TAP CHi KHOA HOC C Q N G N G H E GIAO T H O N G VAN T A I , S O 16-8/2015 |
69 MOT SO GIAI PHAP QUAN TRI RUI RO TRONG THlTC HIEN
b i r AN ODA TAI BAN GIAO THONG - BO THI TP. HCM SOME SOLUTIONS OF RISK MANAGEMENT FOR ODA PROJECTS
IN URBAN-TRAFFIC COMMITTEE OF HOCHIMINH CITY
TS. Le Vdn Trpng", ThS. Pham Quang Vdn\ ThS. Hdng Nguyin PhiAnh^
'Trudng Bgi hgc giao thong van tdi TP. HCM,
^Tru&ng Dgi hgc Cong nghi TP. HCM,
^Cuu hgc viin cao hgc Trudng Dgi hoc Cdng nghi TP. HCM Tom tdt: Bdng khdo sdt thue ti, nhdm tdc gid dd nghien cihi, phdn tich rui ro, nguyin nhdn rui ro trong cdc cdng trinh xdy dung sir dung ngudn von vay ODA de dua ra nhihig gidi phdp nhdm phdng ngua. hgn che vd dot phd riii ro trong thue hien dtr dn qua ba giai dogn chudn bi ddu tu, thue hiin ddu tu vd hodn thdnh, dua du dn vdo sd dung tai Ban Giao thdng - Do ihi Thdnh phd Ho Chi Minh (TP. HCM)
Tir khoa: Von vay ODA, rdi ro, gidi phdp qudn tri rdi ro.
Abstract: By survey, authors investigated, annalised risks, causes of risks in constructions use ODA funds to sugest some solutions of risk management during initiating, executing and closing phases for ODA project in Urban-Traffic Committee ofHoChiMinh City.
Keywords: ODA fund, risk, solutions of risk managemant 1. Gidi thieu
Ban Quan Iy dau tu xdy dgng cdng trinh Giao thdng Dd thi thdnh phd gpi tat la Ban Giao thdng - Dd thi duge ddi ten tft Ban Qudn ly du an Dai Id Ddng - Tay va Moi trudng nudc thanh phd. Chuc ndng ca bdn cua Ban Giao thong - Dd thi gom: Dai dien chu dau tu theo quy dinh vdi cdc du an do UBND TP giao, chii yeu su dung ngudn von ODA; Ddu tu, xay dung cac du an Giao thdng - Dd thi va cdng frinh dan dung khdc bdng ngudn vdn xa hdi hda, cd phan hda hoac cdc hinh thftc khac ...
ODA (Official Development Assistance) Id nguin v i n vay uu ddi tu nudc ngodi duge ggi Id vdn "hd frg phat frien chinh thftc". Ggi la hd trg bdi vi cdc khoan dau tu nay thudng la cac khoan cho vay khdng lai suat hodc lai sudt thdp vdi thdi gian vay dai. Gpi Id phat tiiln vi muc tieu danh nghTa cua cdc khoan ddu tu nay Id phdt triln kinh te va nang cao phuc lgi d nude duge dau tu. Ggi Id chinh thftc VI ngudn vdn nay thudng cho nhd nudc vay. Hien nay cd khoang 50 nhd tai trg song phuang vd da phuong dang boat ddng, cung cdp nguon ODA va vdn vay uu dai cho nhieu nganh, ITnh vuc kinh tl, xa hdi cua Viet Nam.
Rui ro du dn Id ting hgp nhftng yeu td ngdu nhien, nhiing tinh huong khdng thuan lgi lien quan den bat dinh, co the do ludng bang xac suat khong dat muc tieu da dinh cua du dn vd gdy nen cdc mdt mat, thiet hai.
Quan ly rui ro la viee nhan dang, do ludng mue dp nii ro, fren ea sd do lua chgn, ttien khai va quan ly eae boat dpng nham ban che vd khdc phuc rui ro trong suot vdng ddi du an. Quan ly rui ro gom ndm bude chinh:
Xac dinh nii ro; Phan tich va danh gid rui ro du an; Lua chpn cac phuang phdp quan ly nii ro; Ap dung cac phuang phdp da chgn;
Danh gia kit qua cua quan Iy rui ro.
