roomtama.blogg.se - Building and engineering contracts by b s patil pdf free

Generally tenderers rates will be based on drawings and approximate quantities. It should be possible to describe the works in sufficient detail to determine a programme and to obtain rates from tenderers. During the construction period, the actual quantity of works executed under each BOQ item will be jointly measured and valued at the quoted rate for interim payment purpose.Ī measurement contract might also be appropriate on projects where the design has not been completed in sufficient detail for bills of quantities to be produced. The contractor will quote against each BOQ item and enter a unit rate or unit price to build up the total contract price on basis of those BOQ quantities. Measurement contracts (sometimes called “re-measurement” or ‘measure and value’ contracts) contains a Bill of Quantities ( BOQ ) provided by the employer or its consultants, can be used in situations where the design (or type of works) can be described in reasonable detail, but the amount cannot.

Contractors may include high contingency within each Schedule of Rate item.

Contractor inclined to choose lowest methods / materials to comply with specification.

Need to substantially complete design prior to bidding.

Contractor selection is relatively easy.

Contractor has higher incentive to achieve earlier completion and better performance.

Minimum Owner supervision related to quality and schedule.

These types of contracts are appropriate when a clear scope and a defined schedule have been reviewed and agreed upon. (2) Agree to remove certain work from the original scope of work and reduce the price of the contract in proportion to the work that the contractor no longer has to perform.

(1) Agree for the contractor to perform additional work that falls outside the scope of the original work for an agreed upon extra compensation or The price of a fixed contract can only be changed upon the execution of a change order, under which the owner and the contractor either Under a Lump Sum or Fixed Price Contract, the contractor agrees to perform the work specified and described in the contract for a fixed price. The following are the various types of contracts,for execution of civil engineering works: A formal contract incorporating the terms described in the tender may be sent to the successful bidder for execution.