CBC Steel Structure Parking Garage Design Proposal for Manila City Center

CBC Steel Structure Parking Garage Design Proposal for Manila City Center

 

Txoj haujlwm no yog tsim los tsim 4- zaj dab neeg steel qauv chaw nres tsheb (suav nrog hauv pem teb) nyob hauv nruab nrab ntawm Manila, Philippines, muaj peev xwm ntau tshaj 120 qhov chaw nres tsheb. Ua raws li Philippine National Building Code (PD 1096) thiab National Structural Code of the Philippines (NSCP 2015), tus tsim tsim muaj peev xwm ua tau zoo rau CBC Steel Buildings 'pre-engineered steel qauv kev daws teeb meem. CBC yog tus thawj coj hauv kev cai- engineering steel tsev daws teeb meem, muab qhov tsis sib xws ntawm kev hloov pauv, ua haujlwm ntev, thiab tus nqi-kev ua tau zoo- cov txiaj ntsig tseem ceeb uas hais txog qhov tshwj xeeb ntawm kev tsim kho tsheb hauv nroog Manila. Cov qauv yuav ua ke nrog kev npaj qhov chaw zoo tshaj plaws, kev ua raws li txoj hauv kev thiab txoj hauv kev ncig, thiab CBC qhov siab -cov khoom siv hlau ua tau zoo kom ntseeg tau tias muaj kev nyab xeeb, ua haujlwm tau zoo, thiab ua haujlwm ntev.

 

 

 

Lub chaw nres tsheb npog tag nrho thaj tsam ntawm kwv yees li 1,880 square metres, nrog rau txhua lub tsev 470 square meters. Txhawm rau kom siv qhov chaw kom siab tshaj plaws thaum ua raws li Philippine qhov chaw nres tsheb cov qauv, tus qauv tsim siv qhov chaw nres tsheb perpendicular - txhua qhov chaw nres tsheb tus qauv ntsuas 2.5m × 5m, thiab cov chaw nres tsheb nkag tau (4 hauv tag nrho, suav txog 3.3% ntawm tag nrho cov chaw) yog qhov loj 3.7m × 5.0m raws li xav tau. Cov qauv 4-zaj dab neeg raug faib raws li hauv qab no: Hauv pem teb (30 qhov chaw), 1st Floor (30 qhov chaw), 2nd Floor (30 qhov chaw), thiab 3rd Floor (30 qhov chaw), tag nrho 120 qhov chaw.

CBC's pre-engineered steel system ua rau muaj qhov dav dav dav yam tsis muaj kab sib txawv, uas yog qhov tseem ceeb rau kev ua kom zoo dua qhov chaw nres tsheb thiab kev ncig. Cov kab sib chaws yog tsim los ua 8m × 8m, ntsuas cov qauv kev ruaj ntseg thiab qhov chaw yooj. Qhov kev teeb tsa no tshem tawm cov kab kev cuam tshuam hauv qhov chaw nres tsheb, tso cai rau 5.5m - txoj kab dav dav dav dav (ua tau raws li NSCP yam tsawg kawg nkaus) thiab ua kom lub tsheb khiav zoo.

 

 

Ob -txoj kev ramps yog ntsia rau sab hnub tuaj ntawm tus qauv kom txuas tag nrho cov plag tsev, ua raws li Philippine kev khiav tsheb thiab cov cai hauv tsev. Lub ramp gradient yog teem rau ntawm 1:12 (8.33%), nrog ib tug dav ntawm 5.0m kom haum rau ib txhij ob - txoj kev tsheb. Qhov chaw ramp yog paving nrog anti-slip steel daim hlau nrog CBC cov txheej txheem hauv pem teb, txhim kho kev nyab xeeb hauv Manila huab cua ntub.