Cong ttinh xay dung cd kinh phi ddu tu xdy dung ldn, chiu nhilu anh hudng cua dieu kien thdi tiet, gia thdnh san phdm, nhdn cdng, hon nua viec thi eong thudng keo dai nen rui ro thudng xuyen xay ra vd eo gia tri rdt Idn.
Rui ro frong du an xay dung duge hieu Id su kien, tinh huong bat ngd ma khi xdy ra no cd thi ddn din khd nang khong dat duge cac muc tieu ddt ra bao gom hieu qua tai chinh va hieu qua kinh te - xa hdi.
Riii ro trong du an xdy dung cong trinh ha tang giao thong, moi trudng do thi rdt da dang, cd the xay ra trong giai doan chudn hi du an, giai doan thue hi8n du an va giai doan
I Journal of transportation science and technology. Vol 16, Aug 2015
hodn thanh xay dung, dua du dn vdo khai thdc. Rtii ro cua 2 du an ma Ban Giao thong-
Dd thi dang thue hien cdng tdc quan Iy duge trinh bay ttong bang 1.
Bdng 1. Vi du ve hai du dn Ban Giao thdng - Do thi thue hiin
Du an
Tien do tliirc hien cac gdi than Ngay
Idiai cong
Ngay hoan thanh theo hop dong
Ngay hoan thanh thue te
Cham tre so vai hop
ddng (thang)
Kinh phi thue Men Theo
hop dong
(ty dong)
Tong dir toan didu chinh (ty dong)
Phat sinh
(%)
Phat sinh don gia moi
(dem gia) Cai thi|n Mdi trirdug ntro'c giai doan 1 (g6m cac g6i tti4u A, B, C, D, E)
Goi A GoiB GoiC GoiD GoiE
2/2006 2/2006
12/2007 6/2008
10/2012 12/2010
60 30 Ti^n dd tliirc liien cac gdi ttiSu 2/2005
8/2006 11/2004
2/2008 9/2010 5/2008
4/2009 3/2011 2/2009
14 18 9
4.160 >6.000 >144%
Kinh phi t h ^ h i | n 97
Du- an Dai lo Ddng Tay (gom cac gdi tliSu sd 1,2.3) Goil
Goi 2 Goi 3
4/2005 2/2005 12/2005
5/2008 5/2008 5/2008
9/2009 11/2011 11/2011
16 42 42
9.800 >14.800 >151% 585
Nhom tac gid da nghien cuu, phdn tich nii ro ttong cac cdng trinh xay dung sft dung nguon von vay ODA, ddng thdi khdo sdt thue te nhftng yeu td nii ro thudng xay ra nhdt va muc dp tac dpng cua chung den cac du an tft do de xudt mpt so gidi phdp nham phong ngua, han che vd doi phd nii ro frong thue hi$n du an ODA tai Ban Giao thdng - Dd thi.
2. Khao sat danh gia riii ro Nhdm tdc gia nghien eftu ca sd Iy thuylt [3,5], tham khao cdc nghien eftu trudc ddy [4,6] vd thu thap du lieu thdng qua nhilu nguIn thong tin khde nhau, chii ylu tir dilu tra, khdo sdt, hdi y kien cdc nha quan ly du an xay dung da va dang ldm vi8c tai eac du an sft dung nguIn vdn ODA fren dia ban TP.
HCM de nhdn dang nhftng yeu to rui ro dnh hudng tdi chi phi, tien do va chat lugng cua dg dn. Sd lieu khdo sdt duge phan tich, xft ly bdng phdn mim SPSS16.
Mdi yen td td rui ro duge xac dinh qua 2 chi ti^u: mftc dp tac ddng vd tdn sudt xudt hien rui ro. Mftc dp tdc dpng duge danh gid tft 1 den 5 (tac dpng rdt it din tac dpng rdt manh), mdi mftc dS se cdn cu vdo su tdc dpng din thai gian, chi phi vd chdt lugng cua du dn. Tdn suat xuat hien ciing duge danh gia
Ngudn: Ban Giao ihdng-Dd thi [1]
vdi 5 mftc tir 1 din 5 (tdn sudt xudt hiSn thdp nhdt den tdn sudt xuat hien cao nhdt). Thang do duge kiem tra bang he so Cronbach's Alpha va hS s6 tuang quan biln tdng.
