King James Cost Estimation

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Presentation transcript:

King James Cost Estimation Patricia Huguet, Tatenda Makwiranzo, Xiao Qin, Nicolas Lescouet & Nicholas Miller

PTX ENGINEERS Nicholas Miller Project Manager Patricia Huguet Estimator Tatenda Makwiranzo Xiao Qin Nicolas Lescouet

Index Exterior Walls & Ceiling by Patricia Huguet Plumbing & HVAC by Tatenda Furnishings, Finishes and Electrical by Xiao Qin Foundation & Flooring by Nicolas Lescouet Interior Walls and Roof by Nicholas Miller Summary by Nicholas Miller

Exterior Walls – Example Wall #2 Studs: 36.17ft – 3.00ft = 33.17ft 33.17ft / 16inch = 26 studs Extra studs: 2 studs x 1 corner 2 studs x 1 door 2 extra studs Total # studs = 32 x 8ft = 255 ft Top Plate: 36.5ft x 2 plates = 75 ft Sill: 36.17ft Door & window headers: 1 door (width 32”) + 3inch = 35” x 2 = 5.83 ft Anchor bolts: 36.17ft / 24inch = 18 Plywood / Insulation / Drywall / Exterior finish: 36.17ft x 8ft = 289.33 SF Area openings = 21.64 Area without openings = 289.33 – 21.64 = 267.69SF

Exterior Walls - Estimate RS Means Item/ Source Item Description Notes/Calculations Number Units Matl Cost/unit Matl Cost Equip Cost/unit Equip Cost Labor Cost/unit Labor Cost Total Cost   Framming 06 11 10.40 5146 Studs (2" x 4") Total 8-foot studs = 180 180 Total length (studs) = 1,440 LF 1,440 $0.33 $475.20 $0.41 $590.40 $1,065.60 06 11 10.28 5325 Jambs (2" x 6") Total Jamb length = 16 LF 16 $0.53 $8.48 $0.56 $8.96 $17.44 06 11 10.28 0100 Post (4" x 4") Total Post length = 8 LF 8 $1.37 $10.96 $1.38 $11.04 $22.00 Headers 06 11 10.40 2155 Headers (2"x6") Total header length = 65.50 LF 65.50 $34.72 $1.24 $81.22 $115.94 Headers (2"x10") Total header length = 18 LF 18 $1.11 $19.98 $1.40 $25.20 $45.18 Plating 06 11 10.40 5025 Top Plate Total length top plate = 372 LF 372 $122.76 $208.32 $331.08 06 11 10.32 4000 Sill Total Sill Length = 171 LF 171 $56.43 $0.89 $152.19 $208.62 05 05 23.05 0040 Anchor Bolts Total # Anchor Bolts = 90 90 $1.51 $135.15 $2.05 $183.48 $318.62 06 12 19.10 0170 Rod Anchors Total # Rod Anchors = 36 36 $57.50 $2,070.00 $16.80 $604.80 $2,674.80 Insulation & Finishes 06 16 36.10 0605 Plywood Total Area Plywood = 1,161 SF 1,161 $0.58 $673.38 $0.38 $441.18 $1,114.56 07 21 16.20 0060 Insulation Total Area Insulation = 1,161 SF $0.27 $313.47 $0.23 $267.03 $580.50 09 29 10.30 0350 Drywall Total Area Drywall = 1,161 SF $0.83 $963.63 $1,277.10 09 24 23.40 1000 Exterior Finish Total Area Exterior Finish = 1,161 SF $3.54 $4,109.94 $0.69 $801.09 $6.50 $7,546.50 $12,457.53 09 91 23.72 0800 2 coats interior Paint Total Area Exterior Wall ( Interior) = 1,368 SF 1,368 $0.11 $150.48 $0.30 $410.40 $560.88 06 22 13.45 4900 Quarter Round trim Total Area Exterior Wall ( Interior) = 1,368 SF $0.22 $300.96 $0.98 $1,340.64 $1,641.60 Fasteners homedepot Nails 22 $2.98 $65.56 Drywalling Nails 3.94 $31.52 Subtotals $8,892.45 $12,834.99 $22,528.53

Ceiling - Formulas Area ceiling (effective) Furring strips Total Area Ceiling – Area Ceiling Porch – Total Area Thickness of walls (interior and exterior) Furring strips (Length of wall/distance strips) x Width – LF Area of the porch

Ceiling - Calculations Area Ceiling 40ft x 36.5ft – (3.75ft x 14.75ft + 5ft x 4.67ft) = 1,384 SF Furring strips (36.5ft / 1ft) x 40ft = 1,460 LF (5ft / 1ft) x 4.67 ft + (3.67ft / 1ft) x 14.57ft = 76 LF 1,460 – 76 = 1,388 LF Drywall / Paint Area ceiling = 1,384.6 SF

