How to prepare a interim payment application

                                                                                                                                                                                                                                                                                                                               Here, we are going to explain how to make a interim payment application in contractor's quantity surveyors point of view.

Preparation of the interim payment application  is one of the major activities done by the contractor's quantity surveyor.( special those who work for a specific project as a site QS)
in general practice, interim payment application (IPA) is prepared once in a month at the beginning of which. That contain;

1. Value of work done, both permanent and temporary up to end  of previous month.
2. Direct payments to authorities done by the contractor.
3. value of material at site(A %which indicate in the contract document)
4. value of material off site.
5. Insurances, bonds and guarantees taken by the contractor
6. value of variations and extra works.
7. contractors claims

There are several documents contains in a interim payment application.( IPA)

1. Priced BOQ
2. Contract Agreement
3. Measurement sheets
4. Payment certificate
4. work inspection request (WIR)
5. Delivery notes. Copies of bonds, guarantees and insurances taken by the contractor in related with the project
6. Previous payment history.
7. Variation orders
8. Shop drawings with progress indication
9. Copies of recepts of payment to authorities
10. Proofs of payments to nominated subcontractors
11.Engineer's instructions, minutes of meetings and etc.