2. Price excavation (8+8 points) 1) Calculate a, b, c, d, e in the pricing sheet based on the excavation equipment and base hour wage tables. Use one 0.75 cy Backhoe loader, one equipment operator, and a half laborer for the trench excavation. Assume the productivity is 50 cy/hr and the work time is 8 hours a day. PRICING SHEET JOB: Office/Warehouse Project DATE: ESTIMATED: DJP NO DESCRIPTION EXCAVATION AND BACKFILL 1 Gravel under slab-on-grade 2 Strip topsoil 6" deep 3 Excavate trench 4 Excavate pits SHEET No. 1 of 5 UNIT UNIT UNIT QUANTITY UNIT PRICE LABOR $ $ PRICE MATERIALS PRICE $ $ EQUIP $ SUBS $ TOTAL $ 403 CY 11.65 1,294 CY 249 CY a 4,695 24.38 9,825 4.38 1,765 16,285 1.08 1,398 0.00 0 2.13 2,756 0 4,154 b 0.00 0 C d e 13 CY 2.96 38 0.00 0 1.95 25 64 EXCAVATION EQUIPMENT Basic Hourly Wage Equipment operator $54.00 ITEM PRICE per DAY Operator foreman $59.00 Truck driver $45.00 105 HP DOZER $850.00 Skilled worker $42.50 165 HP DOZER $1,300.00 MOTOR GRADER $1,200.00 Laborer $40.00 VIBRATORY ROLLER $250.00 Labor foreman $44.00 3T ROLLER $760.00 WATER TRUCK $750.00 Cement finisher $46.00 1.5CY TRACK LOADER $660.00 12CY DUMP TRUCK Carpenter $50.00 $350.00 0.75CY TRACK BACKHOE $700.00 Carp foreman $55.00 0.5CY WHEEL BACKHOE $390.00 Rodman $52.00 BOBCAT LOADER $450.00 Rodman foreman $57.00 2). Calculate the numbers of trucks for removing surplus excavated material, based on the following data: Truck capacity: 9 cu. yd. (bank measure) Distance to dump: 5 miles one-way Time to off-load truck: 5 minutes Average truck speed: 15 miles per hr. Output of loader: 100 cu. yd. per hr