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B XY DNG S : 1599/BXD-VP

CNG HO X HI CH NGHIA VIT NAM c lp- T do- Hnh phc

H Ni, ngy25 thng 07 nm 2007

V/v Cng b Phng php xc nh ch s gi xy dng

Knh gi: - Cc B, C quan ngang B, C quan thuc Chnh ph- U ban Nhn dn cc tnh, thnh ph trc thuc Trung ng - Tp on kinh t, cc Tng cng ty Nh nc

- Cn c Ngh nh s 36/2003/N-CP ngy 4 thng 4 nm 2003 caChnh ph qui nh chc nng, nhim v, quyn hn v c cu t chcca B Xy dng.

- Cn c Ngh nh s 99/2007/N-CP ngy 13 thng 06 nm 2007 caChnh ph v Qun l chi ph u t xy dng cng trnh.

B Xy dng cng b phng php xc nh ch s gi xy dng km

theo vn bn ny cc c quan, t chc, c nhn c lin quan n vic qunl u t xy dng cng trnh tham kho v vn dng vo vic xc nh chs gi xy dng theo hng dn ti Thng t s 05/2007/TT-BXD ngy 25 thng 7 nm 2007 ca B Xy dng Hng dn lp v qun l chi ph u txy dng cng trnh.

Ni nhn: KT. B TRUNG - Nh trn - Vn phng Quc hi; Th trng - Hi ng dn tc v cc U ban ca Quc hi; - Vn phng Ch tch nc; - C quan TW ca cc on th;- To n Nhn dn ti cao; - Vin Kim st nhn dn ti cao; - Vn phng Chnh ph;- Cc S XD, cc S c cng trnh inh Tin Dng xy dng chuyn ngnh; - Cc Cc, V thuc B XD; - Lu VP, V PC, KTTC, Vin KTXD.


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PHNG PHP XC NH CH S GI XY DNG (Km theo Cng vn s 1599/BXD-VP ngy 25/ 07 /2007 ca B Xy dng

v vic Cng b Phng php xc nh ch s gi xy dng)

I. PHNG PHP DA TRN CC YU T U VO1. Gii thiu chung

1.1. Cc ch s gi xy dng c tnh theo loi cng trnh (cng trnh dn dng, cng trnh cng nghip, cng trnh giao thng, cng trnh thy li, cng trnh h tng k thut) hoc cho cng trnh xy dng, bao gm:

- Ch s gi xy dng cng trnh; - Cc ch s gi xy dng theo c cu chi ph; - Cc ch s gi xy dng theo yu t chi ph. Ch s gi xy dng cng trnh l ch s gi tnh cho mt nhm cng

trnh hoc mt loi cng trnh xy dng. Cc ch s gi xy dng theo c cu chi ph l cc ch s gi tnh theo

c cu chi ph ca tng mc u t, gm cc ch s nh: ch s gi phn xy dng, ch s gi phn thit b v ch s gi khon mc chi ph khc.

Cc ch s gi xy dng theo yu t chi ph l cc ch s gi tnh theo yu t chi ph ca d ton xy dng cng trnh, gm cc ch s nh: ch s gi vt liu xy dng cng trnh, ch s gi nhn cng xy dng cng trnh v chs gi my thi cng xy dng cng trnh.

1.2. Phng php xc nh cc ch s gi xy dng ny s dng tnh

ch s gi cho cc cng trnh xy dng dn dng, cng nghip, giao thng, thy li, h tng k thut ca cc d n u t xy dng cng trnh.

1.3. Gii thch t ng:Trong Phng php ny, cc t ng di y c hiu nh sau:

a. Ch s gi xy dng cng trnh l ch tiu phn nh mc bin ng cagi xy dng cng trnh theo thi gian.

b. Thi im gc l thi im c chn lm gc so snh. Cc c cu chi ph xy dng c xc nh ti thi im ny.

c. Thi im so snh l thi im cn xc nh cc ch s gi so vi thiim gc hoc so vi thi im so snh khc.


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d. Cng trnh i din xc nh ch s gi xy dng l cc cng trnh xy dng mi, c tnh nng phc v ph hp vi phn loi cng trnh, cxy dng theo quy trnh cng ngh thi cng ph bin, s dng cc loi vtliu xy dng thng dng.

e. Ch s gi phn xy dng l ch tiu phn nh mc bin ng chi ph xy dng ca cng trnh theo thi gian.

f. Ch s gi phn thit b l ch tiu phn nh mc bin ng chi ph thit b ca cng trnh theo thi gian.

g. Ch s gi phn chi ph khc l ch tiu phn nh mc bin ng cc khon mc chi ph khc ca cng trnh theo thi gian.

h. Ch s gi vt liu xy dng cng trnh l ch tiu phn nh mc binng chi ph vt liu xy dng trong chi ph trc tip ca c cu d ton theo thi gian.

i. Ch s gi nhn cng xy dng cng trnh l ch tiu phn nh mc bin ng chi ph nhn cng trong chi ph trc tip ca c cu d ton theo thi gian.

j. Ch s gi my thi cng xy dng cng trnh l ch tiu phn nh mc bin ng chi ph my thi cng xy dng trong chi ph trc tip ca c cud ton theo thi gian.

k. Ch s gi vt liu xy dng l ch tiu phn nh mc bin ng gi ca loi vt liu xy dng ch yu theo thi gian.

Vt liu ch yu cho loi cng trnh hoc cng trnh l cc vt liu cng nhm (v d: gch xy dng bao gm mt s loi gch xy; bao gm cc loi xy dng thng dng nh 1x2, 2x4, 4x6, hc; ct bao gm ct xy, ct b tng; thp xy dng bao gm thp trn, thp hnh v.v.) hoc loivt liu (v d: nha ng) chim t trng chi ph ln trong chi ph vt liu. l. Ch s gi ca my thi cng xy dng l ch tiu phn nh mc bin

ng gi ca my ca nhm my thi cng xy dng ch yu theo thi gian. Nhm my thi cng xy dng ch yu gm cc my v thit b thi cng

thc hin mt loi cng tc xy dng, lp t (v d: nhm my lm t gmmy o, my xc, t vn chuyn; nhm my lm ng: bao gm my lu, my ri, t vn chuyn, my ti nc, ti nha v.v.) m chi ph cachng chim t trng ln trong chi ph my thi cng xy dng. 2. Nguyn tc xc nh ch s gi xy dng

Ch s gi xy dng c xc nh da trn cc nguyn tc sau y:


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2.1. Cc ch s gi xy dng c tnh bnh qun cho tng nhm cng trnh hoc cng trnh, theo khu vc v da trn cc cn c sau:

Quy chun, tiu chun xy dng Vit nam; Phn loi, cp cng trnh theo qui nh hin hnh. Cc ch chnh sch, quy nh v qun l chi ph u t xy dng

cng trnh, s dng lao ng, vt t, xe my thi cng v cc chi ph khc lin quan ti cc thi im tnh ton;

Mt bng gi ti cc thi im tnh ton. 2.2. i vi chi ph bi thng gii phng mt bng, ti nh c (nu c) th ty theo iu kin c th ca d n xem xt v tnh ton, trng hp chi ph bi thng gii phng mt bng, ti nh c chim t trng nh hn 1% trong tng chi ph cng trnh th c th khng xt ti hoc h s bin ng cachi ph ny c coi bng 1. 2.3. Ch s gi phn chi ph khc xem xt s bin ng ca cc khon mc chi ph chim t trng ln trong tng chi ph qun l d n, chi ph t vn u txy dng v chi ph khc (gi tt l chi ph khc) ca d n nh: chi ph lp dn u t, chi ph kho st, chi ph thit k, chi ph qun l d n,... i vicc khon mc chi ph chim t trng nh hn 1,5% trong tng chi ph khc ca d n th c th khng xt ti hoc h s bin ng ca chi ph ny ccoi bng 1. 2.4. S lng cng trnh i din cn la chn tnh ton cc ch s gi xy dng cho mi loi cng trnh ti thiu l 2 cng trnh. Trng hp i vi loicng trnh xy dng m ch c mt (01) cng trnh duy nht th s dng cng trnh lm cng trnh i din tnh ton. 2.5. C cu chi ph xc nh cc ch s gi xy dng ly theo c cu dton chi ph ph hp vi cc quy nh qun l chi ph trong u t xy dng cng trnh. Cc c cu chi ph ny c tng hp t cc s liu thng k, sdng c nh xc nh ch s gi xy dng trong khong thi gian 5 nm. 2.6. n v tnh ch s gi xy dng l phn trm (%). 3. Xc nh ch s gi xy dng cng trnh

Ch s gi xy dng cng trnh c xc nh bng tng cc tch ca ttrng bnh qun ca chi ph xy dng, thit b, chi ph khc vi cc ch s gi phn xy dng, phn thit b, khon mc chi ph khc tng ng ca cc cng trnh i din la chn.

Ch s gi xy dng cng trnh (I) c tnh theo cng thc sau:


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I = PXDIXD + PTBITB+PCPKICPK

Trong : PXD, PTB, PCPK : T trng bnh qun ca chi ph xy dng, thit b, chi ph khc ca cc cng trnh i din la chn;

Tng cc t trng bnh qun ni trn bng 1. IXD, ITB, ICPK : Ch s gi phn xy dng, phn thit b, phn chi ph khc ca cng trnh i din la chn (Phng php xc nh cc ch s IXD, ITB, ICPK xem Mc 4 ca Vn bn ny).

Cc t trng bnh qun ca cc chi ph ni trn c xc nh nh sau: T trng bnh qun ca chi ph xy dng (PXD), chi ph thit b (PTB), chi

ph khc (PCPK) c xc nh bng bnh qun ca cc t trng chi ph xy dng, t trng chi ph thit b, t trng chi ph khc tng ng ca cc cng trnh i din trong loi cng trnh.

T trng chi ph xy dng, chi ph thit b, chi ph khc ca tng cng trnh i din bng t s gia chi ph xy dng, thit b, chi ph khc ca cng trnh i din so vi tng cc chi ph ny ca cng trnh. Cng thc xc nh nh sau:

XDCTi

XDiXDi G

GP =

XDCTi

TBiTBi G

GP =

XDCTi

CPKiCPKi G

GP =

Trong : PXDi, PTBi, PCPKi : T trng chi ph xy dng, thit b, chi ph khc ca cng trnh i din th i so vi tng cc chi ph ny ca cng trnh. GXDi, GTBi, GCPKi : Chi ph xy dng, thit b, chi ph khc ca cng trnh idin th i; GXDCTi : Tng cc chi ph xy dng, thit b v chi ph khc ca cng trnh idin th i.

Cc s liu v chi ph xy dng, chi ph thit b v chi ph khc ca cc

cng trnh i din la chn c xc nh t cc s liu thng k thu thp. 4. Xc nh cc ch s gi xy dng theo c cu chi ph

(1)

(2)

(3)

(4)


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4.1. Ch s gi phn xy dng (IXD) xc nh bng tch ca ch s gi phn chi ph trc tip nhn vi h s lin quan n cc khon mc chi ph cn li tnh trn thnh phn chi ph vt liu, nhn cng, my thi cng trong chi ph xy dng.

HII TTXD = (5) Trong : ITT: Ch s gi phn chi ph trc tip trong chi ph xy dng ca cng trnh i

din; H: H s cc khon mc chi ph cn li trong chi ph xy dng gm trc tipph khc, chi ph chung, chi ph chu thu tnh trc, thu VAT c tnh trn chi ph vt liu, nhn cng, my thi cng trong chi ph xy dng ca cng trnh i din.

Ch s gi phn chi ph trc tip (ITT) c xc nh bng tng cc tch ca t trng bnh qun ca chi ph vt liu xy dng, nhn cng, my thi cng xy dng trong chi ph trc tip vi cc ch s gi vt liu, nhn cng, my thi cng xy dng tng ng, c xc nh theo cng thc sau:

MTCMTCNCNCVLVLTT xKPxKPxKPI ++=

Trong : PVL, PNC, PMTC : T trng bnh qun ca chi ph vt liu, chi ph nhn cng, chi ph my thi cng xy dng trong chi ph trc tip ca cc cng trnh i din; Tng cc t trng bnh qun ni trn bng 1.

VLK , NCK , MTCK : Ch s gi vt liu xy dng cng trnh, nhn cng xy dng cng trnh, my thi cng xy dng cng trnh trong chi ph trc tip cacc cng trnh i din (Phng php xc nh cc ch s VLK , NCK , MTCKxem Mc 5 ca Vn bn ny).

Cc t trng bnh qun ca cc chi ph vt liu, nhn cng, my thi

cng xy dng trong chi ph trc tip ca cng trnh i din la chn cxc nh nh sau:

(6)


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T trng bnh qun ca chi ph vt liu (PVL), nhn cng (PNC), my thi cng xy dng (PMTC) c xc nh bng bnh qun ca cc t trng chi ph vt liu, chi ph nhn cng, chi ph my thi cng xy dng ca cc cng trnh i din la chn.

