thuyet minh sir trang xa- deo nhau h 2012

D n: Pht trin C s h tng Nng thn bn vng cc tnh min ni pha BcTiu d n: Nng cp tuyn ngTrng X - o Nhu, huyn V Nhai

Mc lcCHNG I: MIU T TM TT.............................................................................................................1 1.01. Tn v v tr tiu d n........................................................................................................................1 1.02. Mc tiu tiu d n.............................................................................................................................2 1.03. Ch s hu/ ch u t/ n v qun l chc nng.............................................................................2 1.04. Qun l d n.....................................................................................................................................2 1.05. Tng chi ph u t.............................................................................................................................2 1.06. Thi gian thc hin.............................................................................................................................3 1.07. C quan vn hnh bo tr....................................................................................................................3 CHNG II: GII THIU CHUNG..........................................................................................................3 2.01. iu kin kinh t - a l....................................................................................................................3 2.02. Hin trng cng trnh..........................................................................................................................5 2.03. Kt ni vi c s h tng hin c........................................................................................................5 2.04. Ngi hng li.................................................................................................................................9 2.05. Thng tin kinh t - x hi v t l ngho............................................................................................9 CHNG III: XUT K THUT....................................................................................................11 3.01. Qui m tiu d n.............................................................................................................................11 3.03. Phng an chon:...............................................................................................................................13 3.04. D ton chi ph.................................................................................................................................14 3.05. K hoch cp vn.............................................................................................................................14 3.06. K hoch thc hin d n.................................................................................................................14 3.07. K hoch u thu............................................................................................................................15 3.08. Yu cu v t vn.............................................................................................................................15 CHNG V: CC VN V AN TON...........................................................................................20 CHNG VI: KINH T V TI CHNH...............................................................................................26 6.01. Gii thiu..........................................................................................................................................26 6.02. M hnh nh gi..............................................................................................................................26 6.03. Cc gi nh......................................................................................................................................26 6.04. Cc s liu u vo chnh.................................................................................................................27 6.05. Cc chi ph v li ch kinh t............................................................................................................27 CHNG VII: KT LUN V KIN NGH..........................................................................................29 7.01. Kt lun............................................................................................................................................30 7.02. Kin ngh..........................................................................................................................................30

CHNG I: MIU T TM TT 1.01. Tn v v tr tiu d n Tiu d n: Nng cp tuyn ng Trng X - o Nhu huyn V Nhai, tnh Thi Nguyn. a im xy dng: X Trng X, x Lin Minh - huyn V Nhai - tnh Thi Nguyn

Cng ty c phn T vn xy dng Thi Phng

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1.02. Mc tiu tiu d n Tiu d n s mang li li ch trc tip cho khong 12.802 ngi sng trong khu vc nng nghip ti cc x vng d n, bng cch ci thin iu kin vn chuyn sn phm u vo v hng nng sn n cc ch. Chi ph vn chuyn hng nng sn cho ngi nng dn s gim c bn, gp phn ci thin thu nhp thc t cho h. Nng cp, xy dng tuyn ng s to ra s giao lu hng ho khng nhng gia nhn dn trong x m rng ra cn l s giao lu hng ho gia ngi dn ni y vi cc vng ln cn, gia thnh th v nng thn. Tiu d n cng s tng kh nng tip cn n cc trung tm gio dc v y t cho ngi c hng li cng nh con ci h, gip ci thin kinh k cho ngi dn. 1.03. Ch s hu/ ch u t/ n v qun l chc nng - Ch s hu: U ban nhn dn tnh Thi Nguyn. - Ch u t: S Nng nghip v Pht trin nng thn tnh Thi Nguyn. - n v qun l chc nng: + S GTVT tnh Thi Nguyn l ch s hu theo chc nng + UBND huyn V Nhai l n v qun l chc nng v giao cho Phng Cng thng huyn V Nhai qun l cng tc vn hnh bo tr (phng cng thng s tuyn chn mt n v nng lc thc hin O&M). 1.04. Qun l d n V pha cp tnh c Ban Ch o d n do UBND tnh quyt nh thnh lp, gm 01 Trng ban, 01 Ph ban v 04 u vin. Ban ch o d n tnh s hp nh k 06 thng 01 ln v c th hp bt thng nu tnh hnh thc hin d n trn a bn i hi. S Nng nghip v PTNT Thi Nguyn l Ch u t, di s ch o ca Ban ch o tnh s chu trch nhim thc hin ton b cc tiu d n trn a bn tnh. Ban Qun l d n Pht trin c s h tng nng thn bn vng cc tnh min ni pha Bc - tnh Thi Nguyn (thuc S NN&PTNT): L n v trc tip qun l d n di s iu hnh tng th ca Gim c Ban QLDA tnh. iu phi vin Ban Qun l d n tnh c trch nhim gim st v qun l hng ngy ton b hot ng d n. Ban qun l d n tnh chu trch nhim trc UBND tnh, Ban ch o d n, S Nng nghip & PTNT v Ban qun l d n Trung ng. T vn trong nc s c tuyn chn tht k lp d n, thit k bn v thi cng v gim st cht lng trong qu trnh thi cng xy dng. S GTVT l n v chc nng trong vic qun l chuyn ngnh, c trch nhim tham gia thm nh trong qu trnh thit k c s, tham gia nh gi cht lng, hng dn cng tc vn hnh bo tr cng trnh trc khi nghim thu bn giao a cng trnh vo s dng. U ban nhn huyn v cc x c d n c trch nhim phi hp cht ch vi S Nng nghip v PTNT (Ban qun l D n pht trin h tng nng thn bn vng cc tnh min ni pha Bc - tnh Thi Nguyn) thng qua Nhm h tr do huyn thnh lp. Ngi dn hng li tham gia vo qu trnh thc hin thng qua cc bui tip xc cng ng, gim st trc tip trong qu trnh xy dng, hoc c th phn nh trc tip vi Ban Qun l d n tnh hoc chnh quyn a phng. S t chc qun l d n - Ph lc I.1 1.05. Tng chi ph u t Tng chi ph u t ca tiu d n (PA chn): 66.658.000.000 VN (tng ng 3.197.050 USD, gi quy i 1USD = 20.850 VN), ( Bao gm 1.674.769.000 VN chi ph vn hnh, bo tr 20 thng, n ht nm 2014 ).Cng ty c phn T vn xy dng Thi Phng

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1.06. Thi gian thc hin Tiu d n thc hin bt u t thng 9/2011 n thng 12/2014, trong thi gian thi cng xy lp l 12 thng, d kin bt u t thng 8/2012, kt thc vo thng 4/2013 v thi gian vn hnh bo tr bng vn d n t thng 5/2013 n thng 12/1014. Tin tng th tiu d n - Ph lc I.2 1.07. C quan vn hnh bo tr n v chu trch nhim qun l chc nng vn hnh, bo tr l l Phng Cng thng huyn. UBND x Trng X v Lin Minh c trch nhim t chc v huy ng nhn dn a phng tham gia mt s cng vic n gin nh no vt cng, h thng thot nc dc, pht quang vo cc t trc v sau l hoc nhng ngy l, tt truyn thng ca a phng.

CHNG II: GII THIU CHUNG2.01. iu kin kinh t - a l 2.01.1. Tnh Thi Nguyn Thi Nguyn l mt tnh min ni nm trong vng min ni v trung du pha Bc, pha Bc gip vi tnh Bc Kn, pha Ty gip vi tnh Vnh Phc v Tuyn Quang, pha ng gip vi tnh Lng Sn v pha Nam gip vi H Ni. Din tch t nhin khong 3434,6 km2, chim 1,13% din tch t nhin c nc. Thi Nguyn l v tr trung tm vn ha x hi ca Vit Bc, l u mi giao thng quan trng gia H Ni v cc tnh min ni pha Bc.


