![\"\"](\"https:\/\/quangbinhtoday.com\/wp-content\/uploads\/2019\/04\/Son-Dong.jpg\")
B\u1ea3n \u0111\u1ed3 m\u00f4 t\u1ea3 qu\u00e1 tr\u00ecnh kh\u1ea3o s\u00e1t hang (\u1ea2nh: Oxalis)<\/strong><\/em> <\/figcaption><\/figure>\n\n\n\n
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Theo \u00f4ng Tr\u1ea7n Ti\u1ebfn D\u0169ng, vi\u1ec7c x\u00e2y d\u1ef1ng c\u00e1p treo t\u1ea1i hang S\u01a1n \u0110o\u00f2ng ho\u00e0n to\u00e0n ch\u1ec9 l\u00e0 \u00fd t\u01b0\u1edfng do m\u1ed9t v\u00e0i doanh nghi\u1ec7p tham gia kh\u1ea3o s\u00e1t khu v\u1ef1c n\u00e0y \u0111\u01b0a ra. T\u1ea5t c\u1ea3 m\u1edbi ch\u1ec9 d\u1eebng l\u1ea1i \u1edf \u00fd t\u01b0\u1edfng \u0111\u1ec1 xu\u1ea5t ch\u1ee9 vi\u1ec7c x\u00e2y d\u1ef1ng d\u1ef1 \u00e1n l\u00e0 kh\u00f4ng c\u00f3.<\/p>\n\n\n\n
Th\u00f4ng tin n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u01b0a ra t\u1ea1i cu\u1ed9c h\u1ecdp b\u00e1o qu\u1ed1c t\u1ebf di\u1ec5n ra m\u1edbi \u0111\u00e2y t\u1ea1i H\u00e0 N\u1ed9i. Cu\u1ed9c h\u1ecdp b\u00e1o do UBND t\u1ec9nh Qu\u1ea3ng B\u00ecnh v\u00e0 B\u1ed9 Ngo\u1ea1i giao ph\u1ed1i h\u1ee3p t\u1ed5 ch\u1ee9c.<\/p>\n\n\n\n
Cu\u1ed9c h\u1ecdp b\u00e1o di\u1ec5n ra nh\u1eb1m c\u00f4ng b\u1ed1 k\u1ebft qu\u1ea3 kh\u1ea3o s\u00e1t s\u00f4ng ng\u1ea7m trong hang S\u01a1n \u0110o\u00f2ng (x\u00e3 S\u01a1n Tr\u1ea1ch, huy\u1ec7n B\u1ed1 Tr\u1ea1ch, Qu\u1ea3ng B\u00ecnh) do nh\u00f3m chuy\u00ean gia t\u1eeb Hi\u1ec7p h\u1ed9i hang \u0111\u1ed9ng Ho\u00e0ng gia Anh (BCRA) v\u00e0 c\u00f4ng ty Oxalis th\u1ef1c hi\u1ec7n. Ba chuy\u00ean gia l\u1eb7n g\u1ed3m Rick Stanton, Jason Mallinson v\u00e0 Chris Jewell c\u0169ng tham d\u1ef1 bu\u1ed5i h\u1ecdp b\u00e1o n\u00e0y.<\/p>\n\n\n\n
Theo c\u00e1c chuy\u00ean gia, m\u1ee5c ti\u00eau kh\u1ea3o s\u00e1t l\u1ea7n n\u00e0y l\u00e0 t\u00ecm ra \u0111o\u1ea1n hang ng\u1ea7m n\u1ed1i gi\u1eefa hang S\u01a1n \u0110o\u00f2ng v\u00e0 Hang Thung c\u00e1ch nhau 600m.<\/p>\n\n\n\n
Ban \u0111\u1ea7u, c\u00e1c nh\u00e0 th\u00e1m hi\u1ec3m nh\u1eadn \u0111\u1ecbnh, khi \u0111\u1ea1t \u0111\u1ed9 s\u00e2u 25m th\u00ec \u0111o\u1ea1n s\u00f4ng ng\u1ea7m b\u00ean trong hang S\u01a1n \u0110o\u00f2ng s\u1ebd ch\u1ea1y ngang \u0111\u1ec3 n\u1ed1i v\u1edbi d\u00f2ng s\u00f4ng ng\u1ea7m b\u00ean trong Hang Thung. Tuy nhi\u00ean, th\u1ef1c t\u1ebf khi \u0111o \u0111\u1ea1c b\u1eb1ng d\u00e2y, c\u00e1c chuy\u00ean gia ph\u00e1t hi\u1ec7n \u0111\u00e1y c\u1ee7a d\u00f2ng s\u00f4ng ng\u1ea7m b\u00ean trong hang S\u01a1n \u0110o\u00f2ng n\u1eb1m \u1edf \u0111\u1ed9 s\u00e2u 93m \u2013 v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n c\u1ee7a b\u00ecnh l\u1eb7n kh\u00ed n\u00e9n th\u00f4ng th\u01b0\u1eddng.<\/p>\n\n\n\n