2.1 Dieu tra sorbO
Cac y6u td rui ro duge ldp thanh bang cau hoi sa bd va duge ma hda: Giai doan chudn hi ddu tu hj ROldIn RIO, giai doan thue hien ddu tu tft Rl I din R38 vd giai dogn hoan thanh bdn giao tu R39 din R48 [2] rli duge gui ddn 15 cd nhan cd kinh nghiem da vd dang tham gia thue hien cac du dn dau tu xdy dung su dung ngudn vdn ODA trdn dia bdn TP. HCM
Thang do mirc do dnh hudng eua cdc ydu td rui ro Cronbach's Alpha = 0.948 > 0.7 chung td cdc mgc edu hoi khao sat dd xay dung tuong quan rdt chat che vdi nhau. Cd 04 bien eo hS so tuang quan bien tdng nhd hon 0.3 Id R02; R30; R31; R43 chftng td chiing chua that sg duge tin e?y. Theo ket qua phdn tich neu loai bd cae yeu to rui ro fren ta duge he sd Cronbach's Alpha = 0.953
>0.948 [2].
Thang do tdn sudt xudt hien cua cae ydu t6 rui ro Cronbach's Alpha = 0.930 > 0.7
'! 71
TAP CHl KHOA HQC C O N G NGHg GIAO THONG VAN TAl, SQ 16-8/2015 ehiing td cae muc cdu hdi khdo sat da xdy
dung tuong quan rdt chat che vdi nhau. Cd 09 bien cd he sd tuong quan bien tdng nhd hon 0.3 gdm R03; R06; R08; R19; R22; R3I;
R35; R43; R45 chung td chung chua that su duge tin cdy. Theo ket qud phdn tich neu loai bd cae ydu td nii ro frdn ta duge he sd Cronbach's Alpha = 0.945> 0.930 [2].
Ket hgp kiem tra thang do mirc do dnh hudng va tdn sudt xudt hien, nhdm tac gia loai bd 11 ylu td rui ro: R02, R03, R06, R08, R019, R22, R30, R3I, R35, R43, R45 rdi tiln hanh kiem ti^ thang do sau khi da loai bo 11 bien neu frdn.
Ket qua he sd tuang quan bien tdng cua thang do mdc do tdc ddng vd thang do tdn sudt xudt hien sau khi loai bo 11 ydu td rui ro duge phan tich chi tiet frong [2].
Sau khi loai bd I I bidn thu duge thang do vdi he sd Cronbach's Alpha ldn ban he so ban ddu va cae bidn con lai deu ed he sd tuong quan bien tdng >0.3 nen dat yen cdu.
Nhu vdy chi con 37 yen to duge dua vao khdo sat chinh thue.
2.2 Khao sat chinh thue
Bdng khao sat chinh thfte g6m 37 bien (yeu td) duge ma hda: Giai doan chudn hi ddu tu tu ROldIn R06, giai doan thue hien ddu tu tu R07 din R29 vd giai doan hoan thanh ban giao tft R30 den R37 [2] rdi duge gui din Ban Quan Iy du an, tu van giam sdt, nha thdu thi cdng.... Id nhiing ngudi dd yd dang thue hien du an dau tu su dung ngudn vdn ODA tai TP HCM. S6 philu phat ra la 200 (ti le mdu dat 200/37=5.4), thu vdo Id 196 vdi 185 philu hgp Id [2].
Kdt qud thdng ke cho cdc dai lugn^
thdng ke md td bidn ddng yen to rui ro vd mirc do tdc ddng vd tdn sudt xudt Men: tri trung binh, tri trung vi, mode (gia tri xudt hien thudng xuyen) duge phdn tich dinh tinh nii ro nhdm phdn loai mftc dp nii ro la thap, tmng binh hay cao.
Kit qud sau khi phan tich, ddnh gia ed tri sd trung binh vd cao eua muc do tdc ddng vd tdn sudt xudt hien duge dua vdo ma frdn danh gia tan sudt xudt hien vd mftc do tdc ddng d l xac dinh mftc dg rui ro duge phan tich chi tilt tai [2].