Txoj kev ncig yog tsim los kom txo qis kev sib tsoo: txhua lub hauv pem teb nta ib txoj kab uas txuas txuas qhov chaw nres tsheb mus rau ramps, nrog rau kev pom meej thiab teeb pom kev zoo. CBC's steel framing system tso cai rau seamless kev koom ua ke ntawm txhua yam, hluav taws xob, thiab kav dej (MEP) systems, nrog rau recessed teeb pom kev zoo thiab qhov cua ducts, tsis muaj kev cuam tshuam rau pem teb chaw los yog cov qauv kev ntseeg.

 

 

Cov qauv tseem ceeb siv CBC's pre-engineered H-steel framing system, muaj npe nrov rau nws lub zog-rau- qhov hnyav piv thiab seismic resistance-tseem ceeb rau Manila qhov chaw nyob hauv Pacific Ring of Fire. Cov khoom tseem ceeb muaj xws li:

Kem: CBC txoj kev cai H-steel kem (HW 300 × 300 × 10 × 15) nrog lub hauv paus daim hlau anchored rau cov pob zeb muaj zog, tsim los tiv thaiv axial loads thiab lateral seismic rog.

Beams: CBC's I-steel beams (HN 400 × 200 × 8 × 13) thav duab 8m, muab kev faib khoom sib xws thiab txhawb nqa hauv pem teb.

Pem Teb System: Composite steel decking (1.2mm tuab) nrog 100mm reinforced qhob topping, CBC kos npe daws teeb meem uas ua ke cov hlau ruaj khov nrog cov pob zeb ua haujlwm load-cov kabmob muaj peev xwm. Cov txheej txheem no txo ​​tus kheej - hnyav thaum txhim kho pem teb nruj.

Bracing System: Hla-bracing ua los ntawm CBC lub siab- lub zog steel kaum sab xis (L100 × 10) ntsia rau hauv kem bays los tiv thaiv cua thiab seismic lateral quab yuam, ua raws li NSCP 2015 seismic tsim cov cai.

CBC's pre-fabricated Cheebtsam yog tsim nyob rau hauv ISO-cov ntaub ntawv pov thawj cov chaw, kom paub tseeb tseeb thiab txo nyob rau hauv - lub sij hawm tsim kho los ntawm 30-40% piv rau ib txwm ua vaj tse. Qhov no yog qhov zoo tshwj xeeb tshaj yog rau Manila cov chaw tsim kho hauv nroog uas muaj chaw txwv thiab cov sijhawm nruj.

 

Load suav suav ua raws li NSCP 2015 thiab PD 1096, nrog rau CBC cov txheej txheem engineering pab pawg ua kom zoo tshaj qhov loj me kom sib npaug ntawm kev nyab xeeb thiab nqi- ua haujlwm tau zoo. Tag nrho cov loads raug txheeb xyuas siv SAP2000 software, koom nrog CBC's pre-engineered component database.

 

 

Cov txheej txheem hauv pem teb: 2.5 kN / m² (xws li steel decking, qhob topping, thiab tiav).

Steel framing (kem, kab teeb, bracing): nruab nrab 0.8 kN / m².

MEP systems (teeb pom kev zoo, qhov cua, kos npe): 0.3 kN / m².

Tag nrho cov tuag load rau hauv pem teb: 3.6 kN / m².

 

 

Chaw nres tsheb: 5.0 kN / m² (NSCP pom zoo tus nqi rau cov neeg caij tsheb nres).

Ramps thiab ncig aisles: 7.5 kN / m² (rau suav rau cov tsheb thauj khoom hnyav thaum lub sijhawm acceleration / deceleration).

Ru tsev (3rd pem teb saum toj kawg nkaus): 1.0 kN / m² (rau kev tu thiab khoom siv teeb pom kev zoo).

 

 

Seismic Load: Manila raug cais raws li qhov siab -seismic cheeb tsam nyob rau hauv NSCP 2015. Cov qauv yog tsim los rau ib tug seismic siv ntawm 7, nrog CBC lub saj zawg zog steel framing system absorbing seismic zog los ntawm ductile sib txuas, txo kev puas tsuaj thaum av qeeg.

