Kinh nghiệm thi công thùng chìm khối lớn tại dự án đê chắn sóng Tiên Sa - Đà Nẵng.

Ngodi nhdn cdng, thuy thu ldnh nghe djnh bien tren cdc thie't bj, mdt td chuyen ddnh ehlm thiing ehlm 12 ngffdi se bd'tri 2 ben boong cila ii vd ddng trdc tie'p tren thung ehlm trong[r]

BieiiSM cAc VAN Dt cu THi

4 l N H NGHIEM THI CONG

•

THUNG CHIM KHOI LOfN TAI Dl/ AN DE

• •

PH.AN 1 \XU NOI DAU

De chan s^'mg Tien Sa cd ket eau thung

chim bdng MTCT kich thffdc 10.5x20 xlSm

dffpe Lien danh J PC vd Tl^^DI ke't hpp vdi tap

dodn Maunsell ihie't ke tren cP sd Tieu chuan

ky thudt cdng Irlnh cang Nhal ban cd tinh de'n

dieu kien thffc te'tai Vict Nam Vice thi cdng

de ehdn sdng cd ke't cdu kieu thung chim

BTCT khd'i Idn tiii dff dn Tien Sa Dd Ndng Id

lan thd 2 dffpe dp dung tai Viet Nam sau thdnh

edng cua dif dn Cang nffdc sau Cdi

Lan-Quang Ninh Dff dn ndy do nhd thau trong

nddc thi cdng, dffdi sff hffdng dan cua cdc

chuyen gia Nhdt Ban Xet ve qui md vd trpng

Iffpng Ihl thung chim d ca 2 dff dn ddu Iffdng Iff

nhau Tuy nhien, tcii dif dn Cang Cdi lan,

Quang Ninh, u ndi lO.OOOT de due cde thung

chim dffpe huy ddng iff Nhdt ban sang Viet

Nam Id loai u ndi chuyen dung vd cdc dieu

kien ve Id nhien cung cd sd ha lang phuc vu

thi cdng cd nhieu thuan Ipi hdn do vj tri dja ly

vd thffc te' hien tiifdng, cdn lai dff dn Cang

Tien Sa Da Ndng do Lien danh

Rinkai-Vinawaco dd tie'n hdnh cai tie'n hodn ddi ii ndi

4.500 Ta'n chuyen sffa chffa tdu quan sff cua

Nga (Lien Xd eii) de due thung chim Trong

qua trinh due thung chim bang phffdng phdp

nay, dpi ngu ky sff, chuyen gia vd cdng nhan

thi edng thiing chim hodn loan Id ngffdi Viet

Nam

PH^N II QUA TRINH THIET KE VA

THI C()N(;

1- Cac can cu':

Hd sd phu lue so' 02 Keo dai de chan

126

-> NGUYEN HUY KHQI

Ky SU ASEAN Phd TGD- Vinawaco

sdng Cang Tien sa- hpp ddng sd' 01/DNP/2()0I cac cdng trinh dan dung Cang Tien sa Dff dn md rdng cang Da ndng giai doan 1999-2004

Quyen 11- Phan 11: Dieu kien ky thuat Bien Phdp thi cdng cdc hang muc nao vet

vd san lap cat ddpc Tff van chap thudn Thff

so Conl/I^ak 1 /41 /05 -(X)5 A Bien phdp thi edng hang muc Hd' mdng thung chim dffpe Tff van cha'p thuan Thff sd' Conl/I^ak 1/45/06-025

Bien phdp thi cdng hang muc ddc Uiiing chim dffpe Tff van chap thudn Thff sd' Cont/ Pak 1/4.5/05-056

Bien phdp thi cdng hang muc keo vd ddnh chim thung chim dffpe Tff \ an chdp thuan Thff sd Cont/Pak 1/45/05-078

Bien phdp thi cdng hang muc lap ddt thung chim dffpe Tff \a'n chap thuan Thff sd' Cont/I^ak 1/45/06-090

Cae thdng sd'ky thuat ehinh cua thung

chim

1 Cdc thdng sd' chinh cua thung chim

Kich thude thung chim:

-f- Ddi 1^ 20m -fRdngB= 18m -t-CaoH= 10.5 m Thung chim dddc chia thdnh 16 d, dffdc ngdn vdi nhau bdi Iffdng vach ngdn BTCT ddy

