REPAIRS TO SECURITY COMPOUND WALL, CHAIN LINK FENCING AND REPAIR/ REPLACEMENT, CLEANING OF SEWAGE LINE, MANHOLES, SEPTIC TANKS, GULLY TRAPS AT SHIBPUR

Amount

Taking down cement plaster on brick or stone walls, concrete surfaces etc. including raking out joints, hacking for key, scrubbing down with water, etc. and removal of debris to a distance exceeding 500 mtrs and depositing where directed.

Demolition of brickwork or stone/ boulder masonry or PCC block masonry, built in cement mortar or cement lime mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articles and removal of debris to a distance exceeding 500 mts and depositing where directed.

M&L Pre-cast cement concrete Type C1, 1:3:6 (using 20mm graded crushed granite stone aggregate), block masonry with solid blocks, exceeding 10 cm in width and setting in cement mortar 1:4 complete.

M&L for rendering 15 mm thick in cement and sand mortar 1:4 on fair faces of brick work or concrete surfaces, finished even and smooth (without using extra cement) complete all as specified.

Demolition of reinforced cement concrete (reinforcement cut as required to facilitate demolition) of any description and in any position not otherwise specifically provided for and removal of debris to a distance exceeding 500 mtrs and depositing where directed.

M&L for providing steel formwork to sides of pillars, posts, struts, piers, columns and stanchions for square, rectangular or polygonal fair finished surfaces of concrete all as specified.

M&L for RCC M-30 design mix (using 20mm graded granite stone aggregate) as columns, pillars, piers, posts and struts.

M&L for providing steel formwork to faces of walls, retaining walls, abutments, parapets and staircase railings and similar work including attached pillasters, buttresses, etc.; vertical or to batter, for flat rough finished surfaces of concrete all as specified.

M&L for RCC M-30 design mix (using 20mm graded granite stone aggregate) as walls, retaining walls, basement walls, ballast walls and the like; any thickness; above top of footings; including attached pilasters and buttresses.

M&L for high yield strength deformed TMT steel bars 10 mm dia and over as in reinforcement for concrete, 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 (annealed) not less than 0.9mm dia or securing with clips.

M&L for high yield strength deformed TMT steel bars 5 mm dia and over up to 10 mm dia as in stirrups, spacers and binders reinforcement for concrete, 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 (annealed) not less than 0.9mm dia or securing with clips.

M&L for PCC Type D2, 1:4:8 (using 40 mm graded granite stone aggregate) as in foundations, filling and mass concrete.

Excavating in post holes (or similar holes) each not exceeding 0.5 cu. m, getting out in any type of soil (i.e. soft/loose soil or hard/dense soil), returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm, watering, and removing surplus soil to a distance not exceeding 50 m and making good surface.

M&L for PCC Type C1, 1:3:6 (using 20 mm graded granite stone aggregate) as in foundations, filling and mass concrete.

S&F mild steel angle iron and flats including embeding in concrete and screwing etc. including securing bolts; posts and struts in fencing including cutting tops to shape as directed, drilling holes, notching for wire, etc.; flat iron fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc., and similar work conforming to Fe-290 Gde E-165 all as specified and directed.

S&F Galvanised 2 strand, steel barbed wire 2.24mm dia barbed with 2mm dia barbs at 75mm spacings and straining and fixing to any type of standard rails straining bolts, including, securing or tying at crossings with and provision of galvanised mild steel wire, staples or steel pins, etc. as directed (each line wire to be measured) including taking down old existing steel barbed wire complete.

M&L for preparation of new or previously untreated steel surfaces of any description, over 10 cm width or girth, not otherwise described and applying two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer complete all as specified.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm in soft/ loose soil.

Excavating in trenches, not exceeding 1.5 mtr wide and not exceeding 1.5 mtr in depth; for laying drain pipes, etc. or manholes, etc. not exceeding 10 Sqm on plan and not exceeding 1.5 mtr in depth and getting out in soft/ loose soil.

Excavating in trenches, not exceeding 1.5 mtr wide and exceeding 1.5 mtr but not exceeding 3 mtr in depth; for laying drain pipes, etc. or manholes, etc. not exceeding 10 Sqm on plan and getting out in hard/ dense soil.