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2.01.2. Khu vc tiu d n V Nhai l mt huyn min ni pha Bc ca tnh Thi Nguyn, din tch t nhin l 845,10 km2, s n v hnh chnh l 14 x v 01 th trn. Dn s trn 62 ngn ngi, gm 07 dn tc anh em cng chung sng. Nm gip ranh vi thnh ph Thi Nguyn v lin k vi tnh Bc Kn, Lng Sn v Bc Giang, c h thng ng giao thng thun li Tuyn ng Trng X - o Nhu l mt tuyn ng ni gia trung tm x Trng X n nh o Nhu ca x Lin Minh, huyn V Nhai, on u tuyn ng ct qua sng Rong, ti T 265 Km8 (cch th trn nh C 8km), cui tuyn l nh o Nhu, i sang x Linh Nham huyn V Nhai. y l tuyn ng lin x quan trng, m bo s giao thng i li trao i vn ha, sn xut ca nhn dn hai x Trng X v x Lin Minh ca huyn V Nhai. Tng chiu di tuyn ng l 9,0 km. 2.02. Hin trng cng trnh Tuyn ng hin c l tuyn ng t p pha ln cp phi dm, si, tng nhng hin nay ng lin x c khng iu kin p ng c cc nhu cu dn sinh kinh t. ng xung cp nhiu, nhiu on i qua khu vc sui rt thp nn thng xuyn ngp khin cho vic giao thng tr nn kh khn v nguy him, chiu di tng cng 9 km. B rng nn ng t 5- 6,5m, tuyn ng thng b ly li, trn trt trong ma ma khin hu ht cc phng tin giao thng khng th i li c, b mt ng xung cp 70%. Cha c h thng thot nc ngang tt. Tuyn ng c mt sng ln l sng Rong chy ct ngang ti u tuyn v 08 im do sui Nhu phn ct hin vn cha c cng trnh kin c. Nguy him nht l ti u tuyn ni sng Rong chy qua, a hnh lng sng tng i hp (rng trung bnh 20 - 35m), ch cn mt trn ma trung bnh cng lm cho nc sng nng ln 0,5 - 1m v cc phng tin vn ti ln cng khng th lu thng. Xe p, xe my v ngi i b c th i trn cu treo cch 50m v pha h lu ca khu vc. Cui tuyn ng l on i qua o Nhu vi mt bn l dy ni cao, mt bn l vc su rt nguy him. T chn o Nhu (cao +97.80) ln n nh (cao +142.95) c chiu di 460m, dc trung bnh l 16%, ng quanh co, vi hai khc cua tay o, khin cc phng tin i li rt kh khn. Cc cng trnh trn tuyn c gm 04 trn, 13 cng trn cc loi, v 12 cng bn hu ht trong tnh trng h hng cn c nng cp. Tuyn ng i qua ven khu vc dn c cc x Trng X, Lin Minh. Khong 80% tng s chiu di ng chy qua khu vc t nng, lm nghip. 2.03. Kt ni vi c s h tng hin c Tuyn ng c im u kt ni vi ng lin x t trung tm x Trng X i nh C v Bnh Long, cch trung tm huyn khong 8 km, ct ngang ng Tnh l 265 ti Km8+00. im cui tuyn ti nh o Nhu, i x Linh Nham huyn ng H. Tiu d n c thc hin s c 01 trng PTTH, 01 trng THCS, 02 trng tiu hc, 01 trung tm x, 01 trm y t x, 01 ch a phng kt ni vi trung tm hnh chnh huyn bng tuyn ng tnh l 265, to iu kin cho ngi dn vng d n tip cn cc dch v ti trung tm huyn gm: 01 ch ln (ch nh C), 01 bn xe khch, trung tm vn ha huyn, 01 bnh vin a khoa.


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Mt s hinh anh hin trang cng trinh


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7


Vi tri cua tuyn ng Trang Xa - eo Nhu

Cng ty c phn T vn xy dng Thi Phng 8


2.04. Ngi hng li

Tiu d n s mang li li ch trc tip cho khong 12.802 ngi sng trong khu vc nng nghip ti cc x vng d n, bng cch ci thin iu kin vn chuyn sn phm u vo v hng nng sn n cc ch. Chi ph vn chuyn hng nng sn cho ngi nng dn s gim c bn, gp phn ci thin thu nhp thc t cho h. Nng cp, xy dng tuyn ng s to ra s giao lu hng ho khng nhng gia nhn dn trong x m rng ra cn l s giao lu hng ho gia ngi dn ni y vi cc vng ln cn, gia thnh th v nng thn. Tiu d n cng s tng kh nng tip cn n cc trung tm gio dc v y t cho ngi c hng li cng nh con ci h, gip ci thin kinh k cho ngi dn.2.05. Thng tin kinh t - x hi v t l ngho

X Trng X c din tch t t nhin 47,53 km2, din tch canh tc nng nghip chim 50%; x Lin Minh 73,73km2, trong din tch canh tc nng nghip chim 12% . Tuy nhin ngh nghip ch yu ca cc x l sn xut nng nghip ngoi ra cn c thu nhp t bun bn nng sn n cc trung tm huyn v th trn nh C. Bng 2.05.1: Tnh hnh kinh t - x hi cc x vng D nTT 1 + Danh mc Din tch- Dn s - Mt Din tich - Trang Xa - Lin Minh + t nng nghip - Trang Xa - Lin Minh + t lm nghip - Trang Xa - Lin Minh + t cha s dng - Trang Xa - Lin Minh + Dn s - Trang Xa - Lin Minh + Mt dn s - Trang Xa - Lin Minh S h - Trang Xa - Lin Minh 2 S h ngho - Trang XaCng ty c phn T vn xy dng Thi Phng

n v

Tng

km2 km2 km2 ha ha ha ha ha ha ha ha ha ngi ngi ngi ngi/km2 ngi/km2 h h h h h

121,26 47,53 73,73 2.887,96 1.922,27 965,69 7.849,37 1.802,42 6.046,95 1.068,55 861,06 207,49 12.802 8571 4231 180 57,4 3.060 2.031 1.029 1.588 1.106 9


- Lin Minh 3 T l h ngho - Trang Xa - Lin Minh S h d tn thng (n ch h, ngi gi c n, ngi tn tt) S h n ch h - Trang Xa - Lin Minh + S h chnh sch - Trang Xa - Lin Minh 5 T l lm ngh nng nghip - Trang Xa - Lin Minh 6 S h lm ngh nng nghip - Trang Xa - Lin Minh 7 S ngi sng bng ngh nng nghip - Trang Xa - Lin Minh 8 Thu nhp bnh qun u ngi - Trang Xa - Lin Minh

h % %

562 54,46 54,62

4 +

h h h h h h % % h h ngi ngi ngi tr./nm tr./nm

363 284 79 225 119 106 80 98 2.633 1.625 1.008 11.451 7.305 4.146 7,0 5,2

Ngun: UBND x cung cp


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CHNG III: XUT K THUT 3.01. Qui m tiu d n Tuyn ng Trng X - o Nhu l mt tuyn ng lin x ni gia hai x Trng X, Lin Minh i qua nh o Nhu thuc a phn huyn V Nhai t Km-0 n Km-9. y l tuyn ng giao thng chnh cho nhn dn ca hai x ni ring v huyn V Nhai ni chung. Kt cu o ng hin ti ch yu l t v t ln dm si. Qua thi gian s dng tuyn ng xung cp khin cho vic giao thng i li kh khn v tr nn nguy him, c nhiu on ct qua sng sui do cao trnh mt ng thp nn thng xuyn c nc trn mt ng, v ma l nc dng rt cao gy nh hng tc nghn giao thng hoc khng th i li c. Khu vc d n c ng tt, s to iu kin pht huy tim nng ca din tch nng nghip, t rng, cng vi chnh sch m ca nh nc v t ai khuyn khch sn xut nng lm nghip s to nn nhiu sn phm hng ha nh lng thc, ch bin hoa qu. Mt khc cn gim c cc chi ph trong sn xut nh: Chi ph u vo cy con ging, phn b thuc tr su, chi ph vn chuyn trong thu hoch v trao i hng ha pht trin ngy cng ln mnh. T trc ti nay do c kh khn v giao thng, nht l vo ma ma, m sn phm hng ha lm ra ch c s dng ti ch, s bn ra cc huyn, tnh khc rt t nn khng khuyn khch c sn xut nng - lm nghip pht trin. C ng giao thng i li thun tin, nng dn c th bn sn phm ly tin mua sm cc phng tin phc v sn xut, sinh hot, s pht trin mnh hn na v kinh t, vn ha x hi. Qua mi c iu kin nng cao dn tr tip xc vi vn minh th. 3.02. Cc phng n thit k Hin nay ng cha c xp vo cp v tiu chun cha t: Mt ng bng t, dm lu khng c u t sa cha ch v vu tm b bng thi, cp phi sng nay xung cp trm trng to thnh g, rnh xi.cc cng trnh cng thot nc ngang lm, mt s b h hng, mt s on qua sng ln khng c cng trnh qua ng, khng m bo thot nc. Nn ng hin ti rng 5 6 m, mt ng t 2,5 3 m bng dm, hc v cp phi b bong bt nng, h hng nhiu, mt s on khng cn lp mt ng v gp ghnh. Mc ch ca vic nng cp ng ln ny l gii quyt cc vn tn ti nhm thng qua ng c nm v a vo cp s dng lu di. Cn c vo c s vt cht k thut ca tuyn ng, ngun vn u t cng nh quy m u t xy dng ca UBND tnh Thi Nguyn, cn c vo ch trng u t xy dng cng trnh ng thuc d n nng cp ng tnh l vn vay ADB ca Ban qun l d n pht trin CSHT nng thn bn vng cc tnh min ni pha Bc, tnh Thi Nguyn - Thuc S Nng Nghip & PTNT tnh Thi Nguyn, vi yu cu ng s c thit k theo tiu chun ng cp V min ni theo tiu chun thit k TCVN - 4054 - 05. Bao gm cc phn vic chnh sau y: Nn mt ng: Tp trung ch yu vo cc on ng cn thit, ni c nn yu xe c khng th vt qua ma ma. Bnh din: Ch yu l bm theo tim ng c nng cp ci to. Tuyn ng c thit k theo tiu chun ng cp V min ni c chm trc. Cng trnh thot nc qua ng c thit k theo tiu chun ti trng H13 - XB60, cng trnh ch yu y l cng trn ng knh D = 100cm dy 10cm, mi on di 1mCng ty c phn T vn xy dng Thi Phng

