GAIL (India) Limited

11S.N. MATERIAL TEST - FIELD/LABORATORY MINIMUM FREQUENCY OF REFERENCE: TEST QTY. OF TESTING IF QTY. IS FOR TESTING/MATERIAL BEYOND THE REQUIREMENTSFOR MINIMUM QUANTITYCARRYINGOUT THETESTFine (a) Silt content Field One test per 15 Cum As per CPWDAggregate specification(b) Gradation of Field One test per 15 Cum. IS:2386sand (Part-II)(c ) Deleterious Field Before approval of the IS:2386materialquerry and at every (Part-II)subsequent change in thesource of supply.(c ) MoisturecontentField Regularly as requiredsubject to a minimum ofone test pending.IS : 2386(Part-III)(d) Mix aggregate Field One test for 15 Cum of IS : 2386 (Part-l)concrete.(e) Flextural Laboratory One test consisting 8 IS : 526NOTE:(1) FOR MATERIALS BEARING "STANDARD MARK (ISI)", MANDATORY TESTS ARE NOT REQUIRED,HOWEVER, IN CASE OF DOUBT RANDOM TESTING MAY BE CARRIED OUT AS DECIDED BY EIC.(2) IN CASE OF ANY AMBIGUITY, CPWD SPECIFICATIONS AND RELEVANT IS CODES SHALL TAKEPRECEDENCE.