Removing excavated soil material not exceeding 50 mtr and depositing where directed at a level not exceeding 1.5 mtr above the starting point.

Demolition and breaking up drain pipes of 150 mm internal dia (Salt glazed stone ware, AC or Reinforced concrete) set in cement mortar including bedding, haunching complete all as specified and directed.

M&L 150 mm internal dia cast iron soil (Sand cast pipes), waste and vent pipes in any length with or without ears, with cement joints, including all new fittings, laid in trenches or in floors complete all as specified and directed.

Demolition of cement concrete of any description and in any position not otherwise specifically provided for and removal of debris to a distance exceeding 500 mts and depositing where directed.

M&L for PCC Type C2, 1:3:6 (using 40mm graded granite stone aggregate) concrete bed to 150 mm bore drain pipes including packing under, and haunching against the sides of pipes after they are laid and tested all as specified and directed.

M&L Pre-cast cement concrete Type C1, 1:3:6 (using 20mm graded crushed granite stone aggregate), block masonry with solid blocks, exceeding 10 cm in width with minimum compressive strength of 50 Kg/ Sqcm and setting in cement mortar 1:6 complete.

Supply only Integral waterproofing compound.

M&L for PCC Type B1, 1:2:4 (using 20mm graded granite stone aggregate) as in coping, benching of manholes etc, and including necessary formwork all as specified and directed.

M&L RCC Type B1, 1:2:4 (using 20mm graded granite stone aggregate) in slabs supported on walls for septic tanks etc. and set in cement mortar 1:4 complete all as specified.

M&L for Formwork to soffits of suspended slabs such as roof slabs, floor slabs, landings and similar work; not exceeding 200mm thick (Horizontal or sloping), for flat rough finished surfaces of concrete.

M&L for high yield strength deformed TMT steel bars 6 mm to 8 mm dia as in reinforcement for concrete, 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 (annealed) not less than 0.9mm dia or securing with clips.

M&L precast RCC Type B1, 1:2:4 (using 20 mm graded granite stone aggregate) as in landings, cover slabs (for manholes etc.) shelves and similar articles with plain faces and set in CM 1:6, including necessary formwork complete. Note: Reinforcement shall be measured and paid separately.

Cleaning of blockage of sewage lines up to 150 mm bore systematically using necessary tools mechanically and /or manually such as by rodding, passing rope knots, bamboo fanti and disc of required size (with safety measure such as dirt and gas etc), flushing the pipe well with water till clear flow of sewage from both side between two adjacent manhole/grease traps of any depth, taking out sludge in semi liquid stage including all water effluents etc in a closed container and removing all materials from site of work upto a distance exceeding 250 mtr but not exceeding 500 mtr and depositing in earth pit of suitable size including supply and sprinkling bleaching powder and covering sludge with earth after removal of blockage etc complete all as specified. Note: Length will be measured throughout the manholes for each time of cleaning.

Cleaning of septic tanks completely by emptying liquid, semi solid, solid foul contents cleaning of inlets, outlets and getting out using suction pumps and filling the foul material into the covered tanks attached to suction pump and removing and disposing the same at a place meant for disposal of foul material outside the Defence area complete all as specified.

Cleaning of manhole blockages (including WC, urinal, kitchens and bathrooms) systematically using necessary tools mechanically and/or manually such as by rodding, bamboo fanti and disc of required size (with safety measure gas etc), flushing the pipe well with water till clear the flow of sewage from both side between two adjacent manhole/gully traps or WC/NT of any size or depth, taking out sludge in semi liquid stage / roots of the tree etc. including all water effluents etc and removing all materials from site of work upto a distance exceeding 50 mtr and depositing in earth pit of suitable size including supply and sprinkling bleaching powder and covering sludge with earth after removal of blockage etc complete all as directed.

M&L PVC (SWR) gully trap 125/110 mm, setting and jointing with solvent cement including taking down old gully trap complete all as specified and directed.

M&L 100 mm dia outlet, cast iron floor trap, with grating including jointing to waste pipe fixed in PCC 1:2:4, type B1 complete including taking down old floor trap all as specified and directed.

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RADHA GOVIND CONSTRUCTION

Binod Hawlader

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