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v cng bn b rng cng l 1m. Np cng BTCT, thn m l kt cu xy va M100. Cc cng cn tt s c nng cp ci to li. Cng trnh ng trn qua sui (trn v cng kt hp) c thit k vi tiu chun ti trng H13 - XB60. ng u ngm thit k theo tiu chun ng cp V min ni. Mng, thn m v tng cnh b tng. 08 cng trnh ng trn qua sui Nhu c cng x y c ng knh D = 100m dy 10cm, mi on di 1m. Cng trnh qua sng Rong c th lm ng trn hoc cu. H nh o Nhu xung v dc hin ti (16%) l qu ln v nguy him m bo an ton giao thng. Trn c s nay ta co cac phng an sau: a. Phng n I: + Nn ng: Theo tiu chun ng cp V min ni - Tiu chun thit k TCVN 4054 - 05; Ti trng thit k cng trnh: H13- X60: - Nn ng rng Bn = 6,50 m (C chm trc ti nhng v tr c bit kh khn v mt bng xy dng). - Rnh thot nc mt ct hnh thang c kch thc (120x40x40)cm (Rng x cao x y). - dc ngang mt ng: 3%, l ng: 4%. - dc mi ta luy ng p: 1:1,5. - dc mi ta luy nn o: Ph thuc vo a cht ti v tr xy dng cng trnh. - dc dc ti a: 11%, c chm trc ti on o Nhu. - Bn knh ng cong nm ti thiu R= 30 m (c chm trc cc v tr c bit kh khn do a hnh). + Mt ng Mt ng rng Bm = 3,50 m (cha k m rng). + Kt cu o ng tnh t trn xung nh sau: - Lng nha 2 lp tiu chun nha 3 kg/ m2 - Ti lp dnh bm mt ng bng nh tng gc Axt lng nh tng 1 kg/ m2. - Mng cp phi dm loi 1 dy 14 cm. - Mng cp phi dm loi 2 dy 16 cm. - t nn thin nhin hoc t p K95. - L ng mi bn rng 1,5 m, gia c rng 1,0 m. - Kt cu l ng gia c (L =1,0 m) nh sau: + Ti nha dnh bm bng nh tng, tiu chun 1 kg/m2. + Lp mng trn bng cp phi dm loi I dy 14 cm. + Lp mng di bng cp phi dm loi II dy 16 cm. Cc hng mc cng trnh trn tuyn khc: Lm mi 9 trn, trong c 1 ng trn lin hp cng qua sng Rong, 8 tran con lai qua sui Nhu; Thn trn v tng cnh Btng, cng thot nc D100 ti cc v tr qua sui Nhu v D200 cm ti v tr qua sng Rong. Mt trn BTCT M250 dy 25 cm. - Xy dng mi v ci to 30 cng thot nc - Xy dng hon chnh h thng an ton giao thng. Tng vn u t xy dng cng trnh ca phng n I: 66.658.481.012 VN Tng mc u t:Cng ty c phn T vn xy dng Thi Phng

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* Trong : 1 Chi ph xy dng: 2 Chi ph qun l d n: 3 Chi ph t vn u t xy dng: 4 Chi ph khc: 5 Chi ph h tr GPMB: 6 Chi ph vn hnh v bo tr ( O&M ) 7 Chi ph d phng 9%: 53.597.770.103 VN 921.881.645 VN 3.321.272.176 VN 638.876.812 VN 1000.000.000 VN 1.674.769.000 VN 5.503.911.276 VN

b. Phng n II: - Phng n hai c cc hng mc nh phng n mt, nhng ring on qua sng Rong lm mi 01 cu BTCT vinh cu qua sng Rong. Tng vn u t xy dng cng trnh ca phng n II: Tng mc u t: * Trong : 1 Chi ph xy dng: 2 Chi ph qun l d n: 3 Chi ph t vn u t xy dng: 4 Chi ph khc: 5 Chi ph h tr GPMB: 6 Chi ph vn hnh v bo tr ( O&M ) 7 Chi ph d phng 10%: 88.371.593.729 VN 1.329.108.770 VN 3.875.382.773 VN 908.590.990 VN 3.004.056.041 VN 1.630.099.000 VN 9.911.883.130 VN 109.030.714.433 VN

3.03. Phng an chon: Thng qua nghin cu so snh hai phng n cho thy phng n I l phng n c nhiu u im hn phng n II nhng im sau: + Cng ngh thi cng n gin. + C th tn dng ng o ngun nhn lc d tha ca a phng, t gip h c thm thu nhp, cng l mc tiu ca d n. + Qu trnh duy tu bo dng n gin. + Tn dng ti a vt liu xy dng a phng. - i vi phng n xy cu cng qua sng Rong th quy m u t xy dng ln, k thut phc tp. C th nh sau: + V mt k thut: Theo kt qu tnh ton thu vn, iu tra mc nc l lch s th ti v tr xy dng cng trnh l +48.63m, cao trnh mt cu l +49.83m m bo an ton. ng ngha vi quy m xy dng cu cng th bt buc phi tn cao ng hai u cu (Cao trnh ng pha t sui hin ti l +48.23m, phi tn cao trung bnh l 1,60m; Cao


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trnh ng pha hu sui hin ti l +47.93m, phi tn cao trung bnh l 1,90m), tng chiu di phi tn cao ng hai u cu khong 520m. + Xt v iu kin kinh t, chi ph u t xy dng ln hn so vi PA1 khong 1,6 ln ( khong 40 t ). Tuyn ng Trng X - o Nhu nm trong quy hoch giao thng ca tnh Thi Nguyn mang nhiu mc ch kinh t, chnh tr, quc phng. D n s gp phn trc tip vo tng thu nhp cho ngi dn a phng, gim tnh trng tai nn giao thng v nhim mi trng Qua nghin cu cho thy xy lp cng trnh theo phng n I s mang li li ch nu trn v vn m bo v mt kinh t k thut, v vy kin ngh chn phng n I lm phng n thit k. 3.04. D ton chi ph 3.04.1. Tng vn u t Tng vn u t xy dng cng trnh phng n chn: 66.658.481.012 VN Tng mc u t: Lm trn: * Trong : 1 Chi ph xy dng: 2 Chi ph qun l d n: 3 Chi ph t vn u t xy dng: 4 Chi ph khc: 5 Chi ph h tr GPMB: 6 Chi ph vn hnh v bo tr ( O&M ) 7 Chi ph d phng 9%: 53.597.770.103 VN 921.881.645 VN 3.321.272.176 VN 638.876.812 VN 1000.000.000 VN 1.674.769.000 VN 5.503.911.276 VN 66.658.000.000 VND

Ghi ch: - Cc chi ph GPMB v vn hnh bo tr trong thi gian thc hin d n bng ngun vn ngn sch - T gi 1 USD = 20.850 VND ti thi im thng 2 nm 2012 D ton chi tit - Ph lc III.3 3.04.2. Phn kinh ph vn hnh bo tr: 1.674.769.000 ng tng ng 80.235 USD s dng ngun vn i ng ca Tnh. 3.04.3. Phn kinh ph h tr n b, gii phng mt bng: 1.000.000.000 ng 3.05. K hoch cp vn K hoch cp vn - Ph lc III.4 3.06. K hoch thc hin d n Ban qun l d n Trung ng l mi lin kt chnh gia BQLDA tnh v c quan cc cp quc gia v quc t chu trch nhim cp vn v gim st d n cng ton b tiu d n hp phn. Di s hng dn ca Ban qun l d n Trung ng, Ban qun l d n tnh s chu trch nhim tng th v vic thc hin cc tiu d n t bc xy dng k hoch cng vic, lp d n u t, lp h s thit k BVTC, lp k hoch u thu, lp h s mi thu,Cng ty c phn T vn xy dng Thi Phng

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chm thu, m phn hp ng, trao thu, kim tra, gim st v kim sot cht lng cng trnh. Ban qun l d n tnh s phi hp vi nhm h tr huyn v ban gim st x trong qu trnh thc hin d n ti thc a. Ban qun l d n tnh c trch nhim tuyn chn T vn gim st cng nh gim st cng tc thit k chi tit. BQLDA tnh s thng bo cho a phng v k hoch, tin v quy trnh thi cng; phi hp vi cc ban ngnh/cc cng ty qun l/chnh quyn huyn, x cng t chc ngi s dng chu trch nhim qun l sau khi bn giao cng trnh - v thit k d n, gim st xy lp, xy lp trc khi bn giao v lp k hoch vn hnh bo tr. Nhm h tr tiu d n ti huyn gm cc phng ban: Vn phng UBND v HND huyn, Phng cng thng, Phng Nng nghip v PTNT, Phng K hoch - Ti chnh, Phng Ti nguyn v Mi trng v Ban Bi thng, gii phng mt bng s phi hp vi Ban Qun l d n, cc T vn gim st, Nh thu thi cng tham mu cho UBND huyn v hng dn ngi dn tham gia trong qu trnh trin khai d n ti a phng. Ban gim st c thnh lp mi x c d n i qua nhm mc ch theo di v gim st cng ng.3.07. K hoch u thu

Ban qun l d n tnh s tuyn chn cc nh thu ca cc gi thu ca d n theo quy nh ca nh ti tr v Chnh ph Vit Nam. Chi tit phn chia v k hoch u thu - Ph lc III.63.08. Yu cu v t vn

3.08.1. Cc lnh vc yu cu t vn Ban QLDA tnh s c trch nhim tuyn chn t vn cho cng tc lp Bo co d n u t (SIR), lp Bo co kinh t k thut, kho st TKBVTC v lp Tng d ton; gim st cng trnh; kim ton cng trnh hon thnh. v cc loi hnh t vn khc cn thit. 3.08.2. Hnh thc tuyn chn t vn Ban Qun l d n tnh s tuyn chn cc t vn nu trn theo hnh thc CQS. Chi tit k hoch tuyn chn t vn - Ph lc III.6


