00f2n \u0111\u1ec3 duy tr\u00ec hi\u1ec7u su\u1ea5t v\u00e0 an to\u00e0n thi c\u00f4ng trong m\u00f4i tr\u01b0\u1eddng \u1ea9m \u01b0\u1edbt.<\/li>\n
      • Kinh nghi\u1ec7m th\u1ef1c t\u1ebf cho th\u1ea5y, \u0111\u1ea7u t\u01b0 ki\u1ec3m so\u00e1t n\u01b0\u1edbc ng\u1ea7m gi\u00fap ti\u1ebft ki\u1ec7m chi ph\u00ed s\u1eeda ch\u1eefa v\u00e0 r\u00fat ng\u1eafn ti\u1ebfn \u0111\u1ed9 c\u00f4ng tr\u00ecnh.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"

        V\u1eadn h\u00e0nh m\u00e1y khoan \u0111\u1eadp trong v\u00f9ng c\u00f3 n\u01b0\u1edbc ng\u1ea7m cao c\u1ea7n ki\u1ec3m so\u00e1t k\u1ef9 \u0111\u1ecba ch\u1ea5t, ch\u1ed1ng s\u1eadp th\u00e0nh h\u1ed1 v\u00e0 b\u1ea3o v\u1ec7 thi\u1ebft b\u1ecb kh\u1ecfi \u0103n m\u00f2n. V\u00f9ng c\u00f3 m\u1ef1c n\u01b0\u1edbc ng\u1ea7m cao l\u00e0 m\u1ed9t trong nh\u1eefng m\u00f4i tr\u01b0\u1eddng ph\u1ee9c t\u1ea1p nh\u1ea5t khi thi c\u00f4ng b\u1eb1ng d\u00e0n khoan \u0111\u1eadp. N\u1ebfu kh\u00f4ng ki\u1ec3m so\u00e1t t\u1ed1t, n\u01b0\u1edbc s\u1ebd x\u00e2m nh\u1eadp v\u00e0o h\u1ed1 khoan, g\u00e2y m\u1ea5t \u1ed5n \u0111\u1ecbnh, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn…<\/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-5298","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"yoast_head":"\nL\u01b0u \u00fd khi v\u1eadn h\u00e0nh d\u00e0n khoan \u0111\u1eadp \u1edf khu v\u1ef1c c\u00f3 n\u01b0\u1edbc ng\u1ea7m cao - 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\/luu-y-khi-van-hanh-dan-khoan-dap-o-khu-vuc-co-nuoc-ngam-cao\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"L\u01b0u \u00fd khi v\u1eadn h\u00e0nh d\u00e0n khoan \u0111\u1eadp \u1edf khu v\u1ef1c c\u00f3 n\u01b0\u1edbc ng\u1ea7m cao\" \/>\n<meta property=\"og:description\" content=\"V\u1eadn h\u00e0nh m\u00e1y khoan \u0111\u1eadp trong v\u00f9ng c\u00f3 n\u01b0\u1edbc ng\u1ea7m cao c\u1ea7n ki\u1ec3m so\u00e1t k\u1ef9 \u0111\u1ecba ch\u1ea5t, ch\u1ed1ng s\u1eadp th\u00e0nh h\u1ed1 v\u00e0 b\u1ea3o v\u1ec7 thi\u1ebft b\u1ecb kh\u1ecfi \u0103n m\u00f2n. 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N\u1ebfu kh\u00f4ng ki\u1ec3m so\u00e1t t\u1ed1t, n\u01b0\u1edbc s\u1ebd x\u00e2m nh\u1eadp v\u00e0o h\u1ed1 khoan, g\u00e2y m\u1ea5t \u1ed5n \u0111\u1ecbnh, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/mayxaydunghanoi.com\/vi\/luu-y-khi-van-hanh-dan-khoan-dap-o-khu-vuc-co-nuoc-ngam-cao\/\" \/>\n<meta property=\"og:site_name\" content=\"Hanoi Vietnam Co., Ltd\" \/>\n<meta property=\"article:published_time\" content=\"2025-07-29T02:00:54+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-12-12T20:17:57+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2024\/10\/hinh-anh-dai-dien-mac-dinh-hanoivietnam.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"600\" \/>\n\t<meta property=\"og:image:height\" content=\"400\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"hanoivietnam\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"hanoivietnam\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"8 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/mayxaydunghanoi.com\/vi\/luu-y-khi-van-hanh-dan-khoan-dap-o-khu-vuc-co-nuoc-ngam-cao\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/mayxaydunghanoi.com\/vi\/luu-y-khi-van-hanh-dan-khoan-dap-o-khu-vuc-co-nuoc-ngam-cao\/\"},\"author\":{\"name\":\"hanoivietnam\",\"@id\":\"https:\/\/mayxaydunghanoi.com\/en\/#\/schema\/person\/670c4aecaf19a51b8d63e3588557814a\"},\"headline\":\"L\u01b0u \u00fd khi v\u1eadn h\u00e0nh d\u00e0n khoan \u0111\u1eadp \u1edf khu v\u1ef1c c\u00f3 n\u01b0\u1edbc ng\u1ea7m cao\",\"datePublished\":\"2025-07-29T02:00:54+00:00\",\"dateModified\":\"2025-12-12T20:17:57+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/mayxaydunghanoi.com\/vi\/luu-y-khi-van-hanh-dan-khoan-dap-o-khu-vuc-co-nuoc-ngam-cao\/\"},\"wordCount\":1655,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/mayxaydunghanoi.com\/en\/#organization\"},\"image\":{\"@id\":\"https:\/\/mayxaydunghanoi.com\/vi\/luu-y-khi-van-hanh-dan-khoan-dap-o-khu-vuc-co-nuoc-ngam-cao\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2024\/10\/hinh-anh-dai-dien-mac-dinh-hanoivietnam.jpg\",\"articleSection\":[\"Tin t\u1ee9c\"],\"inLanguage\":\"vi-VN\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/mayxaydunghanoi.com\/vi\/luu-y-khi-van-hanh-dan-khoan-dap-o-khu-vuc-co-nuoc-ngam-cao\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/mayxaydunghanoi.com\/vi\/luu-y-khi-van-hanh-dan-khoan-dap-o-khu-vuc-co-nuoc-ngam-cao\/\",\"url\":\"https:\/\/mayxaydunghanoi.com\/vi\/luu-y-khi-van-hanh-dan-khoan-dap-o-khu-vuc-co-nuoc-ngam-cao\/\",\"name\":\"L\u01b0u \u00fd khi v\u1eadn h\u00e0nh d\u00e0n khoan \u0111\u1eadp \u1edf khu v\u1ef1c c\u00f3 n\u01b0\u1edbc ng\u1ea7m cao - 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