Cua Load: Tsim los rau cov cua kub ceev ntawm 150 km / h (Typhoon Qeb 3), muaj nyob hauv Philippines. CBC's bracing system thiab streamlined facade txo cua tsis kam, ua kom muaj kev ruaj ntseg.

 

 

Qhov tseem ceeb load sib xyaw rau kev tsim:

1.2DL + 1.6LL (Kev sib xyaw ua ke rau hauv pem teb thiab kab teeb tsim).

1.2DL + 1.4LL + 1.0Seismic Load (Combination for seismic resistance check).

1.2DL + 1.4 Cua Load + 0.5LL (Kev sib xyaw ua ke rau kev kuaj xyuas sab nraud).

CBC cov khoom siv hlau yog qhov loj los tiv thaiv txhua qhov sib xyaw ua ke, nrog rau kev nyab xeeb ntawm 1.5 rau thawj cov tswv cuab, tshaj NSCP yam tsawg kawg nkaus.

 

Khoom piav qhia	Specification (CBC Standard)	Ntau	Chav tsev	Lus hais
H-Cov kab hlau	HW 300 × 300 × 10 × 15 (6m ntev / thooj, ~ 0.72t / thooj)	24	Daim	Ua ntej-fabricated hauv CBC Hangzhou Hoobkas; suav nrog 12% VAT, 5% tariff, thiab proportional freight
Kuv -Steel Beams	HN 400 × 200 × 8 × 13 (8m ntev / thooj, ~ 0.5t / thooj)	48	Daim	Kev cai -ntev los ntawm Hangzhou; ntshuam nqi them rau kev lis kev cai clearance nqi
Hlau Decking	1.2mm tuab, galvanized (~ 0.0115t / m²)	1,500	m²	CBC tiv thaiv-deformation tsim; ntim rau hauv seaworthy crates
Lub kaum sab xis steel (Bracing)	L100 × 10 (6m ntev / thooj, ~ 0.092t / thooj)	96	Daim	Siab -lub zog; ntshuam nqi suav nrog daim ntawv pov thawj tus nqi
Siab -Lub zog Bolts	M24 × 80, Qib 10.9 (~ 0.002t /set)	1,200	Teeb	CBC proprietary fasteners; tshav kub-kho hauv Hangzhou Hoobkas
Txhim kho Steel	Deformed, Qib 40	12,000	kg	Ua raws li NSCP 2015; bulk shipping los ntawm Hangzhou
Anti-Slip Steel Phaj	6mm tuab, checkered (~ 0.047t / m²)	200	m²	Anti-kev kho xeb; proportional port tuav nqi suav nrog
Fireproof Txheej	Nyias- hom, intumescent	800	m²	2-teev hluav taws kub tsis kam; cov khoom txaus ntshai shipping surcharge suav nrog
Anti-Corrosive Txheej	Polyester -raws li	900	m²	CBC ntev - qauv ntev; import cov ntaub ntawv nqi suav nrog
Ntshuam -Cov nyiaj siv ua haujlwm ntsig txog	Fumigation, kev tuav pov hwm, nqi tus neeg sawv cev hauv zos	-	-	Npog IPPIC, kev tuav pov hwm marine (0.3% ntawm tus nqi khoom), tus nqi them tus neeg saib xyuas hauv zos
Subtotal (CBC Steel Khoom, Ntshuam)	-	-	-	Tag nrho cov khoom muaj nqis PHP 16,637,800; Tag nrho tus nqi ntshuam PHP 2,041,458 (12.27% ntawm tus nqi khoom)

