Construction Estimation and Quantity Surveying

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Questions and Answers

What is an estimate in the context of construction?

The anticipated or probable cost of work (correct)

A plan showing the position of a construction with respect to approaching roads

A detailed plan of a building

A schedule of all items of work in a building

What is the purpose of a quantity survey?

To determine the total cost of a project

To determine the rates of various items of work

To calculate the quantity of materials required for a project (correct)

To create a detailed plan of a building

What does a specification outline?

The nature, quality, and class of work in a project (correct)

The site plan of a construction

The quantity of materials required for a project

The anticipated cost of a project

What is required to prepare an estimate?

The rates of various items of work, materials, and labor Signup and view all the answers

What is shown on a site plan?

The position of a construction with respect to approaching roads and other features Signup and view all the answers

What is a line plan defined as?

A plan of a particular construction showing main features with the help of single lines Signup and view all the answers

What is the purpose of having a 'Schedule of Rates'?

To provide a standard rate for various items of work Signup and view all the answers

Why is it important to know the cost of transportation charges?

To prepare an estimate for a project Signup and view all the answers

What is the purpose of an Index Plan?

To indicate the positions of different houses and features in a colony Signup and view all the answers

What is a Detailed Plan?

A plan drawn to a definite scale, showing all detailed information required for execution Signup and view all the answers

What is the purpose of a Centre Line Plan?

To facilitate the laying out of foundation lines and other features Signup and view all the answers

What is a Supplementary Estimate?

A fresh estimate prepared to supplement the original work Signup and view all the answers

What is Administrative Approval?

A formal acceptance by the administrative department of the proposals for incurring expenditure Signup and view all the answers

What is Technical Sanction?

The sanction and order by the competent authority for the detailed estimate, design, calculations, quantities, and cost of work Signup and view all the answers

What is the purpose of an Ordinary Measurement Book?

To record the entries regarding the work done, supplies made, and services performed Signup and view all the answers

What is Capital Cost?

The total cost of construction, including all expenditures incurred, plus the cost of external services up to the end of the completion of the work Signup and view all the answers

Study Notes

Construction Terminology

Estimate: anticipated or probable cost of work prepared before construction begins, involving calculations of various items of an engineering work.

Quantity Survey

Schedule of all items of work in a building, calculated from the drawing of the building.
Provides quantities of work done for each item, and when priced, gives the total cost.

Specifications

Detailed descriptions of nature, quality, and class of work, materials to be used, and workmanship.

Rates

Rates of various items of work, materials, and labor (skilled and unskilled) required for preparing an estimate.
Includes transportation charges and follows sanctioned "Schedule of Rates" or "Analysis of Rates" method.

Site Plan

Plan showing the position of a construction with respect to approaching roads, markets, and other permanent features in a populated area.
Shows location of the area under construction with respect to other areas, including names of owners of adjoining properties.

Line Plan

Plan showing main features of a construction with single lines, without details.
Inside and outside dimensions correspond to actual dimensions.

Index Plan

Plan showing the position of different houses, roads, schools, markets, hospitals, and other features in a colony.
Fixed at the entrance, exit, or central place of the colony for guidance.

Detailed Plan

Plan drawn to a definite scale, showing all detailed information required for execution.
Includes sections and elevations.

Centre Line Plan

Layout plan facilitating the laying out of foundation lines and other features.
Fixed at the entrance, exit, or central place of the colony for guidance.

Supplementary Estimate

Fresh detailed estimate prepared to supplement the original work, accompanied by necessary papers.
Required when additions are made to the original work.

Administrative Approval

Formal acceptance by the administrative department concerned of the proposals for incurring expenditure.
Required for any project, obtained before construction begins.

Technical Sanction

Sanction and order by the competent authority of the department for the detailed estimate, design, calculations, quantities of work, rates, and cost of work.
Received before construction begins.

Competent Authority

Officer or authority in the department to whom relevant powers are delegated by the government (Financial Department).

Ordinary Measurement Book

Measured book recording work done, supplies made, and services performed for payment to contractors or labor.
Recorded by sectional officers or deputed officers.

Lumpsum Items

Small items like front architecture or decoration work, where detailed quantities cannot be worked out.
Provided with a lump sum rate.

Plinth Area

Built-up covered area of a building measured at floor level of any storey.

Circulation Area

Total cost of construction, including all expenditures incurred, plus the cost of external services up to the end of completion.
Includes preliminary works, miscellaneous items, and supervision charges.

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Description

Learn about the concepts of estimation and quantity surveying in construction, including calculating costs and quantities of work from building drawings.