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Chin Weng Lok (0323583)
Andrew Mah Koon Yan (0318798)Chong Kai Xiang (0322935)Hiew Li Ming (0319941)Hong Kai Yin (0323361)Kiing Kiu Chun (0318727)Lee Ren Jet (0319058)Lee Ern Hui (0319703)Loh Pey Mun (0318572)Michael Chang (0319198)Ng Wai Khong (0317980)Tan Jia Yi (0319476)Than Lek Mei (0315538)
TEAM LEADER:
TEAM MEMBER:
ELEMENTAL COST ANALYSISMEASUREMENT IV (QSB60404)
BACHELOR OF QUANTITY SURVEYING (HONS)
Brief Introduction
Project: Cadangan Membina Sebuah Surau Satu Tingkat Di AtasSebahagian Daripada PT.38672 HS (D) 444555, MukimKajang Daerah Hulu Langat, Selangor Darul Ehsan.
Date: December, 2010
Basis of Tender:• Bills Of
quantity• Selected
Competition
Job Title: MembinaSebuah SurauSatu Tingkat
Location: Kajang, Selangor DarulEhsan
Client:PrivateTender Date:12th July 2010
Building Type and Code: 6-Religious BuildingsConstruction Classes: A-1-341
A- Reinforced Concrete Work
1-storey
341- GFA
Project Details and Site Conditions:The project is to complete a single storeySurau.
Nearby is a developed area and there is existing access to site.
Contract:PAM contract 2006 (with quantities)
Market Condition:Competitive
Contract Period Stipulated:4 months
Cost Fluctuation: No
Private Project.
Preliminaries :RM37,060.95
Contract Sum:RM789,384.02
10,000.00
PAM FORM OF CONTRACT (With Quantities)
Private
Gross Floor Area (GFA)
• Total of all enclosed spaces fulfilling the functional requirements of the building measured to the internal face of enclosing wall or columns, doors.
• Enclosed spaces- open balustrades, louvers, screens, columns, and etc shall be deemed to the enclosing walls.
• Note: In cases where one or two sides of the building is enclosed for the full width by doors, other than walls and have a floor and ceiling
• Eg: in shophouses or stalls- these spaces shall be deemed to be enclosing spaces.
Gross Floor Area (GFA)
• Includes area occupied by partitions, functional requirements of the building which are not enclosed spaces columns, internal structural or party walls, stairwells, lift wells and the like.
• Includes lift, plant, tank rooms and the like above main roof slab.
• Sloping surface such as staircases, galleries, tiered terraces and the like should be measured flat on plan.
• Eg: open ground floors, open covered ways, roof top car parks etc. These should be shown seperately under UNENCLOSED SPACES.
Gross Floor AreaUsable AreaAncillary AreaCirculation AreaInternal Division (Wall)
Internal Division (Colm.)Ancillary Buildings
Usable Area
• Total area of all enclosed spaces fulfilling the main functional requirements of the building.
• Eg: Dewan Sembahyang Utama & Bilik Imam/Pejabat.
A
B
C
D
Usable AreaDewan SembahyangUtama A 10.8 14.3 1 154.44Dewan SembahyangUtama B 5.9 2.3 1 13.57Bilik Imam/ Pejabat D 3.45 2.05 1 7.07Dewan SembahyangUtama C 3.6 0.49 0.5 0.88
Total Area: 175.96
A
B
Usable AreaInternal Division
DDT: Wall 0.85 0.11 -1 -0.09
DDT: Wall 3.45 0.11 -1 -0.38
Internal Division: -0.47
Usable AreaInternal Division
DDT: C1 (RED) 0.5 0.3 -10 -1.50DDT: C3 (YELLOW) 0.038 0.031 -4 -0.005
Internal Division: -1.505
Total Internal Division for Usable Area= -1.975
Usable AreaDesc Length Width Factor Total Remark
Total Area 175.96 1 1 175.96
Internal Division for Usable Area -1.975 1 1 -1.975
Total Usable Area 173.99 174.00 (ROUND UP)
• Total area of all enclosed spaces for lavatories, cloakrooms, kitchens, cleaner’s rooms, lift, plant and tank rooms , supplementary to main function of the building.