T trng chi ph vt liu, nhn cng, my thi cng xy dng ca tng cng trnh i din bng t s gia chi ph vt liu, nhn cng, chi ph my thi cng xy dng so vi tng cc chi ph ny ca cng trnh i din . Cng thc xc nh nh sau:

TTi

VLiVLi G

GP =

TTi

NCiNCi G

GP =

TTi

MTCiMTCi G

GP =

Trong : PVLi, PNCi, PMTCi : T trng chi ph vt liu, nhn cng, my thi cng xy dng ca cng trnh i din th i; GVLi, GNCi, GMTCi : Chi ph vt liu, nhn cng, my thi cng xy dng trong chi ph trc tip ca cng trnh i din th i; GTTi : Tng ca chi ph vt liu, nhn cng v my thi cng xy dng ca cng trnh i din th i.

Chi ph vt liu, chi ph nhn cng, chi ph my thi cng xy dng c

xc nh cn c vo khi lng cng tc xy dng thc hin, cc nh mc, n gi d ton xy dng cng trnh, thng bo gi vt liu, cc ch chnh sch v tin lng, ph cp lng, gi ca my v thit b thi cng do cp c thm quyn cng b ti thi im gc.

H s lin quan n cc khon mc chi ph cn li (H) trong chi ph xy dng c xc nh bng t s ca tng tch cc h s khon mc tnh trn vt liu, nhn cng, my thi cng nhn vi t trng chi ph tng ng tithi im so snh v tng tch ca h s vi t trng chi ph ca chng tithi im gc.

H s H c th c xc nh nh sau:

(8)

(9)

(7)


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MTCCMNC

CNCVL

CVL

MMTC

MM

MNC

MNC

MVL

MVL

PHSPHSPHSPHSPHSPHSH

++++

=

Trong : MM

MNC

MVL HS,HS,HS - H s cc khon mc chi ph cn li trong chi ph xy dng

c tnh trn chi ph VL, NC, MTC (chi ph trc tip khc, chi ph chung, chi ph chu thu tnh trc, thu VAT) ti thi im so snh;

CM

CNC

CVL HS,HS,HS - H s cc khon mc chi ph cn li trong chi ph xy dng

c tnh trn chi ph VL, NC, MTC (chi ph trc tip khc, chi ph chung, chi ph chu thu tnh trc, thu gi tr gia tng) ti thi im gc;

MMTC

MNC

MVL P,P,P - T trng chi ph vt liu, nhn cng, my thi cng ti thi im

so snh. T trng chi ph ca tng loi chi ph vt liu, nhn cng, my thi cng

trong chi ph trc tip ti thi im so snh xc nh bng t trng chi ph tng ng ti thi im gc nhn vi ch s gi ca n chia cho ch s gi phn chi ph trc tip.

TT

VLVLMVL I

KPP =

TT

NCNCMVL I

KPP =

TT

MTCMTCMVL I

KPP =

H s lin quan n cc khon mc chi ph cn li trong chi ph xy dng gm: trc tip ph khc, chi ph chung, chi ph thu nhp chu thu tnh trc, thu gi tr gia tng tnh trn chi ph vt liu, nhn cng, my thi cng c xc nh cn c vo Thng t hng dn vic lp d ton chi ph xy dng ban hnh ti thi im gc v thi im so snh v loi cng trnh.

4.2. Ch s gi phn thit b cng trnh (ITB) c xc nh bng tng

cc tch ca t trng bnh qun chi ph mua sm thit b ch yu, chi ph lpt v th nghim, hiu chnh cc thit b ch yu (nu c) nhn vi h sbin ng cc chi ph tng ng ni trn ca cc cng trnh i din la chn.

(10)

(11)

(12)

(13)


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LLSTBSTBTB xKPxKPI +=

Trong : PSTB, PL: T trng bnh qun chi ph mua sm thit b ch yu, chi ph lp tv th nghim, hiu chnh thit b ch yu (nu c) ca cc cng trnh idin la chn; KSTB, KL: H s bin ng chi ph mua sm thit b ch yu, h s bin ng chi ph lp t v th nghim, hiu chnh thit b ch yu (nu c) ca cc cng trnh i din la chn.

H s bin ng chi ph mua sm thit b ch yu c xc nh bng t s gia chi ph mua sm thit b bnh qun ti thi im so snh vi thiim gc.

Gi thit b xc nh theo phng php iu tra, thng k s liu gi c

ca nhng loi thit b ch yu c s lng ln, gi c cao v bin ng nhiutrn th trng, hoc c th xc nh trn c s tham kho mc trt gi thit b, hoc tnh theo yu t trt gi ca c cu sn xut thit b.

Cc loi thit b ch yu l nhng loi thit b c t trng chi ph lntrong chi ph mua sm thit b. V d i vi cc cng trnh xy dng dn dng: h thng thang my, h thng iu ha v.v.; i vi cc cng trnh xy dng cng nghip: dy chuyn cng ngh sn xut chnh v.v.

H s bin ng chi ph lp t thit b v th nghim, hiu chnh thit

b (nu c) c th ly nh ch s gi phn xy dng. T trng chi ph lp tthit b v th nghim, hiu chnh thit b (nu c) c th tnh bng 6-10% cachi ph mua sm thit b.

4.3. Ch s gi phn chi ph khc (ICPK) c xc nh bng tng cc tch ca t trng bnh qun cc khon mc chi ph ch yu trong chi ph khc ca cc cng trnh i din nhn vi h s bin ng cc khon mc chi ph tng ng, c xc nh theo cng thc sau:

(14)


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KMKse

1sKMKsCPK KPI

=

=

Trong : PKMKs : T trng bnh qun ca khon mc chi ph ch yu th s trong tng chi ph cc khon mc ch yu thuc phn chi ph khc ca cc cng trnh idin; KKMKs: H s bin ng chi ph ca khon mc chi ph ch yu th s trong chi ph khc ca cc cng trnh i din; e : S khon mc chi ph ch yu thuc chi ph khc ca cc cng trnh idin.

Cc khon mc chi ph ch yu trong chi ph khc ca cng trnh idin l nhng khon mc chi ph chim t trng ln trong chi ph khc cacng trnh i din, v d i vi cng trnh xy dng dn dng, nhng khonmc chi ph ch yu trong chi ph khc nh chi ph kho st xy dng, chi ph thit k xy dng, chi ph lp d n u t xy dng cng trnh, chi ph qunl d n, i vi nhng khon mc chi ph chim t trng nh hn 1,5% trong tng chi ph khc ca cng trnh i din th c th khng xt ti.

