Steel Structural Design For DAVARA Apartment Housing Project in Papua New Guinea

Tus Qauv Tsim Daim Ntawv Qhia & Cov Khoom Siv Kom Muaj Ntau & Tus Nqi kwv yees|DAVARA Housing Project, Papua New Guinea

 

 

1.1 Qhov project qhov chaw

Davara Thaj Chaw, Papua New Guinea (PNG)

 

1.2 Lub Tsev Dimension & Storey Division

Zuag qhia tag nrho lub hauv paus dimension: 44m (Length) × 30m (Width)

Hauv qab daus 2 (B2): Dav hlau loj 30m × 30m, underground reinforced pob zeb enclosed qauv matched nrog CBC lub ntsiab steel ncej

Hauv qab 1 (B1) ~ 5th Pem Teb: Txheem pem teb dav hlau loj 44m × 30m

6th pem teb: Sab saum toj retracted dav hlau loj 34.8m × 25m

Tag nrho cov txheej txheem: CBC Main Steel Structure + Lub Teeb Gauge Steel (LGS) Composite Phab Ntsa System

 

1.3 Tsim Cov Cai Ua Raws Cai

PNG National Building Code 2023 (PNG NBC): Yuav tsum tsim kho hauv zos, seismic, cua load, hluav taws kub & corrosion specification

Australian National Construction Code (NCC 2022)

AS 4100: Cov Qauv Kub- dov Steel Structure Design Standard

AS/NZS 4600: Txias-tsim Lub Teeb Ntsuas Steel Qauv Qauv

FrameCAD International Production & Design Standard

G550-AZ150 Galvanized Steel Khoom Australian Khoom Txheem

CBC Ntiaj Teb Prefabricated Steel Housing System Standard

 

1.4 Core Structural & Envelope Construction Paub meej

Lub Teeb Hlau Phab Ntsa System: 150mm C-hom LGS stud, G550-AZ150 zinc-aluminium coated steel, FrameCAD integrated tsim & Hoobkas prefabrication; 150mm pob zeb wool thermal rwb thaiv tsev ntim rau hauv kab noj hniav

Sab nrauv phab ntsa tiav: 12 hli cement fiber board + breathable waterproof membrane

Internal Phab ntsa tiav: 12mm txheem gypsum board

Pem teb System: Galvanized steel pem teb lawj + shear studs, 150mm cam khwb cia-hauv-situ composite qhob pem teb slab

Qab nthab System: 9mm gypsum board tshem tawm qab nthab

M&E System: Tag nrho cov CBC hom hluav taws xob, dej thiab cov khoom siv, 100% Australian tus qauv ntawv pov thawj, ntawm - qhov chaw sib dhos

 

 

2.1 Local Environmental Load Parameter

Cua nrawm nrawm (PNG thaj chaw ntug dej hiav txwv): 48m / s (PNG NBC Yuav Tsum Muaj Tus Nqi)

Seismic Fortification Intensity: Qib 7, Qhov Chaw Av Chav C

Ambient Humidity: 85% Txhua Xyoo Nruab Nrab, Siab Marine Chloride Corrosion Ib puag ncig

Nyob Load: Residential Floor 2.0kN/㎡, Public Toilet & Bathroom 2.5kN/㎡, Roof Live Load 0.75kN/㎡

Tuag Load: Tus kheej- hnyav ntawm steel qauv, phab ntsa thaiv, pem teb pob zeb, xov & M&E accessories

 

2.2 Tus Qauv Tsim Qauv Txheej Txheem

Txais CBC nruj thav duab steel lub ntsiab qauv rau hauv qab daus thiab superstructure bearing system; lub teeb gauge steel phab ntsa li tsis yog -load- bearing muab faib thiab sab nraud enclosure tivthaiv; steel ncej bracing system optimized rau PNG typhoon thiab seismic ua hauj lwm mob; zuag qhia tag nrho corrosion kuj upgraded rau tropical marine kev nyab xeeb, tag nrho cov hlau Cheebtsam raws li AZ150 los tiv thaiv -corrosion txheej yuav tsum tau.

