ROUTINE PREVENTIVE AND CORRECTIVE MAINTENANCE OF SEWAGE SYSTEM FOR DOMESTIC AREA OF WAR MEMORIAL COLONY 60 SCIENTIST HOSTEL MES KEY PERSONNEL QTRS UNDER GE I R AND D KANPUR

Amount

Cleaning of Blockage of internal drainage system of bldgs such as wc gully traps, floor trap nahani trap, soil waste and vent pipe, rain water pipe. up to 1st manhole and flushing with water and disposal of sludge obtained from cleaning of Blockage out of defence land upto a lead of 2.5 km to 5.00 km. (out of defence land) through a team of skilled safaiwala complete all as specified and directed. Note : (i) All the T& P items including Ladders and scaffolding etc is to be provided by the contractor. (ii) Supplying only chemical will be measured and paid separately. (iii) Sludge consist of waste food, waste vegitable, food and human wet night soil.

Cleaning of blockage in sewage line having dia of 100 mm to 150 mm by deplaying of skilled safaiwala by roding, sewage cleaning rod and ball system up to a depth of 1.50m and removing of silt,cached mud,waste obtained from sewage line upto a lead of 2.50 km to 5.00 km complete all as directed.

All as per Ser Item No 2.00 above but depth of sewer exceeding 1.50 m but not exceeding 3.00 m.

All as per Ser Item No 2.00 above but dia of sewage line exceeding 150 mm but not exceeding 300 mm dia and depth of sewage line exceeding 3.00 m but not exceeding 4.50 m.

All as per Ser Item No 2.00 depth of sewage line exceeding 4.50 meter and not exceeding 6.00 meter complete all as specified and directed.

Preventive and routine cleaning of Manhole through systematic Programme of cleaning/removing of silt accumulation chamber /manholes through a sewer cleaning gang under supervision of competent person including taking all safety precaution to avoid happening and removal of silt/ cached mud up to distance exceeding 2.5km but not exceeding 5.00km upto depth of manholes upto 1.50meter.

All as per Ser Item No 6.00 here in before but depth of manholes exceeding 1.50 meter but not exceeding 3.00meter complete all as specified and directed.

All as per Ser Item No 6.00 here in before but depth exceeding 3.00meter but not exceeding 4.50meter complete all as specified and directed.

All as per Ser Item No 6.00 here in before but depth exceeding 4.50 meter and above complete all as specified and directed. Notes for item No 2.00 to 9.00:- (a) All the T&P items required to be provided by the contractor without any extra cost to the govt. (b) Minor repairs to plaster benching, rungs, bricks work, coping, covers etc. Is deemed to be included in unit rate quoted. Decision of GE (I) will be final for clarifying minor repairs. (c) Other repairs if required will be paid for under respective items of sch. A listed below. (d) Cost for removal of sludge out side MD land & burial in ground including cost of spreading chemicals for preventing unhygenic conditions is included in unit rate quoted.

Cleaning of sewage sump of depth 6.00m and internal dia 3.00m including desating and removing excavated sludge/silt away from site exceeding 500m but n. exc. 1.5Km from working point out of MD land including burial in pit and spreading of chemicals to prevent unhygienic condition complete all as specified and directed.

Preventive and routine cleaning of sewer line (150mm to 300mm dia) through a systematic programme of cleaning of sewage line through a expert Gang or hydrolic cleaning getting machine up to a depth of 1.50 meter complete all as specified and directed.

All as per Ser Item No 11.00 above but depth exceeding 1.50 meter but not exceeding 3.00meter complete all as specified and directed.

All as per Ser Item No 11.00 above but depth exceeding 3.00 meter but not exceeding 4.50meter complete all as specified and directed.

All as per Ser Item No 11.00 above but depth exceeding 4.50 meter but not exceeding 6.00meter complete all as specified and directed.

Providing one trolley mounted sewage pump of non clogging type with self proming unit, 6.5 BHP capacity, diesel driven with discharge pipe including fuel, pump operator and pumping out of sewage/sludge effluent from sewage sump (to be used on failure of existing pumping system) to keep line clear complete all as specified and directed.

Cleaning of manhole chambers mechanically by opening the covers, removing liquid under any position including foul conditions and cleaning the inlets and outlets etc with water, placing the covers back in position and disposing off the same out side of MD land complete all as specified and as directed. Note : The liquid to be disposed off in sealed tins or sludge removal tankers and the same is deemed to include in the rate quoted.

Cleaning of Septic tank/soak pit mechanically by opening the covers, removing muck/sludge/silt/mud etc under any position including foul condition and cleaning the inlets and outlets etc with water placing the covers back in position and disposing off the sludge/debris out of MD land complete all as specified and as directed. Note : The sludge to be disposed off in sealed tins or sludge removal tankers and the same is deemed to include in rate quoted

Demolition and breaking up of SWG drain pipes 150 mm internal dia and removing of rubbish to a distance n.exc 50 m complete all as specified.

M&L for Concrete bed for 150mmdia drain pipes laid to falls including packing under and haunching against the sides of pipe after they are laid & tested in cement concrete type C-2 (1:3:6) (using 40mm graded crushed stone agg.) complete all as specified and directed.