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CHNG IV: VN HNH V BO TR (O&M) 4.01. C quan chu trch nhim: S cc c quan chu trch nhim th hin hnh 1. UBND tnh l cp quyt nh u t s ph duyt k hoch tng th vn hnh bo tr, b tr ngun vn hng nm, ph duyt quyt ton vn hon thnh. UBND huyn: l c quan ch u t hng mc vn hnh bo tr, chu trch nhim: trnh k hoch tng th v k hoch vn hng nm l cp thm quyn, ph duyt k hoch chi tit v d ton vn hnh v bo tr hng nm. Phng cng thng huyn: l n v qun l cng tc vn hnh, bo tr. Chu trch nhim: Xy dng/iu chnh k hoch, d ton vn hnh, bo tr thng xuyn v bo tr nh k trnh cp c thm quyn thm nh ph duyt. La chn v thu n v thc hin cng tc vn hnh, bo tr c cp c thm quyn ph duyt; T chc gim st, nghim thu, thanh/quyt ton vi cc c quan chc nng Nh nc v vic s dng vn ngn sch; Phi hp vi cc n v lin quan khc trong vic qun l vn hnh v bo tr ton b h thng mng ng trong khu vc cng trnh pht huy hiu qu cao. Phng k hoch, Ti chnh, kho bc Nh nc huyn h tr n v vn hnh - bo tr trong qu trnh lp k hoch vn hng nm, gii ngn thanh ton theo quy nh ca lut php hin hnh. UBND X Trng X v Lin Minh tham gia vn hnh v bo tr cng trnh, c trch nhim: tuyn truyn, ph bin v huy ng ngi hng li tham gia bo v v bo tr cng trnh, thu thp kin ca ngi dn v tnh trng ca cng trnh phn nh cho c quan qun l vn hnh - bo tr. Ban qun l d n tnh v Nh thu c trch nhim: cung cp y h s hon cng cng trnh v h s lin quan cho Phng cng thng huyn; T chc o to v vn hnh - bo tr cho nhng ngi thc hin nhim v vn hnh - bo tr v cc n v, c nhn lin quan khc trong qu trnh thc hin. Hnh 1- M hnh t chc v trch nhim vn hnh - bo try Ban Nhn Dn tnh (Ph duyt k hoch tng th cng tc vn hnh bo tr, giao k hoch vn)

y Ban Nhn Dn Huyn (Chu trch nhim tng th cng trnh h tng c s bao gm cc tuyn ng giao thng lin x/ICRs)

Phng Cng Thng (Chu trch nhim qun l v O&M ng giao thng )

Phng k hoch ti chnh -Kho bc. (h tr lp k hoch O&M v qun l gii ngn vn)

n v thc hin O&M (thc hin O&M ng giao thng)

Cc x hng li (Tham gia bo v, bo tr thng xuyn)

Ghi ch:

Mi quan h ch o Mi quan h phi hpCng ty c phn T vn xy dng Thi Phng

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Trong s thc hin, Phng Cng thng l c qun chnh m bo thc hin tt k hoch vn hnh bo tr. Cn t chc o to cho cn b thuc Phng cng thng v UBND x lp k hoch v thc hin cng tc vn hnh bo tr. Ngoi ra cn to iu kin cho cn b x tham gia cng tc vn hnh, bo tr nng cao nng lc qun l, thc hin nhm tng bc a cng tc qun l vn hnh - bo tr v cho cc x hng li thc hin. T chc trc tip c tuyn chn thc hin vn hnh bo tr cng trnh phi l mt n v c t cch php nhn theo quy nh, c t chc gm gim c iu hnh, cc phng ti v, phng vt t1 - xe my, cc phng chc nng khc v cc T qun l vn hnh, bo tr cng trnh. Mi t gm mt t trng, 1 cn b k thut, 1 cn b tun ng v 6 - 8 cng nhn. S t chc trc tip thc hin vn hnh bo tr nh hnh 2. T qun l vn hnh s c trang b my ct c cm tay, my ca g cm tay, m cc v cc dng c lao ng gin n. Khi thc hin bo tr cng trnh cc t s c iu ng thm nhn lc v thit b nh my lu, xe ti, my ti nha, ni nu nha. Hnh 2 - T chc trc tip thc hin vn hnh bo tr. Gim c iu hnh Phng Ti v T trng Cn b tun ng Cn b k thut 6 8 cng nhn

Phng vt t xe my

4.01.2. Phn tch s thc hin vn hnh - bo tr: M hnh t chc thc hin vn hnh - bo tr th hin hnh 1: M hnh ny hin ang p dng cho hu ht cc cng trnh c quy m cp x. u im ca m hnh qun l ny l c n v qun l v n v thc hin c chuyn mn nghip v v nhn vt lc thc hin m bo thc hin tt nhim v, vic cp pht v thanh ton vn thun li do c quy nh. Nhc im l ngi hng li cha trc tip qun l thc hin vn hnh - bo tr cho cng trnh phc v chnh cng ng ca h, chi ph cao. Qu trnh thc hin qun l cn to iu kin x v ngi hng li tip cn cng vic qun l, vn hnh v bo tr dn dn tng bc chuyn sang m hnh x qun l, vn hnh - bo tr vi s tham gia tch cc ca ngi hng li. 4.01.3. Nhu cu o to v vn hnh - bo tr: - Trong qu trnh thc hin d n, Ban QLDA TW s phi hp vi Ban QLDA tnh, cc t vn lin quan s t chc o to cho c quan qun l nh nc trc tip, n v chu trch nhim v qun l - vn hnh- bo tr v ngi hng li trc tip cc ni dung lin quan n cng tc bo tr 01 kha o to; - Ban QLDA v nh thu thit k, xy lp s hng dn c th v vn hnh - bo tr trc khi bn giao cng trnh cho s dng. 4.02. Cc hot ng vn hnh v bo tr 4.02.1. Vn hnh Vn hnh h thng bao gm nhng cng vic chnh sau y: Tun ng, kim tra thng xuyn; Pht tuyn, pht cy c; Vt, khi rnh dc; Nn sa cc tiu, bin bo; VCng ty c phn T vn xy dng Thi Phng

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sinh mt ng; Kim tra hng thng; Kim tra nh k nm; Trc l bo; Cp nht s liu cu ng v thu thp tnh hnh l bo. 4.02.2. Sa cha thng xuyn Sa cha thng xuyn i vi kt cu mt ng bao gm nhng cng vic chnh sau: Lng nha mt ng rn chn chim; Bt l; X l cao su, snh ln; p ph nn, l ng; Sa cha nh ( g, bong bt, ln cc b,...); Ht t st; B sung bin bo; Sa cha h hng mt, khe co dn mt ng BTXM. Sa cha thng xuyn i vi cng cc loi bao gm nhng cng vic chnh sau: Thng cng cc loi; Sa cha nh cng trnh cu v cng cc loi. 4.02.3. Bo tr nh k Theo bo co u t D n pht trin c s h tng nng thn bn vng cc tnh min ni pha Bc th thi gian cho thc hin bo tr nh k l 5 nm mt ln vi cng trnh ng; Gi tr tm tnh 30% vn u t, bao gm sa cha mt s b phn cng trnh b h hng: Mt, nn..,.. c lit k ti thi im xc nh. Ni dung cng vic chi tit c cn c vo bo co kinh t - k thut theo quy nh v qun l u t ca Nh nc hin hnh ti thi im thc hin bo tr. 4.02.4. B tr thc hin Cng tc vn hnh & bo tr thng xuyn h thng cng trnh sau khi ci to, nng cp do phng cng thng huyn la chn n v c nng lc thc hin theo quy nh ca Nh nc/ D n hin hnh. Bo tr nh k c thc hin cn c vo bo co kinh t k thut c cp c thm quyn ph duyt. 4.03. D ton chi ph cho vn hnh v bo tr C s tnh ton: - nh mc bo dng thng xuyn ng b Q 3479/2001/Q-BGTVT ngy 19/10/2001, v cc quy nh hin hnh ca Nh nc v B GTVT. - Cc cn c p dng lp d ton km theo h s d n. - Cc vn bn quy nh hin hnh. 4.03.1. Vn hnh Chi ph cho vn hnh hng nm - Theo phn tnh ch ph vn hnh bo tr 4.03.2. Bo tr thng xuyn Chi ph bo tr hng nm - Theo phn tnh ch ph vn hnh bo tr 4.03.3. Bo tr nh k Gi tr d ton cho mi ln bo tr nh k c tnh ton bng t l % chi ph u t, gi tr c th cho trong bng d ton chi ph cho vn hnh - bo tr. Tng hp chi ph cho vn hnh - bo tr nh bng sau:


18


Bng 4.1: Chi ph vn hnh + bo trChi ph thng xuyn Nm Vn hnh 2012 2013 (8thang) 2014 Cng 2015 2016 2017 2018 2019 ,,,, Bo tr Bo tr nh k D phng 10% 0 184.651.770 276.977.656 461.629.42 6 276.977.656 276.977.656 276.977.656 276.977.656 276.977.656 ,,,, 636.532.856 636.532.856 ,,,, 424.355.238 636.532.856 1.060.888.09 4 636.532.856 636.532.856 18.000.000. 000 60.900.701 91.351.051 152.251.7 52 91.351.051 91.351.051 1.827.697.7 66 91.351.051 91.351.051 ,,,, Tng nm 0 669.908.000 1.004.862.00 0 1.674.769.0 00 1.004.862.00 0 1.004.862.00 0 20.104.675.0 00 1.004.862.00 0 1.004.862.00 0 ,,,,

,,,,

4.04 K hoch cp vn cho vn hnh v bo tr Chi tit ngun vn cho vn hnh - bo tr cho trong bng sau: Bng 2: K hoch cp vn cho vn hnh v bo trNm 2012 2013 2014 Cng 2015 2016 2017 2018 2019 ,,, K hoch i ng d n Ngn sch tnh Ngn sch huyn Ngun khc

