supply of maintenance stores :-pozzolana portland cement ( ppc ) as per is-1489 packed in 50 kgs hdpe bags . make : ultra tech / ambuja / acc / shree / jk cement . , bricks sub class `b of size 230mm x 115mm x 75mm conforming to is-1077- 1986 having smooth rectangular faces with sharp corners , metallic in sound and free from flaws and cracks having required comprassive strength . , stone aggregate shall be crushed stone 40mm graded conforming to is-383 1970 and shall be clean hard tough , durable and of uniform quality through out . the aggregate shall be free from soft disintegrated materials , vegetable and other organic impurities . , fine sand shall be clean , sharp , angular hard and durable free from adherent coating and shall not contain clay , mica and other impurities . the maximum quantities of clay and fine silt in sand shall not be more than 5% by mass as per is-383-1970 . , cgi sheet 0 . 63 mm thick make : sail / tata / jindal / bhushan , mild steel angle iron as per sample , synthetic enamel paint of first quality , make : asian / shalimar / berger , red oxide primer of first quality , make : asian / shalimar / berger , mild steel soft drawn binding or tying wire annealed 0 . 9mm diameter as per sample , solar led 18 watt make- philips / havells / crompton / / bajaj / surya / halonix / syska or equivalent , solar battery 40 ah , 12 v make-exide / amaron / luminous / microtec / okaya or equivalent , solar battery 75 ah , 12 v make- exide / amaron / luminous / microtec / okaya or equivalent , solar battery 120ah , 12 v make- exide / amaron / luminous / microtec / okaya or equivalent , pvc insulated copper conductor single core cable 1 . 5 sqmm make-havells / plaza / finolex / anchor or equivalent