Nhng khon mc chi ph chim t trng ln trong chi ph khc cacng trnh i din nh li vay trong thi gian xy dng (i vi d n sdng ngun vn vay), vn lu ng ban u (i vi d n sn xut),... th tutheo tnh cht, iu kin c th ca tng d n, tng cng trnh xy dng cc khon mc chi ph ny c th tnh b sung cho ph hp.

H s bin ng chi ph kho st xy dng c ly bng ch s gi nhn cng xy dng cng trnh.

i vi mt s khon mc chi ph khc tnh trn chi ph xy dng hocchi ph thit b th cc h s bin ng ca chng c ly bng ch s gi phn xy dng hoc ch s gi phn thit b tng ng.

i vi mt s khon mc chi ph khc tnh trn tng chi ph xy dng v chi ph thit b th cc h s bin ng ca chng c ly bng bnh qun ca ch s gi phn xy dng v ch s gi phn thit b.

(15)


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5. Xc nh cc ch s gi xy dng theo yu t chi ph5.1. Ch s gi vt liu xy dng cng trnh ( VLK ) c xc nh

bng tng cc tch ca t trng chi ph tng loi vt liu ch yu nhn vi chs gi loi vt liu ch yu tng ng . Ch s gi vt liu xy dng cng trnh ti thi im so snh nh sau:

VLjm

1jvljVL KPK

=

=

Trong : Pvlj : T trng chi ph bnh qun ca loi vt liu xy dng ch yu th j trong tng chi ph cc loi vt liu xy dng ch yu ca cc cng trnh i din;

VLjK : Ch s gi loi vt liu xy dng th j; m : S loi vt liu xy dng ch yu.

T trng chi ph bnh qun (Pvlj) ca loi vt liu xy dng ch yu th j

trong tng chi ph cc loi vt liu ch yu bng bnh qun cc t trng chi ph loi vt liu xy dng ch yu th j ca cc cng trnh i din.

Tng cc t trng chi ph loi vt liu xy dng ch yu bng 1. T trng chi ph ca tng loi vt liu xy dng ch yu th j ca tng

cng trnh i din c tnh bng t s gia chi ph loi vt liu ch yu thj so vi tng chi ph cc loi vt liu ch yu trong chi ph trc tip ca cng trnh i din , c xc nh nh sau:

=

= m

1j

ivlj

ivlji

vljG

GP

Trong : ivljP : T trng chi phi loi vt liu xy dng ch yu th j ca cng trnh i

din I; ivljG : Chi ph loi vt liu xy dng ch yu th j ca cng trnh i din i.

(16)

(17)


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Cc loi vt liu xy dng ch yu c quy nh cho tng loi hnh cng trnh xy dng nh sau:

- i vi cc cng trnh xy dng dn dng gm: xi mng, ct xy dng,

xy dng, g, gch xy, gch p lt, thp xy dng. - i vi cc cng trnh xy dng cng nghip gm: xi mng, ct xy

dng, xy dng, gch xy, thp xy dng, vt liu bao che, cp in. - i vi cc cng trnh xy dng giao thng gm: xi mng, ct xy

dng, xy dng, thp xy dng, nha ng. - i vi cc cng trnh xy dng thy li gm: xi mng, ct xy dng,

xy dng, thp xy dng, thuc n v vt liu n.- i vi cc cng trnh xy dng h tng k thut gm: xi mng, ct xy

dng, xy dng, thp xy dng.

Ty theo c im, tnh cht c th ca tng cng trnh xy dng, loi vtliu xy dng ch yu c th b sung tnh ton cho ph hp.

Ch s gi loi vt liu xy dng ( VLjK ) c tnh bng bnh qun cc ch

s gi ca cc loi vt liu xy dng c trong nhm vt liu . Ch s gi ca tng loi vt liu trong nhm c xc nh bng t s

gia gi bnh qun n hin trng ca loi vt liu xy dng ti thi imso snh so vi thi im gc.

Gi vt liu xy dng n hin trng xy dng c xc nh trn cs gi vt liu ca th trng hoc bo gi ca nh sn xut, nh cung cphoc gi c p dng ca cng trnh khc c tiu chun, cht lng tng t s dng v xc nh theo phng php tnh ton gi vt liu n hintrng do c quan c thm quyn hng dn.

5.2. Ch s gi nhn cng xy dng cng trnh ( NCK ) xc nh bng t s gia tin lng ngy cng bc th bnh qun ti thi im so snh vithi im gc.

i vi cng trnh xy dng dn dng bc th bnh qun l 3,5/7. i vi cc cng trnh xy dng khc bc th bnh qun l 4/7.


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i vi loi cng trnh xy dng m c bc th bnh qun cha ph

hp vi bc th bnh qun nu trn th tu theo tnh cht, iu kin c th caloi cng trnh xy dng m xc nh bc th bnh qun cho ph hp.

Gi nhn cng xy dng c xc nh cn c theo mt bng gi cath trng lao ng ph bin ca tng khu vc hoc mc tin lng ti thiuc c quan nh nc, a phng cng b v cc ch ph cp theo ngnh ngh ti thi im tnh ton.

5.3. Ch s gi my thi cng xy dng cng trnh ( MTCK ) c xc

nh bng tng cc tch ca t trng bnh qun chi ph nhm my thi cng xy dng ch yu nhn vi ch s gi ca my thi cng xy dng ca nhm my thi cng xy dng ch yu ny, c th nh sau:

Mkf

1kMkMTC KPK

=

=

Trong : PMk : T trng bnh qun chi ph nhm my thi cng xy dng ch yu th ktrong tng chi ph cc nhm my thi cng xy dng ch yu ca cc cng trnh i din; KMk : Ch s gi ca my thi cng xy dng ca nhm my thi cng xy dng ch yu th k ca cc cng trnh i din; f : S nhm my thi cng xy dng ch yu ca cc cng trnh i din.

T trng bnh qun chi ph nhm my thi cng xy dng ch yu k

trong tng chi ph cc nhm my thi cng xy dng ch yu (PMk) bng bnh qun t trng chi ph nhm my thi cng xy dng ch yu k ca cc cng trnh i din.

Tng cc t trng chi ph nhm my thi cng xy dng ch yu bng 1. T trng chi ph ca tng nhm my thi cng xy dng ch yu ca

tng cng trnh i din c tnh bng t s gia chi ph nhm my thi cng xy dng ch yu so vi tng chi ph cc nhm my thi cng xy dng ch

(18)


14

yu trong chi ph trc tip ca cng trnh i din. Cng thc xc nh nhsau:

=

= f

1k

iMk

iMki

MkG

GP

Trong : iMkP : T trng chi phi nhm my thi cng xy dng ch yu th k ca cng

trnh i din th i; iMkG : Chi ph nhm my thi cng xy dng ch yu th k ca cng trnh i

din th i.

