HW#2 – RSMeans Estimating Prof. Ralph V. Locurcio, PE Prob #1: Calculate the price to construct 100lf of forms in place for concrete footings. Footings are 4ft deep; two sides; use continuous plywood, 4 use. Use SFCA (square foot of contact area) for calculations. Do not include concrete or rebar. Show the price for materials & labor in separate columns and a total cost for the wall, including 10% overhead & profit (combined). Prob RS Means Item Prob #1 03 11 13.450150 Item Description Calculations Units Size Numb er Cost/ Units Unit 800 $1.63 Matl Labor / Labor Equip Equip / Total/ Total Bare Total Total Value Your Bare w/10% w/O&P w/O&P 0 - Scor 5pts e $2,848.00 $3,132.80 $5.10 $4,080.00 Unit Cost Unit (Bare) $1,304.00 $1.93 $1,544.00 $0.00 $0.00 $3.56 Cost Unit Cost Forms in Two forms are place, required footings, Walls are 4ft deep continuous x 100lf long = 400 wall, plywood, SFCA per form 4 use 2 Forms required SFCA = 4' x 150' x 2 ea = 800SFCA SFCA NA $2,848.00 130.2% 20 Prob #2: Calculate the price to construct 100lf of concrete block, bond beam. Use lightweight block, 6” thick Do not include concrete or rebar. Show the price for materials & labor in separate columns and a total cost for the wall, including 10% overhead & profit (combined). Prob RS Means Item Prob #2 04 22 10.160525 Item Description Calculations Units Size Numb er Cost/ Matl Labor / Labor Units Unit Cost Unit Cost 100 $2.55 $255.00 $2.10 $210.00 Equip Equip / Unit Cost Total/ Total Bare Total Total Value Your Unit (Bare) Bare w/10% w/O&P w/O&P 0 - Scor 5pts e $4.65 $465.00 $511.50 $6.25 $625.00 Concrete Bond beam is only block bond the top course in beam, not the wall so you including only need 1 row of grout or blocks, pricing is reinforcing, per LF lightweight, 6" thick One row of blocks is required; 100lf long LF NA $465.00 122.2% 20 Prob #3: Calculate the total cost for 16 structural steel columns, concrete filled, extra strong pipe 8” diameter. Each column is 34’ long. Columns are shop fabricated for 100ton; 2 story project; bolted connections. Show costs for materials, labor, equipment and a total cost for all the columns. Do not include a cost for overhead & profit. Prob RS Means Item Prob #3 05 12 23.170940 Item Description Calculations Units Size Numb er Cost/ Units Unit 16 $65.50 Matl Cost Labor / Unit Labor Cost Equip Equip / Unit Cost Total/ Total Bare Total Total Value Your Unit (Bare) Bare w/10% w/O&P w/O&P 0 - Scor 5pts e $76.50 $41,616.00 Columns, Provide 16 ea. structural, columns; each recycled 34lf long materials; shop fab'd for 100-ton, 1-2 story project, bolted con, 8" diameter 16ea columns x 34lf long LF 34 $35,632.00 $1.60 $870.40 $1.47 $799.68 $68.57 $37,302.08 $41,032.29 $37,302.08 101.4% 25 Prob #4: Calculate the total cost for 2” x 4” wall framing (studs). Wall is 150’ long x 8’ high. Use a pneumatic nail gun. Cost for the nail gun and nails are included in the RS Means prices. Show the individual costs for materials & labor and the total cost for the wall, including 10% overhead & profit. Prob #4 06 11 10.405146 Wood Construct 150lf of framing, 2 x 4 2x4 wall; use studs, 8' high pneumatic nailer; wall cost for nail gun & nails are included in RSMeans cost. 150lf of 2x4 stud wall LF 2x4x8 150 $0.33 $49.50 $0.41 $61.50 $0.74 $111.00 $111.00 $122.10 $1.04 $156.00 127.8% 20 Prob #5: Calculate the cost for asphalt roll roofing for a flat roof 100’ x 47’. Use asphalt, mineral surface roofing, 1 ply, #15 organic felt, 1 ply, mineral surfaced, selvage roofing, lap 19”, nailed and mopped. Roll roofing comes in standard 36” rolls Prices for nails & mopping are included. Prices are quoted per square = 