king james construction cost estimating rob himler, ken coutain, david reger, ruoyu huang, bei...
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King JamesConstruction Cost Estimating
Rob Himler, Ken Coutain, David Reger, Ruoyu Huang, Bei Xiong, Hanbing Ye
Letter of Transmittal• Bid proposal for King James project
– 3-bedroom/2-bath/-1-car garage• Estimations broken down into several
categories• Proposed bid includes all materials, labor,
equipment, taxes and any other additional needed costs
Division of Duties
Breakdown of Bid by Components
ConcreteAssumptions:• Use Earth as Forms• Use Chute to Pour
Concrete
Woods & Plastics
The Floor•The floor system consists of joists covered with OSB or plywood sheathing and bears on sills, walls, or girders supported by posts.
Walls•Walls consists of top and bottom plates, studs, headers, blockings, and sheathing. •Double top plate of untreated lumber, and one bottom plate of treated lumber.
Woods & Plastics
The roofSales tax—6%Labor tax---25%OH & Profit---12%
Woods & Plastics
Thermal + Moisture
Waterproofing Insulation Batt Insulation in Wall R-30 Insulation above Ceiling Exterior Insulation Finish System
Building Paper and Vapor Barriers
Shingles Fiberglass roof shingle Metal Drip edge
Thermal + Moisture
1. Waterproofing Film Vapor Barrier Underlayment Area = 1460SF
2. R-30 Insulation above Ceiling Area = 1460SF
Thermal + Moisture
3. 3-1/2" Batt Insulation in Wall Exterior Wall 1052SF Interior Wall 313.31SF AreaWall = 1365.31 SF
Thermal + Moisture
4. Exterior Insulation Finish System
AreaWall = 1052SF
Thermal + Moisture5. Building Paper and Vapor Barriers (must be lapped to be effective)
To be lapped 12 inches on the ends 6 inches on the side
AreaBuilders paper = 3363.89SF
The Dormer
6. Fiberglass Roof Shingles 5in exposure and 1in width Starter/Field/Hip&Valley/Cap Shingle Areashignles = 2053.27SF
7. Metal Drip Strip come in 11-foot length
need to be lapped 2 inches Length = 164.55LF Number = 16 each
Thermal + Moisture Hip Shingle
Thermal + Moisture
Plumbing
Plumbing (DWV)
Material cost priced through Home-Depot
Labor cost priced through RS-Means (Section 22)
Estimates broken up in the following sections:
Main Sewer Connection Central Bathroom Left Bathroom Garage and Kitchen
All PVC Schedule 40 for Sanitary
Plumbing
Plumbing (Water Line) Material cost priced through
Home-Depot Labor cost priced through RS-
Means (Section 22) Estimates broken up in the
following sections: Garage (WM) Kitchen (SINK) Living Room Central Bathroom (LAV,
SHW, WC) Left Bathroom (LAV, WC,
TUB) Hot Water (HW) lines in house
are all ½” CPVC Cold Water (CW) lines in house
are ¾” in-wall and reduce to ½” for fixture connections.
HVAC
HVAC
HVAC
Electrical
Outlet:•12 GFI•2 Waterproof GFI Cover•1 J-Box•23 AFCI•35 GFI/AFCI Cover•3 220V Outlet•20 outlet•22 Outlet Box•2 Breaker for AC•3 Breaker for others•1 Electrical Panel
Electrical
4 Fans2 Exhaust Fan8 Lighting Fixtures13 Single Pole Switches2 Three Pole Switches4 Smoke Detector1 Co/smoke Detector
8’6’ 6’6’
4’
2’
3’7’
6’ 6’8’6’
3’
4’
6’10’6’
40ft
Electrical
Facilities:
•200ft #12 Electrical Wires•1 Washer•1 Dryer
Electrical
Final Cost
Electrical
Openings
Finishes
Assumptions:• Paint Rolled On• Carpet in Bedrooms• Vinyl in Bathrooms and Kitchen• Laminate in Halls and Living/Dining Room
Bid Summary
• Direct Costs
Bid Summary
• Indirect Costs
Bid Summary
• Total Cost Breakdown by Component
Questions?