GE/CHM-40/2024-2025 REPAIR AND MAINTENANCE OF DRAINS FOOTPATH CULVERTS AND PAVED AREA OF OTM IN THE AOR OF AGE B/R III AT CHANDIMANDIR

Amount

Demolition of cement concrete unreinforced in ground floors, tiles flooring and pavings not exceeding 15cm thickness (below or above ground level) and removal unserviceable materials, debris and rubbish all as specified & directed by Engineer-in-charge.

Dismantling of reinforced cement concrete in roofs, floors (other than ground floor), beams, staircase, landing, chajjas, shelves and similar suspended work, including cutting of reinforcement to facilitate demolition and removal of debris , complete all as specified and directed.

Demolition of brick work, stone/ boulder masonry and built in cement mortar including all quoins arches, pillars etc but excluding ashlar facings, dressed stone work and precast concrete articles and removal unserviceable materials, debris and rubbish complete all as specified & directed .

Taking down cement plaster from brick walls or concrete surfaces including raking out joints, hacking out for key, scrubbing down with water complete all as specified and directed and removing rubbish etc. complete all as specified and directed.

providing cement concrete type D2, 1:4:8 using 40 mm graded stone aggregate, as in foundation, mass concrete etc., complete all as specified and as directed

Plain cement concrete 1:3:6 type C-2 using 40mm graded crushed stone aggregate as in surface channel and drain, including form work complete all as specified & directed.

Cement concrete type B-1, 1:2:4 using (20 mm graded crushed stone aggregate) as in roof kerbs or mud stops, rounded or chamfered on edges in lintels upto 1.5m clear span, cills, steps, seismic and other similar bands, plinth courses, parapets and railings upto 60 cm in height, copings, bed plates, water troughs and the like including weathering, slightly rounded or chamfered angles and throating, including the use of forms or moulds with plain faces complete all as specified and directed. (Cement concrete item shall be reinforced, where ordered. Reinforcement shall be measured and paid separately).

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth for foundation etc or for shaft, wells, cesspits, manholes, pier holes etc not exceeding 10 sqm on plan and getting out in soft and loose soil all as specified & directed by Engineer-in-Charge.

Returning filling in including spreading, levelling, watering and well ramming in layers not exc.25cm thick each layer of soil all as specified.

Removal of excavated material to distance not exceeding 50 metre and depositing where directed at a level not exceeding 1.5 metre above the starting point in soil, complete all as specified and directed.

Brick work with sub class ‘B’ bricks of old size bricks, straight or curved on plan exc 6 metre mean radius built in cement mortar 1:6 complete all as specified & directed.

All as per serial item No 11 herein before but except bricks (using old serviceable bricks) –ditto-

15mm thick rendering in cement mortar 1:4 on brick walls or concrete surface and finished fair and even without using extra cement complete all as specified & directed.

Preparation of new plastered or un-plastered surfaces of walls and applying two coats of cement base paint over a coat of primer, complete all as specified and directed.

Plain cement concrete 75mm thick , 1:4:8 type D-2 using 40mm graded crushed stone aggregate as in sub base, complete all as specified & directed.

Concrete interlocking pre polished paver block, with grey cement and no pigment, design as approved, any shape and size conforming to IS 15658-2006 of 40 mm thickness, M-35 Grade laid over and including 25mm thick sand cushioning, complete all as specified and directed. Notes: The shape/size of paver blocks shall be as approved by the GE.

Concrete interlocking pre polished paver block, with grey cement and no pigment, design as approved, any shape and size conforming to IS 15658-2006 of 60 mm thickness, M-35 Grade laid over and including 25mm thick sand cushioning, complete all as specified and directed. Notes: The shape/size of paver blocks shall be as approved by the GE.

Concrete interlocking pre polished paver block, with grey cement and no pigment, design as approved, any shape and size conforming to IS 15658-2006 of 80 mm thickness, M-40 Grade laid over and including 25mm thick sand cushioning, complete all as specified and directed. Notes: The shape/size of paver blocks shall be as approved by the GE.

Factory made precast rubber moulded coloured chequered cement concrete tiles, superior quality 250mm x 250mm x 25mm thick , set, jointed and pointed in neat cement slurry with grey cement and pigment to match the colour of tiles, laid over and including 15mm thick screed bed in cement mortar 1:6, complete all as specified and directed.

Coloured non skid porcelain tiles exterior grade 300x300x9-10mm thick heavy duty (Endura from Johnson or equivalent) as in floor, set and jointed in neat slurry and pointed in coloured cement to match the colour of tiles over and including screed bed or bedding layer of 15mm thick in cement mortar 1:6, complete all as specified and directed by Engineer-in-charge.

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.

Preparation of new decorated concrete or plastered surface exc 10 cm width or girth and applying two coats of synthetic enameled paint over a coat of primer complete all as specified and directed.

Preparation of old decorated concrete surface exc 10 cm width or girth and applying one coat of synthetic enameled paint complete all as specified & directed.

Factory made RCC M-35 pre cast man hole covers (Medium duty), of size 600mm x 1200mm x 100mm with plain faces, including MS frame(thicknesss not less than 1.00mm) , set in position complete all as specified.

Factory made RCC M-35 pre cast man hole covers (Medium duty), of size 500mm x 1000mm x 100mm with plain faces, including MS frame(thicknesss not less than 1.00mm) , set in position complete all as specified.

m/s AR Construction co (BID ID -3081893)

Gunjan and Gunjan Associates (BID ID -3083189)

Premier Constructions (BID ID -3069837)

M/S Gupta and Sons (BID ID -3078128)

MS GURENDER SINGH (BID ID -3067557)

MS R G ENTERPRISES (BID ID -3071047)

M/S Dashmesh Enterprises (BID ID -3070397)

M/s Krishan Aggarwal (BID ID -3069820)