REPAIR MAINT TO INTERNAL ROADS AT LEKHAPANI MIL STN UNDER GE LEKHAPANI

Amount

Repair to potholes any depth, exe 30 mm and not exceeding 1 sqm each including sweeping free from dust and mud, or water, scoring sunken surfaces in roads, paths, etc., cutting around edges to at least 25 mm in depth, making good by applying tack coat with cationic bitumen emusion RS-1 grade at the rate of 03 kg per 10 Sqm (tack coat shall be measured and paid separetely), putting in bituminous macadam well rammed and sealed with bitumen 9.8 kg per 10 sqm blinded with 0.09 cum stone chippings, 6.3 mm size and rolled and compacted with power roller 8 to 10 tonnes to required camber and gradient complete all as specified and as directed.

Preparing existing black top surfaces by brushing with wire brushes for removing caked mud etc., sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc. complete all as specified and as directed.

M & L for bituminous concrete 40 mm (compacted thickness) using graded crushed stone aggregate premixed with binder (paving grade bitumen VG-30 grade) @ 5.5% by weight of total mix & hydraulic lime/cement(OPC-43 Grade) filler, rolled and compacted to required camber and gradient complete all as specified and as directed. Note :- (i) Semi dense bituminous concrete shall be laid using self propelled hydrostatic paver finisher and preparation of mix shall be using hot mix plant and transporting the mix in tipper. (ii) The exact bitumen content required shall be determined following the Marshall Mix Design procedure contained in the Asphalt Institute Manual MS-2 (Sixth Edition) as referred in case 3.5.3 of IRC 111: 2009. The adjustment in rate on MINUS side variation in quantity of bitumen if any shall be priced at the rate of ₹55 per kg. No claim whatsoever shall be made for adjustment in plus side.

M & L for bituminous macadam not exceeding 75 mm thickness (compacted thickness) using hot mix plant and mechanical paver with 4% binder (paving grade bitumen VG-30 grade) content by weight of total mix, rolled and compacted with power roller 8 to 10 tonnes to required camber and gradient complete all as specified and as directed. Note :- (i) Bituminous macadam shall be laid using self propelled hydrostatic paver finisher and preparation of mix shall be using hot mix plant and transporting the mix in tipper. (ii) The exact bitumen content required shall be determined as per IRC 27: 2009. The adjustment in rate on MINUS side variation in quantity of bitumen if any shall be priced at the rate of ₹55 per kg. No claim whatsoever shall be made for adjustment in plus side.

Providing and applying 2.5 mm thick road marking strips (retro-reflective) of specified shade/ colour using hot thermoplastic material by fully/ semi-automatic thermoplastic paint applicator machine fitted with profile shoe, glass beads dispenser, propane tank heater and profile shoe heater, driven by experienced operator on road surface including cost of material, labour, T & P, cleaning the road surface of all dirt, seals, oil, grease and foreign material etc. complete all as specified and as directed.

M & L for continuous brick edging using old size bricks; with width equal to the width of the brick; laid dry on end vertically complete all as specified and as directed.

Surface excavation not exceeding 09 cm deep and averaging 7.5 cm deep and getting out in soft/ loose soil complete all as specified and as directed.

Removing excavated material (soils) not exceeding 50 m and depositing where directed at a level n exc. 1.5 m above the starting point

M & L for 75 mm spread thickness, moorum/red bajri/stone dust in granular sub base or light wearing surfaces, spread, rolled and compacted using vibratory roller of 80 to 100 kN static weight with plain or pad foot drum to required gradient and camber complete all as specified and as directed.

M & L for applying tack coat on existing bituminous, cement concrete or primed granular surface to ensure a bond between the surface being paved and the overlaying course with cationic bitumen emulsion RS-1 grade at the rate of 3 kg per 10 sqm of surface complete all as specified and as directed.

G S Enterprises & Co