Ceiling - Estimate RS Means Item/ Source Item Description Notes/Calculations Number Units Matl Cost/unit Matl Cost Equip Cost/unit Equip Cost Labor Cost/unit Labor Cost Total Cost   Framing 06 11 10.42 0855 Furring Strips (1"x 3") Total Length Furring Strips = 1,384 LF 1,384 $0.34 $470.56 $0.60 $830.40 $1,300.96 Insulation & finishes 09 29 10.30 3050 Drywall (1/2" Gypsum Board) Total Area Ceiling = 1,286 SF 1,286 $0.32 $411.52 $0.70 $900.20 $1,311.72 09 91 23.72 1800 Paint (2 coats, san finish, brushwork) Total Area Ceiling = 1,288 SF 1,288 $0.10 $128.80 $0.49 $627.90 $756.70 Fasteners homedepot Drywalling Nails 8.35 $3.94 $32.90 Nails 13.84 $2.98 $41.24 Subtotals $1,085.02 $2,358.50 $3,443.52

Plumbing - Water Supply (Layout) Hot and cold water lines Cold – PVC Schedule 40 Hot – CPVC Schedule 80 Fittings Tees, elbows, stub outs, angle valves Water Heater

Plumbing – Water Supply Estimate Calculations Linear feet of pipe Number of fitting units

Plumbing – Plumbing Riser (Layout)

Plumbing – Plumbing Riser Estimate Calculations Linear feet of pipe Number of fitting units

Plumbing – Estimate (Total) Total material $1,317.73 Total Labor $4,797.03 Total cost of Plumbing $6,114.76

HVAC - Layout Unit details Air Source Heat pump ACU Unit details Air Source Heat pump 2 ton cooling 6.5MBH @ 0°F Insulated Flex Duct 12” 8” 6” AHU

HVAC - Estimate Calculations Linear feet of duct Flex duct tape Size the unit based on the SQ footage

Total cost of HVAC installation HVAC – Estimation Total material $2,683.88 Total Labor $586.08 Total cost of HVAC installation $3,269.96

Furnishings, Finishes and Electrical - Work Break Down Doors and Windows Furnishings Finishes Electrical

Furnishings, Finishes and Electrical -Plan View

Furnishings, Finishes and Electrical -Quantity Count (Electrical)

Furnishings, Finishes and Electrical -Electrical Wiring Measure the length of wire in the plan. ~5ft up, ~5ft down each circuit 8 Circuits ~20ft across (4 times) ~40ft around (3 times) ~60ft around (once) ~50ft around (once) ~10ft across (4 times) ~500ft total

Furnishings, Finishes and Electrical -Electrical Components Electrical Boxes Electrical Units Face Plates

Furnishings, Finishes and Electrical -Cost Calculation Material Cost Source: RS Means, Homedepot. Labor Cost Source: Most of them were doubled from material cost. For example: Material cost for Bollard is $89.98 given by Homedepot, and the labor cost will be $179.96.

Furnishings, Finishes and Electrical – Finishes and Furnishings Cost Summary

Furnishings, Finishes and Electrical - Electrical Cost Summary

Foundation - Earthwork: Excavation The volume of earth to be excavated is the same as the volume of concrete in the footings. There is no forming since the concrete will be poored directly into the trenches.

Foundation - Concrete: Footing (1)

Foundation - Concrete: Footing (2) Exterior & Porch Footings are 18"D x 16"W Interior Footing is 12"D x 12"W The length of the footings was calculated and multiplied it by their corresponding square foot cross section area Then the volume of the junction between the footing and the slab was calculated.

Foundation - Concrete: Footing (3)

Foundation - Concrete: Slab Area Slab = Area House – Area Footings A 4 inch concrete slab was used

Foundation - Steel Reinforcing Rebars (1) 25 inches overlap between the rebars Two #5 rebars for Exterior & Porch Footings One #5 rebar for Interior Footing

Foundation - Steel Reinforcing Rebars (2) 20 ft long #5 rebars were used The number of bars necessary for each footing section were calculated We minimized the waste when adding all the rebars together

Fountation - Steel Reinforcing Rebars (3)

Foundation - Fiberglass Reinforcement Quantity necessary: 2 LB/CY Weight = (Volume Concrete) x (2 LB/CY)

Flooring Vinyl tile flooring was implemented throughout the house since it was not specified in the plan (must be specified by owner). Area Floor = Area House – Area Walls – Area Minor Components (Shower, Bath…)

Interior Walls Process similar to exterior walls Key difference: Single Top Plate Calculate total lineal footage of interior walls (separate 4” & 6”) LF used to calculate studs, trim, plating Multiply by 8ft for sf of walls SF used to price drywall, paint, insulation INSULATION ONLY IN BEDROOMS

Things Not to Forget! 2 additional studs per corner, intersection, or opening 1 additional stud per interior wall Double Headers above all openings 2x4 on doors, 2x6 on the two larger bedroom closets Interior paint should be applied twice! Trim along the bottom of the wall! Fasteners!!! (Nails, etc.)

Takeoff

Roofing, Truss Package Pre-fab truss package delivered at $3000 for mat. Cost. Aspenational.org offers price ratios to obtain equipment and labor cost Equip.~0.22xMat. Lab.~0.32mat.