2.3 Phdn tich nguyen nhan rui ro (Jua phdn tich nhdm tac gid thdy cd rdt nhilu nguydn nhan ddn den nhung nii ro frong cac du dn sft dung ngudn vdn ODA nhu: chinh sdch nhd tdi frg, phdt sinh dan gid mdi, ban giao mat bang cham fre, hgp ddng khdng rd rdng, trinh dp nang luc, kinh nghidm qudn Iy dieu hanh Ban qudn ly cdn han che, cong tac giai ngan thanh toan cdn chdm, chua ddng bg frong cdng tac qudn ly, cdng tdc t6 chuc ban giao gap nhieu vudng mac, keo dai,.... ttong edc nguyen nhdn neu frdn thi yen td nang luc cua Ban Qudn ly la mgt frong nhung yeu to rat quan ttpng. Nhom cac yen td nii ro theo nguydn nhdn gdm 3 giai doan: Giai doan chudn bi ddu tu, giai doan thue hien dau tu va giai doan hoan thanh dua vao khai thdc sft dung, ban giao [2].
3. Giai phap phong ngira, han che rui ro va doi pho rui ro trong thu-c hien d u an ODA tai Ban Giao thong - Do th|
3.1 Nhdm giai phap phdng ngira va han che riii ro
<* Giai doan chuan bi dau tir Rut ngan thdi gian chudn bi ddu tu: Tdng cudng ra sodt tien do va thao gd edc vudng mac ve thu tuc phap ly; Lua ehpn cdc don vi tu van cd du trinh dp, ndng lue; Thudng xuyen hgp giao ban djnh ky, cac budi tga ddm, hdi thao gifta cdc chu the co lien quan den du dn.
Ndng cao trinh dp nang lue Ban Qudn ly:
Dao tao bdi dudng nghiep vu chuyen mdn, ngoai ngft; Ap dung cdc quy trinh ISO ttong qudn ly du an; Tuyen dung co chpn igc.
Nang cao chat lugng sd lieu du bao, khdo sat: Chpn tu vdn khao sat cd nang luc, trdch nhiem; Tang cudng kiem soat thu thdp sd lieu; Tham van hoac mdi chuyen gia dau nganh, chuyen gia nudc ngoai tham gia.
Ndng cao hieu qua vide tiep can nha tdi ttg: Xdy dung ddi ngu chuydn nghiep va cdc quy trinh lam vide vdi nhd tdi ttg; Nang cao chdt lugng h i so ddp ung ydu cdu cua nhd tdi ttg.
*•* Giai doan thue hien d^u tu Nang cao nang luc quan ly dpi ngu cdn bp: Nang luc hd so phdp ly, thanh quylt toan
I Journal of transportation science and technology, Vol 16, Aug 2015
vd ddm phan hgp ddng; Thdnh lap bd phdn phdp che vd hodn thidn edc quy frinh qudn ly hd sa chdt lugng.
Han che phat sinh do thieu sdt khdo sdt, thiet kd ky thudt: Ddm bao chat lugng thdm tra, thdm dinh ho sa thidt kd, du toan; Xdy dung md hinh vd gan frach nhiem cac chii the lien quan.
Day nhanh tien dp gidi phdng bdn giao mat bdng: Phdi hgp chat che vdi dia phuang dd thu hoi ddt; Thue hien dieu tra xd h6i, thiet lap ddy du, rd rang phuang dn, thdi gian den bu va tdi dinh cu; Bo tri kip thdi quy nha tai dinh eu va chinh sach tam eu; Dam bdo kd hoach vdn den bii - gidi toa.
Kip thdi gidi quylt cac vudng mdc cong trinh tidn ich (didn, nude...): Di ddi tidn ich song song giai doan giai phdng mat bang; Bd tri bd phdn chuydn trdch phu trdch di ddi tien ieh; Chu dpng vdn ddi iing cho vide di ddi cdc tidn ieh phdt sinh.
Han cbl edc nii ro do chinh sach nha tdi frg: Hodn thidn quy trinh gidi ngdn, thanh toan; Don doc nha thau, tu van hoan thanh hd so thanh toan; Rd sodt cdc tieu chuan ve vat lieu thilt hi trudc khi thi eong; Ddm bdo ke hoach giai ngdn von hdng nam.
Han che nhiJng nii ro ve tdi chinh: Kjp thdi thanh toan cac hang muc vd quy dinh ro rang ve dieu kien thanh toan, hd so thanh toan vd ddy nhanh tien dg de hoan thanh du an diing ban.
Han chd nhiing nii ro bdt kha khang:
Xdc dinh ro nguydn nhdn nii ro, phan dinh frdeh nhiem ro rang cac chu the tham gia;
Xac dinh thidt hai vd yeu cau nhd thdu sdm khac phuc; Bat bupc nhd thdu mua bdo hiem cdng ttinh, bao hiem cheo.