Cc nhm my thi cng xy dng ch yu c quy nh cho tng loicng trnh xy dng nh sau:

- i vi cc cng trnh xy dng dn dng gm: nhm my lm t,

nhm my nng h, nhm my phc v cng tc b tng, nhm my gia cng kim loi, nhm my phc v cng tc cc.

- i vi cc cng trnh xy dng cng nghip gm: nhm my lm t, nhm my nng h, nhm my phc v cng tc b tng, nhm my gia cng kim loi, nhm my phc v cng tc cc, my o hm.

- i vi cc cng trnh xy dng giao thng gm: nhm my lm t, nhm my vn chuyn, nhm my lm ng, nhm my phc v cng tc b tng, nhm my gia cng kim loi, nhm my phc v cng tc cc, nhm my o hm.

- i vi cc cng trnh xy dng thy li gm: nhm my lm t, nhm my vn chuyn, nhm my nng h, nhm my phc v cng tc b tng, nhm my gia cng kim loi.

- i vi cc cng trnh xy dng h tng k thut gm: nhm my lm t, nhm my vn chuyn, nhm my phc v cng tc b tng, nhm my gia cng kim loi. Ty theo c im, tnh cht c th ca tng cng trnh xy dng, cc

nhm my thi cng xy dng ch yu c th b sung tnh ton cho ph hp.

(19)


15

Ch s gi ca my thi cng xy dng ( MkK ) c tnh bng bnh qun

cc ch s gi ca my v thit b thi cng ca cc loi my v thit b thi cng c trong nhm.

Ch s gi ca my v thit b thi cng ca tng loi my v thit b thi cng c xc nh bng t s gia gi ca my v thit b thi cng xy dng ca loi my v thit b thi cng ti thi im so snh so vi thi imgc.

Gi ca my v thit b thi cng xy dng xc nh theo phng php xc nh gi ca my v thit b thi cng do Nh nc hng dn hoc bng gi ca my do cc cp c thm quyn cng b, hoc c th p dng gi thu my trn th trng.

6. Trnh t cc bc tnh ton ch s gi xy dng

6.1. Trnh t cc bc tnh ton Vic tnh ton cc ch s gi xy dng c tin hnh nh sau: Bc 1: La chn cc cng trnh i din, thu thp, x l cc s liu, d

liu cn thit phc v tnh ton. Bc 2: Xc nh cc chi ph, c cu chi ph, cc ch s gi theo c cu

chi ph v cc ch s gi theo yu t chi ph. Bc 3 Xc nh ch s gi xy dng cng trnh.

V d tnh ton cc ch s gi xy dng tham kho Mc 7 di y.

6.2. Xc nh thi im tnh ton, thu thp v x l cc s liu6.2.1 Thi im tnh ton Cn c vo mc ch p dng ch s gi xy dng la chn thi

im gc v cc thi im so snh: i vi trng hp s dng cc ch s gi xy dng phc v cng tc lp v qun l chi ph u t xy dng cng trnh ca Ngnh v a phng scn c vo tnh hnh xy dng ca cng trnh v ca khu vc xc nh cc thi im tnh ton. Cc thi im so snh l thi im tng nm mt lin tipn thi im xc nh ch s gi.


16

i vi trng hp s dng cc ch s gi xy dng phc v cho cng tc thanh ton ph thuc vo iu kin c th ca hp ng xy dng, thiim gc c ly theo iu kin qui nh trong hp ng.

6.2.2 Thu thp v x l s liuCc s liu cn thu thp xc nh ch s gi xy dng bao gm: - S liu quyt ton vn u t xy dng cng trnh; - Trng hp khng c s liu quyt ton th thu thp s liu tng mc

u t, d ton xy dng cng trnh c ph duyt, v chi tit cc khonmc chi ph cu thnh nn cc chi ph ny;

- Cc ch chnh sch, quy nh v qun l chi ph u t xy dng cng trnh, s dng lao ng, vt t, xe my thi cng v cc chi ph khc c lin quan cc thi im tnh ton (gm cc thng t hng dn v lp v qun l chi ph u t xy dng cng trnh, thng t hng dn iu chnh chi ph xy dng, h thng bng lng, cc ch ph cp c tnh cht lng, nh mc khu hao my mc v thit b, h thng nh mc d ton xy dng cng trnh);

- Thng tin v gi c th trng (v d gi vt liu hoc gi ca my c th ly theo thng bo gi, bng gi ca my c cp c thm quyn cng bv.v.).

Trng hp s dng s liu quyt ton vn u t xy dng cng trnh

th cc chi ph xy dng, thit b, chi ph khc v cc khon mc chi ph chi tit cu thnh nn cc chi ph ny phi c quy i v thi im gc. Vicqui i cc chi ph ny v thi im gc c thc hin tng t nh theo phng php qui i chi ph d n u t xy dng cng trnh v thi imbn giao a cng trnh vo s dng theo hng dn ti Thng t s07/2005/TT-BXD ngy 15/04/2005 ca B Xy dng. Trng hp s dng cc s liu v tng mc u t, d ton xy dng cng trnh c ph duyt th vn dng cc qui nh hng dn v lp v qun l chi ph d n u t xy dng cng trnh qui i v thi im gc.

Vic x l s liu thu thp gm cc cng tc r sot, kim tra li sliu, d liu v c cu lp d ton.


17

7. V d tnh ton ch s gi xy dng

Xc nh cc ch s gi xy dng cho nhm cng trnh Nh ti Thnh ph H Ni. 1. Trnh t cc bc tnh ton ch s gi xy dng Bc 1. La chn cng trnh i din, xc nh thi im gc, thu thp v xl cc s liu tnh ton: - Xc nh thi im gc l nm 2000. - Lp danh sch cc cng trnh xy dng nh hon thnh trong nm2000. - R sot theo yu cu, iu kin chn ba (03) cng trnh i din trong danh mc cc cng trnh lit k. - Thu thp s liu quyt ton vn u t ca ba cng trnh xy dng nh idin la chn vi: + Tng vn u t xy dng cng trnh nh s 1 l: 31.823.608.700

+ Tng vn u t xy dng cng trnh nh s 2 l: 34.600.545.000+ Tng vn u t xy dng cng trnh nh s 3 l: 32.450.600.000

Bc 2: Xc nh cc chi ph, c cu chi ph ca cc cng trnh i din tithi im gc v cc Ch s gi xy dng theo c cu chi ph v theo yu tchi ph. - Xc lp cc chi ph ca Cng trnh i din s 1:

