REPAIRS REPLACEMENT OF SEWAGE LINES AND CLEANING OF SEWAGE SYSTEM INCLUDING HARDSTANDING AND PATH AT AERIAL BAY AND DURGAPUR UNDER GE S DIGLIPUR

Amount

Clearing away all grass, vegetation, saplings, shrubs, brush-wood, under-growth, roots and trees not exceeding 30 cm girth (measured one metre above ground level) for making approach to septic tanks, around manholes, manhole to manhole for Sewage lines and removing rubbish upto a distance of 50 metres complete all as specified and directed.

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth for laying of drain pipes, or for manhole, etc., not exceeding 10 Sqm on plan and not exceeding 1.5 m in depth and getting out in soft / loose soil complete all as specified and directed.

Excavation in trenches not exceeding 1.5 m wide and exceeding 1.5 m in depth but not exceeding 3.0m in depth for laying of drain pipes, or for manhole, etc., not exceeding 10 Sqm on plan and not exceeding 1.5 m in depth and getting out in soft / loose soil complete all as specified and directed.

Dismantling of 150mm bore cast iron or salt glazed ware or reinforced concrete set in cement mortar including bedding haunching complete all as specified and directed.

Dismantling of 100mm bore cast iron or salt glazed ware or reinforced concrete set in cement mortar including bedding haunching complete all as specified and directed.

Dismantling of 80mm bore cast iron or salt glazed ware or reinforced concrete set in cement mortar including bedding haunching complete all as specified and directed.

Demolition of Reinforced Cement Concrete of any description and any position not otherwise specifically provided for and removal of debris to a distance exceeding 500mts and depositing where directed complete all as specified and directed.

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

Demolition of Brickwork or stone/ boulder masonry, built in cement 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 500mts and depositing where directed complete all as specified and directed.

Dismantling floor, hearth or wall tilling including cement mortar bedding (but not backing) and rubbish off the premises complete all as specified and directed.

M&L for 150 mm bore cast iron soil, spun, waste and vent pipes in any length with spigot and socket ends including cement joints and all new fittings laid in trenches or in floors/walls complete all as specified and directed.

M&L for 100 mm bore cast iron soil, spun, waste and vent pipes in any length with spigot and socket ends including cement joints and all new fittings laid in trenches or in floors/walls complete all as specified and directed.

M&L for 80 mm bore cast iron soil, spun, waste and vent pipes in any length with spigot and socket ends including cement joints and all new fittings laid in trenches or in floors/walls complete all as specified and directed.

M&L for PCC 1:4:8, type D-2 (using 40 mm graded stone aggregate) as in foundation filling and mass complete all as specified and directed.

M&L for PCC 1:3:6 type C-2 (using 40 mm graded stone aggregate) concrete bed to drain pipes including packing under, and haunching against the sides of pipes 150mm bore after they are laid and tested complete all as specified and directed.

M&L for PCC 1:3:6 type C-2 (using 40 mm graded stone aggregate) concrete bed to drain pipes including packing under, and haunching against the sides of pipes 100mm bore after they are laid and tested complete all as specified and directed.

M&L Precast Cement Concrete type C1 in 1;3:6 using (20mm graded stone aggregate) solid blocks masonry exc. 10cm in width and set in cement mortar 1:4 complete all as specified and directed

M&L rendering 15 mm thick in CM (1:4) on fair faces of brick work or concrete surfaces, finished even and smooth (witth using extra cement) mixed with water proofing compound complete all as specified and directed. Note : Water proof compound shall be measured and paid separately under relevant item as supply only.

Supply only liquid water proofing compound

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

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, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9 mm dia complete all as specified and directed.

M & L pre-cast RCC (1:2:4) type B-1 (using 20 mm graded stone aggregate) as in landings, cover slabs (for man holes etc.) shelves and similar articles with plain faces and set in CM I:4, including necessary formwork complete all as specified and directed. Note: Reinforcement shall be measured and paid seperately including labour.

S&F in repair 110mm bore PVC (SWR) pipe, single socketed in any length with rubber ring joints fixed to walls in clamps complete all as specified and as directed.

S&F in repair 75mm bore PVC (SWR) pipe, single socketed in any length with rubber ring joints fixed to walls in clamps complete all as specified and as directed.

S & F in repair 110mm bore PVC (SWR) vent cowl complete all as specified and directed.

S & F in repair 75mm bore PVC (SWR) vent cowl complete all as specified and directed.