200 mm vd tffdng bao ngoai ddy 450 mm Trpng Iffdng tinh ciia thung chim bao gdm

ca ldp Asphalt = 1929T Mdn nffdc cua thung chim khi khdng cd ballast: 5.56 m

So 9+10 - Nam 2011

Bign:^d CAC VAN Dt CU THi

Mdn nffdc cua thiing chim khi cd

Ballast Im nffdc dc keo thung chim: 6.35m

Tam trpng life cua thung: 4.06m

Tam ndi cua thung: 2.56m

- Khuynh lam cua thiing: 3.77m

2 M6 ta cac d§c tinh cua thung

chim va cac yd'u td'anh hifc'fng

Thiing chim dupe cil'u tao b^ng khd'i

betdng cd't thep chia nhieu khoang rdng vil Id

mot bd phan ke't ca'u chinh cua De ch^n song,

Qud trinh cbc' lao, ha thuy vd kdo ndi ciing

nhff qud Irlnh lap ddt vd sau khi l^p diil xong

thung chim ehju rat nhidu ldc ddng tif eac

ngoai life ben ngoai anh hffdng trifc tic'p de'n

cha't Iffpng cdng trinh

Trong qud Irlnh chuan bj due, ha thuy,

keo, lap ddt thung chim se ehju nhidu ye'u id'

tdc dpng cua didu kien ben ngodi nhU:

Dieu kicn Iff nhien khu vffc

Kha ndng cila phffPng lien, thie't bj due lhdng chim (kha ndng huy ddng u khd bode u noi)

Qui trinh vd cdng nghe thi cdng Mdn nffdc thiing chim vd dp sau vj tri ddt thCing chim

Dp dn djnh da'y ndi Dieu kicn ldm vice trong qud trinh keo

vd ldp ddt thung chim (td'c dp ddng chay, td'c

dp gid, chieu cao sdng)

Dieu kicn ldm vice sau khi da lap ddt thung chim

Dd b^ng phang cua be mat mdng dd trffdc khi lap ddt

Cdn cff vdo cdc ye'u Id'tren, Tff vd'n dff

an vd Nhd thau dd tinh loan mdt cdch hpp ly nha't nham triet lieu cdc ye'u Id'bat Ipi vd dam bao an lodn nhd't cho thung chim

3- Mo ta trinh ti/ cdng vice:

H u y c S d n g M f^^* v ^

x & c c5inli v j t n <5$t m nSi ^

-O & c c d n g trTnlt

phi^c v v cYio thti

c O n g

c3<& t l i C i n g c r i T r o

O u c c a c r t l - i O n g c;h»Im

t r e r i v rt^l 4 5 0 0 T

H Q t f n u y v d k d o c£ic

t h i O n o c f i T m r a k H o l u

nSl

I

t N u y text kr-iu v i ^ c t>dl cl-«ura tcinn

KSo c<£ic: t f i O n o c h T m tCf

v l trf cfd o l - i d n s£>r»g

c o n g v a c a c t t - i u

N 9 0 v 6 t , rrii c d n g

m d n g d a t h u n g

c r h i m

L<!i|3 cJ<it t t i O n g c h i m

h o d n c h i n h

BieivSjwi CAc VAN Dt CU THi

QUY TRINH COMG M G H | THI CONG THIIMG CHIM

C6c bai phu tro

Bdi chCia van khudn

Bai gia cdng cdt th6p

Tram trdn b i n tam

Khu vyc danh chim u

Nqo v6t d4n d d sQu

thich hpp

Due c6c thung chim trdn v " A

4500T

Keo thung chim ra khoi u vd hq thuy tpi khu vyc chCfo tpm

Bom noi thung chim toi bdi chCro tam

Thi cdng mong do

Nqo vet h6 mdng

Od' da ho mong

San phang Kiem tra trade khi Idp

BietvMxJ c A c VAN Dt CU TH:^

.%l>l£tM^t^W*^

II QUY TRINH THI C O N d SAN

XUAT THUNCJ CHIM

Mo td kich thiidc vd cong viec:

Thiing chim cao 10,5m, rdng 18m, ddi 20m

se dffpe chia ra ldm bd'n lan due: (04 lot):

Tam lot: Tam dem tang ma sal ldi diiy day

10 cm Tam dem asphalmat dffpe lam bang

cdch chdn cd't thep vd day treo vdo trong mdt

vat lieu hdn hdp gdm: Alphan, chat ddn da,

cat

Lot I: Due phan ddy \di chieu eao 1,5m

Khd'i Iffpng: 271,2m'