• Eg: Bilik Suis and Setor
Ancillary Area
DDT:WALL 3.2 0.11 -1 -0.35
DDT:WALL 2.3 0.11 -1 -0.25
DDT:WALL 2.35 0.11 -1 -0.26
Total Internal Division: -0.86
Ancillary Area
Internal Division
Desc Length Width Factors Area Remarks
Setor 4.45 2.35 1 10.46
B.Suis 1.3 2.35 1 3.06
DDT:WALL 3.2 0.11 -1 -0.35
DDT:WALL 2.3 0.11 -1 -0.25
DDT:WALL 2.35 0.11 -1 -0.26
Total Circulation Area 13.00 Round up
Ancillary Area
• Total area of all enclosed spaces forming entrance halls, corridors, staircases, lift wells, connecting links and the like.
• Eg: Serambi and Anjungan
Circulation Area
Total Area: 150.30
Serambi 16.9 2.5 2 84.5
Serambi 10.9 2.5 1 27.25
Anjungan 3 3.8 3 34.2
Anjungan 2.9 1.5 1 4.35
Circulation AreaCirculation Area
Desc Length Width Factors Area Remarks
Serambi 16.9 1 1 84.5
Serambi 10.9 1 1 27.25
Anjungan 3 1 1 34.2
Anjungan 2.9 1 1 4.35
DDT:COLUMN -0.8 1 1 -0.8
Total Circulation Area 150.00 Round up
Circulation Area
• The area occupied by partitions, columns, internal structural or party walls.
• Note: The sum of the area falling in the categories defined above will equal the Gross Floor Area.
• Eg: Column, Partition Wall and Wall
Internal Division
Internal DivisionDesc Area Factors Total Remarks
Ancillary -0.86 -1 0.86
Circulation -0.8 -1 0.80
Usable Area -1.98 -1 1.98
-1 0.00
-1 0.00
Total Internal Division 4.00(Round Up)
• Functional requirements of buildings which are not enclosed spaces.
• The spaces shall be shown separately.
• Area shall not be large.
• Eg: Corridor.
FLOOR SPACE NOT ENCLOSED
Dewan Sembahyang UtamaApron Slab
FLOOR SPACE NOT ENCLOSED
Apron Slab 1.5 0.45 2 1.35
Apron Slab 15.9 0.9 1 14.31
Apron Slab 6.8 0.9 1 6.12
Apron Slab 3 0.9 1 2.7
Apron Slab 3.85 0.9 1 3.47
Apron Slab 2.35 3.75 1 8.81
Apron Slab 6 2.8 1 16.8
Apron Slab 2.1 0.9 1 1.89
Apron Slab 6.1 3.05 1 18.61
Apron Slab 4.6 0.9 1 4.14
Apron Slab 3 0.9 1 2.7
Apron Slab 3.05 0.9 1 2.75
Apron Slab 6.05 0.9 1 5.45
Apron Slab 9.65 0.9 1 8.69
Apron Slab 3.05 0.9 1 2.75
Apron Slab 3.85 0.9 1 3.47
Apron Slab 3.05 0.9 1 2.75
Apron Slab 6.1 0.9 1 5.49
Total Floor Space Not Enclosed: 113 (Round Up)
Desc Length Width Factor Total Remark
Dewan SembahyangUtama Apron Slab 82.44 1 1 82.44
Total Floor Space Not Enclosed 152 (ROUND UP)
FLOOR SPACE NOT ENCLOSED
• Measure gross across the eaves or the inner face of parapet walls.
• Includes area covered by roof lights.
• Sloped and pitched roofs shall be measured on plan area.
