CNG L

PH

S

Thkt cutin hn

1. HiThe

hi ti 2)onqu nhitrn

ng h

16-SB1

Nhp

A1-B1

(m)

5

Theo thc hb tnglng dth tip

Ti hiti v trb phnc khng trong lcng kny.

TY TNHHC HA D

NG U

S: /

V/v xem

c hin niu ti SHnh kho s

n trng theo hin trn

l t H-n ng 14 it t l c tm tt

i qu nhit

L-114607-AS-HS

Nhp

B1-C1

(m)

4.1

hit k banhn trc tipg thng qua trn kinp cn hin t

n trng, r xung qun Inspectio rng vt

bin dnglp b tngkhng c th

MT THDU BNH T XY

/ BC- TX

m xt tnh t

Knh g

i dung cuHS outlet Ht hin trng

hit k cnng, kt cu -1101 bao dn hi tht. Thng stheo bng

ng h

10-SLB1A

Nhp

A2-B2

(m)

10

n u, kt p vo tm

ua lin kt nh nghimtrng v

theo quan uanh cc buon v cc b

nt, cha g hoc ntg nt do khit b, nh

NH VINSN DNG

XD

trng kt c

i: ng in

c hp lin Heater H-1g thit k t

ng trnh c thitgm: 1)

hp p u s kho stsau:

hi bypas

L-114608-AS-HS

Nhp

B2-C2

(m)

3.5

cu cbn m vbu lng 4x

m c tnh v tr trn ca

st t bnu lng nyb phn lixc nh

t v/n mkhng c kn s chuy

CNG H

Q

cu ng

nh Vn N

phng ng101, b ph

ti hin tr

t k chu ton ng 1

vo vng t thit k v

ng h

14-SLB1A

Nhp

A3-B3

(m)

10

m 03 ng gn vo cxM12 (kckch thcao).

n ngoi, phy b ntn quan chc kh nn ca ckh nng tyn trch v

HA X Hc lp

Qung Ng

g ti SHS o

Ngc - Tn

y 06/10/2hn Thit kng v bo

i ng th10 dn hi lu l

v tr cc nh

i thp p

L-114615-AS-HS

Nhp

B3-C3

(m)

10

ti v tr Bt piperackh thc buc do khng

hn b tngt, tuy nhina xc nhnng c hayt thp bntip cn vv lnh vc

HI CH N-T do-H

i, ngy

outlet Hea

ng gim

2014 v vik phng o co kt q

i (v tr B) i thp p

t; 3)ohp kt cu

B k u g

g n h y n c

Gc ch

A2

A3

1

NGHA VInh phc

thng n

ater H-110

c

c xem xtu t X

qu kho s

cho cm 0p bypass qon ng 16

u cho 03

p t trn

A1

B

B3

16

10

14

Page 1 of 4

IT NAM

nm 2014

01

t tnh trngy dng t nh sau:

03 ng dnqua l t;6 dn hi3 on ng

cao

B1

C1

C2

C3

B2

4

g

n ; i g

1

2. Pha. V t

Trnkt cu

- Desiti tr trx Mphp

- Khoca bcchton

- Link kcngv trtrnth lti vchn

Kt lungm hcu v ph lton dtrong tr kimxem nhgy hikt nhvo vn b. V

QuanhnThikimchucc thn

c. Cc

n tch nguthit k: n c s c

u chu t

ign case rng ti ar s lc k12 l 30.6

p l 29.40 kng cch b tng the

h ny nh theo yu c

n kt s dnkiu lin kg nhng li neo, c thng hp bm trit ti

v tr neo, ng nt cho n: Theo khin ti khti trng t

c 1 km a trn trrng hp m tra p lh l mtn tng n hin ti kn hnh mt

cht lnga kim tra

n vic kimng mc nmt k khnm tra cht

uyn trch tn v ngo

ng tin y

c nguyn nh

uyn nhn

c d liu ti ti v tr B

c tnh troa (hydrostao ti lin 63kN cao hkN. bu lng

eo o c lhn kho

cu l 6cm;ng l lin kt ny thui pht sinh h gy nt ng lin ku hoc gi

qua tlp b tng

kt qu phhng p thit k (chtheo), mcng hp tng c c, tuy nhit trong nhnt b tngkhi h thnt thi gian

g vt liu: h s ti v

m tra ko nm trong giang c c s

lng ththc hin coi c nng chnh x

hn khc:

n

thu thp B (v tr n

ong trngatic test). Tkt 04 bu

hn gi tr

n mp nl 5cm, khong cch ; kt ngm, n tin cholc nh lb tng. Trt khp thm bt lctng kh ng ngoi. n tch, ktng c hi tit xin c d vic ti trng tin y nin y c

hng kh ng ti v tr ng cdi.

