Acceleration in Construction Projects

Acceleration is the process of increasing the rate of progress of construction work in order to complete the project on an earlier date than it intended to be.

There are two types of acceleration;

1. Instructive acceleration 

Employer instruct the contractor to accelerate  the rate of progress in order to finish it and hand over on a earlier date than date stated in the contract document or when Contractor entitle for extension of time under the contract.

2. Instructive or Directive acceleration 

Under this heading, acceleration process is initiated by the Contractor in order to finish the project on time when he lags behind the rate of progress.

Acceleration of the project can be done in several ways. 

• Provide additional resources to the project like increase number of work force and machineries involved in the project.

• Revise the method of construction. For example, carrying out offsite fabrication, using pre cast concrete. Using new mode of form work systems, using tower cranes, batching plants and etc.

• Revise the project program in order to finish project faster. For example, carrying out many parallel activities at the same time.

• Increase the working hours and work on shift basis,. As well as work on weekends, public holidays and etc.

• As well as there might have some specification and design changes which increase the rate of progress.




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Evaluation of Acceleration claims.