669.908.000 669.908.000 1.004.862.0 1.004.862.0 00 00 1.674.769. 1.674.769. 000 000 1.004.862.0 00 1.004.862.0 00 20.104.675. 000 1.004.862.0 00 1.004.862.0 00

1.004.862.0 00 1.004.862.0 00 20.104.675. 000 1.004.862.0 00 1.004.862.0 00

Ghi ch: bao gm 10% d phng UBND tnh Thi Nguyn c vn bn cam kt s chu trch nhim v vn hnh bo tr cng nh s tin vn cho cng tc ny. Chi tit danh mc cc vn k thut - ti chnh - t chc cho vn hnh v bo tr phn tnh chi ph vn hnh bo tr


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CHNG V: CC VN V AN TON 5.01. Tham vn cng ng Cc bui tham vn c t chc ti y ban nhn dn (UBND) x Trng X v Lin Minh. Cc ngi dn (c ngi hng li v ngi b nh hng) n tham d trong c i in ca UBND x v s tham gia ca i din cho cc t chc chnh tr x hi ca cc x nh: Hi Lin hip ph n, Mt trn T quc, on Thanh nin, Hi Nng dn, Hi Cu chin binh, a chnh x v trng thn. Tham gia vo cuc hp tham vn cn c i din h tr k thut huyn V Nhai, cn b ban QLDATW v cc cn b t vn chnh sch an ton. Mc ch ca cc bui tham vn: nhm tho lun v tiu d n Nng cp tuyn ng Trng X - o Nhu, huyn V Nhai, tnh Thi Nguyn, thu thp kin ca cng ng v phng n thit k c chn, nhng vn v cc tc ng mi trng ca d n, vn n b, thu hi t v ti nh c, vn v gii, vn tham gia ca cng ng trong vic bo dng, vn hnh hot ng ca ng. Tuyn truyn v d n: Cng ng c ph bin v mc tiu, mc ch v kt qu ca D n Pht trin c s h tng nng thn bn vng cc tnh min ni pha Bc ni chung v tiu d n Nng cp tuyn ng Trng X - o Nhu ni ring. Nhng nguyn vng, mong mun, kin xut v nhn thc ca cng ng s c cn nhc, gii p, t trong sut giai on thit k v thc hin d n; c th l cc xut v khuyn ngh nhm nng cao tc ng tch cc ca tiu d n n ngi hng li vi s ch c bit n ph n v nhm ngi d b tn thng nh h ngho, tr em, ngi tn tt, gia nh chnh sch .....Ngi dn tham gia cc cuc hp xut v thng nht vi cc bin php gim thiu tc ng n mi trng (xem c th bo co Mi trng) Tiu d n khng phi di di nh ca, khng phi thc hin cng tc ti nh c. 5.02. Nhn thc ca cng ng Thng tin v d n s c ph bin n ton b ngi c hng li v b nh hng thng qua cc cuc hp thn/x, h thng truyn thanh thn/x, t ri, hoc c th trn bo ch v i Pht thanh truyn hnh tnh Thi Nguyn trong cc giai on xy dng, vn hnh v bo tr. UBND x Trng X v Lin Minh c trch nhim m bo rng ngi dn trong vng d n, c bit l cc h b nh hng c ph bin y v tin , cc hot ng d n cng nh v nhng thay i i vi thit k ban u c th gy nn tc ng ng k nh cc vn v ti nh c, thu hi t, v mi trng. Ban Qun l d n tnh Thi Nguyn phi hp cng UBND x cng xy dng mt chng trnh chi tit cho chin dch nng cao nhn thc, v bo co nh k ln BQLDA tnh Thi Nguyn v tnh hnh thc hin chng trnh ny cng nh v nhng phn hi thu c t ngi dn. 5.03. S tham gia ca cng ng Theo chnh sch ca ADB v ca chnh ph Vit Nam, cng ng c tham gia trc tip vo d n v tham gia gin tip qua t chc i din ca mnh, bao gm: (i) Cng ng c tham gia trc tip vo cc cuc hp thn ca cc cng ty t vn, h c c hi by t kin ca mnh v vic la chn tiu d n sao cho p ng c cc tiu ch ca d n; Gp hon thin thit k chi tit ca t vn thit k; xut cc gii php gim thiu tc ng tiu cc n vn mi trng; Hi v cht vn nhng vn lin quan n


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n b ti nh c nhm nng cao nhn thc cng nh m bo quyn li ca nhng ngi b nh hng. (ii) Ngoi ra, ngi dn cn c tham gia gin tip qua i din t chc on th ca mnh, c th: Ban Gim st cc x (BGS) trong c i din ca Hi Lin hip ph n x v cc thnh vin ca Ban ngnh khc c thnh lp ti x Trng X v Lin Minh (c quyt nh ca UBND x) s tham gia gim st vic bi thng thu hi t, hot ng xy dng ca nh thu, cng nh chin dch nng cao nhn thc, ng thi m bo quyn li ca ph n trong tt c cc hot ng. Ngi dn s c ph bin v tin thc hin tiu d n; i din Ban Gim st x s tham gia vo Ban bi thng huyn v nhm kim k; m bo cc chnh sch bi thng, danh sch h dn b nh hng, kt qu kim k v khung gi bi thng vv... theo ng quy nh hin hnh; v gim st tin thc hin tiu d n. Nhm ngi hng li tham gia vn hnh v bo tr s c thnh lp trong giai on thit k/FS ca d n, v c o to c th thc hin nhim v ca mnh. BGS x s phi hp vi UBND cc x nhm m bo ti chnh cho trang thit b cng cc chi ph hng ngy lin quan n cng vic c thc hin. BGS x s bo co thng xuyn v nh k ln BQLDA tnh v tin thc hin tiu d n nng cp tuyn ng Trng X - o Nhu, huyn V Nhai, tnh Thi Nguyn cng nh qu trnh tham vn v tham gia ca cng ng. Trong qu trnh thi cng, s khuyn khch nh thu s dng lao ng a phng thc hin cc hot ng xy lp nhm to thu nhp cng nh nng cao tnh trch nhim cho ngi dn trong khu vc d n. 5.04. Ti nh c, thu hi t v n b Kinh t trong vng d n bao gm cc ngnh nng nghip (80- 98%), cc ngnh khc chim t trng rt nh khng ng, .... ch yu l nng nghip v dch v, thu nhp bnh qun u ngi l rt thp 5,2 -7,0 triu/ngi.nm. T l dn s sng di mc ngho trong vng d n khong 25%, t l h ngho chim 30%. Tuyn ng i qua nhiu khu dn c v khu vc trng la, trng rng ca ngi dn x Trng X v Lin Minh, tuyn ng c thit k theo tuyn c c rng mt ng 6,5 m v tuyn ng khi xy dng s phi m rng ra hai bn v cc phn taluy o p; nn s phi thu hi thm t v nh hng n cy ci ca dn bn ng; v tr cc cng u c nng cp m rng ra v vy trong d n phi c h tr n b. 5.05. Tc ng mi trng 5.05.1.Hin trng cht lng mi trng vng tiu d n nng cp ng Trng X o Nhu. a. Cht lng khng kh, ting n v dao ng. Cht lng khng khi va ting n cha bi nhim, cac chi tiu u nm trong gii han cho phep nh Mc bi o c khong 0,21 mg/m3 (khng vt ngng cho php 0,3 mg/m3), ting n o c trong vng l 63 Leq (ngng cho php ting n trong khu dn c l 75 Leq), do lng xe c gii qua lai khng cao.... Ngun gy bui va ting n chu yu l cc phng tin giao thng. b. Cht lng nc Cht lng nc ngm: Hin ti nc ngm ch yu dng cho sinh hot quy m h gia nh v kinh doanh quy m nh, cha s dng vo mc ch phc v sn xut. Nc ngm c cht lng tt, m bo phc v sinh hot ca nhn dn.Cng ty c phn T vn xy dng Thi Phng

