GE I R AND D/CHD-27/2026-27 REPAIR TO ROAD, PATH CULVERTS AND ROAD FURNITURE IN ZONE-I AND DOMESTIC AREA AT TBRL RANGE RAMGARH

Demolition of cement concrete of any description and in any position complete all as specified and directed.

Material and labour for cement concrete type D2 1:4:8) (40 mm aggregate) in foundation ,filling and mass concrete complete all as specified and directed..

Providing and laying at or near ground level factory made kerb stone of M-25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar 1:3 (1 cement: 3 coarse sand), including making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5 mm), including making drainage opening wherever required complete all as specified and directed.

Material and labour for preparation of new concrete surfaces of walls and applying two coats of synthetic enamel paint over a coat of priming on concrete surface anydescription over 10cm girth or width, not otherwise described complete all as specified and directed.

Material and labour for cement concrete work in pavement/ hard-standing of flexural Strength 40 kg/per square centimetre in field using 400 kg of cement per cubic metre, thickness of concrete 25 cm or less complete all as specified and directed.

Material and labour for forming 12mm thick expansion joints filled with pre formed bituminious filler and top 30mm primed and sealed with sealing compound and sealed with sealing compound grade 'A' for 150mm thick slab complete all as specified and directed.

Material and labour for scarifying or picking gravelled macadam or bituminous macadam surfaces in area n.exc 400 Sqm and exc 50 mm and n.exc 100 mm deep complete all and removal of material distance exceeding 250 m but not exc 500 m and depositing on a level 1.50 m above the starting point complete all as specified and directed.

Material and labour for applying evently a priming tack coat with bituminous primer by using paving bitumen of VG-10 @ 10 KG/10 Sqm over bituminous macadam surface complete all as specified and directed.

Material and labour for repairs to unlevelled surfaces by filling in premixed bituminous macadam using paving bitumin VG-30 @ 4% by weight of total mix laid, rolled and compacted to required gradient and camber with 8 to 12 ton power roller (consolidated thickness of 75mm or less) and laid by mechanical paver finisher complete all as specified and directed.

Material and labour for preparing existing black top or bituminous macadam surfaces by brushing with wire brushes for removing cacked mud etc, sweeping with brooms and finally fanning the cleared surfaced with gunny bag to remove all loose dirt etc complete all as specified and directed.