Lot 2: Due thdnh vdi chieu cao 3m

Khd'i Iffpng: 168,6m'

Lot 3: Due thdnh vdi chieu cao 3m

Khd'i Iffpng: 168,6m'

Lot 4: Due thdnh vdi chieu cao 3m

Khd'i Iffpng: 168,6m'

Cdc cong viec thu tuc:

Tiifdc lien, Nhd Thau se de trinh ban

thuye'i minh phffPng phdp, ban ve thi edng,

ban ve vdn khudn, ban ve bd'tri cd't thep vd he

thd'ng chd'ng dd vdn khudn de Ky sff phe

duycl

Vat lieu sff dung cho due cdc thung chim

sc dffdc la'y mau, thi nghiem Irddc khi lap ke't

day du lai kho bdi Cap phd'i thie't kc' vd Iron

thff phai dupe Tff va'n phe duyet

1 Cdng vipc ehuS'n bj bp due

Dffa vdo ban ve thi cdng, Nhd thau se do

kich thffdc, cao dp, ban cde cff ehdn vd danh

da'u tren be mat be due dc thudn lien cbo vice

lap ddt ta'm dem tdng ma sat

2 Chd' tao va lap dat cot thep

Cd't thep sc dffdc cbc'lao tai xffdng che'tao

cd't thep theo ban vc thi cdng da dffdc Tff van

phe duyet

Cd't thep da che' tao se dffpe ddnh da'u va phan loai thdnh nhffng Id

Lap ddt he thd'ng djnh vj de neo bude cd't thep tiim thdi

Cd't thep sc dffpe lap rap theo ban ve dffdi sff kiem soat eiia ky sff edng trffdng

Khoang ciich ldp ddi eon ke phai dam bao kho iing each giffa be mat be tdng vil Cd't ihcp theo quy djnh ky thuat Ldp ddt he ihd'ng dnh sdng, nffdc, bode he thd'ng ldm liinh theo quy djnh de ra

3 Lap rap van khudn

Sau khi nhan dffpe sff phe duycl eiia Ky sff,

sc tie'n hdnh vice lap rdp van khudn Dffa vdo ban vc thie't ke', van khudn se dffoe rap theo quy djnh de dam bdo kin, phang, khdng ma't nffdc, vdn khudn sc dffpe nd'i bang buldng hodc chd't lien ket

Cde tang dd va eae edn nhffa sc dffpe lap

dai theo thie't ke'de tang effdng dn djnh cbo he

\ a n khudn

He thd'ng gidn ddo, cay chd'ng, sdn edng tdc, Iffdi an loan se dffpe lap ddt

4 Dd be tdng

Tuan theo quy trinh dd bd tdng dd dffpe Ky sff cha'p thuan Tiifdc khi Iron betdng, Nha thau sc tie'n hdnh do dp am cua cd't lieu de kiem sodt Iffpng nffdc theo yeu eau

Cde ta'm PVC dffpe chuan bj sdn de ddm bdo an lodn cho cdng trinh khdi dnh hffdng eiia thdi tie't trong sud't qua trinh dd be tdng Dam bao bd' tri dii cdc dam dui theo yeu cau, anh sdng day dil

Dam bdo rang ta't ca cdng nhan da ddpc ddo tao day dil vd hua'n luyen an loan lao dpng

Dam bao chieu cao cua be tdng rdi xud'ng tha'p hdn 1.5m Trong trffdng hpp chieu eao

i Bi^irSj>ri CAC VAN Dt cu THi

eua tffdng eao hdn 3.5m Ihl se sff dung pheu vd

d'ng dan

5 Hao dif(7ng bd tdng

Quy Irlnh bao dffdng be long se dffpe dd

trinh len Ky sif phe duyet

Cdng vice bao dffdng se ba't dau giffa 2 gid

\a 4 gid sau khi diie

\'di be mat nAm ngang se dffpe ehe phii

bdng Ciie Ulm bao tai ffdt

Sail khi nhiin dffpe phe duyet cila Ky sff,

\iin khuon thiinh sc dffpe thdo ra dffa tren ke't

qua thi nghiem effdng dp be tdng

.Mill Irong se dffpe tic'p tue xd ly bdng citeh

phun nffde (02 gid mpt lan) de nhiet dp khdng

qua eao \il dieu kien am ffdt

De dam bao rang nhiet dp td'i thieu vd

mat trdi ehieii trifc liep Vilo be mat ngodi ciia

he long, nhd thau se sff dung eae ta'm vai dja

ky thuat \a bao hd hodc phu gia bao dffdng

phun len be mat be tdng

Hon hpp de xff ly be mat dffpe Ky sff duyet

sc dffpe sff dung sau khi thdo van khudn

6 Phff(fng phap giam thieu nhipt dp

Tai bai chuTa cd't lipu:

Trong mua khd, nhiel dp khdng cao hdn

33()C, nhiet dc) ciia cd't lieu se dffpe duy tri

bdng nffde \a phii bang ta'm polymer

Se sd dung nffde dd cho be tdng, ne'u can

thie't

Dc ddm bao nhiel dp tha'p nha'l cua thdng trdn be tdng se duy Irl b^ng cdch Iffdi nffdc lidn tue Dd'i vdi tram trdn bdn nffdc se dffpe ddt dffdi da't vd lien ke't vdi nhau, dffpe phu mdt ldp cat ffdt

7 I*hif(fng phap xuf ly taii cac moi nd'i thi cdng

Van de xd ly md'i nd'i nhff sau:

Till ca van khudn dff phdng se dddc bao quan hdng cdch bpc d'ng PVC de bao ve be-long Vil edng vice lau chili td'i thieu cho lan dd tie'p iheo

I )d'i vdi be mat be tdng, de t<io lien ke't to't giffii 02 lan do, sc lien hdnh xdi bdng cdc vdi nffde iip life cao sau khi ke't thdc dd be tdng Iff

3 den 4 tieng ddng hd cbo de'n khi be mat be tdng IrP ra 1/3 dffdng kinh vien da

Cac eong trmh phy tr^:

1 Khu vffc tram iron cho 2 tiiim, mdi triim edng sua't 45 m3/h

2 Khu vffc bdi gia cdng van khudn

^ Nhd xffdng gia edng cd't thep

4 Kho chffa \ilt tff cho 5()()T xi mdng

^ Bdi chffa cace ta'm nhffa tdng ma sat

6 Van phdng hien tr ffdng

7 Phdng thi nghiem hicn trffdng

8 Chd d cho cdng nhan 400m- (cho 250 cdng nhan)

Vat tir

TT

1

2

3

4

5

Mo ta/ Tinh nang

Da (1x2)

Ximang

Thep

Phu gia

Van Khudn

m

m

m

m

m

So lirong Ghi chu

j Bien^cj cAc VAN Dt CU THi

TT

1

2

3

4

5

6

7

Thiet bi:

Md ta/ Tinh nSng

U ndi 4500T

Xa lan mdt bdng Tau keo

Tram trdn

Xe bdn v/c betdng May ban

Mdy phat

Soluong

01

01

01

02

06

12 , 0 1

Ghi chu 4500T

lOOT

250 CV 45m^- 60mVh dmVchie'c 300A

250 KVA

Tffm/f rUTHI CONG THUNG CHIM KHOI L OfV - Dl/AN KEO OAl DE CHAN SONG TIEN SA

8

9

10

11

12

13

May ddm

Xe bam betdng

Cau banh xfch

Cdu banh ldp

Xuc Idt

May borni nudc (xjt nham)

20

03

02

02

2

04

Cac loai

SOm^/h- 120 m^/h

25- 45 T

25 T

2.5m'

5- lOmVmin

Nhan lire

TT

1

2

3

4

5

6

7

8

Mo ta

Ky su phu trach

Ky su hifin trffdng

Ddc cdng

Cdng nhan lanh

nghe

Thg han

Thgr dien

Thg may

Thg van hanh

Ngffdi Ngudi Ngudi Ngffcfi

Ngudi Ngffdi Ngffdi Ngffdi

So lirgng

01

02

02

40

08

02

02

06

Ghi chu Tren 8 nam kinh nghiem Trdn 3 nam kinh nghidm Tren 10 nam kinh nghiem

Bdc 5/7 Bdc 5/7 Bac 5/7 Bac 5/7

I Bieua)^ cAC VAN Dt CU THi

, rtfj.' IV /^ vut

Gia cfing van

khufin tai xiranq

Chira dat

Chudn bi day be due

> thung chim trfen u ndi

Ki6m tra & nghigm thu cao do & l^p d5t ldp tang ma sat

L?ipdatlai Lap dSt lai

Lap dat c6l thep & c^c k^l cau chon s^n fLot1.2, 3 1

Lap dat van khucn (Lot 1,2, 3 .)

