GAIL (India) Limited

0G) LIST OF APPROVED MAKES:The following guidelines are to be noted with regard to use of materials in the work.1 As far as possible, materials bearing "Standard Mark (ISI)" from Bureau of Indian Standard (BIS)shall be used in the work, unless make is specifically mentioned in Schedule of rate/ scope.2 Wherever, material bearing Standard Mark (ISI) are used the work, the following shall be ensured.a) The supplier has a valid license from BIS during the period the material is being used in the work.b) The Contractor should furnish necessary documents and proof of payments made for theprocurement of materials bearing Standard Mark (ISI).3. Due to non-availability of materials bearing ISI mark as detailed in para-2 above, the materials asper the list of approved makes of materials shall be used in the work and the Contractor can useany of makes given in the attached list.4. In case it is established that Standard material (bearing ISI mark) as well as the materials indicatedin the list (as mentioned in the above para) are not available in the market, then approvedequivalent materials may be used in the work subject to approval from the consultant andEngineer-in-Charge.5. For materials bearing "Standard Mark (ISI)" ordinarily no testing is to be done. However, in caseof doubt or with a view to check the quality of materials, Engineer-in-Charge may send samplesfor random testing.6. For use of materials other than materials bearing "Standard Mark (ISI)" Mandatory tests shall beconducted at the frequency specified in the contract. In case frequency of testing is not stipulatedin the contract then standard specification (CPWD, ISI etc.) may be considered for frequency atwhich materials are to be tested.7. Before bulk purchase of quantities of materials, it is the responsibility of the Contractor to get thesamples of materials approved from consultant and Engineer-in-Charge