*> Giai doan hoan thanh, dua vao su dung
Ndng eao frach nhiem Ban Quan ly: Gdn ttach nhiem lanh dao vd can bd ehu chdt frong cong tac ban giao; Bo fri bd phdn chuyen frach thue hien cong tdc ban giao.
Don doe nhd thdu hoan thien ho so hoan cdng dd bdn giao hien trudng vd ho sa.
Giai quyet cac vudng mac do ca cbl chinh sdch; Xac dinh rd va lam viec trudc vdi dan vi tiep nhan bdn giao; Thong bao, cung
cdp tiln dp va khdi lugng ban giao cho dan vi tilp nhdn; Khdn truang khde phuc cac ton dpng hidn trudng va giao cho don vi tidp nhdn thue Men sua chua; Dua cdng frinh vao sft dung ddng b6.
Gidi quydt cdc khieu nai khieu kien tir phia nhd than: Thdnh lap bp phan phap che theo doi du dn; Thud cac cdng ty luat quoc te hd trg ra sodt lai phap ly, dieu kien hgp ddng;
Thdnh ldp td dam phan dk thuang thdo va giai quyet khieu nai fren tinh than hda gidi.
3.2 Giai phap doi phd rui ro
<• Giai doan chuan bi dau tu Xdc dinh khung tieu chuan, quy md du an phu hgp va ddnh gia dung tinh cdp thiet cua du an; Xdy dung dpi ngii nhan su dam bao frinh dp chuyen mdn, ngoai ngft de thudn lgi ttong tiep xuc vd Idm vide vdi nha tai trg;
Xay dung va dp dung cdc quy trinh tiep can nha tai ttg.
*t* Giai doan thue hien ddu tu Ddi phd cdc rui ro do chdm tien dp du an: To chuc thudng xuydn cae cupc hgp cung nha tu van, nha thdu de kip thdi gidi quyet cac vudng mac dnh hudng ddn tidn d6 du an vd phdn dinh frdeh nhi^m cae bdn lien quan;
Kip thdi bdo cdo ea quan ehu qudn ve tinh hinh du an.
Ddi phd cac nii ro do thieu sot trong khao sat, thilt kl: Thuang thdo, dam phan vdi tu van, nhd thdu ve cdc thieu sdt, yeu cdu de xudt ngay phuang dn dieu chinh vd thudng xuyen don ddc tidn dp thue hidn; Rd sodt hgp ddng cac goi thdu khdo sat, thidt kd dd quy frdeh nhiem, tft do ydu cdu cdc bdi thudng ve tai chinh.
Ddi phd cac nii ro do chgm ban giao mdt bang; Bao cao vdi cdc cdp, ngdnh lidn quan vd don ddc cac don vi phu trdch gidi phdng mat bang day nhanh tidn dp; Thuong thdo, ddm phan vdi nha thau v l tiln dp ban giao thue te de ban che phat sinh chi phi; Tap trung giai quyet, ban giao mdt bdng cac hang muc chinh cong trinh.
Doi phd cdc nii ro do cham thanh toan theo ndm tdi khoa; Chi thanh toan phdn khoi lugng dd hoan tdt hd sa hogc yeu cdu tu vdn va nha thau cam ket cdt trft lai khdi lugng trong cac dgt thanh toan tiep theo nlu nha
TAP CHi KHOA HQC C O N G N G H E GIAO T H O N G VAN TAl, SO 16-8/2015 73 thdu da thue hien thi xong nhung nha chua
hodn tdt hd so thanh toan. Cac thu tuc thanh toan neu tten cdn c6 bdo cao va thdng bao den nhd tdi frg vd ca quan chu qudn dd ttanh nhftng rui ro ve sau.
Ddi phd cdc rui ro do vudng mac phat sinh cdng hinh tien ich: Ndu cd phat sinh them he thdng tien ich can di ddi cd thd linh boat su dung nguIn vdn ODA d l di ddi sau do hoan fra lai bang ngudn von ddi ftng, trdnh cham fre tien do chung cua du an.
*t* Giai doan hoan thanh, d u a vdo su dung
Doi phd nil ro khilu kidn cua nhd thdu:
Bdo cdo cdp cao han v l tinh hinh khidu kien vd dd xudt thanh lap td chuyen gia vdi su ho trg cua cdng ty ludt cd nang luc d l ddm phan thuang thao. Han cbl tdi da vide khilu kien bang each gidi quyet nhung khuc mac hgp ly ngay tu liic mdi phdt sinh ttanh chdp.