Roof, Surface Area Roof slope is 12:4, therefore, the hypotenuse is ~12.65 SF of roof is equal to SF of hor. Plane multiplied by 12.65/12 Must also include SF of overhangs SF of roof is equivalent to SF needed for shingles & paper underlay

Things Not to Forget Hurricane straps & nails (Different kinds and prices) Attic insulation equal to SF of horizontal SF Flashings Fascia and soffit Need ledger board and a 2x4 header for the valley

Exterior Ceiling Calculate SF of ceiling Cost for furring strips Cost for drywall ceiling Cost for stucco

Takeoff RS Means Item/ Source Item Description Notes/Calculations Number Units Matl Cost/unit Matl Cost Equip Cost/unit Equip Cost Labor Cost/unit Labor Cost Total Cost   Truss System aspenational.org 1 Pre-Eng. Roof Truss Kit *includes kit, crane costs to place, and labor costs to place 1 $3,000.00 $656.25 $954.55 $4,610.80 Roofing Materials SF of Roof [(40ft+1.33ft+1.33ft)(36.5ft+1.33ft+1.33ft)+2(4ft)(3ft)](12^2+4^2)^(1/2)/12 = 1787 SF 1787 06 16 36.10 - 0846 15/32" OSB Sheathing $0.33 $589.71 $0.41 $732.67 $1,322.38 homedepot.com # 15 Builders Paper Underlay (1787SF)/(3ft)/(144ft/roll) = 5 rolls 5 $14.51 $72.55 $30.24 $151.20 $223.75 homewyse.com Fiberglass Roof Shingles $1.96 $3,495.85 $450.00 $1.95 $3,478.90 $7,424.75 06 11 10.40 - 2000 2x6 Ledger Board ((12^2+4^2)^(1/2)/12*15ft)/4*(15/12)*2 10 $0.53 $5.30 $1.49 $14.90 $20.20 2x4 Header equal to truss spacing (2ft) 2 $1.06 $2.98 $4.04 Fasteners 06 06 23.60 - 4600 Hurricane Straps *According to anchor schedule, approx. includes nails 116 $0.87 $100.92 $172.84 $273.76 mazenails.com Sheathing Nails (1787SF)(500nails/100SF)/(180nails/lb)/(25lb/carton) = 1 carton $216.50 $433.00 Amazon.com Underlayment Staples (1787SF)(500staples/100SF)/(10000staples/box) = 1 box $55.19 $20.00 $75.19 Shingle Nails (1787SF)(500nails/100SF)/(394nails/box) = 1 box 23 $17.86 $410.78 Insulation & Finishes 07 65 10.10 - 0020 Aluminum Flashings (0.5ft)[(4(36.5ft/2)(2^(1/2)))+(40ft-36.5ft)+2*36.5ft+2*40ft] = 130 SF 130 $0.73 $94.90 $1.55 $201.50 $296.40 07 71 16.10 - 0200 Fascia 2(40ft)+2(36.5ft) = 153 ft 153 $1.29 $197.37 $1.34 $205.02 $402.39 07 21 16.20 - 1380 R-30 Batt Attic Insulation (40ft)(36.5ft) = 1460 SF 1460 $0.67 $978.20 $0.20 $292.00 $1,270.20 06 22 13.60 - 1160 Soffit $299.88 $1.17 $179.01 $478.89 Patio Ceiling SF of Ceiling (14.67ft)(3.67ft)+(5ft)(4.33ft) = 76 SF 76 09 22 13.13 - 0600 Furring Strips $0.38 $28.88 $1.27 $96.52 $125.40 1/2" Drywall $0.74 $56.03 $30.00 $2.94 $223.50 $309.53 Stucco Finish $5.06 $384.56 $0.86 $65.36 $449.92 Subtotal $10,204.18 $1,156.25 $10,197.82 $21,558.25

Summary CSI Summary Totals Division Materials Cost Equipment Cost Labor Cost Total Cost 03000 Concrete $4,334.83 $16.43 $1,532.06 $5,883.33 05000 Metals $107.21 $0.00 $145.55 $252.76 06000 Wood, Plastics, and Composites $9,590.62 $774.25 $17,704.78 $28,069.65 07000 Thermal and Moisture Protection $5,565.80 $450.00 $10,811.09 $16,826.89 08000 Openings $3,641.14 $8,979.74 $12,620.88 09000 Finishes $11,977.78 $831.09 $16,522.50 $29,331.37 22000 Plumbing $4,929.73 $4,118.80 $9,048.53 23000 HVAC $2,857.49 $964.34 $3,821.83 26000 Electrical $3,846.02 $7,292.66 $11,138.68 31000 Earthwork $48.67 $57.92 $106.59 Overall Subtotals $46,850.63 $2,120.44 $68,129.44 $117,100.51 Sales Taxes (+6%) $2,811.04   Materials Transportation (+5%) $2,342.53 Labor Taxes (+25%) $17,032.36 Total Net Costs $52,004.20 $85,161.80 $139,286.44 O&P (+$1) $0.33 $0.34 Grand Totals $52,004.53 $2,120.77 $85,162.14 $139,287.44 *Bid Summary Prepared by: Nicholas Miller

Thank you for your attention Questions? Thank you for your attention