vn phng n lin quaai on xy kim tra c t ti hicng vic ng lc kinh

xc.

c, b pht b tng)

hp Theo lng cho

ngoi ong tnh

thit o thi n ti rong

h c nh nng

t cu yu

xem tnh

i a nc th nng lin

a

Chi

lu tr h an n chy dng c h s chn trng, ny v vynghim k

n thit k.

i tit lin k

s, do kht lng m

bn ca tt lng ti

hin nay By trong trt vi cc t

dng l

t bu lng

ng tm c b tng ng thu Ti v tr nyBSR cha ng hp cthit b c

li m hnh

ti v tr B

c d liuti v tr n

Technip) ny, lin quan

c b phn thit cnc th thc

Page 2 of 4

h tnh ton

B

u lin quanny (y ln b phnn n vicn/nhn sn c bihin c

4

n

n n c i

Page 3 of 4

Cc nguyn nhn khc (nu c) lin quan v iu kin vn hnh, bo dng cn c kim tra v phi hp theo quy trnh iu tra s c c c ci nhn ton din v chi tit hn.

3. Gii php Qua nh gi phn tch trn, b phn Thit k knh xut cc phng n sau:

1. Gii php ngn hn: Bin php tm thi l x l cc vt nt b tng bo v lp ct thp bn trong trnh b n mn do tc ng ca mi trng v kh nng lan vt nt m bo yu cu vn hnh. Theo cn tm n v c nng lc kinh nghim x l phn nt, kt hp vic kim tra nh gi vt nt v kh nng bin dng ca phn lin kt vt liu bn trong lp b tng v y l c s quan trng c th xut bin php sa cha ph hp.

2. Gii php di hn: Vic x l vt nt trong ngn hn l bin php cn thit, tuy nhin theo nh gi ca b phn Thit k, vi tnh cht c th ca lp b tng, phng php trm, bt bng sika (nu p dng) ch c tnh cht tm thi v khng m bo c tnh ton vn trong lin kt b tng ti v tr nt. Gii php lu di l cn phi thit k b sung thm cc support ph gim ti cho cc v tr ny qua gim thiu nguyn nhn gy nt cho kt cu. Tuy nhin, do kt cu b nt nm ti cc v tr trn cao, khng gian kh tip cn, kt hp xung quanh c cc ng ng hin hu b tr dy dc nn vic tm phng n b tr cc support ph l rt kh khn khi phi m bo khng nh hng n kt cu ln cn. Ngoi ra vic b sung thm support cng yu cu nh gi li ti trng ca ng ng ang vn hnh c cho l rt phc tp i hi n v thc hin phi c nng lc v kinh nghim.

4. Kin ngh Trn c s cc phng n trn phng TXD knh ngh TG xem xt ch o:

- Giao b phn XDCB tip tc ch tr v phi hp vi b phn Inspection trong vic thu v gim st n v c nng lc kinh nghim kim tra, nh gi v c bin php thi cng ph hp x l ngay vt nt theo nh gii php xut trong ngn hn.

- Giao b phn Thit k ch tr v phi hp cc b phn lin quan thu n v JVC thit k b sung kt cu hoc nh gi v/hoc cung cp gii php thit k chi tit nhm x l trit vn nt kt cu ti v tr lin kt b tng ni trn trong thi gian n.

Phng TXD knh ngh TG xem xt ph duyt c c s trin khai sm cc cng vic tip theo.

Page 4 of 4

Trn trng,

Ni nhn: - Nh trn; - ng T.N.N ( b/c) - P.SX; KT, BDSC ( p/h); - Lu: VT, TXD.

TRNG PHNG

Nguyn Vn Chu

KIN CA PH TNG GIM C PH TRCH TXD

PH DUYT CA TNG GIM C