 

3.1 Underground Structure (B2+B1) Main Steel Section

B2 Kem (30m × 30m core cheeb tsam): H-section Steel H450 × 220 × 12 × 16, Q355B kub-dip galvanized steel

B2 Main Beam: H400 × 180 × 10 × 14 Galvanized H Steel

B1 Kem: H400 × 200 × 10 × 14 Galvanized H Steel

B1 Secondary Beam: H300 × 150 × 8 × 12 Galvanized H Steel

 

3.2 Superstructure Standard Floor (1F-5F, 44m × 30m) Steel Tshooj

Ncej Ncej: H350 × 175 × 8 × 12 CBC txheem prefabricated galvanized steel

Ntev -span Primary Beam: H320 × 160 × 8 × 12 Cov Qauv Hlau

Phab ntsa theem ob: H250 × 125 × 6 × 10 Galvanized Steel Beam

Kab rov tav & ntsug Bracing: C180 × 70 × 20 × 2.5 Txias - ua Galvanized Channel Steel

 

3.3 6th Floor Retracted Floor (34.8m × 25m) & Roof Steel Section

6F Ncej Kab: H300 × 150 × 6 × 10 Lub Teeb H Hlau

Lub Tsev Beam: H280 × 140 × 6 × 10 Huab cua-Resistant Galvanized Steel

Lub Tsev Purlin: C200 × 75 × 20 × 2.8 G550 Galvanized C Purlin

 

3.4 Lub Teeb Ntsuas Hlau Phab Ntsa Tshwj Xeeb

Unified phab ntsa stud: 150mm C-hom LGS, C150 × 50 × 15 × 0.8mm, G550-AZ150 raw khoom, FrameCAD tsis siv neeg xuas nrig ntaus & txiav ntau lawm, ua tau raws li Australian txias-tsim steel thiab CBC system txheem

 

 

Tsis muaj.	Khoom piav qhia	Chav tsev	Total Quantity	Material Standard & Attribute
1	CBC Main Heavy Steel Structure	Toj	580.00	AS4100, Kub-dip galvanized, PNG code raws
2	150mm LGS Lub Teeb Hlau Phab Ntsa Ncej	Toj	170.00	G550-AZ150, FrameCAD, AS/NZS4600
3	Galvanized Steel Pem Teb Deck	㎡	8650.00	Composite pem teb mob siab rau, nrog shear stud txuam
4	Sab nraud 12mm Cement Fiber Board	㎡	5650.00	Sab nrauv weatherproof, AU standard
5	Sab hauv 12mm Gypsum Board (Wall)	㎡	18100.00	Fireproof sab hauv partition board
6	9mm Qab nthab Gypsum Board	㎡	9500.00	Suspended qab nthab tshwj xeeb board
7	Pem Teb Ceramic Pobzeb	㎡	9100.00	PNG nyob qib qib tiv thaiv- nplais nplaum
8	Sab hauv & Sab Hauv Tsev Qhov Rooj	Teeb	632	AU qhov ntsuas hluav taws kub, CBC txhawb qhov rooj teeb
9	Aluminium Alloy Thermal Break Qhov rai	㎡	210.00	Cua & corrosion resistant, PNG tus qauv ntug hiav txwv
10	0.5mm Xim Hlau Roof Sheet	㎡	750.00	Anti- xeb xim coated steel ru tsev vaj huam sib luag
11	150mm Pob Zeb Wool Insulation Khoom	㎡	5650.00	Phab ntsa kab noj hniav thermal & suab rwb thaiv tsev
12	Waterproof Breathable Membrane	㎡	5650.00	Sab nrauv phab ntsa waterproof airtight txheej
13	WC Toilet Tais	Teeb	60	AU standard sanitary ware, CBC txhawb nqa
14	Integrated chav da dej	Teeb	50	PNG chav da dej module
15	Independent Bathtub	Teeb	24	Australian Standard sanitary khoom
16	Wash Basin Txee	Teeb	80	Ua kom tiav cov khoom siv dej & cov khoom siv dej
17	150mm Cast-hauv-situ Pem Teb Qhob	m³	1297.50	C30 Commercial Concrete, PNG hauv zos sib xyaw
18	Tag Nrho Cov Txheej Txheem CBC M&E Cov Khoom Siv Pabcuam	Ntau	1	AU txheem hluav taws xob, dej yeeb nkab, haum tag nrho pob