+ Vi vn u t xy dng cng trnh (GXDCT1) l: 31.823.608.700Trong :

- Chi ph xy dng (GXD1) : 25.525.716.538 ng - Chi ph thit b (GTB1): 2.186.281.918 ng

+ Chi ph mua sm thit b: 2.066.036.413 ng + Chi ph lp t thit b v th nghim, hiu chnh: 120.245.505 ng

- Chi ph khc (GCPK1): 4.111.610.244 ng - Tnh ton c cu chi ph xy dng, thit b, khon mc chi ph khc cacng trnh i din s 1:

- T trng chi ph xy dng (PXD1): 80,21% - T trng chi ph thit b (PTB1): 6,87%, trong :

+ T trng chi ph mua sm thit b: 94,5% + T trng chi ph lp t thit b v th nghim, hiu chnh: 5,5%

- T trng chi ph khc (PCPK1): 12,92%, trong :


18

+ T trng chi ph kho st xy dng: 17% + T trng chi ph thit k cng trnh: 18% + T trng chi ph qun l d n: 75%

- Xc nh c cu chi ph Vt liu, Nhn cng, My thi cng trong chi ph trc tip; c cu chi ph loi vt liu, nhm my thi cng ch yu ca cng trnh 1 (Xem Bng 1);

Bng s 1. Tnh ton t trng chi ph vt liu ch yu, nhm my thi cng ch yu

ca cng trnh s 1 theo mt bng gi nm 2000

STT Tn VL, NC, nhm MTC Thnh tin (ng)

T trng chi ph VL, NC, nhm MTC

T trng chi ph VL, nhm MTC ch yu

I Loi Vt liu 17.777.283.377 86,75% 100,00%1 Nhm vt liu Khc 830.509.7042 G 1.100.642.971 6,49%3 Ct xy dng 397.621.761 2,35%4 Thp xy dng 7.669.813.980 45,26%5 Gch p lt 1.629.581.606 9,62%6 Gch xy 990.096.158 5,85%7 Xi mng 4.276.537.878 25,24%8 xy dng 881.979.318 5,20%II Nhn cng 2.060.188.943 10,06% 100,00%1 Nhm nhn cng 2.060.188.943 100,00%

III Nhm My thi cng 654.330.086 3,19% 100,00%1 Nhm my nng h 57.654.980 9,19%2 Nhm my phc v cng

tc b tng 354.135.312 57,43%

3 Nhm my gia cng kim loi

215.785.103 34,38%

4 Nhm my Khc 26.764.691

Tng cng 20.501.802.405 100,00%

Cc c cu chi ph ca Cng trnh nh i din s 2 v s 3 c thchin tng t theo cch tnh i vi Cng trnh nh i din s 1.


19

Sau khi bnh qun cc t trng ca cng trnh s 1, 2 v 3, ta c cc t trng chi ph bnh qun nh sau:

- T trng chi ph xy dng (PXD): 79,28% - T trng chi ph thit b (PTB): 6,91%, trong :

+ T trng chi ph mua sm thit b: 94,00% + T trng chi ph lp t thit b v th nghim, hiu chnh: 6,00%

- T trng chi ph khc (PCPK): 13,81%, trong : + T trng chi ph kho st xy dng: 15% + T trng chi ph thit k cng trnh: 15% + T trng chi ph qun l d n: 70%

- T trng chi ph bnh qun ca vt liu xy dng, nhn cng xy dng, my thi cng xy dng v t trng chi ph bnh qun ca loi vt liuxy dng ch yu, nhm my thi cng xy dng ch yu (xem Bng 2)

Bng s 2. T trng chi ph bnh qun ca vt liu xy dng, nhn cng xy dng, my thi cng xy dng v cc loi vt liu ch yu, nhm my thi cng ch yu theo

mt bng gi nm 2000

STT Tn VL, NC, nhm MTC

T trng chi ph VL, NC, nhm

MTC

T trng chi ph VL, nhm MTC ch yu

I Loi Vt liu 86,84% 100,00%1 G 6,55%2 Ct xy dng 2,34%3 Thp xy dng 45,20%4 Gch p lt 9,60%5 Gch xy 5,83%6 Xi mng 25,28%7 xy dng 5,19%II Nhn cng 10,03% 100,00%1 Nhm nhn cng 100,00%

III Nhm My thi cng 3,14% 100,00%1 Nhm my nng h 9,34%2 Nhm my phc v cng

tc b tng 57,34%


33,32%

- Xc nh cc Ch s gi loi vt liu xy dng, nhm my thi cng xy dng (Xem Bng 3); Xc nh cc ch s gi vt liu xy dng, nhn cng xy dng, my thi cng xy dng (Xem Bng 4).


20

Bng 3. Xc nh ch s gi loi vt liu xy dng, nhn cng xy dng v ch s gi ca my ca nhm my thi cng xy dng

Gi vt liu, nhn cng, my thi cng ch yu bnh qun

ch s gi loi vLXD, NCXD nhm mtcXD STT Ni dung n v

2000 2001 2002 2003 2001 2002 2003

1 2 3 4 5 6 7 8 9 10 llooii VVtt lliiuu

1 Nhm vt liu Xi mng kg 700 681 724 677 0,973 1,034 0,9672 Nhm vt liu Ct m3 31.833 30.833 30.590 29.090 0,969 0,961 0,9143 Nhm vt liu m3 84.600 84.600 84.600 93.000 1,000 1,000 1,0994 Nhm vt liu G m3 1.300.000 1.400.000 1.400.000 1.400.000 1,077 1,077 1,0775 Nhm vt liu Thp kg 4.005 4.080 4.366 5.720 1,019 1,090 1,4286 Nhm vt liu Gch p lt vin 5.950 5.525 5.525 5.812 0,929 0,929 0,9777 Nhm vt liu Gch xy vin 525 555 581 556 1,057 1,107 1,059

NNhhnn ccnngg1 Nhn cng cng 16.214 18.938 22.699 26.461 1,168 1,400 1,632

NNhhmm MMyy tthhiiccnngg

1 Nhm my nng h ca 640.131 658.593 683.214 695.524 1,029 1,067 1,0872 Nhm my phc v cng

tc b tng ca 47.106 48.465 50.276 51.182 1,029 1,067 1,087

3 Nhm my gia cng thp ca 80.432 82.751 85.845 87.391 1,029 1,067 1,087

Ghi ch:- Ct 4, 5, 6, 7 Tng hp bnh qun gi loi vt liu ch yu, gi nhn cng, gi ca my ca nhm my thi cng ch yu hng nm theo tng giai on; - Ct 8 = ct 5 : ct 4; Ct 9 = ct 6 : ct 4; Ct 10 = ct 7 : ct 4;