M&L for 150mm sail glazed stone ware drain pipes laid in trenches and jointed, all as specified and directed.

Taking down rain water pipes (any size or pattern) including all fittings bends etc complete all as specified and directed.

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

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

Excavation in trenches, n.exc 1.5m wide and n.exc 1.5m in depth for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes and sewage line etc. n.exc. 10 Sqm onplan and n.exc 1.5m in depth and getting out as in soft/loose soil complete all as specified.

All as per Ser Item No 24.00 above but depth upto 4.50m complete all as specified and directed.

Returning filling including spreading leveling watering and well ramming in layers n.exc 25 cm thick in soft/loose soil complete all as specified and directed.

Removing surplus excavated soil to a distance n.exc 50 m & depositing where directed at a level n.exc. 1.50 m above the starting point in soils complete all as specified and directed.

M&L for brick work with sub class "B" bricks, straight or curved exc 6m mean radius built in CM (1:4) as in foul condition for manhole etc including Demolition of brick work built in cement mortar including coping as in foul position for manhole & drain etc and removing to a distance exceeding 50m but n.exc. 100 m complete all as specified and directed.

All as per Ser Item No 28.00 above but except bricks complete all as specified and directed.

M&L for Cement concrete type B-1 (1:2:4) (using 20mm graded crushed stone aggregate) in benching, coping etc including weathering slightly rounded or chamfered angles including necessary form work and mixing of intergal water proofing compound @ 2% by weight of cement as per manufacture's instruction complete all as specified & directed. (Note:- WPC measured and paid separately)

Supply only integral water proofing compound.

M&L for rendering 15mm thick on fair faces of brick work or concrete surfaces of walls in cement mortar (1:4) including finishing the surface even and smooth (using extra cement) and mixing of intergal water proofing compound @ 2% by weight of cement as per manufacture's instruction complete all as specified & directed. (WPC measured and paid separately)

M&L for Extra for Forming fair finished drain or channel 30cm inner girth in cement concrete, using ex-tra cement, incl forms, moulds, mi-tred/ stopped ends etc. complete all as specified

Cutting in to existing manholes for connecting new drains, making good to pipe & rendering cutting out existing benching for and forming branch channel in cement concrete type B-1 (1:2:4) smooth finished and reforming benching as required for 150 mm bore drain pipe.

S&F in repair 75mm dia cast iron (sand cast) soil, waste and vent pipes in any length, with or without ears, with cement joints, fixed to walls including dismantling old CI pipes, complete all as specified and directed.

Supply and fix 100mm dia cast iron (sand cast) soil, waste and vent pipes in any length, with or without ears, with cement joints, fixed to walls including dismantling old CI pipes, complete all as specified and directed.

S&F in repair 75mm dia cast iron branch piece for (sand cast), soil waste and vent pipe, single (equal or unequal), ordinary or inverted (spigot or socket type) or with parallel branches fitted with oval access door, complete all as specified and directed.

S&F in repair 100mm dia cast iron branch piece for (sand cast), soil waste and vent pipe, single (equal or unequal), ordinary or inverted (spigot or socket type) or with parallel branches fitted with oval access door, complete all as specified and directed.

S&F in repair 75mm dia cast iron bends /tee for spun pipes (any radious) with polymer jointing materials, complete all as specified and directed.

S&F in repair 75mm dia cast iron cowl etc complete all as specified & directed.

S&F in repair 100mm dia cast iron cowl etc complete all as specified & directed.

Demolition of reinforced work of any description and in any position not otherwise provided for etc complete all as specified & directed.

M&L for precast cement concrete type B1 (1:2:4) (using 20mm graded stone aggregate) as in manhole cover slabs set in CM 1:4 all as specified and directed.

M&L for mild steel TMT bars as in reinforcement using 10mm dia bars and over cut to length bent to shape required for hoping of columns, hooking ends and spirally and binding with and incl M.S wire (annealed) not less than 0.90mm dia or securing with clips all as specified and directed.

Demolition of PCC in ground floor and paving n exe 15 cm thickness (below or above ground level).

M&L for 75mm thick PCC type C-2 (1:3:6) as in footpath/plinth protection & finishing the surface even & smooth without using extra cement complete all as specified & directed.

M&L 75 mm thick PCC type D2 (1:4:8) (using 40 mm graded aggregate) as in sub base complete all as specified and directed.

M&L for Chequered cement concrete tiles (Squared/rectangle) 20cm x 20cm x 25mm thk with grey cement and pigment set, jointed and pointed in neat cement slurry as in floors over and including cement screed bedding 15mm thick in cement mortar (1:6) complete all as specified and directed.

Dismantling of Stone slabs and tiles laid dry of any description or thickness in floors, aprons, complete all as specified and directed.

M&L for heavy duty parking tiles size 300x300x10mm thick with grey cement and no pigment set, jointed and pointed in neat cement slurry as in floors colour complete including demolition of old unserviceable tiles complete all as specified and directed.

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

m/s sahu enterprises (BID ID -3480228)