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Cht lng nc mt: Ngun nc mt trong khu vc tiu d n c sui Nhu, sng Rong cung cp nc phc v cho thu li v mua kh. Nhu cu xy ho hc mt s v tr cac sng, knh thuc vung d an khng vt qu QCVN 08:2008/ BTNMT (ct A2) p dng i vi nc mt c th dng lm ngun nc cp sinh hot (nhng phi qua qu trnh x l theo quy nh). Ni chung, cht lng nc tng i tt, cha b nhim do nc thi sinh hot v nng nghip. c. Cht lng t Dc theo tuyn ng l khu canh tc nng nghip v khu dn c. Tng t canh tc trong vng ch yu l t mu m ph hp cy trng nng nghip, chiu dy ca lp t ny cng gim dn t vng thp n vng cao (t 0,3 - 0,4 m n 0,1 - 0,2 m) v mu m ca t cng gim dn theo quy lut ny. i vi cc vng rung trng vi iu kin canh tc nh hin nay, nu ti tiu ch ng, nng sut la c th t trn 5,0 - 5,5 tn/ha/v. d. Ti nguyn sinh thi Nhn chung, khu vc DA khng nm trong cc khu vc sinh thi nhy cm, khng c cc thnh phn loi qu him nm trong sch cn phi c bo v. Thc vt: - Thc vt trn cn trong vng DA ch yu l ly g: M, keo, bch n, cy la nc c trng nhiu trong vng, ngoi ra cn trng thm cc loi hoa mu nh: khoai lang, khoai mn, bu, b, ng, u , c chua v mt vi cy lm thuc nh: ngi cu, kinh gii, c mc... - Thm thc vt hoang di ch yu l cy g l rng vi cc loi g t nhm II n nhm VIII, nhng hin ti tr lng khng cn nhiu. Rng giu v rng trung bnh chim t l thp. Ngoi rng g cn c rng tre, na, vu, rng hn giao, ni . - Thc vt di nc bao gm cc nhm sinh vt ni nh to lam, to silic, to lc. Thc vt y tng i ngho, cc loi nghi nhn c phn ln l cc loi thc vt thu sinh sng chm mt phn hoc chm hon ton trong nc nh cc loi r gai, nng, c cht, rong kht, rong bt.... ng vt: - ng vt trn cn: Cc loi ng vt trong vng gm 109 loi th, 179 loi chim, 178 loi b st v lng c,cng vi cc loi ng vt c con ngi thun dng v gn gi vi cuc sng ca nh nng nh cc loi gia sc, gia cm. Trong khu vc c mt s loi th hoang nh: hu x (Moschus caobanghensil), voc (Trachypithecus delacouria, Trachypithecus avunculus), vn (Hylobates concolor), th trng Trung Quc (Lepus sinenis), Tuy nhin, hin nay s lng ng vt ang b suy gim nhiu do nn sn, bn ba bi v cht ph rng lm mt ni c tr. - ng vt di nc: khng phong ph nhiu ch yu c biu vng, tm, tp, cua. 5.05.2. Cc tc ng mi trng a. nh hng khng ng k hoc nh hng tch cc: V ng c xy dng theo tuyn ng c nn d n khng nh hng ng k n mi trng. Tuyn ng khng nm trong vng nhy cm v mi trng cng nh khu di tch, khng lm thay i ch dong chay cua sng, cac knh, ao, h nho. Trong qu trnh xy dng, s ch gim thiu tc ng n mi trng ti khu dn c, cc ao, h, sng. Vt liu s c ly t cc bi mn c ph duyt (Ct, sn - trn sng Rong, dm: M Trc


22


Mai, Quang Sn), vt liu thi s c x l theo cc phng php an ton vi mi trng, c hoc chn lp ti cc bi thi c ph duyt. b. nh hng tiu cc khng ng k Giai on thi cng: Trong qu trnh xy dng, nht thi s c mt s tc ng nh c nh hng tiu cc n mi trng nh - Ting n v khi bi tng t cc hot ng san lp, o si mt bng, v t vic vn chuyn vt liu. - Cht lng nc ti sng, cac knh, sui, ao, h nho nm ven ng xy dng co th bi anh hng, nhim do cc hot ng o si; do nc thi v/hoc nha ng nu qun l nc thai va rac thai, vt liu thai khng tt. - Rui ro tai nan lao ng co th xay ra nu ni quy an toan lao ng khng c tun thu nghim ngt. Nha thu cn ap dung y u cac bin phap giam thiu mi trng va thc hin chng trinh giam sat mi trng nh a m ta chi tit trong Cam kt Bao v Mi trng/Bao cao Kim tra mi trng Ban u IEE Giai on Vn hnh d n: - Tc ng n mi trng khng kh, ting n, bi do lu lng xe c tng - Tc ng n mi trng nc do nc mt, nc ngm b nhim t nc chy qua mt ng b nhim bn hoc do cc cht thi x l khng ng quy nh. Bin phap giam thiu cn thc hin la phng tin chuyn ch vt liu xy dng cn c che ph ung quy cach, Thc hin gim st kh thi, khi bi v ting n thng qua h thng mng li gim st cht lng khng kh do S Ti nguyn Mi trng thc hin. UBND huyn cng chu trch nhim qun l v bo dng ng trong giai on vn hnh. 5.05.3. K hoch qun l mi trng C cc k hoch gim thiu tc ng mi trng trong giai on trc khi thi cng, giai on thi cng v giai on vn hnh; k hoch gim st mi trng bao gm gim st nh hng mi trng v gim st tun th quy nh v mi trng; k hoch thc hin K hoch qun l mi trng; xy dng H thng Bo co v gim st trong cc giai on; trch nhim, vai tr c th ca cc n v thc hin; tnh ton, d tr ngn sch thc hin K hoch qun l mi trng (nu Bo co Kim tra mi trng ban u). 5.06. Gii v nhm ngi d b tn thng 5.06.1 Mt s vn gii ti khu vc d n: Qua t kho st thc a, thng tin thu c cho thy, vn cn c s khc bit gia nam v n: - T l ph n tham gia vo b my chnh quyn cp x cn thp hn nam gii, dao ng t 10 - 15%, cc v tr quan trng trong b my u do nam gii m nhim nh ch tch, ph ch tch UBND x, Ch tch hi ng nhn dn, B th ng u x, ph n ch gi nhng v tr km quan trng hn v lin quan n cc vn x hi nh gia nh, tr em, dn s.. - Ph n c trnh hc vn cp hc t trung hc ph thng tr ln thp hn nam gii, nhng khng ng k (3-5%). iu ny chng t tr em n cng c bnh ng hn trong vn hc tp. - T l lao ng ph n c qua o to chuyn mn cng thp hn lao ng nam.Cng ty c phn T vn xy dng Thi Phng

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S tham gia ca ph n vo cc Ban gim st cng ng ca cc d n xy dng c s h tng cn rt hn ch, hu ht thnh vin trong Ban gim st l nam gii. Hi Lin hip ph n huyn cha c tham gia vo Ban gii phng mt bng ca huyn (Ban n b ti nh c). - S tham gia ca cng ng vo hot ng vn hnh duy tu bo dng cc cng trnh c s h tng vn cn hn ch, ch yu cc cng trnh ny do cp huyn, cp tnh qun l. Mt s cng trnh giao cho cp x qun l, th s huy ng s tham gia ca ph n cn hn ch, v ph n ch mi c tham gia vo cc hot ng lm v sinh v khng c tr cng. - Ti cc x trong vng d n vn cn tnh trng bo lc gia nh (t l thp), m ph n l nn nhn. - Cng vic ni tr trong gia nh phn ln do ph n m nhim (80-85%) chim rt nhiu thi gian ca ph n v khng c tr cng, chnh v vy ph n t c thi gian cho vic ngh ngi gii tr v tham gia cng tc x hi 5.06.2. Nhm d b tn thng Tng s dn cua hai x Trng X v Lin Minh l 12.802 ngi. Da vo s liu do x cung cp, c hn 50% sng mc ngho, 363 h c ph n n thn lm ch h, 225 h thuc gia nh chnh sch. Tiu d n nng cp ng Trng X - o Nhu s mang li nhng tc ng n ph n v nhm ngi d b tn thng. 5.06.3. Tc ng tch cc Tiu d n nng cp ng Trng X - o Nhu ch yu s mang li nhng tc ng tch cc n nhm ngi d b tn thng: Tiu d n c k vng s ci thin cc iu kin cho ph n, tr em v nhm ngi d b tn thng thng qua vic nng cao kh nng tip cn n trng hc (Nh tr, mu gio, Tiu hc, THCS v PTTH ), trm y t, bnh vin, ch v trung tm hnh chnh l UBND x Trng X v Lin Minh. Khi tiu d n hon thnh, c th dn n mt s thay i v iu kin kinh t x hi ca cc h gia nh, trong c cc nhm d b tn thng qua vic lu thng hng ho, giao lu vn ho gia cc dn tc, kch thch pht trin kinh t th trng v t to iu kin cho pht trin sn xut, c bit pht trin sn xut theo nhu cu th trng v lm tng nhu cu i vi cc sn phm nng nghip v a dng ha ngnh ngh; Pht trin sn xut, tng thu nhp c kh nng ci thin i sng v vn ho x hi ca ph n v nhm ngi d b tn thng. Tiu d n khng c thu hi t v cc sn phm trn t, khng c n b ti nh c nn khng nh hng n cuc sng ca h. 5.06.4. Tc ng tiu cc Trong giai on xy dng, tm thi tiu d n cng c mt vi tc ng tiu cc n mi trng nh to ra lng bi v ting n nhiu hn trc khi c d n, c th nh hng n sc khe c bit l ca ph n, tr em, ngi mc bnh kinh nin l, nhng ngi d b tn thng, nht l vi cc loi bnh truyn nhim lin quan n nc v khng kh. Ngoi ra, trong giai on vn hnh, do ng tt, cc phng tin giao thng s tng ln, do hn ch v nhn thc c th dn n gia tng tai nn giao thng, c bit trong khu vc dn c, cc a im ch, trng hc, cc im nt giao thng ...

-


24


khc phc nhng vn ny, PPMU v nh thu s c nhng bin php gim thiu tc ng mi trng. khu vc nng thn Vit Nam, ph n thng c t ting ni tham gia vo cng tc xut, thc hin v vn hnh tiu d n. iu ny khin h d b tn thng hn trc nhng tc ng bt li ca cc hot ng pht trin. Tiu d n thng qua Hi Ph n x s khuyn khch ph n: i) ch ng hn trong vic tham gia vo tiu d n thng qua cc hot ng nng cao nhn thc v tham gia ca cng ng v tham gia c vo ban gim st x (trong thnh phn ca Ban gim st x phi c i in l ph n). ii) nng cao vai tr ca h trong qu trnh tham vn cng ng cng nh cc hot ng vn hnh v bo tr. Trong qu trnh lp v thit k tiu d n, s tin hnh nghin cu xc nh cc bin php kh thi nhm gim thiu tc ng bt li v thc y cc tc ng c li n ph n v nhm ngi d b tn thng. 5.07. Nhm dn tc thiu s Trong vng tiu d n ngoi ngi dn tc Kinh, cn c cc dn tc thiu s khc l: Ty, Nng, Mng, Dao, Sn Chay, Hoa. Ngi dn V Nhai c truyn thng yu nc t lu i, d s khc bit v phong tc, tp qun song ngi dn y lun gn b on kt, gn b trong mt cng ng thng nht. D n ch yu mang li tc ng tch cc i vi vn dn tc thiu s thng qua vic tip cn thng tin, iu kin c s vt cht thun li hn, nh m ngi dn s duy tr c truyn thng tt p, loi b dn cc phong tc lc hu, c h.


