REPAIR CLEANING TO SEWAGE LINE DRAINAGE AND CERTAIN MISC WORK FOR OTM ACCN AND OLD E ZONE MD ACCN UNDER AGE BR II OF GE BENGDUBI

Amount

Excavating in trenches in soft/loose soil n. exc 1.5m wide and n. exc1.5m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n.exc 10sqm on plan and n.exc 1.5m in depth and getting out. in soft/loose soil complete all as specified and directed.

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

Excavating in post holes( or similar holes) each n exc 0.50 cum, getting out,returning filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm in soft/ loose soil complete all as specified and directed.

M&L for Sand filling under floors or in foundation including watering and consolidated and compacted with clean dry sand complete all as specified and directed.

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

M&L for PCC 1:3:6 type C2, using 40mm graded stone aggregate, as in foundation filling & mass concrete complete all as specified and directed.

M&L for providing plain Cement Concrete (1:3:6) type C2 using 40mm graded crushed stone aggregate as in surface channel and drain complete all as specified and directed.

M&L for PCC type B1, 1:2:4 using 20mm graded crushed stone agg,in lintels upto 1.5m clear span, cills, steps; seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings upto 60 cm in height, copings, kneelers, apex stones, bed plates, kerbs not provided for water troughs and the like including weathering, slightly rounded or chamfered angles and throating, complete all as specified and directed.

M&L for Providing precast cement concrete type B1, 1:2:4 using 20mm graded crushed stone aggregate in landings, cover slabs (for manholes etc.) chullah hoods, chajjas, water troughs, mangers, shelves and similar articles with plain faces etc. and setting in cement mortar 1:4 complete with joints to match complete all as specified and directed.

M&L for extra for forming fair finished drain or channel 30 cm inner girth using extra cement including forms moulds, mitred/stopped ends etc complete all as specified.

Supply only integral water proofing compound liquid grade conforming to IS-2645 complete all as specified and directed. (Pidiproof of Dr.fixit or equivalent)

M&L for brickwork (except Bricks) with old size bricks, straight or curved on plan exc 6m mean radius, built in cement mortar 1:6 complete all as specified and directed.

M&L for brickwork with old size fly ash bricks, straight or curved on plan exc 6m mean radius, built in cement mortar 1:6 complete all as specified and directed.

M&L for brickwork with old size fly ash bricks, straight or curved on plan to any radius as in half brick thick walls, built in cement mortar 1:4 complete all as specified and directed.

M&L for MS work in 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 and similar work complete all as specified and directed.

M&L for MS framed work such as grills,gratings, etc.. with ends of bars shouldered and/or riveted,or forged into spikes; framed guard bars; barred iron doors;ladders; framed balusters; walk ways; railings; framework of water tanks and similar work conforming to Fe.290.Gde-E-165 complete all as specified and directed.

S&F Mild steel screw bolts Diameter of neck in 5 to 10mm (machine made) with hexagonal or square heads at one end and screwed the other, or screwed both ends, each screwed end to be fitted with washers and one hexagonal or square nut, n exc 5cm long complete all as specified and directed.

M&L for Mild steel round bars 10mm dia and 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 (annealed) not less than 0.9mm dia or securing with clips complete all as specified and directed.

M&L for TMT bars 6 to 8mm dia and 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 (annealed) not less than 0.9mm dia or securing with clips complete all as specified and directed.

Fixing only chain link fencing including line wires, any mesh, size and type to any type of standards, rails, straining bolts, etc.including provission of binding wire complete all as specified and directed.

S&F in repair 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 strain- ing bolts, including, securing or tying at crossings with and provision of galvanised mild steel wire, staples or steel pins, etc. complete all as specified and directed. (each line wire to be measured)

Supply only Chain link MS galvanisd fencing, any size or type complete all as specified and directed. (Note: The apprature and dia of fencing should be approved by the GE before placing of order)

Taking down eaves gutters and rainwater pipes (any size or pattern), including all fittings,heads, shoes, bends, swan-necks,etc., including cleaning or refixing or removal to Store (measured overall as fixed along the centre line over fittings and accessories) complete all as specified and directed.

M&L for 75mm thick PCC 1:3:6 type C2 (Using 40mm graded stone aggregate) as in sub base of floor complete all as specified and directed.

M&L for 75mm thick PCC 1:3:6 type C1 (Using 20mm graded crushed stone aggregate) as in plinth protection/ path/ floor finished the surface even and smooth without using extra cement complete all as specified and directed.

M&L for 100mm thick PCC 1:3:6, type C2 (using 40mm graded crushed stone aggregate) as in sub base of hardstanding and ramp and finishing the surface without using extra cement complete all as specified and directed.

M&L for 40mm thick cement concrete type B-1, 1:2:4 (using 20 mm graded crushed stone aggregates) as in flooring finished the surface even and smooth without using extra cement complete all as specified and directed.

Taking down cement plaster on brick or stone walls, etc. including raking out joints, hacking for key, scrubbing down with water, etc. complete all as specified and directed.