Bng s 4. Tng hp cc ch s gi cc loi vt liu xy dng, ca my ca nhm my thi cng xy dng v tnh ton cc ch s gi vt liu xy dng cng trnh, nhn cng xy

dng cng trnh, my thi cng xy dng cng trnh

Ch s gi loi VLXD, NCXD, MTCXD ch yu

Bin ng VL, NC, MTC so vi nm gc

(nm 2000) STT Ni dung T trng

2000 2001 2002 2003 2001 2002 2003

1 2 3 4 5 6 7 8 9 10

llooii VVtt lliiuu1 Xi mng 25,28% 1,000 0,973 1,034 0,967 0,246 0,261 0,2442 Ct xy dng 2,34% 1,000 0,969 0,961 0,914 0,023 0,023 0,0213 xy dng 5,19% 1,000 1,000 1,000 1,099 0,052 0,052 0,0574 G 6,55% 1,000 1,077 1,077 1,077 0,071 0,071 0,0715 Thp xy dng 45,20% 1,000 1,019 1,090 1,428 0,461 0,493 0,6466 Gch p lt 9,60% 1,000 0,929 0,929 0,977 0,089 0,089 0,094


21

1 2 3 4 5 6 7 8 9 10 7 Gch xy 5,83% 1,000 1,057 1,107 1,059 0,062 0,065 0,062

Tng cng 1,002 1,053 1,195NNhhnn ccnngg

1 Nhn cng 100,00% 1,000 1,168 1,400 1,632 1,168 1,400 1,632Tng cng 1,168 1,400 1,632

MMyy tthhii ccnngg1 Nhm my nng h 9,34% 1,000 1,029 1,067 1,087 0,096 0,100 0,1012 Nhm my phc v

cng tc b tng 57,34% 1,000 1,029 1,067 1,087 0,590 0,612 0,623


33,32% 1,000 1,029 1,067 1,087 0,343 0,356 0,362

Tng cng 1,029 1,067 1,087

Ghi ch: - Ct 3: Cn c vo loi cng trnh, nhu cu vt liu, nhn cng, my thi cng hon thin cng trnh v gi thi im gc (xem bng 2) - Ct 4, 5, 6, 7 Ch s gi loi vt liu xy dng, ch s gi ca my ca nhm my thi cng xy dng (ly ti bng 3); - Ct 8 = ct 3 x ct 5; Ct 9 = ct 3 x ct 6; Ct 10 = ct 3 x ct 7; - Dng tng cng chnh l ch s gi vt liu xy dng cng trnh, nhn cng xy dng cng trnh, my thi cng xy dng cng trnh tng ng vi tng nm

- Xc nh Ch s gi phn xy dng (Xem Bng 5, 6, 7, 8); Bng s 5. Tng hp cc ch s gi vt liu xy dng cng trnh, nhn cng xy dng cng trnh, my thi cng xy dng cng trnh v tnh ton ch s gi phn

chi ph trc tip Cc ch s gi STT Ni dung T trng 2001 2002 2003

1 2 3 4 5 61 Vt liu 86.84% 1.002 1.053 1.1952 Nhn cng 10.03% 1.168 1.400 1.6323 My thi cng 3.14% 1.029 1.067 1.087

Ch s gi phn chi ph trc tip 1.020 1.088 1.235

Ghi ch: - Ch s gi vt liu xy dng cng trnh, nhn cng xy dng cng trnh, my thi cng xy dng cng trnh ly theo bng 4; - Ch s gi phn chi ph trc tip: Ct 4 = dng1 ct 3 x dng 1 ct 4 + dng 2 ct 3 x dng 2 ct 4 + dng 3 ct 3 x dng 3 ct 4 Ct 5 = dng1 ct 3 x dng 1 ct 5 + dng 2 ct 3 x dng 2 ct 5 + dng 3 ct 3 x dng 3 ct 5 Ct 6 = dng1 ct 3 x dng 1 ct 6 + dng 2 ct 3 x dng 2 ct 6 + dng 3 ct 3 x dng 3 ct 6


22

Bng 6. Tnh h s (H) lin quan n cc khon mc chi ph cn li tnh trn vt liu, nhn

cng, my thi cng

2001 2002 2003

STT

Ni dung T

trng gc

HS KM thi im gc

Ch s

T trng thi im 2001

HS Khon mc

Ch s

T trng thi im 2002

HS Khon mc

Ch s

T trng thi im 2003

HS Khon mc

1 2 3 4 5 6 7 8 9 10 11 12 13

1 Vt liu 0,87 1,161 1,002 0,854 1,161 1,053 0,840 1,161 1,195 0,840 1,1612 Nhn cng 0,10 1,834 1,168 0,115 1,834 1,400 0,129 1,834 1,632 0,133 1,8343 My thi cng 0,03 1,161 1,029 0,032 1,161 1,067 0,031 1,161 1,087 0,028 1,161

H s H 1,008 1,016 1,018

Ghi ch:- H s cc khon khc ly trong bng tng hp cc khon mc chi ph cn li tnh trn VL, NC, MTC xem bng 7;

- Ch s gi vt liu xy dng cng trnh, nhn cng xy dng cng trnh, my thi cng xy dng cng trnh ly ti bng 4 - T trng mi: Ct 6 dng 1 = ct 5 dng 1 x ct 3 dng 1 / ch s gi phn chi ph trc tip ti bng 5 Ct 6 dng 2 = ct 5 dng 2 x ct 3 dng 2 / ch s gi phn chi ph trc tip ti bng 5 Ct 6 dng 3 = ct 5 dng 3 x ct 3 dng 3 / ch s gi phn chi ph trc tip ti bng 5 Nguyn tc tng t cho cc ct 9, 12 - H s H cho cc nm: nm 2001: = (dng1 ct 6 x dng 1 ct 7 + dng 2 ct 6 x dng 2 ct 7 + dng 3 ct 6 x dng 3 ct 7) / ( (dng1 ct 3 x dng 1 ct 4 + dng 2 ct 3 x dng 2 ct 4 + dng 3 ct 3 x dng 3 ct 4) Nguyn tc tng t cho cc nm 2002 v 2003

Bng 7. Tng hp cc khon mc chi ph cn li tnh trn VL, NC, M Cng trnh: Xy dng dn dng

STT Chi ph

H s chi ph chung HS1

H s thu nhp chu thu

tnh trc HS2

VL NC M

1 2 3 4 5 6 7Chi ph theo n gi Chi ph vt liu Chnh lch vt liu Chi ph nhn cng Chi ph my xy dng