D 6 bfetOng (Lot 1,2, 3 )

Bao duOng, danh nham khe thi

c6ng, mfii n6i (Lot 1,2, 3 )

Ket thuc

Sir chap thuan cua co

quan hUu quan v# su in

dinh va kha nang chiu tai cua u n6i

Chua dat

I BiemSbcJ CAcVANDficUTH^

Bifdr I: Cdt thep, van khudn djnh hinh dii dam diii de di1m lien lue trong sud't qua

dffpe gia cdng sdn lai xffdng, td hpp theo eae trinh dd

ehiing loiii, ddnh sd', lam dil'u Btfdr 6: Sau khi dd xong sc hoan thien

Chuan bj mat bang tren u, viich cae lim ngay eae be mat; rie-ng md'i nd'i thi edng sau

tuye'n, ddnh da'u tren be mat be diie va han khi dd tff 2 de'n 4 gid se dffPe lam nhdm bdng

cdc cff chdn vdi xi)i nifdc iip life axo Be mat dvidc xdi sao

Bifdr 2: Van chuyen cdc ta'm dem tang cbo trdi siich ldp vffit ximang vd lid Wi cd't lieu

ma sat tff bai chffa Iren bd ra u ndi bang xd lan theo yeu cau khoang 1/3 chieu cao eae cd't

cau ndi lOOT va lap ddt hoan ehinh theo cde lieu ndi tren mill SiUi khi dd xong khoang 4

tim tuye'n da dffpe danh da'u sdn tren mat be gid, tie'n hanh ehe day be mat betdng vffa dd

due Cdc gidn gido va san edng lae se dffpe bang vai dja ky ihual hoac bao lai vd bao

ldp rdp theo chu vi ngodi ciia thiing chim dc dffdng de'n lue dii effdng dp de ihao van khudn

lam cff budc \ a giff cd't thep Bifdi 7: Sau khi dii effdng dp lie'n hanh

Bifdr ••».• Van chuyen cae cd't thep Lot 1 thao dd van khudn, van khudn se dffpe thdo

ra u ndi bang \ e keo \a cau tren ii se rai ihcp tffdng ngoai trffdc va eae van khudn hop sau

deu tren eae tilm tang ma sal Nhan edng sc Cdng uie thi edng cho Lot ke' liep se lap l<ii

ldp rap cdt thep theo ban \ e TKTC bang each ihco bffdc 3 de'n bffdc 6

budc Hire tic'p vdi nhau tren be mat tam lang III QUY T R F M I HA THUY T A M

ma sat dd'i vdi cd't thep ddy \a budc vao eae THO'l THUNCi C H I M

dan gido ldm cff ben ngodi dd'i vdi cd't thep P h a m vl cdng vice: Cdng vice ha thuy

tffdng ngodi tiim ihdi eae ihiing chim dffpe due tren ii ndi

Bifdr 4: Van khudn sau khi to hpp sdn bao gdm:

thdnh tffng loiii trong xffdng eung dffpe dffa Ddnh ehlm u ndi

xud'ng Ll Sau khi nghiem thu cdng lae lap ddt Keo thiing ehlm ra khdi u ndi

cd't Ihcp xong, cdc \ a n khudn trong dffpe id Lai dat cdc thiing ehlm ha thuy tiim

hpp thdnh cdc hop, van khudn ngodi td hpp thdi tai khu vffc bdi neo lam

thdnh eae ta'm vd td't ca deu cd ddnh sd', ldm Moi dpi hii thuy se gdm 02 thung ehlm

da'u theo ban ve TKTC se dffpe lap ddi bang C a c cdng vipe, edng t r i n h phu t r p :

eae cau tren ii Van khudn hop lap trffdc va 1 Niio vet day u ndi

can ehinh hodn chinh do thang dffng, chieu 2 Niio vet ludng dan vd khu neo tiim

day eiia eae tffdng, ldp bao v e sau dd sc Id'p 3 d i a cd liim thdi vd lam phdng nen ddt

tie'p vdn khudn ngodi Cde ddn tdng cdng, tang tiim thiing ehlm tiii khu vffc neo tam

dp, sdn cdng tde se dffpe lap sau eung vd dam 4 Gia edng eae dng bPm ehlm eau cdng

bao dp thang dffng, eae khich thffdc hinh bpc tde, sdn edng ldc, dcm va

cila thiing trffdc khi nghiem thu dd betdng T r i n h ti/ thffc hipn:

Bifdr 5: Hai tram trdn dffpe kiem djnh 1 Cdng tae chuan bj:

vdi ngudn vdt lieu dffpe chap thudn se cung Dpn dep, ve sinh cdng nghiep u ndi

ca'p betdng cho thung chim Hai xe hdvn be Dpn dep vc sinh cdc thung ehlm

tdng dffpe lap rdp d'ng hoan chinh vd 6 xe bdn Bao dffdng mdy bdm nffdc, cau cdng

van chuyen sc bdm lien luc betdng Hai id tdc, sdn cdng tdc, dem va, cdp, day td

edng nhan d 2 dau vdi bdm cung dffdc bd' tri Ddnh da'u mdn nffdc tren thung ehlm

BienSb(i cAc VAN Dt cy THi

Cdng tdc l^p ddt 4 mdy bdm, 16 cau

cdng tdc, 16 sdn cdng tdc, 12 dem va, 16 Iffdi

an todn

Neo budc thiing ehlm vdo ii ndi b^ng

cdc day id 1)60, 1)80

Djch chuyen ii ndi vdo vj tri ha thuy

chinh xae

2 Huy ddng va bd' tri nhfin edng, thid't

hi

Huy ddng xd lan 8()0T, cau ndi 8()Ttap

ke't vd djnh vj tiii vj tri neo tiim

Tha cde phao neo 1)= 2m tiii khu vffc

neo tii m

Djnh vj 11 nd'i dung vj tri dd niio vet

Hai lau keo phuc vu keo thung chim

12(X)CV & 600CV cap man doc vd budc day

keo vdo thiing ehlm

Ngodi nhdn cdng, thuy thu ldnh nghe

djnh bien tren cdc thie't bj, mdt td chuyen

ddnh ehlm thiing ehlm 12 ngffdi se bd'tri 2 ben

boong cila ii vd ddng trdc tie'p tren thung ehlm

trong sud't qud trinh hii thuy, keo vd ddnh ehlm

tiim

Tram lan vd thd lan sc Irifc sdn, khi

can thie't sc kicm tra vd xd ly ddy u ndi

3 Ha thuy thung chim

To van hdnh u ndi ehju trdch nhiem

van hdnh cdc Ihie't bj trong sud't qud trinh bdm

nffdc ddnh ehlm u (be thd'ng bdm, cda xa, van,

mdy phdt dien )

Quan trdc vd bdo cdo lien luc llnh hinh

u trong qud trinh chim ve ddc trffdng bang cdc

bd ddm (quan trac dp vdng, dd ud'n dpc dn

djnh 11 ndi, kiem tra he thd'ng u ndi)

Khi thiing ehlm diit de'n trang thdi can

bang thi ngffng bdm 30 phut

Bdm tie'p cho u ehlm them 50cm vd

thung chim ndi

Thd lan kicm tra llnh trang ddy be due

cua Ll vd thung ehlm

Bat dau dffa thung ehlm ra khdi u bang

cdc tdi trdn u kc'l hpp vdi nhan cdng

(Todn bp thao lac dffdc kc'l hdp vdi Ihd van hdnh, kich kdo, tdi neo)

4 Keo thung ehim dC'n t^i bai ehd'a Khi thiing ehlm ra khdi u, tdu keo budc day keo vdo thiing chim b^t dau keo thiing, hie ndy todn bd day budc giffa ii vd thung ehlm se dffdc thao dd

Tau cao td'c 75CV di trffdc canh gidi dc tdu kdo 120()CV keo thung ehlm di thang, dung ludng vd tdu 60(XJV cap man de hd trd

Tuy theo td'c dd ddng chay, hffdng gid

vd nffdc chay thuyen trffdng cd loan quyen trong vice phd'i hpp vdi nhau de lai d^l thiing de'n dung vj tri yeu cau

(Phd'i hpp ddng bd thuyen trffdng, thd van hdnh, day neo )