Nco tseg: Tag nrho cov ntaub ntawv hlau yog muab los ntawm CBC thiab xa los ntawm nws lub Hoobkas Hangzhou, Tuam Tshoj -ib ISO- muaj ntawv pov thawj qhov chaw tshwj xeeb hauv kev ua ntej - engineering steel Cheebtsam rau cov haujlwm thoob ntiaj teb. Tag nrho cov hlau hnyav yog kwv yees li 245 tons, xa los ntawm tag nrho cov thawv thauj khoom (FCL) los ntawm Ningbo Chaw nres nkoj (Hangzhou) mus rau Manila Port, nrog 80% ua ntej-fabrication tiav hauv Hangzhou Hoobkas kom txo tau ntawm - qhov chaw tsim kho thiab nqi zog. Cov nqi ntshuam suav nrog thoob ntiaj teb hiav txwv freight (PHP 1,742,000 rau 245 tons), 5% kev lis kev cai ntawm cov khoom steel, 12% Philippine VAT, nqi chaw nres nkoj, fumigation (IPPIC daim ntawv pov thawj), marine insurance, thiab tus nqi clearing agent hauv zos. Cov khoom lag luam tuaj yeem suav txog 41.4% ntawm tag nrho cov nqi tsim kho, tswj CBC tus nqi- kev ua tau zoo txawm tias cov nuj nqis ntshuam, ua tsaug rau lub Hoobkas kev lag luam ntawm nplai thiab ua ntej - muaj peev xwm tsim khoom. Siab- lub zog bolts txais CBC cov khoom siv hluav taws xob- cov txheej txheem kho, kom ntseeg tau tias cov khoom siv zoo dua piv rau cov khoom lag luam txheem.

 

 

 

Tus Nqi Nres Tsheb: 25 Philippine Pesos (PHP) ib teev (Manila lub nroog nruab nrab, txheeb xyuas nrog cov chaw nres tsheb lag luam hauv zos).

Tus Nqi Muaj Peev Xwm: 70% (kev kwv yees kwv yees; lub nroog lag luam chaw nyob hauv Manila nruab nrab 65-75% nyob).

Lub Sijhawm Ua Haujlwm: 24 teev / hnub, 365 hnub / xyoo; tsis suav nrog 5 hnub ntawm kev saib xyuas txhua xyoo (CBC pom zoo ib nrab- kev saib xyuas lub teeb txhua xyoo).

Tag Nrho Cov Nqi Tsim Kho: PHP 30,041,458, cov ncauj lus kom ntxaws xws li: CBC steel cov ntaub ntawv (ntshuam, PHP 18,679,258), kev ua haujlwm (PHP 4,500,000), lub hauv paus (PHP 3,200,000), MEP systems (PHP 2,100,000), 5} ntawv tso cai, thiab kev soj ntsuam nyiaj (PHP 700,000). Txawm hais tias muaj tus nqi ntshuam, CBC's pre{20}}engineered system tseem txo cov nqi tsim kho los ntawm 15% piv rau cov qauv tsim ua vaj tse, raws li cov qauv tsim qauv offsets ntxiv cov nqi xa khoom.

Tus Nqi Ua Haujlwm Txhua Xyoo: PHP 1,320,000, piav qhia raws li: kev saib xyuas (PHP 380,000, 30% qis dua cov qauv tsim los ntawm CBC's anti-cov ntaub ntawv corrosive), kev ruaj ntseg (PHP 420,000), kev siv hluav taws xob (PHP 350,000), thiab kev tswj hwm (PHP01); suav txog 7.3% ntawm tag nrho cov nqi tsim kho.

 

 

Cov Nyiaj Tau Los Txhua Hnub=Tus naj npawb ntawm qhov chaw × Qhov chaw nyob × Cov sij hawm ua haujlwm × Tus nqi ib teev

Cov nyiaj tau los txhua hnub=120 × 70% × 24 × 25=PHP 50,400

Cov Nyiaj Tau Los Txhua Xyoo=50,400 × 360=PHP 18,144,000 (hloov rau 5 hnub txij nkawm)

 

 

Tus Nqi Ua Haujlwm Txhua Xyoo: PHP 1,320,000

Cov Nyiaj Tau Los Txhua Xyoo=Cov Nyiaj Tau Los Txhua Xyoo - Tus Nqi Ua Haujlwm Txhua Xyoo=18,144,000 - 1,320,000=PHP 16,824,000