100sf. Show the individual costs for materials, labor & equipment and the total cost for the wall, including 10% overhead & profit. Prob Prob #5 RS Means Item 07 58 10.100300 Item Description Asphalt roll roofing, 1 ply, #15 organic felt, mineral surfaced, selvage roofing, lap 19", nailed & mopped Calculations Units Size Numb er Cost/ Matl Labor/ Labor Units Unit Cost Unit Cost 47 $60.50 Equip/ Equip Unit Cost Total/ Total Bare Total Total Unit (Bare) Bare w/10% w/O&P w/O&P You r 0 - Sco 5pts re Value Provide asphalt roll roofing for flat roof 100lf x 47lf Roof area = 47' x 100' = 4700 sf / 100 = 47 squares SQ 4700 $2,843.50 $54.50 $2,561.50 $15.15 $712.05 $130.15 $6,117.05 $6,728.76 $182.00 $8,554.00 $6,117.05 127.1% 25 Prob #6: Calculate the cost to purchase and install 35 residential wood doors. Doors are Luan, solid core, 1 ¾” thick, 7’0” high and 3’4” wide. Show the individual costs for materials, labor & equipment and the total cost for the wall, including 10% overhead & profit. Prob Prob #6 RS Means Item 08 14 33.201840 Item Description Calculations Units Size Numb er Cost/ Matl Labor/ Labor Units Unit Cost Unit Cost Residential wood Install 35 Luan doors, Luan, solid solid wood doors core, 1 3/4" thick; 7'0" high; 34" wide Equip/ Equip Unit Cost Total/ Total Bare Total Total Unit (Bare) Bare w/10% w/O&P w/O&P You r 0 - Sco 5pts re Value 35 doors EA. 7'0" 35 $207.00 $7,245.00 $33.50 $1,172.50 $240.50 $8,417.50 $9,259.25 $283.00 $9,905.00 $8,417.50 20 107.0% Total 130 % 100% Construction Cost Engineering Name: Prob Prob #1 Solution RS Means Item 03 11 13.45-0150 HW # Item Description Calculations Units 1 Date: Number Cost/ Matl Labor/ Labor Equip/ Equip Total/ Total Bare Total Total Units Unit Cost Unit Cost Unit Cost Unit (Bare) Bare w/10% w/O&P w/O&P 800 $1.63 $1,304.00 $1.93 $1,544.00 $0.00 $0.00 $3.56 $2,848.00 $3,132.80 $5.10 $4,080.00 Size Forms in place, footings, Two forms are required continuous wall, plywood, 4 use Walls are 4ft deep x 100lf long = 400 SFCA per form 2 Forms required SFCA = 4' x 150' x 2 ea = 800SFCA SFCA NA $2,848.00 Prob #2 04 22 10.16-0525 130.2% Concrete block bond beam, not Bond beam is only the top course in the including grout or reinforcing, wall so you only need 1 row of blocks, lightweight, 6" thick pricing is per LF One row of blocks is required; 100lf long LF NA 100 $2.55 $255.00 $2.10 $210.00 $4.65 $465.00 $511.50 $6.25 $465.00 Prob #3 05 12 23.17-0940 $625.00 122.2% Columns, structural made from Provide 16 ea. columns; each 34lf long recycled materials; shop fab'd for 100-ton, 1-2 story project, bolted connections. 8" diameter 16ea columns x 34lf long LF 34 16 $65.50 $35,632.00 $1.60 $870.40 $1.47 $799.68 $68.57 $37,302.08 $41,032.29 $76.50 $37,302.08 Prob #4 06 11 10.40-5146 $41,616.00 101.4% Wood framing, 2 x 4 studs, 8' Construct 150lf of 2x4 wall; use high wall pneumatic nailer; cost for nail gun & nails are included in RSMeans cost. 150lf of 2x4 studd wall LF 2x4x8 150 $0.33 $49.50 $0.41 $61.50 $0.74 $111.00 $122.10 $1.04 $111.00 Prob #5 07 58 10.10-0300 $156.00 127.8% Asphalt roll roofing, 1 ply, #15 Provide asphalt roll roofing for flat roof organic felt, mineral surfaced, 100lf x 47lf selvage roofing, lap 19", nailed & mopped Roof area = 47' x 100' = 4700 sf / 100 = 47 squares SQ 4700 47 $60.50 $2,843.50 $54.50 $2,561.50 $15.15 $712.05 $130.15 $6,117.05 $6,728.76 $182.00 $6,117.05 Prob #6 08 14 33.20-1840 $8,554.00 127.1% Residential wood doors, Luan, Install 35 Luan solid wood doors solid core, 1 3/4" thick; 7'0" high; 34" wide 35 doors EA. 7'0" 35 $207.00 $7,245.00 $33.50 $1,172.50 $240.50 $8,417.50 $8,417.50 $9,259.25 $283.00 $9,905.00 107.0%