 

Nqe Lus Cim: Chav tsev nqi suav nrog kev tsim khoom lag luam, cov khoom siv raw, ntim khoom thauj, PNG Chaw nres nkoj Moresby kev lis kev cai tshem tawm, kev thauj mus los hauv zos; tsis suav nrog qhov chaw ua haujlwm hauv av, lub hauv paus pob zeb ua vaj tse, tus nqi tsim kho ib ntus; kev ua haujlwm installation nqi suav nrog hauv kev sib koom ua ke tsaws chav tsev nqi.

Tsis muaj.	Qeb khoom	Chav Tsev Nqes Nqe (USD)	Total Quantity	Tus nqi tag nrho (USD)
1	580Ton CBC Main Steel Structure	1,850 / Tuj	580T	1,073,000
2	170Ton G550 LGS Phab ntsa Steel	2,200 / Tuj	170T	374,000
3	Galvanized Pem Teb Deck + Shear Stud	18.5 / ㎡	8650㎡	160,025
4	Sab nrauv Cement Fiber Board + Breathable Membrane	12.8 / ㎡	5650㎡	72,320
5	Phab ntsa & Qab nthab Gypsum Board Tag Nrho Teeb	4.2 / ㎡	27600㎡	115,920
6	150mm Pob zeb Wool rwb thaiv tsev paj rwb	6.5 / ㎡	5650㎡	36,725
7	Pem Teb Anti-slip Ceramic Pobzeb	15.2 / ㎡	9100㎡	138,320
8	632 Teeb Qhov Rooj Sab Hauv & Sab Nraud	195/ Ib	632sets ib	123,240
9	210㎡ Aluminium Alloy Qhov rai	88 / ㎡	210㎡	18,480
10	0.5mm Xim Hlau Vaj Huam Sib Luag	22 / ㎡	750㎡	16,500
11	Tag Nrho Cov Khoom Siv Huv Huv (chaw da dej + da dej + phiab)	Integrated Lump Sum	1 Lot	92,600
12	CBC Hom AU Standard M&E Tag Nrho Cov Khoom	Integrated Lump Sum	1 Lot	215,000
13	150mm Site Cast Pem Teb Qhob	112 / m³	1297.5m³	145,320
14	Tus nqi tsim qauv + PNG Code pom zoo nqi	Lump Sum	1 Yam khoom	89,500
15	Tus nqi pheej hmoo pheej hmoo (8% Tag nrho cov nqi khoom siv)	Lump Sum	1 Yam khoom	197,825
Tag nrho qhov project kwv yees tus nqi	---	---	2, 860,575 USD

 

Tag nrho cov hlau tseem ceeb, LGS phab ntsa tivthaiv, enclosure board thiab M&E cov ntaub ntawv dhau PNG NBC 2023 thiab Australian AS / NZS tus qauv muab ntawv pov thawj ob npaug, ua tau raws li qhov kub thiab txias, cua daj cua dub thiab seismic lub tsev yuav tsum tau ua.

FrameCAD prefabricated 150mm C-hom G550-AZ150 lub teeb steel phab ntsa ntais CBC modular vaj tsev system, Hoobkas ua ntej- ntau lawm txo qhov kev tsim kho ntawm qhov chaw, hloov kho PNG hauv zos kev tsim kho kev ua haujlwm.

Composite steel- pob zeb 150mm pem teb slab optimized rau superstructure load hloov, hauv qab daus loj shrinkage structural bracing reinforcement tiav, tsis muaj kev nyab xeeb kev ruaj ntseg zais txaus ntshai.

Tag nrho cov khoom siv kom muaj nuj nqis, kev siv steel thiab pob nyiaj siv tau raug kaw raws li tus tswv tau muab cov ntaub ntawv tseem ceeb, kho tau rau cov khoom lag luam, cov phiaj xwm xa khoom thiab cov se hauv zos.