Gem bids for Cement Opc 43 Grade Conforming To Is 11761 1997 As Perlatest Revision In 50 Kg Packed Laminated And Water Proofbag Type A And B, Coarse Sand Conforming To Is383 1978, Bricks Sub Class B Old Size Best Locally Available Minimumcompressive Strength 75 Kg Sqcm Water Absorption Notmore Than 20 Percentage, Lime Unslaked Of Best Quality, Coarse Aggregate 63 Mm Graded Crushed Stone Conformingto Is 383 1978