SPECIAL REPAIR TO INTERNAL ROADS OF OFFICERS ENCLAVE, 19 JAT, UNIT AREA OF 343 FD REGT AND PERIMETER ROAD OF SSASF AT ITARANA CANTT UNDER GE ALWAR

Amount

Repair to potholes any depth, 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 filling in screened & graded road metal, watering and well ramming (including supply of road metal), rolled and compacted with power roller 8 to 10 tonnes to required gradient and camber complete all as specified and as directed.

Preparing existing black top surfaces by mechanical broom and high-pressure air jet or by other means as directed for removing dust, dirt, any extraneous materials, all loose materials, other foreign material etc. 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 5 kg per 10 sqm of surface 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.

M & L for dense bituminous macadam 50 mm to 75 mm (compacted thickness) using graded crushed stone aggregate premixed with binder (paving grade bitumen VG-30 grade) @ 4.5% by weight of total mix & hydraulic lime filler, rolled and compacted to required camber and gradient complete all as specified and as directed. Note :- (i) Dense 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 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 due to variation in quantity of bitumen if any shall be priced at the rate of ₹44 per kg.

M & L for semi dense bituminous concrete 30 mm (compacted thickness) using graded crushed stone aggregate premixed with binder (paving grade bitumen VG-30 grade) @ 5% by weight of total mix & hydraulic lime 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 due to variation in quantity of bitumen if any shall be priced at the rate of ₹44 per kg.

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.

S & F in repairs solar road studs of size not less than 125 mm X 125 mm X 25 mm made of weather resistance aluminium alloy and poly carbonate material electronically welded micro- prismatic lens with abrasion resistant coating as approved by the Engineer in charge. The cats eye shall support a load of 13635 kg tested in accordance with ASTM D4280. The slope of retro- reflective surface shall be 35⁰ ± 5⁰ to base. The reflective panels on both sides with at least 12 cm of reflective area up each side. The luminance intensity should be as per the specification and shall be tested as described in ASTM E: 809 as recommended in BS: 873 part 4 : 1973. The studs shall be fixed to the Road surface using the adhesive conforming to IS, as per procedure recommended by the manufacturer complete and as per direction of Engineer-in-charge. The solar panel shall be high efficiency mono crystalline 2.5 V/60 m A and the battery shall be one Ni-mh type (1.2 V/1200 m Ah) high temp for backup of 36 hours full charging. The flash frequency shall be 60 ± 5 times per minute.

Providing and fixing in repairs Glow studs (cat's eye) of size 80 to 100 mm X 80 to 100 mm X 15 to 20 mm made of heavy duty body shall be moulded ASA (Acrylic styrene Acryloretrite) or HIP (High impact polystyrene) or ABS having electronically welded micro- prismatic lens with abrasion resistant coating as approved by Engineer in charge. The cat’s eye shall support a load of 13635 kg tested in accordance with ASTM D4280. The slope of retro- reflective surface shall be 35⁰ ± 5⁰ to base. The reflective panels on both sides with at least 12 cm of reflective area up each side. The luminance intensity should be as per the specification and shall be tested as described in ASTM I: 809 as recommended in BS: 873 Part 4: 1973. The studs shall be fixed to the Road surface using the adhesive conforming to IS, as per procedure recommended by the manufacturer complete all as specified and as directed.

Surface excavation not exceeding 30 cm deep and averaging 15 cm deep and getting out in soft/ loose soil complete all as specified and as directed.

M & L for moorum/red bajri filling in floors or pavings, laid in layers not exceeding 15 cm thick, spread, levelled and rammed including watering 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

S & F in repairs solar delineators (road way indicators) of dimension (100 mm ± 15 mm) X 150 mm (minimum), made of poly carbonate at top and cast aluminium at bottom , UV resistant, LED flashing in red, blue, yellow, white, and green colours with 4 Nos LED, flash frequency 74 ± 5 times per minute, warning distance greater than 200 metre, enclosed in cage made of galvanised iron steel wire of size 2.80 mm including mono crystalline / polycrystalline : 4 Volts / 50mAh solar panel, including 1 x 1.2 Volts, Ni mh – 800 mAh of battery for backup of 36 hours full charging including mounting on 1100 mm length mild steel tube of nominal bore 50 mm painted with anticorrosive paint including embedding 200 mm below ground level in PCC M15(Nominal Mix) with using 20 mm graded stone aggregate in foundation of size 250 mm X 250 mm X 250 mm, necessary excavation and making good surface complete all as specified and as directed.

Surface excavation not exceeding 30 cm deep and averaging 15 cm deep and getting out in hard/ sense soil complete all as specified and as directed.

Scarifying or picking gravelled, macadam or bituminous macadam surfaces in area exceeding 400 sqm, depth of pothole not exceeding 50 mm including rolling over the broken surfaces using 8 to 10 tonnes power roller to required camber and gradient complete all as specified and as directed.

Dismantling of interlocking paver block and keep aside paver block for reuse or taken on schedule of credit complete all as specified and as directed.

M & L for cement concrete M7.5 (Nominal Mix) using 40 mm nominal size graded crushed stone aggregate 75 mm thick in sub base for laying tiles, pavings, floorings etc. complete all as specified and as directed.

Taking down old existing stone edging, concrete edging, kerb stone and refixing at the same or other locations in proper slope and alignment and making good to disturbed portions complete all as specified and as directed.

Providing and laying at or near ground level factory made kerb stone of any size, top bullnosed shape, made of M-25 (Design Mix) 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 as directed.

Providing and laying 60 mm thick factory made chamfered edge cement concrete paver block of M-35 conforming to IS 15658: 2021 grade with approved colour, design and pattern as in footpath, parks, lawns, drive ways or light traffic parking etc., of required strength, thickness, size and shape, made by table vibratory method using polyurethane mould, laid in required colour and pattern over and including 30 mm thick compacted bed of coarse sand having gradation as per IRC SP 63: 2018 and 2 to 4 mm wide joints filled with fine sand having gradation as per IRC SP 63: 2018, compacting and proper embedding/ laying of interlocking paver blocks into the sand bedding layer through vibratory compaction by using plate vibrator, filling the joints with sand and cutting of paver blocks as per required size and pattern, finishing and sweeping extra sand complete all as specified and as directed.

Demolition of cement concrete(unreinforced) in ground floors and paving not exceeding 15 cm thickness (below or above ground level) complete all as specified and as directed.

M/S Sulakh Brothers (BID ID -3149015)

J.J.ENGINEERING (BID ID -3149010)