M&L for two coats of synthetic enamel paint over one coat of red oxide on new steel surfaces of any description over 10cm in width or girth including preparation of surfaces complete all as specified and directed.

S&F 110mm PVC (SWR) as in drain pipes single socketed in any length with rubber ring joints laid in trenches or in floors complete all as specified and directed.

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

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

S&F 75mm bore PVC (SWR) bends with rubber ring joints any radius complete all as specified and directed.

S&F 110mm bore PVC (SWR) bends with rubber ring joints any radius complete all as specified and directed.

S&F 75mm bore PVC (SWR) bends provided with ovel access door with rubber ring joints any radius complete all as specified and directed.

S&F 110mm bore PVC (SWR) bends provided with access door with rubber ring joints any radius complete all as specified and directed.

S&F 75mm bore PVC (SWR), junction single, (Single T) equal or unequal complete all as specified and directed.

S&F 110mm bore PVC (SWR), junction single, (Single T) equal or unequal complete all as specified and directed.

S&F PVC (SWR) floor trap 75mm dia , plain with grating including jointing with solvent cement to waste pipe complete all as specified and directed.

S&F in repair 125/110 mm PVC (SWR) gully trap/nahni trap with grating , setting and jointing with solvent cement and jointig to waste pipe and fixed in cement concrete 1:2:4 type -B1 using 20mm graded crushed stone aggregate complete all as specified and directed.

M&L for plain cement concrete type C-2, 1:3:6 using 40mm graded crushed stone aggregate as in concrete bed including packing under & haunching against sides of bore pipes 150mm dia pipe after the pipe are laid and tested complete all as specified and directed.

M&L for plain cement concrete type C-2, 1:3:6 using 40mm graded crushed stone aggregate as in concrete bed including packing under & haunching against sides of bore pipes 200mm dia pipe after the pipe are laid and tested complete all as specified and directed.

M&L for SGSW pipes 150 mm dia grade 'A' laid in trenches and jointed complete all as specified and directed.

M&L for SGSW pipes 200 mm dia grade 'A' laid in trenches and jointed 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 complete all as specified and directed.

Dismantling of stone slabs and tiles of any description or thickness in floors, approachs, dado/Partitions laid bedded and pointed in any mortar etc complete all as specified and directed

Demolition of Concrete un- reinforced of any description and in any position not otherwise specifically provided for complete all as specified and directed.

Demolition of Concrete (reinforced) of any description and in any position not otherwise specifically provided for complete all as specified and directed.

Dismantling wrought iron or mild steel work of any description not otherwise provided for complete all as specified and directed.

Dismantling of fencing any type complete all as specified and directed.

Dismantling posts or struts (wood, steel or R.C.C.) any section, including taking out embedded portion and making good disturbed ground Posts embedded in Concrete, brick work, masonry, etc complete all as specified and directed.

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

Demolition and breaking up drain pipes (Salt glazed ware, AC or Reinforced concrete) set in cement mortar 200mm dia complete all as specified and directed.

Dismantling of 100mm dia cast iron or reinforced concrete drain pipes, jointed in cement mortar and taking out of trenches, if required complete all as specified and directed.

M&L for exterior grade(Lequre coated), coloured glossy finish rubber pressed, cement concrete designer chequered tiles of size 30cm x 30cm x 25mm thick set, jointed and pointed in neat cement slurry with grey cement and pigment to match the shade / colour / matrix of tiles as in floor etc. complete including provision of 20mm screed in cement moertar 1:6, complete all as specified and directed.

M&L for providing and laying 60mm thick factory made chamfered edge cement concrete paver block of M-35 grade with approved colour, design & pattern as in footparth, parks,lawns, drive ways or light traffic parking etc., of required strength, thickness & size/ shape, made by table vibratory method using PU mould, laid in required colour & pattern over and including 50mm thick compacted bed of fine sand, compacting and proper embedding/ laying of inter locking 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 directed.

M&L for rendering 15 mm thick in cement mortar 1:4 on fair faces of brick work or concrete surfaces mixed with water proofing compound and finishing surfaces even and smooth without using extra cement complete all as specified and directed. Note:- WPC will be measured and paid separately under respective item of this schedule.

M&L for rendering 15 mm thick in cement mortar 1:4 on fair faces of brick work or concrete surfaces mixed with water proofing compound and finishing with neeru finish to plastering complete all as specified and directed. Note:- WPC will be measured and paid separately under respective item of this schedule.

M&L for preparation of new undecorated surface of wall and applying three coats of white wash complete all as specified and directed.

M&L for preparation of newly plastered surfaces of walls and applying two coats of cement base paint over a coat of alkai registant primer complete all as specified and directed.

S&F in repair Vitreous China wash down water closet pan (pedestal pattern) (excluding flushing cistern) including Pedestal pan and trap, and connection to drain (or outgoing pipe) and to flushing pipe, antisyphonage pipe, etc.complete and include seat cover etc all as specified and directed.

