HMI/RNM/Maint/08/2024-25

Amount

Repairs to Damage Protection wall and Land Slide Area behind Gymnasium Building under HMI Darjeeling

Demolition of brick work or stone / boulder masonry, built in cement mortar including all quoins, arches, pillars, step etc complete all as specified and as directed by Engineer-in-Charge.

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

Material and Labour for Excavating in trenches, not exceeding 1.5 m wide and not exceeding 1.5 m in depth, for foundation, etc. in soft/loose soil and getting out complete all as specified.

Material and labour of gauge exceeding 63 mm but not exceeding 100mm deposited spread and levelled in layers not exceeding 15cm thick watered and rammed a true surface broken stone or boulder.

Material and labour for plain cement concrete in PCC 1:4:8 type D2 using 40 mm graded aggregates in foundation, filling and mass concrete or similar work etc. all as directed.

M&L Cement concrete 1:2:4, type B-1 (using 20 mm graded stone aggregate) as in levelling course, coping, window cill, surface channel and drain etc complete.

M&L for chequered cement concrete coloured tiles 25cmx25cmx25mm thick incl 20mm thick screed bed in CM 1:4 set jointed and pointed in neat cement slurry in floors etc complete.

M & L for RCC M-25 (20 mm graded aggregate) for slabs supported on walls, beams and cloumns in floors, roofs, landings, shelves and the like

S&F MS TMT bar 10 dia & over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire not less than 0.90mm dia or securing with clips.

Material and Labour for Plum Concrete work 1:3:6 proportion with 40 % Cement Concrete with 30 mm down graded stone metal and 60% stone boulder of size 150 mm and above, placed in position as directed excluding shuttering if any.

M & L for brick work with sub-class 'B' bricks, straight or curved on plan exc 6 m mean radius, built in cement mortar 1 : 6 complete all as specified.

M&L for flat formwork to faces of walls, retaining walls, abutments, parapets and staircase railings and similar work including attached pillasters, buttresses, etc vertical or to batter complete all as specified.

S&F 100 mm bore PVC pipe as a weep hole in wall etc.

Material and labour for Rendering 15 mm thick in cement mortar 1:4 on concrete/brick/Plum wall surfaces complete all as specified and directed . The rate for scaffolding is inclusive.

M & L rendering 15 mm thick on concrete surface in cement mortar 1:6 on internal wall surfaces.

Supply and mixing of water proofing compound (liquid), ISI marked with plaster work. Make : Dr Fixt

S&F PVC (SWR) pipes 160 mm bore single socketed in any length with rubber ring joint fixed to wall, Floor, in trenches, joining to main holes with heavy duty clamp etc including all fittings required on ground including taking down existing pipe and fittings complete all as specified.

S&F PVC (SWR) pipes 75mm bore single socketed in any length with rubber ring joints, fixed to wall, floor, trenches, joining to main holes and connection to existing pipe, vent cowl along with necessary fittings on ground including taking down existing pipe and fittings all as specified.

Material and labour Removing excavated material, debris etc (Soft/disintegrated rock/ brocken bricks and stone) not exceeding 50 metre & depositing whereas directed at a level not exceeding 1.5M above the starting point.

Returning filling in including spreading levelling watering and well ramming in layers not exc 25 cm in any type of soil complete all as specified and directed .

Material and Labour for complete removing of root of tree of more than 750 mm dia of any depth and filling of gap portion with soil complete all as specified and as directed.

Material and labour for applying two or more coats of Acrylic Smooth exterior paint of required shade @ 1.67 ltr/10 sqm over on new surfaces including priming coat of exterior primer applied @ 2.20 kg/10 sqm) as specified and directed by Campus Supdt Note : Rate should be including of one coat of primer, two coats of Apex and Scaffolding.

Bir Bahadur Rai (BID ID -5728289)

M/S Greentara Construction Company (BID ID -5726822)

MANOJ GURUNG (BID ID -5727860)