S&F in repair 110mm bore PVC(SWR), bends any radius complete all as specified and directed.

S&F in repair 75mm bore PVC(SWR), bends any radius complete all as specified and directed.

M&L for rendering 10mm thick on fair faces of wall surfaces, in cement and sand mortar 1:4 finished evn and fair to receive tile complete all as specified and directed.

M&L for for 15mm thick screed bed or bedding layer on floor surfaces, in cement and sand mortar 1:6 for laying of floor finishes complete all as specified and directed.

M&L for Non - skid coloured ceramic tiles 7 to 8 mm thick (square/ rectangular) area of each tile exceeding 0.06 sqm but not exceeding 0.11 sqm, in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match complete all as specified and directed.

M&L for Non - skid coloured ceramic tiles 7 to 8 mm thick (square/ rectangular) area of each tile exceeding 0.11 sqm but not exceeding 0.18 sqm, in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match complete all as specified and directed.

M&L for Glazed coloured ceramic tiles in vertical surface 300x 200x 7 mm thick set and jointed in neat cement slurry and pointed in white or colour cement to match complete all as specified and directed.

M&L for Glazed coloured ceramic tiles in vertical surface 450x 300x 7 mm thick set and jointed in neat cement slurry and pointed in white or colour cement to match complete all as specified and directed.

S&Fin repair vitreous china wash down water closet pan EWC(pedestral pattern) white (excluding flushing cistern and flush pipe) with P or S trap and including plastic water closet seat cover white, closed pattern with flat bottom and cover including connection to drain and flushing pipe etc complete all as specified and directed.complete all as specified and directed.

S&F in repairs vitreous china squatting pan “Orissa pattern" size 580 x 440 mm white with integral foot rests (excluding flushing cistern and flush pipe) including provision of lime concrete bed, making good the disturb surface complete all as specified and as directed.

S&F in repairs 10 litres capacity, PVC valveless, syphonic action type flushing cistern, low level, white, with inlet, ball valve, float and handle and flush pipe including brackets complete as specified and directed.

Cleaning of blockage of sewage line up to 150/100 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 with water till clear flow of sewage from both side between two adjacent manhole/gully 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 exc 250m but n. exc 500m and sprinkling bleaching powder and covering sludge with earth after removal of blockage etc complete all as specified and directed. Note: length will be measured through out the manholes for each time of cleaning.

Cleaning of septic tanks completely by emptying liquid, semi solid, solid foul contents including 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 and directed.

Cleaning of manhole / gully trap / floor trap 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 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 of bleaching powder and covering sludge with earth after removal of blockage etc complete all as directed.

M & L for cast iron nahani trap/ gully trap 125/100mm diameter of outlet setting and jointing with solvent cement including taking down complete all as specified and directed.

S&F for 100 mm bore cast iron floor trap with stainless steel grating including jointing to waste pipe fixed in cement concrete type B 1 (1:2:4) with solvent cement including taking down complete all as specified and directed.

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

Removing excavated material nexc 50mtr and depositing where directed at a level n exc 1.5m above the starting point complete all as specified and directed.

M&L for 100mm thick PCC 1:4:8, type D-2 (using 40 mm graded stone aggregate) as in sub base of flooring complete all as specified and directed.

M&L for PCC flooring type B1 1:2:4 (using 20mm graged stone aggregate) 100mm thick over sub base including spike rolling to surface or making impression of expanded metal whilst the concrete is green complete all as specified and directed

M&L for chequered colour cement concrete tiles 20x20cmx25mm thick with grey cement and pigment set jointed and pointed in neat cement slurry in floors/steps including screen bed or bedding layer of morter 15mm thick in CM 1:6 complete all as specified and directed

S&L for 25mm thick sand filling under or in foundation including watering and consilidation flooring all as specified and directed

M&L for machine pressed precast concrete interlocking paver block any shape and size confirming to IS 15658-2006 of 60mm thick,M-35 grade with grey cement and pigment complete all as specified and directed

M&L for kerb stones of PCC 1:3:6 Type C1 (20mm graged aggregate ) complete all as specified and directed

M&L for forming 12mm thick expansion filled with pre-formed bituminious filler and top 30mm primed and sealed compound , grade "A" for 100mm thick cement concrete slab complete all as specified and directed

MOHAMMED SAFIQUE (BID ID -3506395)

SUMAN (BID ID -3500416)