S&F Plastic water closet seat, black, closed pattern with flat bottom, and cover and mild steel chromium plated or aluminised hinging device alongwith Seat and cover for pedestal pan complete all as specified and directed.

S&F in repair vitreous China squatting pan, ‘Orissa’pattern, size 580 x 440 mm white, with integral foot rests (excluding flushing cistern and flush pipe) including connection to trap,and to flushing pipe, anti-syphonage pipe,etc. complete including making good to floor complete all as specified and directed.

S&F in repairs PVC valveless double syphonic action type flushing cistern low level of 10 Ltr capacity white with inlet ball valve, float, flushing bend & handle including brackets, suitable for both Indian Type Water Closet & Europeon Type Water Closet including brackets & connection to pipe etc complete all as specified and as directed

Fixing only stone slab/ paver block of any discription or thickness in floor, approaches etc. complete all as specified and directed

Dewatering of septic tank/soakage well of any depth and description by manual or with sewage pump and sewage tanker after pluging of incoming sewage line and throwing waste into non residential area or in drain/nallaha complete all as specified and directed.

Cleaning / clearance of blocked WC (any type) at any floor from WC to first manhole and making the drain pipe fully functional by flushing with water to the entire satisfaction of Engr-in-Charge, including disposal of sludge / waste materials upto 50 mtr and burrying the same in a pit complete all as specified and directed. Note: - (a) Cost of excavation and removal of surplus soil for pit for burrying the wastes/sludgs etc shall deemed to be included in the unit rate. (b) Any damage caused during cleaning shall be made good by the contractor to the entire satisfaction of Engineer-in-Charge without any extra cost.

Cleaning / clearance of blocked kitchens, bathroom, WHB from Nahani /floor trap to gully trap / Ist manhole and making the drain pipe full functional by flushing with water to the entire satisfaction of Engineer-in-Charge, including disposal of sludge /waste material upto 50m and burrying the same in a pit complete all as specified and directed. Note: - (a) Cost of excavation and removal of surplus soil of pit for burrying the wastes/sludgs etc shall deemed to be included in the unit rate. (b) Any damage caused during cleaning shall be made good by the contractor to the entire satisfaction of Engineer-in-Charge without any extra cost.

Cleaning of blocked pipe from Floor trap/Nahani trap, Gully trap, water closet and C I pipe upto First manholes by removing the sludge/mud,silt both organic and inorganic nature including any type of forign materialand removing waste material slaudge etc to a distance exceeding 50 mtrs and sealing the sides of traps in bath/kitchen using Aqua TS of 'Aquashield water proofing' or equivalent, any damage caused during cleaning shall be made for smooth functioning and madde good by the contractor to the entire satisfaction of EIC.

M&L for disludging of manhole (Depth of manhole n exc 1.5 m depth Mtrs) by taking out sludge and foregin materials and excavating a pit of appropriate size for depositing sludge in the pit and covering with 30 cm thick layer of soil to cover the sludge including removing surplus soil where directed by GE including sprinking of bleaching powder over the pits complete all as specified and directed.

M&L for disludging of manhole (Depth of manhole exc 1.5 m n exc 3.0 m depth) by taking out sludge and foregin materials and excavating a pit of appropriate size for depositing sludge in the pit and covering with 30 cm thick layer of soil to cover the sludge including removing surplus soil where directed by GE including sprinking of bleaching powder over the pits complete all as specified and directed.

M&L for disludging of manhole (Depth of manhole exc 3.0 m depth) by taking out sludge and foregin materials and excavating a pit of appropriate size for depositing sludge in the pit and covering with 30 cm thick layer of soil to cover the sludge including removing surplus soil where directed by GE including sprinking of bleaching powder over the pits complete all as specified and directed.

Cleaning of underground drain pipe of 150 mm bore including manholes by rodding from manhole to manhole, manhole to septic tank, flushing with water taking out sludge and other materials blocking the drain pipes, carrying/removing the same outside the defence land complete all as specified and directed.

Cleaning of underground drain pipe of 200 mm bore including manholes by rodding from manhole to manhole, manhole to septic tank, flushing with water taking out sludge and other materials blocking the drain pipes, carrying/removing the same outside the defence land complete all as specified and directed.

Demucking of filled soil in drains of any size depth or section in any condition as per site requirement and spreading along road side berms complete all as specified and directed .

(Note : The Scope of Work contained in 'Sch of Credit' amounting to Rs. 1,74,110.00 (refer Sch of credit). The Quoted sum shall be arrived at after deducting the amount of “Sch of Credit” from the total amount of the ‘BoQ’

SOMIK DAS (BID ID -3519985)

KAMALA INDUSTRIES (BID ID -3520765)

KD SAHA and CO.INDIA (BID ID -3519714)

M/S R. K. INDUSTRIES (BID ID -3520161)

M/S GURUNG CONSTRUCTION (BID ID -3519515)

BHATTACHARJEE AND SONS (BID ID -3519474)

MS CHOWDHURY ENTERPRISE (BID ID -3519421)