ROOF AREA
Roof Area 3 6 1 18
Roof Area 18.1 21.8 1 394.58
Roof Area 6.05 3 1 18.15
Roof Area 6.15 3 1 18.45
Total Roof Area: 450.00 (round up)
ROOF AREARoof Area
• Area of all enclosing walls.
• Measured on the outer face to the full storey height for each floor over all windows, doors, beams, columns and etc.
EXTERNAL WALL AREA
External Wall AreaDewan SembahyangUtama 10.95 4.3 1 47.09
Dewan Sembahyang Utama 14.9 4.3 2 128.14
Dewan Sembahyang Utama 2.5 4.3 2 21.5
Dewan Sembahyang Utama 2.6 4.3 2 22.36
Dewan Sembahyang Utama 6.2 4.3 2 53.32
Dewan Sembahyang Utama 0.5 4.3 2 4.3
Dewan Sembahyang Utama 1.1 4.3 2 9.46
Dewan Sembahyang Utama 1.5 4.3 1 6.45
Dewan Sembahyang Utama 3.75 2.8 1 10.5
Dewan Sembahyang Utama 7.3 2.8 1 20.44
Total External Wall Area: 323.56Round Up: 324.00
EXTERNAL WALL AREA
FORM 1
Preliminaries/(Contract Sum-Preliminaries)x100%
37,060.95/(789,060.02-37,060.95)x100%
=4.93%
(Total Element Cost – External Works+ Preliminaries)/Functional Unitx100%(789384.02-211827.08)/174 x100%
=RM3319.29/m2
• Total cost of element (RM)
• Cost for GFA (RM)
• Element unit rate (EUR) [total cost / EUQ]
• Element unit quantity ( EUQ) (Ground floor area GFA)
• Element ratio per GFA [EUQ / GFA]
SUB-STRUCTURE
• Frame
• External Wall
• Internal wall and partition
• Step and ramp
• Roof
• Internal door
• External window and door
SUPER STRUCTURE
• Total cost of element (RM)
• Cost for GFA (RM)
• Element unit rate (EUR) [total cost / EUQ] [ except steps and ramps ]
• Element unit quantity (EUQ) [ except steps and ramps ]
• Element ratio per GFA [EUQ / GFA ] [ except steps and ramps ]
• No upper floor
SUPER STRUCTURE
Internal wall and partition & Steps and ramps
Cost of internal wall and partition & steps and ramps for sembahyang
utama
SUPER STRUCTURE
Internal door & external door and window
Cost of internal door & external door ad window for sembahyang utama
SUPER STRUCTURE
Total cost (RM)• Frame + roof + internal wall and partition + steps and ramps +
external wall + internal door + external door and window
• 46,566.24 + 78,683.79 + 1,592.18 + 657.48 + 17,026.77 + 45,144.80 = 189,671.26
SUPER STRUCTURE
How to obtain Element Unit Quantity (EUQ)?
• Frame: the gross floor area of sembahyang utama
• Roof: Roof area measured flat on plan
• Internal wall and partition: Area of internal walls and partitions (deduct openings)
• External wall: Area of external walls (deduct openings)
• Internal doors: Area of doors including frames
• Windows and external doors: Area of windows and doors including frames
SUPER STRUCTURE
3.A. INTERNAL WALL FINISHES
• Preparatory work and finishes to surfaces of walls and columns internally. Surface which are self-finished partition ,fairfacework,etc) sall be included with the appropriates element.
3.B. INTERNAL FLOOR FINISHES
• Preparatory work, screeds, skirtings and finishes to floor surfaces items included with stair element and structural screeds included with Upper Floors Element.
3.C. INTERNAL FINISHES
• Preparatory work, plastering and finishes to soffits excluding items included with stair element but including sides and soffits of beams not forming part of wall surfaces.
3.D. EXTERNAL FINISHES
• Preparatory work and finishes to outside face of external walls, external floor and ceiling.