25


CHNG VI: KINH T V TI CHNH6.01. Gii thiu

Phn tch kinh t ca tiu d n c thc hin theo Quy nh ca Ngn hng pht trin Chu v Phn tch kinh t cc D n v bng phng php tiu chun nh gi kinh t d n ng giao thng nng thn. Phng php ny s o lng li ch c th t c t d n ng giao thng v so snh vi li ch mang li t u t tiu d n. Hai ch s v tnh bn vng kinh t c tnh ton da vo cc dng li ch v chi ph hng nm: - Gi tr hin ti rng (NPV) l mt tiu chun nh gi tnh bn vng v kinh t da trn khi nim chit khu, tc l tt c cc chi ph, li ch trong tng lai c hin ti ha v gi tr hin ti. NPV l s khc bit gia gi tr chi ph hin ti v gi tr li ch hin ti. Nu NPV ln hn 0 th d n c xem xt l kh thi. - T sut ni hon (IRR) l t l chit khu m trong gi tr li ch hin ti bng vi gi tr chi ph nng cp hin ti. Nu IRR ln hn IRR yu cu th d n c xem l kh thi. y l mt cng c nh gi s kh nng v mc hon tr (sinh li) ca d n r hn nhiu so vi ch tiu NPV.6.02. M hnh nh gi

M hnh phn tch d n giao thng nng thn c T vn LIC xy dng s dng cc s liu u vo v gi thit cp nht ca mt s cc d n ng giao thng nng thn ti khu vc Min Trung v Vit Nam do Ngn hng pht trin Chu v Ngn hng Th gii ti tr nh D n Nng cp, ci to mng li giao thng khu vc Min Trung (ADB5), D n Giao thng nng thn 3 (WB - DFID RTP3). M hnh ny c trnh by trong mt lot bng tnh Excel thu thp tt c cc thng tin u vo v trnh by kt qu mt cch d hiu vi ngi s dng, c kh nng phn tch nhy, chuyn i gia cc gi tr v phn tch ngu nhin. M hnh tnh ton li ch kinh t thng qua chi ph khai thc phng tin (VOC) v gi tr thi gian (VOT) s dng khung trng hp c v khng c d n tiu chun trong phn tch kinh t d n giao thng nng thn. Chi ph khai thc phng tin VOC (tnh cho 1 xe.km) v tc chy xe (km/h) tnh tit kim thi gian VOT c ly t m hnh HDM4-VOC, c s dng rng ri cho ng c lu lng giao thng thp nh trong trng hp ng giao thng nng thn. Vic tnh ton chi ph khai thc phng tin VOC v tc chy xe ( tnh gi tr thi gian) cho tng loi mt ng, a hnh v tnh trng ng c tnh bn ngoi bng m hnh v a kt qu vo m hnh phn tch kinh t bng Excel. Cc d liu u vo tnh ton VOC v VOT c tham kho t D n Giao thng nng thn 3 (RTP3) ang trin khai khu vc d n do WB v DFID ti tr v Nghin cu Cp nht Chin lc Giao thng nng thn Vit Nam do Vin Chin lc v Pht trin GTVT - B GTVT thc hin nm 2008.6.03. Cc gi nh

Cc gi nh chnh ca phn tch nh sau: - Thi gian phn tch trong vng 22 nm tnh t thi im lp D n (nm 2011). D n c thit k v thi cng trong khong 2 nm v thi gian vn hnh khai thc, em li li ch tnh ton l 20 nm. - Tt c cc chi ph c tnh ti thi im nm lp d n nm 2011.Cng ty c phn T vn xy dng Thi Phng

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6.04. Cc s liu u vo chnh 6.04.1. Lu lng giao thng hin ti

Cc kt qu m xe c s dng i din cho AADT (Lu lng giao thng ngy trung bnh mi nm) s dng trong cc nh gi. Thc hin kho st m xe 12 ting/ngy t 6h n 18h. Lu lng m xe 12h c quy i thnh lu lng ngy 24h vi h s 1,15. Bng 6.1: Kt qu m xe Loi phng tin Xe con Xe khch Ti nh Ti trung Xe my Xe p Lu lng 24h (xe) 10 5 20 10 250 100

6.04.2. D bo lu lng giao thng

Lu lng giao thng tng lai c d bo bng phng php n hi. Tc tng trng c gi thit cho tng giai on trn c s xem xt tng quan gia mc pht trin kinh t khu vc d n v tng trng giao thng i vi tng loi phng tin in hnh trn c s kt qu v kinh nghim ca cc nghin cu v d n v ng giao thng nng thn v ang trin khai trong khu vc D n v Vit Nam. Tc tng trng theo tng giai on nh sau: Bng 6.2: Tc tng trng giao thng d bo (%/nm) Loi phng tin Xe con Xe khch Ti nh Ti trung Xe my Xe p Nm 2012-2017 15 10 12 12 15 10 Nm 2018-2022 15 10 12 12 10 5 Nm 2023-2028 15 10 12 12 10 5 Ngun: T vn LIC 6.05. Cc chi ph v li ch kinh t 6.05.1. Chi ph kinh t Cc chi ph c a vo phn tch bao gm chi ph u t ban u v chi ph bo tr hng nm v nh k. Cc chi ph tnh ton l chi ph kinh t, c chuyn i t chi ph ti chnh vi h s 0,9 cho chi ph u t ban u v 0,87 cho chi ph bo tr. Chi ph u t ban u c tnh ton trn c s tng mc u t, bao gm chi ph xy lp, gii phng mt bng, t vn, qun l d n.... Tng mc u t ca D n xem Chng III. Chi ph bo tr bao gm chi ph bo tr hng nm v chi ph bo tr nh k. Ch v chi ph bo tr ca D n xem Chng IV. 6.05.2. Li ch kinh t Li ch kinh t ca D n c lng ha bao gm: Tit kim chi ph vn hnh phng tin (VOC) v Tit kim thi gian (VOT) ca trng hp c d n (sau nng cp) so vi trng hp khng c d n (nh hin trng). Cc thng s chnh ca ng trc v sau d n nh sau: Bng 6.3: Tnh trng ng trc v sau d n Trng hp Loi mt ng Tnh trng ng Xu Tt g gh quc t (IRI) 17 3 Hin trng Cp phi Sau khi nng cp Nha a hnh: Min Ni Ngun: T vn lp d n


27


6.05.3. Tit kim chi ph vn hnh phng tin Tit kim cc chi ph vn hnh phng tin (VOC) l yu t li ch c bn trong cc nh gi d n ng giao thng v l ngun li ch ch yu. Tit kim chi ph vn hnh c tnh trn c s so snh tng chi ph vn hnh tt c cc loi phng tin trn ng trong trng hp c d n v khng c d n. VOC ca tng lai phng tin c tnh ton bng M hnh HDM4-VOC ca Ngn hng Th gii s dng d bo mc tiu th nguyn, nhin, vt liu cho mi thnh phn ca VOC trn mi kilmt nh xng, du, nht, sm lp, nhn cng li xe, nhn cng bo dng, sa cha xe... VOC cng tnh n cc iu kin ng s (a hnh, kch thc v loi mt ng, cht lng mt ng, tc khai thc) v c tnh ca cc loi phng tin thng c s dng trn ng nng thn ti khu vc min Trung (loi xe, mc xe, tui xe, gi xe, s km chy hng nm, c tnh k thut ca tng loi xe...). Bng di y a ra cc VOC cho cc loi phng tin c s dng cho trng hp khng c d n (hin trng) v c d n (sau khi nng cp). Bng 6.4: Chi ph khai thc phng tin c v khng c D nTrng hp Khng c d n C d n Xe con 0,40 0,24 Xe khch 0,36 0,20 VOC (USD/xe.km) Xe ti nh Xe ti trung 0,36 0,51 0,19 0,27 Xe my 0,08 0,05 Xe p 0,06 0,03

Ngun: T vn LIC v T vn lp d n 6.05.4 Li ch tit kim thi gian Vic tit kim thi gian i li t c khi ng giao thng c nng cp em li s gia tng tc ca phng tin, nh gim thi gian i li ca hnh khch. Gi tr thi gian ca mi gi ng h cho mi loi phng tin c p dng nh mt n gi cho thi gian i li to ra chi ph thi gian i li ca hnh khch. Cc gi tr ca thi gian ca hnh khch v hng ha trong mi gi cho cc loi phng tin khc nhau c ch ra bng sau Bng 6.5: Gi tr thi gianLoi xe Xe con Xe khch Xe ti nh Xe ti trung Xe my Xe p S khch bnh qun/xe 3 22 2 2 2 1 VOT khch (USD/gi khch) 0,2 0,2 0,2 0,2 0,2 0,1 VOT hng (USD/gi xe) 0,1 0,1 Tng chi ph (USD/gi xe) 0,7 4,8 0,6 0,6 0,4 0,1

