tender for fittings for bridge guard rails on psc sleeper as per drg. no t-4158fittings list as mentioned below:- list as mentioned below:- (1) rail screw drg no. t-4153 alt. 1specn irs /t-16-81 corr. no. 2 of june /1997 = 04 nos. per set , (2) plate screw drg no. t- 3911 alt 2 specnirs / t-16-81 corr no. 2 of june /1997 = 02 nos per set , (3) protecting plate drg no. t-4098 alt 2 irs t-10=02nos per set.