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What is the major different between Quantity Surveyor & Estimator ?

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Question added by Baheerathan Irasamanikkam , Senior Quantity Surveyor , Alhamadi trading and Contracting
Date Posted: 2017/04/13
Mohamed Kamal
by Mohamed Kamal , Cost Control Manager , China State Construction Engineering Corporation Ltd. (Egypt)

1quantity surveyor is responsible for all the cost related tasks to the project, the estimator related more specifically to the pre-contract stage in estimating costs for items only and pricing.

Mohammad Abu Farha
by Mohammad Abu Farha , Cost Control and Subcontracts Administrator , OHL Industrial and MID Contracting JV

Quantity surveyor who is measure the quantity from clear drawing for all stages during project life.

Estimator who is measure quantity from tendering drawing where is not clear or new instruction not appear in drawing but not limit to this determinate.

 

Aslam Sujah
by Aslam Sujah , Senior Quantity Surveyor , ARCO Turnkey Solutions Contracting LLC

Estimator: 

  • Estimating each and every costs during the tender stage.
  • All pre contract activities

Quantity Surveyor:

  • All post contract activities.

satish  venigalla
by satish venigalla , Contracts and Subcontracts , Contract Administrator at Valentine Maritime (Gulf) L.L.C

By the word "Estimator" itself, we can understand that the person employed to measure the quantity or take off from the available drawing/ observed data. 

Quantity Surveyor shall have the vital role for the entire tenure of the project with different responsibilities which include but not limited to, 

Quantity takeoff, Invoicing, Change management, Delay analysis. 

 

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