Ddi phd cdc rui ro do cdng tdc ban giao tidp nhdn eh^m fre; Td chuc hgp dinh ky thudng xuydn gifta cac cdp lanh dao eua Ban Qudn Iy du an vd don vi tiep nhdn dd ddy nhanh tien do ban giao, dac biet Id bdn giao ngodi hien trudng. Khi can sua chua cac hu hdng khong thupc frach nhi^m nha thau cdn bdo cdo vd xin chu truang de bo fri ngudn vdn eho cac don vi tiep nhdn true tidp thue hidn nham franh tinh trang sfta ehfta lap di lap lai.
Ddi pho cac rui ro vi pham tdi frpng su d\ing cdng frinh vd ngudi ddn pha hoai cong trinh: Ket hgp chat che vdi luc lugng chuc nang de kip thdi xft ly cdc phuong tien qud khd qua tai; Sdm khac phuc dut diem cae hu hdng, mat mat vd yeu cdu dan vi tiep nhdn xdc nhan tten hien trudng, dong thdi ddy nhanh tien do ban giaoQ
4. Thay cho IM k i t
Nghien eftu khdo sat eua nhom tac gid con CO mgt s6 ban ehl sau;
Cdc sd lidu phdn tich chi gidi ban ttong cac du an sft dung vdn ODA eua Ban Giao thdng - Do thi TP. HCM do do nhdn dgng cdc yeu to mi ro chua that ddy du so vdi tinh hinh tiiuc te ttong ddu tu du an sft dung vdn vdy ODA, dae biet la cac ylu td rui ro do cac quy dinh khong ro rdng ciia nha tdi frg.
Vi van de nhgy cam nen bai viet chua that sg di sau vdo phan tich cac yen td nii ro va thiet hai eua cdc rui ro mang lai cua mdt du an eu thd.
» Cac giai phap ngan ngua, han che va ddi phd cac riii ro chu yeu dua vdo y kidn, kinh nghiem ehu quan cua nhdm tac gia ma chua khao sat duge y kiln rdng rai cua nhiing chuydn gia cd kinh nghiem Idu nam frong ITnh vuc quan ly du an.
Cac nghien cuu sau ndy ve qudn tri nii ro frong thue hien du dn ODA edn khdc phuc nhflng hgn chi frdn.
Nhdm tac gia hy vpng cac ket qud nghidn eftu ed the giiip ich frong cong tdc qudn fri riii ro tai eae Ban quan ly du an cd su dung nguon von vay ODA va duge sft dung ttong thue tdG
Tai lieu tham khao
[I] So lieu bao eao cua Ban Quan ly dau tu xdy dung cdng trinh giao thdng do thi Thanh pho.
[2] H6ng Nguyen Phi Anh, "Mot sd gidi phdp qudn tri nii ro trong thue hien du dn ODA tai ban Giao thdng Dd thi TP Hd Chi Minh ", Ludn van Thgc sT Trudng Dai hpe Cong nghd TP HCM, 2015.
[3] NGUT.PGS.TS Nguydn Minh Due (2007), Qudn tri rui ro, Trudng Dai hpc Bach Khoa Ha Ngi.
[4] Phgm Thi Trang, Nghien ciru gidi phdp qudn tri rui ro trong du dn thi cdng xdy dung, tap chi khoa hgc va cdng nghe Dai h p c D a N d n g - s d 1(36).2010.
[5] Thong tu s i 01/2014/TT-BKHDT ngdy 09/01/2014 cua Bd kl hogch vd Ddu tir hudng ddn thue hien ve qudn ly vd sft dung nguon hd trg phdt triln chinh thue (ODA) vd ngudn vdn vay uu dai cua edc nha tai ttg.
[6] Trinh Thiiy Anh (2006), Mdt sd gidi phdp han che riii ro trong cdc du dn xdy dung cdng trinh giao thdng d Viet Nam, Ludn van tien sy kinh te cua trudng Dai hgc Giao thdng van tai Ha Ndi.
Ng^y nhan bdi: 24/6/2015 ^ Ngdy chip nhSn dSng: 16/8/2015
Phan bien: PGS.TS. Nguyin Phii Tu TS. Nguydn hdi Quang
