Đang tải... (xem toàn văn)
•VIEN &XA I;Y VIEN KHtfCN VIET NAM HOI DIA LY VIET HAM HIEN T R A N G TAI BIEN TRU"OT L O BAT DOC HANH LAMG DirONG HC) C H I l i l lNH DOAN QUA DIA PJLAN THll ''''A T H I E N HV L, NGUVEN NHAN VA GIAI P[.]
•VIEN &XA I;Y - VIEN KHtfCN VIET NAM HOI DIA LY VIET HAM HIEN T R A N G TAI BIEN TRU"OT L O B A T D O C H A N H LAMG D i r O N G HC) C H I lillNH DOAN QUA DIA PJLAN THll'A T H I E N HV-L, NGUVEN NHAN VA GIAI P l i A P K H A C P H U C Nguyen Hoang Son, Nguydn Tliuni, Nguyen Bdng Bg' SUMMARY Current state calammitou landslide which happens along Ho Chi Minh higlmat's corridor section pass Thua Thien Hue province, cause and solutions The Ho Chi Minh highway, which used to he u strutegicully imporlunt route during the wur time, runs ulong the western urea of Thuu Thien Hue province The construction of this liighway helps solve the traffic problems, loosen the inhabitants' density, rearrange the residence and support the western economic corridor's development However, since the highway's construction finished, the status landslides along its corridor happens frequently but there hus not been uny effective or practical solutions to limit the hazardous effects The purpose of this article is to point out the causes of lundslides along the Ho Chi Minh highway 's corridor passing Thuu Thien Llue 's terriloiy as well us to provide solulious )vhich helps minimize their damage MO DAU Trugt Id diit la mot dang tai bien dja chat - thuy van, cd sire tim pha Idn giiy thiel hai nghiem trgng den tinh mang va lai siiii ciia nhiin diin Hien lirgng trugt Id xiiy tuong ddi phd bien d ciic viing ddi mii Viet Nam, nhat ki dgc ciic tuyen giao thdng mdi dugc xiiy dung Tuyen dudng Hd Chi Minh chay dgc phia 4"ay cua tinh Iliiia Thien Hue, la dudng chien luge quan trgng thdi ky khiing chien vii ngiiy viec xiiy dung tuyen dudng cdn giai quyet dirge tinh trang giao thdng, gian diin, tai djnh cu va tao dilu kien cho hanh lang kinh te phia tiiy phat trien Tuy nhien, xay dung xong tiiyin dirdng thi tinh trang trugt Id dgc hanh lang tuyen dudng Hd Chi Minh doan qua kinh thd Thira Thien Line thudng xay ra, chi tinh rieng thang 10 niim 2009 tren doan dirdng Ho Chi Minh tir A Roimg - A Tep da cd hang chuc diem sal Id vdi hang nghin khdi dat dii dd sup xudng mat dudng [7], gay iich liic giao thdng vii uy hiep den ddi sdng va sinh boat ciia nhiin dan tren loan tuyen, nhung viec khac phuc viin chi bang bien phiip truyen thdng la lam ke niii chua cd dugc nhiing giiii phdp ben vung, ddng bg va nhung du an kha thi cho van de B;ii viet nhiim tim cac nguyen nhan trugt Id dat dgc dudng Ho Chi Minh doan qua dja phan Thira Thien Hue va de xuat cac giai phiip khac phuc Trudng Dai hgc Su pham Line Hgi ng-hi lOioa hgc Dia ly Toan quoc Idn thu'5 - Hd Ngi, 2010 I 867 HOI DIA LY VIET NAM VTEN EIA LY - VIEN K H » C N VIET NAM HIEN TRANG TRUOT LO DAT DOC TUYEN DlTOTVG HO CHI MINH DO/iN QUA DIA PHAN THUA THIEN HUE Trone pham vi linh Thira Thicn - Hue dirdng Hd Chi Minh chi di qua huyen A Ludi \k dugc coi lii true giao thdng chinh quan trgng ciia huyen mien mii Doan dudna diii 97 km, kit quii khiio sat cho thiiy biic tranh chung ve bien tiiuig trugt Id dat tren tu}'ln dudng nhu sau (hinh 1): ?" #' '!;^^5!€1^ %1 i,^'^f^ ^r^Sf^'•< 4^^iit?T^i ^ mrin ) F^irj o c HiErj T R A N G c A c Dl^M TPUOT LO O A T L N D O C DUCIJMQ H O C H I M I N H DOAN QUA OIA PH.i\NTHDA THlE^4 Huf TJAM 2009 -I- Doan Hdng Thiiy - Lidng Viin: Vdi chieu dai khoang 25 km cd tdi 106 diem trugt Id dat, dd cd 12 diem trugt Id Idn (cd quy md trugt Id tir 1001 - 100.000 m3) xii> d khu vuc deo Pe Ke (hinh 2), 39 diem trugt Id vira (cd quy md trugt Id tii 200 1000 m3), 54 diem trugt Id nhd (cd quy md trugt Id