I Chi ph trc tip 1 Chi ph vt liu 1,0002 Chi ph nhn cng 1,0003 Chi ph my xy dng 1,000


23

1 2 3 4 5 6 7Cng chi ph trc tip T=VL+NC+M

1,000 1,000 1,000

II Chi ph chung CPC=HS1*NC

0,58 0,580

III Thu nhp chu thu tnh trc TL=HS2*(T+CPC)

0,055 0,055 0,087 0,055Gi tr d ton xy lp trc thu Z=T+CPC+TL

1,055 1,667 1,055

IV Thu gi tr gia tng u ra (Z*10%) 0,106 0,167 0,106Gi tr d ton xy lp sau thu (Z+VAT) 1,161 1,834 1,161

Bng 8. Tnh Ch s gi phn xy dng

Ni dung 2001 2002 2003 1 2 4 5 61 Ch s gi phn chi ph trc tip 1,020 1,088 1,235

2H s lin quan n khon mc chi ph cn li H 1,008 1,016 1,018

Ch s gi phn xy dng 1,028 1,105 1,257

Ghi ch:- Ch s gi phn chi ph trc tip ly ti bng 5;

- H s H lin quan n khon mc chi ph cn li tnh trn VL, NC, MTC ly ti bng 6 - Ch s gi phn xy dng: Nm 2001: dng1 ct 3 x dng 1 ct 4 Nguyn tc tng t cho cc nm 2002 v 2003

- Xc nh Ch s gi phn thit bBng s 9. Tnh ch s gi phn thit b

H s bin ng chi ph

STT Ni dung T trng 2001 2002 2003 1 2 3 4 5 61 Mua sm thit b 94% 1.010 1.015 1.0202 Lp t v th nghim, hiu chnh 6% 1.028 1.105 1.257

Ch s gi phn thit b 1.011 1.020 1.034

Ghi ch:- H s bin ng chi ph mua sm thit b ly theo s liu thc t ;

- H s bin ng chi ph lp t thit b v th nghim, hiu chnh thit b ly nh ch s gi phn xy dng ti bng 8; - Ch s gi phn thit b: Ct 4 = (dng1 ct 3 x dng 1 ct 4 + dng 2 ct 3 x dng 2 ct 4) Ct 5 = (dng1 ct 3 x dng 1 ct 5 + dng 2 ct 3 x dng 2 ct 5) Ct 6 = (dng1 ct 3 x dng 1 ct 6 + dng 2 ct 3 x dng 2 ct 6)


24

- Xc nh Ch s gi phn chi ph khc

Bng 10. Xc nh ch s gi phn chi ph khc

H s bin ng chi ph STT Ni dung T trng 2001 2002 2003 1 2 3 4 5 61 Kho st xy dng 15,00% 1,168 1,400 1,6322 Thit k xy dng 15,00% 1,028 1,105 1,2573 Chi ph qun l d n 70,00% 1,020 1,063 1,146

Ch s gi phn chi ph khc 1,043 1,120 1,235

Ghi ch:- H s bin ng chi ph kho st ly bng ch s gi nhn cng ti bng 4;

- H s bin ng chi ph thit k ly bng ch s gi phn xy dng ti bng 8; - H s bin ng chi ph qun l d n ly bng bnh qun ca ch s gi xy dng v ch s gi thit b (ly ti bng 8 v 9); - Ch s gi phn chi ph khc: Ct 4 = (dng1 ct 3 x dng 1 ct 4 + dng 2 ct 3 x dng 2 ct 4 + dng 3 ct 3 x dng 3 ct 4) Ct 5 = (dng1 ct 3 x dng 1 ct 5 + dng 2 ct 3 x dng 2 ct 5 + dng 3 ct 3 x dng 3 ct 5) Ct 6 = (dng1 ct 3 x dng 1 ct 6 + dng 2 ct 3 x dng 2 ct 6 + dng 3 ct 3 x dng 3 ct 6)

- Xc nh Ch s gi xy dng cng trnh

Bng 11. Tng hp cc ch s gi phn xy dng, phn thit b, phn chi ph khc v tnh ton ch s gi xy dng cng trnh

Cc ch s gi STT Ni dung T trng 2001 2002 2003 1 2 3 4 5 61 Xy dng 79,28% 1,028 1,105 1,2572 Thit b 6,91% 1,011 1,020 1,0343 Phn chi ph khc 13,81% 1,043 1,120 1,235

Ch s gi xy dng cng trnh 1,029 1,101 1,239

Ghi ch:- Ch s gi phn xy dng ly theo bng 8;

- Ch s gi phn thit b ly theo bng 9; - Ch s gi phn chi ph khc ly theo bng 10; - Ch s gi xy dng cng trnh: Ct 4 = (dng1 ct 3 x dng 1 ct 4 + dng 2 ct 3 x dng 2 ct 4 + dng 3 ct 3 x dng 3 ct 4) Ct 5 = (dng1 ct 3 x dng 1 ct 5 + dng 2 ct 3 x dng 2 ct 5 + dng 3 ct 3 x dng 3 ct 5) Ct 6 = (dng1 ct 3 x dng 1 ct 6 + dng 2 ct 3 x dng 2 ct 6 + dng 3 ct 3 x dng 3 ct 6)


25

Tng hp kt qu tnh ton: Ch s gi xy dng cng trnh v ch s gi phn xy dng so vi nm 2000

(Nm 2000=100) n v tnh: %

2001 2002 2003

STT Loi cng trnh Ch s gi

XDCT

Ch s gi

phn XD

Ch s gi

XDCT

Ch s gi

phn XD

Ch s gi

XDCT

Ch s gi

phn XD

I Cng trnh xy dng dn dng

1 Cng trnh nh 102.9 102.8 110.1 110.5 123.9 125.7

Ch s gi xy dng cng trnh v ch s gi phn xy dng so vi nm trc (Nm trc=100)

n v tnh: % 2001 2002 2003

STT Loi cng trnh Ch s gi

XDCT

Ch s gi

phn XD

Ch s gi

XDCT

Ch s gi

phn XD

Ch s gi

XDCT

Ch s gi

phn XD

I Cng trnh xy dng dn dng

1 Cng trnh nh 102.9 102.8 107.1 107.5 112.4 113.7

II. CC PHNG PHP KHCNgoi phng php nu trn, cc ch s gi xy dng cn c th c

xc nh bng cc phng php khc nh:- Phng php so snh; - Phng php chuyn gia; - Phng php kt hp s dng s liu theo cng b ca cc c quan

khc c chc nng

c ng hoÀ xã h i ch nghia vi t nam c l nh phúc s : 1599/bxd … chi so gia.pdf · trang web h i p...

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