5 Neo tam thung chim t^i bai chd'a va danh chim

Khi ihiing ehlm dffpe dffa de'n gan vj tri

xd lan ca'u ndi da djnh vj tiifdc (khoang 30m), thp van hdnh tren thiing ehlm quang cde day budc de'n cdc vj tri thuy thu da trifc sdn tren cdc phao ndi vd xd lan cau ndi de neo budc

Tau keo 12(X)CV se thdo day keo ra khdi thung ehlm va lau 60()CV cd trdch nhiem mand thung chim cap an lodn vdo xd lan cau not

Tram quan trac tren bd se kicm tra vi tri sd bd cua thdng ehlm so vdi vi tri dff kic'n

vd thdng bdo de tdu 1200CV vd lau 600CV ciing da'y Ihiing ehlm vdo dung vi tri Luc ndy todn bd cdc day budc giffa thung ehlm vd phao neo, giffa thung ehlm vd xa lan ndi dffdc giff cdng de kicm tra vj tri lan cud'i tiifdc khi bdm nffdc ddnh ehlm

Thd dien sc da'u nd'i cdc dau day cua bdm ehlm qua cde tu dien va may phat tren xd lan ca'u ndi vd bat dau bdm nffdc danh ehlm Ihung ehlm Luc nay tau 1200CV se quay ve lai u de' keo tie'p thung so 2, tau 600CV d lai

H Biln^d c A c VAN Dt CU THi

true cho de'n khi thung sd' 1 dffdc ddnh ehlm

dung vj tri

Trong sud't qud Irlnh bPm cdc ky sff

hien trffdng se kiem tra sff can b^ng ciia thiing

chim bang cdch do mffe nffdc trong cdc d cua

thiing vd ben ngodi thung bdng thffdc day cd

gan phao Ne'u mffe nffdc giffa cdc d ben trong

>lm Ihl sc tam ngffng bPm tiii d nhieu nffdc vd

kicm tra can bdng trffdc khi cho bdm trd lai

Khi thiing ehlm cdch ddy khoang 5()em

Ihl tam ngffng bPm, tram quan trdc tren bd se

kicm tra vj tri thung lan cud'i trffdc khi cho

phep bdm de thiing ehlm chiim ddy

Sau khi thung cham ddy, tie'p tuc bPm nffdc

dan them khoang 3m nffa nham dam bao dd

chenh cao mifc nffdc ben trong vd hen ngodi

thdng khdng Idn hPn Imet Sau khi thiing so 1 dffpe ddnh ehlm dung vj tri, 2 tdu keo 1200CV vd 60()CV tie'p luc quay liii 11 de dffa thung sd'2 ra vj tri ddnh chim lam

11 ndi se dffpe bdm ndi hodn lodn

vd ve sinh, dpn dep Vice dffa thiing ehlm sd' 2 ra vj tri ddnh ehlm Um, Cdc quy trinh thi cdng ciing gid'ng nhff dffa thiing sd' 1 d tren

6 Dpn dpp va giai tan Sau khi ddnh chim 2 thiing diing vj tri dff kie'n tai bai chffa tam, 2 tdu kdo se giai tdn

Xd lan ca'u ndi vd nhan cdng se thu dpn cdc cau cdng ldc, sdn cdng tdc, bPm ehlm, dem va, Iffdi an todn bd'c, day IP, day cdp xud'ng xd lan lOOT vd dffa vdo bd bao dffdng

THIET BI

Mo ta/Tieu chuan/Quy each

Unoi

Tau keo

Tau keo

Bcfm chim diSn

Bom ngang chay ddu tr6n ca

•Motion ndi

Cand canh gidi

May phat va 2 tu dien

Xa lan C^u ndi

Tram lan

May toan dac

4500 T

600 CV

1200CV

600 CV

llKw,150m-7gi

50 m ^ o u r

75CV

250 KVA

Xa lan 8001

Cdu lOOT

Sdlugng

]

1

1

1

5

10

1

1

1

1

Muc dich

Ha thuy thiang chim

Keo thimg chim

Keo thiing chim

Lai ddt xa Ian cau ndi Bofm nffdc ddn vao thung chin' tai bai chda tam

H 6 trg th6m cho bom chim de bom nude ddn vao thiing chim

Canh gidi, ddn dudng

Cdp dien bom nudc

Cdu chuyen cac bom, thu hoi

bom, cau cdng tac, san cdng t«

Quan trdc va dinh vi