Fundamentals Of Construction Estimating
4th Edition
ISBN: 9781337399395
Author: Pratt, David J.
Publisher: Cengage,
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- What are the several uses of a tirfor machine?arrow_forwardA bill of quantity of a project includes 500m2 of masonry work. The work will be done by one crew with a production rate of 50 m2/day and consists of: Crew member No Price rate Brick layer 2 50$/day Assistant 1 25 Labor 2 12 Vendor price of 1000 bricks = 160$. Each 55 bricks are estimated to make one square meter of masonry. Each one cubic meter of mortar is used to join brick area of 50 m2 and consists of: Quantity Material Primary quotation form vendor One cubic meter Sand 15$/m3 6 sacks (50 kg each) Cement 240$/ton As a contractor, it is required to estimate the work unit price and the work price. Assume all material waste as 10% and assume overheads and markup as 20% of total cost. (WRITE THE ANSWER ONLY)arrow_forwardYou have decided to construct a timber wall in your new home 8 feet wide x 10 feet long, using the standard 1-inch-thick boards. How many pieces of 1''x4''x10' boards will you need? If each board feet cost $8.58, what will be the total cost of the boards?arrow_forward
- A labor crew for placing concrete consists of one labor foreman at $27.69 per hour, one cement finisher at $29.30 per hour, 4 laborers at $24.45 per hour each, and one equipment operator at $34.3 per hour. Such a crew, called a C20 crew, can place 156 cubic yards of concrete per 8-hour day. Determine the cost of C20 crew per cubic yard of concrete. The cost of C20 crew per cubic yard of concrete is determined to be $arrow_forwardYou are the Field Engineer and Cost Engineer for a residential project that you are managing. In three (3) days, your endeavor will begin Masonry Works. In accordance with this, you must calculate (ahead of time) the total number of CHB sections required for the road-facing exterior walls. To ensure you have sufficient materials, you added an allowance for eight percent (8%) breakage. Determine the quantity of CHB to be ordered. Round your answer to the nearest integer.Student Number is the Total Contract Price (TCP) of the Undertaking. If the project's operating expenses are 35% of the total budget, how much will be left if the price of CHB is 13 pesos and 16 pesos, respectively? use 123456 as the TCP. Below are specifics: NEED ASAP 30 MINSarrow_forwardWho is responsible for evaluating construction materials and methods ofexecution of the work?arrow_forward
- What are the ways in which to store the tirfor machine?arrow_forwardIn addition to carpenters and laborers, what crafts may be involved with concrete system construction? Group of answer choices (multiple choice) -Iron workers for rebar -OE for concrete pump -Cement Masonsarrow_forwardList seven factors, specific to masonry work, which influence the level of productivity of crews performing masonry work.arrow_forward
- 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.arrow_forwarda steelworks foreman, 2 skilled steelmen, and a steelmen helper can finish 461 kg of rebar installation in a week. Calculate the unit labor cost per kg of rebar installation using the following data.arrow_forwardFind the duration in days for a masonry job that has 24,000 bricks with a crew of five masons and three laborers. The work day is 10 hours. The productivity of the crew is 0.103 man hour per unit (9.7087 unit/man-hour).arrow_forward
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