Calculate the tender rate per bank cubic meter for an excavation of a trench given: • Hire cost = R800 per hour, including owning costs • Fuel Consumption = 4 l/h of Diesel fuel at R15/h • Scoop capacity is 35 banks m3 /h • Operating factor = 0.8 • Dimensions of trench: 10m x 3m • Operator earns R40.41/h • Head office overheads = 30% • Site overheads = 20% • Profit margin factor = 0.045 • Contractor has perceived no risk on this operation

Calculate the tender rate per bank cubic meter for an excavation of a trench given: • Hire cost = R800 per hour, including owning costs • Fuel Consumption = 4 l/h of Diesel fuel at R15/h • Scoop capacity is 35 banks m3 /h • Operating factor = 0.8 • Dimensions of trench: 10m x 3m • Operator earns R40.41/h • Head office overheads = 30% • Site overheads = 20% • Profit margin factor = 0.045 • Contractor has perceived no risk on this operation

Fundamentals Of Construction Estimating

4th Edition

ISBN:9781337399395

Author:Pratt, David J.

Publisher:Pratt, David J.

Chapter10: Pricing Excavation And Backfill

Section: Chapter Questions

Problem 2RQ

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