Problem 2: Complete the missing information in the concrete placing labor cost estimatingtable below.Number1251ComponentFoundationWall to elevationSlab 10 inBeams elevatedBeams elevatedMemberSlab elevationInterior wallSlab elevationWallsWallsFloors elevatedManhole wallsRoofHeadwallCarpenter foremanCement masonLaborersConcrete pumpProduction rate of crew under normal circumstances = 18 m³/hr.The actual production rate can be lower in the different components based on the efficiency factorTotal cost1412Quantity (m3) Efficiency factor445971491257.2428.9Concrete placing crew27.314-88.5Rate perhour$45/hr$35/hr$25/hr$55/hrCrew hourly rate ($/hr)0.890.90Cost/m3Total0.750.850.790.780.650.700.850.880.850.800.750.87Total labor cost for concrete

Problem 2: Complete the missing information in the concrete placing labor cost estimating table below. Number 1 2 5 1 Concrete placing crew Member Carpenter foreman Cement mason Laborers Concrete pump Rate per hour $45/hr $35/hr $25/hr $55/hr Crew hourly rate ($/hr) Total Production rate of crew under normal circumstances = 18 m³/hr. The actual production rate can be lower in the different components based on the efficiency factor

Problem 2: Complete the missing information in the concrete placing labor cost estimating table below. Number 1 2 5 1 Concrete placing crew Member Carpenter foreman Cement mason Laborers Concrete pump Rate per hour $45/hr $35/hr $25/hr $55/hr Crew hourly rate ($/hr) Total Production rate of crew under normal circumstances = 18 m³/hr. The actual production rate can be lower in the different components based on the efficiency factor

Fundamentals Of Construction Estimating

4th Edition

ISBN:9781337399395

Author:Pratt, David J.

Publisher:Pratt, David J.

Chapter11: Pricing Concrete Work

Section: Chapter Questions

Problem 9RQ: Calculate the cost per cubic yard to place concrete using each of the alternatives described. The...

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Calculate the cost per cubic yard to place concrete using each of the alternatives described. The work in both cases consists of placing 140 cubic yards of concrete in footings. a. Using a crane and bucket at a price of $225 per hour, including an operator, with a crew consisting of 6 laborers, a cement finisher, and a foreman. The concrete will be placed in 7 hours using this setup, and transportation of the crane costs $390. b. Using a concrete pump at a price of $295 per hour, including an operator and a crew consisting of 5 laborers, a cement finisher, and a foreman. With this setup, concrete is placed in 6 hours and transportation of the pump costs $290.
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You are given the following information about a dry-batchpaving operation. You are going to use one mixer that has aservice rate of 30 services per hour. The dry-batch trucksyou use for bringing concrete to the paver have an arrivalrate of 7.5 arrivals per hour. Each truck carries 6 cubic yardsof concrete. You have a total amount of 13,500 cubic yardsof concrete to pour. You rent a truck at $15 per hour and thepaver at $60 per hour. If the job takes more than 80 hours,you pay a penalty of $140 per hour owing to delays in jobcompletion. On the basis of least cost, determine the numberof trucks you should use. Plot the cost versus the numberof trucks used.
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Homework # 2 Problem 1 The labor and material cost for a riprapping work is as follows: Labor: Materials: (For every 1 cu. m. volume) 1 Foreman @ P500.00 per hour Cement = 3 bags @ P150.00 per bag 1 Skilled Worker @ p40.00 per hour Sand = 0.25 cu. m. @P300.00 per cu. m. 5 Unskilled Workers @ P35.00 per hour Boulder = 1 cu. m. @P250.00 per cu. m. The accomplishment of the above laborers is 0.45 cubic meter per hour. Profit, overhead and miscellaneous expenses is 30% of the labor and material cost. Value Added Tax (VAT) is 10% of the labor cost. a) Determine the labor cost per cubic meter. b) Determine the cost of materials per cubic meter. c) Give the total cost of riprapping per cubic meter.