Rov qab los ntawm Kev Lag Luam (ROI)=(Txhua Xyoo Net Cov Nyiaj Tau Los / Tag Nrho Cov Nqi Tsim Kho) × 100%=(16,824,000 / 30,041,458) × 100% ≈ 56%

Lub Sijhawm Them Rov Qab=Tus Nqi Tsim Kho Tag Nrho / Nyiaj Tau Los Ib Xyoo ≈ 30,041,458 / 16,824,000 ≈ 1.78 xyoo

So -Txawm Qhov Taw Qhia: 650 hnub (kwv yees . 21.4} hli), xam raws li cov nyiaj tau los thiab cov nqi tas li, suav nrog cov nqi txiav tawm.

 

 

CBC's steel qauv xa mus ntev -cov nqi zoo uas cuam tshuam cov nuj nqis ntshuam: tus nqi tu txhua xyoo yog 30% qis dua cov qauv tsim vaj tsev (txuag PHP 168,000 ib xyoos ib zaug) thiab muaj kev pabcuam lub neej ntau dua 50 xyoo-20 xyoo ntev dua li cov chaw nres tsheb ua vaj tse. Tus qauv hloov tau yooj yim, qhib los ntawm CBC's pre{10}}engineered framing los ntawm Hangzhou, tso cai rau kev nthuav dav yav tom ntej (xws li, ntxiv cov hnub ci vaj huam sib luag lossis cov plag tsev ntxiv) yam tsis muaj kev hloov pauv loj, txhim kho tus nqi peev mus ntev. Tsis tas li ntawd, CBC cov txheej txheem steel yog 100% rov ua dua tshiab, ua raws li cov qauv thoob ntiaj teb kev ruaj khov thiab muaj peev xwm txhawb kev tsim vaj tsev ntsuab hauv Philippines (txog li 5% cov nyiaj se rov qab rau cov nqi ua haujlwm txhua xyoo, uas tuaj yeem them ~ PHP 66,000 ntawm cov nuj nqis txhua xyoo). Tshaj li 10-xyoo lub neej, tag nrho cov nqi ntawm kev ua tswv cuab rau CBC cov qauv hlau txawv teb chaws yog 19% qis dua cov kev hloov ua vaj tse, vim tias thawj zaug ntshuam nqi yog sib npaug los ntawm kev saib xyuas qis dua thiab kev pab lub neej ntev dua, ntxiv dag zog rau txoj haujlwm kev lag luam.

 

Qhov no 4- zaj dab neeg steel chaw nres tsheb qhov project leverages CBC's pre-engineered steel qauv system imported los ntawm nws Hangzhou, Tuam Tshoj Hoobkas kom tau raws li Manila lub nroog qhov chaw nres tsheb xav tau, ua raws li cov cai hauv zos, thiab xa cov nyiaj txiag tshwj xeeb. Txawm hais tias ntshuam-cov nuj nqis cuam tshuam, CBC cov kev daws teeb meem tswj tus nqi- ua haujlwm tau zoo los ntawm kev hloov pauv ua ntej-fabrication, superior durability, thiab streamlined tsim- offsetting shipping, tariff, thiab kev cai clearance nqi. Lub kaw lus muab qhov zoo sib xws hauv qhov chaw optimization, seismic / cua tsis kam, thiab ntev - lub sijhawm ua haujlwm tus nqi- tseem ceeb rau kev ua tiav hauv Manila qhov nyuaj hauv nroog thiab huab cua. Lub sijhawm them rov qab luv luv (1.78 xyoo) thiab ROI siab (56%), ua ke nrog CBC lub ntiaj teb kev ruaj ntseg zoo thiab kev pabcuam tomqab muag rau cov khoom tuaj txawv teb chaws, ua rau nws muaj txiaj ntsig zoo rau kev nqis peev rau Manila nroog center.