\u00d4ng Jason Mallison \u0111\u00e3 l\u1eb7n t\u1edbi 77 m \u0111\u1ec3 t\u00ecm ki\u1ebfm l\u1ed1i th\u00f4ng v\u1edbi hang Thung nh\u01b0ng v\u1eabn kh\u00f4ng th\u1ec3 t\u00ecm th\u1ea5y \u0111i\u1ec3m n\u1ed1i, trong khi hang v\u1eabn ti\u1ebfp t\u1ee5c s\u00e2u h\u01a1n.<\/p>\n\n\n\n
\u201cD\u1ee5ng c\u1ee5 c\u1ee7a ch\u00fang t\u00f4i ch\u1ec9 ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c 70m tr\u1edf xu\u1ed1ng n\u00ean kh\u00f4ng th\u1ec3 xu\u1ed1ng ti\u1ebfp. Tuy nhi\u00ean, ch\u00fang t\u00f4i nh\u1eadn th\u1ea5y \u0111\u1ed9 s\u00e2u c\u00f3 th\u1ec3 l\u00ean \u0111\u1ebfn h\u01a1n 100m\u201d \u2013 \u00f4ng Jason n\u00f3i v\u00e0 cho bi\u1ebft th\u00eam, nh\u00f3m chuy\u00ean gia \u0111\u00e3 c\u00f3 ph\u01b0\u01a1ng \u00e1n d\u00f9ng b\u00ecnh kh\u00ed heli (helium) \u0111\u1ec3 c\u00f3 th\u1ec3 l\u1eb7n s\u00e2u 120m \u0111\u1ebfn 200m trong l\u1ea7n l\u1eb7n th\u00e1m hi\u1ec3m t\u1edbi \u0111\u00e2y.<\/p>\n\n\n\n
Ngo\u00e0i ra, nh\u00f3m chuy\u00ean gia c\u00f2n cho bi\u1ebft h\u1ecd \u0111\u00e3 ph\u00e1t hi\u1ec7n ra m\u1ed9t h\u1ec7 th\u1ed1ng hang ng\u1ea7m n\u1eb1m \u1edf \u0111\u1ed9 s\u00e2u 60m, c\u00e0ng xu\u1ed1ng s\u00e2u c\u00e0ng m\u1edf r\u1ed9ng. Ph\u00e1t hi\u1ec7n n\u00e0y khi\u1ebfn \u0111\u1ed9 s\u00e2u hang S\u01a1n \u0110o\u00f2ng \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh t\u0103ng l\u00ean 500m t\u00ednh t\u1eeb c\u1eeda hang v\u00e0 \u0111\u00e2y v\u1eabn ch\u01b0a ph\u1ea3i con s\u1ed1 cu\u1ed1i c\u00f9ng.<\/p>\n\n\n\n
Ngo\u00e0i kh\u1ea3o s\u00e1t d\u00f2ng s\u00f4ng ng\u1ea7m trong hang S\u01a1n \u0110o\u00f2ng, c\u00e1c chuy\u00ean gia c\u00f2n l\u1eb7n kh\u1ea3o s\u00e1t th\u00eam khu v\u1ef1c su\u1ed1i N\u01b0\u1edbc Mo\u1ecdc trong V\u01b0\u1eddn qu\u1ed1c gia Phong Nha \u2013 K\u1ebb B\u00e0ng. T\u1ea1i \u0111\u1ed9 s\u00e2u 74 m, c\u00e1c th\u1ee3 l\u1eb7n \u0111\u00e3 ph\u1ea3i d\u1eebng l\u1ea1i v\u00ec kh\u00f4ng \u0111\u1ee7 trang thi\u1ebft b\u1ecb \u0111\u1ec3 xu\u1ed1ng s\u00e2u h\u01a1n.<\/p>\n\n\n\n
Theo nh\u1eadn \u0111\u1ecbnh c\u1ee7a c\u00e1c chuy\u00ean gia trong l\u1ea7n n\u1eb7n n\u00e0y, h\u1ec7 th\u1ed1ng hang \u0111\u1ed9ng \u0111\u00e1 v\u00f4i t\u1ea1i Phong Nha \u2013 K\u1ebb B\u00e0ng c\u00f3 ba t\u1ea7ng g\u1ed3m hang kh\u00f4, hang n\u01b0\u1edbc c\u00f3 d\u00f2ng ch\u1ea3y v\u00e0 h\u1ec7 th\u1ed1ng hang ng\u1ea7m \u1edf \u0111\u1ed9 s\u00e2u h\u01a1n 93 m.<\/p>\n\n\n\n