Ngun: T vn LIC 6.05.5. Kt qu phn tch kinh t 6.05.5.1. Trng hp c s Kt qu phn tch kinh t cho thy d n c gi tr hin ti rng NPV=3.068.818 USD v T sut ni hon kinh t EIRR=17,19%. T sut ni hon d n em li cao hn mc t sut ni hon yu cu (EIRRy/c= 10%), vy D n kh thi v kinh t. 6.05.5.2 Phn tch nhy Phn tch kim tra nhy ca d n theo s thay i t l ngc chiu ca cc bin s ch yu. Cc bin s kim tra gm 1) tng thm (+10%) v chi ph, 2) li ch d n gim xung (-10%) 3) chm thc hin d n 1 nm so vi d kin.Cng ty c phn T vn xy dng Thi Phng

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Cc kt qu phn tch nhy trnh by trong bng di ch ra rng EIRR ca d n trong mi trng hp u cao hn 10%, ngha l nu xy ra 1 trong ba trng hp bt li nh trn th d n vn kh thi. Tuy nhin, EIRR trong trng hp chm thc hin d n 1 nm l thp nht ni ln rng cn thc hin d n ng tin , sm a tuyn ng nng cp vo s dng s em li li ch nhiu hn cho D n. Bng 6.4: Kt qu phn tch kinh t d nTT 1 2 3 4 5 6 Trng hp Trng hp c s Trng hp chi ph tng 10% Trng hp li ch gim 10% Trng hp y li li ch 1 nm T hp ca: chi ph tng 10% + Li ch gim 10% T hp c 3 trng hp trn: Chi ph tng 10% + Li ch gim 10% + Li ch b y li 1 nm Thay i (%) NPV (USD) IRR (%) Thay i NPV

3.068.81 8 2.761.02 10% 3 2.451.27 10% 2 1.709.13 2 +10%/- 2.111.91 10% 1 865.23 7

17,19% 16,09% 15,97% 14,34% 14,86% 12,18% 10,0% 20,1% 44,3% 23,5% 71,8%

Ngun: T vn lp d n Chi tit kt qu phn tch kinh t d n - Phn tnh ton kinh t km theo 6.06. Cc li ch x hi v tc ng i vi i ngho Ngoi cc li ch v kinh t nh phn tch nu trn, Tiu d n cn li cc li ch v x hi rt to ln nh: iu kin i li thun li s gip ngi dn giao lu vi cc khu vc khc, c bit l tr em n trng thun li hn s gp phn nng cao i sng tinh thn ca ngi dn, hn ch tnh trng b hc ca hc sinh. Nng cao sc kho cng ng do gim lng bi lm nhim khng kh v iu kin tip cn vi bnh vin v cc c s y, dc c d dng. D n gp phn ng k trong vic gim sc lao ng cho ngi ph n thng qua cc hot ng bun bn, trong bun bn, trao i sn phm. Vic ni kt giao thng vi cc tuyn ng ngang s tng kh nng tip cn vi cc dch v cc trung tm pht trin, nht l ch, c s y t v trng hc s ng vai tr chnh trong cng cuc xo i gim ngho ca nhn dn a phng.

CHNG VII: KT LUN V KIN NGH


29


7.01. Kt lun - Vic u t xy dng tiu d n Nng cp tuyn ng Trng X - o Nhu huyn V Nhai c nhiu thun li, mang li nhiu hiu qu thit thc. Hng mc u t hin nay l nn, mt ng, cng trnh vt sng sui, hon thin h thng thot nc trn c s nn ng c v lp t h thng an ton giao thng trn tuyn. Do vy, cng tc gii phng mt bng kh n gin v khi lng gii phng mt bng t, hng mc gii phng mt bng ch yu l t rung, b ro v t lm nghip hai bn ng; - Tuyn ng Trng X - o Nhu l tuyn ng ni lin hai x Trng X, Lin Minh vi x Bnh Long, th trn nh C ca huyn V Nhai, sau khi xy dng xong s gp phn rt ln vo thc y kinh t x hi vng, to iu kin cho nhn dn c iu kin giao lu vn ha, vn chuyn hng ha i cc khu vc kinh t ln cn c d dng hn; - Hn na, nhn dn a phng vng d n rt ng h vic u t xy dng tuyn ng, vic xy dng cng trnh t lu c nhn dn ht sc mong mi. Cc iu kin a hnh a cht thun li cho qu trnh thit k, cho php chn cc gii php kt cu theo phng php thng thng nn d n c tnh kh thi cao; - V vy, vic u t xy dng nng cp tuyn ng Trng X - o Nhu huyn V Nhai l ht sc cn thit v cp bch, m bo lu thng thng sut phc v cho nhn dn hai x Trng X, Lin Minh cng nh cc x gn k trong vng. Gp phn pht trin kinh t x hi v nng cao i sng vt cht tinh thn cho nhn dn a phng. 7.02. Kin ngh Vi cc thun li v tnh cn thit ca d n, knh ngh ph duyt tng mc u t ca d n vi s tin l: 66.658.000.000 VN ( Bng ch: Su mi su t, su trm nm mi tm triu ng chn ./. ) Vit thuyt minhCNG TY CP TVXD THI PHNG PH GIM C

KS. Trng c Mnh

Nguyn Vn on

Phu luc s I.1 - S t chc quan ly d anCng ty c phn T vn xy dng Thi Phng

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D n: Pht trin C s h tng Nng thn bn vng cc tnh min ni pha BcTiu d n: Nng cp tuyn ngTrng X - o Nhu, huyn V NhaiUBND tnh C quan chu quan tiu d an B Nng nghip & PTNT C quan chu quan d an Ngn hang phat trin chu A (ADB)

Ban quan ly DA trung ng Hai phong: Hanh chinh & Tai chinh, Ky thut va am bao an toan Ban chi ao d an cac tinh (BC DA tinh) S Nng nghip & PTNT

T vn h tr thc hin d an & Xy dng nng lc do CPMU tuyn dung

UBND huyn

Nhom h tr TDA t cp huyn

Ban quan ly d an tinh (BQLDA tinh)

T vn do ia phng tuyn chon, cac oan th xa hi va t chc phi chinh phu lp bao cao nghin cu kha thi, thit k chi tit va giam sat, cac bao cao h tr thit k va ao tao

UBND Xa Ban giam sat cng ng

Ghi ch:

Mi quan h ch o Mi quan h phi hp

Ph lc II.1: Bng hin trng cng trnh trn tuyn STT 1 L TrnhKm 0+9.5

Khu sng Rong

Hin trngCha c

Gii php thit kThit k trn mi


31


2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36

Km 0+323.55 Km 0+748.8 Km 0+803.59854.66 Km 0+912.57 Km 1+06.86 Km 1+90.68 Km 1+284.08 Km 1+406.40 Km 1+448.23524.12 Km 2+168.16 Km 2+267.75318.82 Km 2+635.84737.90 Km 2+ 914.47 Km 3+174.99 Km 3+479.42 Km 3+568.71 Km 3+732.98 Km 3+963.69 Km 4+25.43 Km 4+270.06 Km 4+388.83 Km 4+556.18 Km 4+809.99 Km 5+84.78 Km 5+249.23 Km 5+481.40 Km 5+770.92 Km 5+957.48 Km 6+39.06 Km 6+179.98 Km 6+285.05 Km 6+457.74 Km 6+652.19 Km 6+802.67 Km 6+910.87

cng hp L=6m cng trn D80 2D100 cng trn D80 cng trn D80 cng trn D80 cng trn D80 cng hp L=6m 8D100 cng hp L=6m 4D100 3D100 cng hp L=6m sui Nhu cng hp L=6m cng trn D80 cng hp L=6m cng trn D80 sui Nhu cng trn D80 cng trn D80 sui Nhu sui Nhu cng trn D80 cng trn D80 cng trn D80 cng hp L=6m sui Nhu cng trn D80 cng trn D80 sui Nhu sui Nhu cng hp L=6m cng hp L=6m cng trn 80

Cng c h hng Cng c h hng Trn c cn tt Cng c h hng Cng c h hng Cng c h hng Cng c h hng Cng c h hng Trn c cn tt Cng c h hng Trn c cn tt Trn c cn tt Cng c h hng Cha c Cng c h hng Cng c h hng Cng c h hng Cng c h hng Cha c Cng c h hng Cng c h hng Cha c Cha c Cng c h hng Cng c h hng Cng c h hng Cng c h hng Cha c Cng c h hng Cng c h hng Cha c Cha c Cng c h hng Cng c h hng Cng c h hng

Thit k mi cng hp Thit k mi cng trn D100 Tn dng li hon ton Thit k mi cng trn D100 Thit k mi cng trn D100 Thit k mi cng trn D100 Thit k mi cng trn D100 Thit k mi cng hp Tn dng li hon ton Thit k mi cng hp Tn dng li hon ton Tn dng li hon ton Thit k mi cng hp Thit k trn mi Thit k mi cng hp Thit k mi cng trn D100 Thit k mi cng hp Thit k mi cng trn D100 Thit k trn mi Thit k mi cng trn D100 Thit k mi cng trn D100 Thit k trn mi Thit k trn mi Thit k mi cng trn D100 Thit k mi cng trn D100 Thit k mi cng trn D100 Thit k mi cng hp Thit k trn mi Thit k mi cng trn D100 Thit k mi cng trn D100 Thit k trn mi Thit k trn mi Thit k mi cng hp Thit k mi cng hp Thit k mi cng trn D100


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37 38 39

Km 7+136.5 Km 7+185.21 Km 7+525.71

cng hp L=6m sui Nhu cng hp L=6m

Cng c h hng Cha c Cng c h hng

Thit k mi cng hp Thit k trn mi Thit k mi cng hp


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thuyet minh sir trang xa- deo nhau h 2012

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