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Chapter: Civil : Estimation and Quantity Surveying : Estimate of Buildings

Estimate of Buildings: Detailed Estimate

The preparation of detailed estimate consists of working out quantities of various items of work and then determines the cost of each item. This is prepared in two stages. I) DETAILS OF MEASUREMENTS AND CALCULATION OF QUANTITIES

Detailed Estimate

 

The preparation of detailed estimate consists of working out quantities of various items of work and then determines the cost of each item. This is prepared in two stages. I) DETAILS OF MEASUREMENTS AND CALCULATION OF QUANTITIES

 

The complete work is divided into various items of work such as earth work concreting, brick work, R.C.C. Plastering etc., The details of measurements are taken from drawings and entered in respective columns of prescribed preformed. The quantities are calculated by multiplying the values that are in numbers column to Depth column as shown below:

Details of measurements form


ii) Abstract of Estimated Cost

:

 

The cost of each item of work is worked out from the quantities that already computed in the details measurement form at workable rate. But the total cost is worked out in the prescribed form is known as abstract of estimated form. 4%of estimated Cost is allowed for Petty Supervision, contingencies and Unforeseen items.

 

Types of Estimates

 

ABSTRACT OF ESTIMATE FORM

 


The detailed estimate should accompanied with

I) Report

ii) Specification

iii)Drawings (plans, elevation, sections)

iv)Design charts and calculations

 

Standard schedule of rates.

 

 

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Civil : Estimation and Quantity Surveying : Estimate of Buildings : Estimate of Buildings: Detailed Estimate |


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