FINISHES
FINISHES• Internal Wall Finishes• Internal Floor Finishes• Internal Ceiling Finishes• External Finishes
Total Cost of Elements(RM)
Cost per Gross Floor Area(RM)
Element Unit Quantity( EUQ )
• Except External Finishes
FINISHES
Total Cost of Element for Sembahyang Utama =
10,824.30
Cost per m2 GFA=Total Cost/GFA=10,824.30/341= 31.74
INTERNAL WALL FINISHES
Total Cost of Element for Sembahyang Utama =
23,395.42
Cost per m2 GFA=Total Cost/GFA=23,395.42/341= 68.61
INTERNAL FLOOR FINISHES
Total Cost of Element for Sembahyang Utama =
13,884.00
Cost per m2 GFA=Total Cost/GFA=13,884.00/341= 40.72
INTERNAL CEILING FINISHES
Total Cost of Element for Sembahyang Utama =
19,824.34
Cost per m2 GFA=Total Cost/GFA=19,824.34/341= 58.14
EXTERNAL FINISHES
Element Unit Quantity (EUQ)=513
Total Cost of Element for Sembahyang Utama =
10,824.30
Element unit rate (RM)= Total cost of element/EUQ
= 10824.30/513= 21.10
INTERNAL WALL FINISHES
Element Unit Quantity (EUQ)=340
Element unit rate (RM)= Total cost of element/EUQ
= 23395.42/340= 68.81
Total Cost of Element for Sembahyang Utama =
23,395.42
INTERNAL FLOOR FINISHES
Element Unit Quantity (EUQ)=337
Total Cost of Element for Sembahyang Utama =
13,884.00
Element unit rate (RM)= Total cost of element/EUQ
= 13884/337= 41.20
INTERNAL CEILING FINISHES
• Sanitary appliances (bathroom and toilet accessories)
• Plumbing installation (pumps, hot&cold water services)
• Electrical Installation (electric supply, lightning conductors)
• Fire protection Installation (extinguishers, smoke detectors)
• Air-conditioning &Ventilation System
SERVICES
Total cost of element(RM)
Cost per GFA(RM)
No Element Unit Quantity (EUQ)
(except sanitary appliances and air conditioning& ventilation)
No Element ratio per GFA
Element Unit Rate (EUR)
(only for sanitary and air conditioning&ventilation)
SERVICES
1) Electrical Installation
2) Mechanical Services (include plumbing installation, air conditioning&ventilatingsystem and fire protection)
Total Cost of element(RM)
Electrical Installation: RM 112000
Plumbing installation: RM 86840
Cost per GFA (RM)= total cost of element / GFA
Electrical Installation= RM 112000/341= 328.45
Plumbing installation= RM 86840/341=254.66
GFA=341
Total Cost of Element =Cost for sembahyang utama=300
Not included (Tandas lelaki=
Ancilliary building)
SANITARY APPLIANCES
Not included (Tandas perempuan= Ancilliary building)
Cost per m2 GFA=Total Cost/GFA=300/341=0.88
SANITARY APPLIANCES
Not included (Tandas lelaki=
Ancilliary building)
Element Unit Quantity (EUQ) =Quantity for sembahyang utama=6
SANITARY APPLIANCES
Total Cost of Element(RM)=300
Element Unit Quantity (EUQ)= 6
Element unit rate (RM)= Total cost of element/EUQ= 300/6= 50.00
SANITARY APPLIANCES
6.A. Site Work
6.B. Drainage
6.C. External Services
6.D. Ancillary Buildings
6.E. Recreational Facilities
EXTERNAL WORKS
Ancillary Buildings = Wuduk Lelaki + Wuduk Perempuan
=RM82,779.52 + RM51,766.06 = RM134,545.58
Drainage = Surface water drainage = RM22,170.00
Site work = Site clearance + road works = RM55,111.50
EXTERNAL WORKS