Answered: A pit of volume 16x104 cum is to be…

A pit of volume 16x104 cum is to be filled in such a way that its void ratio comes out to be 0.75. If the soil to be borrowed has void ratio of 1.5 then determine the volume that should be extracted.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Concept explainers

Pricing Excavation and Backfill

Backfill, in construction, is the activity of returning the soil and gravel that are removed during building construction or using them again to toughen and support the foundation of the building or any other structural component.

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A pit of volume 16x10⁴cum is to be filled in such a way that its void ratio comes out to be 0.75. If the soil to be borrowed has void ratio of 1.5 then determine the volume that should be extracted.

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10,000 cubic feet of soil is excavated for a construction. The dry unit weight of the soil is 102.3 pcf. After excavation, the soil loosened and the void ratio of the soil became 0.874. What is the volume of the excavated soil in cubic feet? Specific gravity of the soil is 2.6.