Explain “Defects Liability Period”. State its advantage to owner.

The period which the resident engineer with a team of assistance supervise the possibilities of defects in the work is called “Defects Liability Period”.
Advantages of this defects to owner:

In this contractor shall promptly i) remove from site may materials which in opinion of the Engineer and shall replace them with proper and suitable materials. ii) replace and re-execute his own work, which is condemned by the Engineer and work of order contractors which is damaged by such removal or replacement of the risk and expense.

In this way, defects in the work is removed giving rise the better advantage to the owner.


Explain use and importance of standard measurement book.

A Measurement Book where the detailed measurement of certain items of works of building is recorded correctly in ink on the completion of the construction and accuracy of which is certified by an Assistant Engineer.is known as the S.M.B. The use of this book is that, the book itself is mentioned as record, to facilities the preparation of estimates for periodical repairs and their execution.

S.M.B.is thus important and mainly used for annual repair and maintenance works and bills are prepared and payments to the contractors are made on the basis in the standard measurement book.


Write short note on Security Deposit.

Security Deposit.

The contractor is required to deposit with the owner a sum stated as a percentage of the cost of work to safe guard the interest of the owner in the event of improper performance of the contract. This sum to be deposited by contractor with owner is called Security Deposit.


Under what conditions Time Extension in Time Limit can be given to the contractor when work is delayed.

This clause should specify the time-limit with in which the payment is to be made and the mode of payment. It should also stats the action to be taken in this event-the contractor fails to comply with clause.

Conditions time extension in time limit to be given to contractor are as follows.
If the contractor be delayed at any time in the progress of the work by an act or omission of the owner or Engineer or by acts of God or by acts of the government or by hostile acts of enemies or by fire, unusual delay in transportation or unavoidable casualties or any causes beyond the control of the contractor than times of completion shall be extended by such reasonable time as the Engineer may decide.