REPAIR MAINTENANCE TO SEWAGE SYSTEM AND OTHER CONNECTED MISC REPAIRS IN PHASE I AREA AND FIRE FIGHTING SYSTEM SWT WATER PIPE LINE AT VARIOUS LOCATIONS UNDER GE NARANGI

Amount

Excavation in trenches not exc 1.50 m wide and not exc 1.50 m deep for foundation or for shafts, wells cesspits,man holes etc not exc 10 Sqm on plan and n exc 1.5m in depth and getting out in soft / loose soil complete all as specified and as directed.

Returning filling in including spreading, levelling, watering and well ramming in layers n.exc. 25cm thick complete all as specified and directed.

Removing excavated soil to distance not exc. 50 m and depositing where directed at a level not exc. 1.5 m above the starting point etc complete all as specified and as directed.

Excavation the surface across the metal road by cutting road surface/by digging trench less tunnel for passing pipe of size up to 600 x 700 mm including making good the existing surface with proper PCC 1:2:4 type B-1 and applying two coats of black paint suitable for concrete surfaces complete all as specified and as directed.

Taking up/down CI/DI water mains 100 mm dia including connection/fittings from trench/wall/floors etc by burning out existing lead joints/tyton joints/rubber gasket joint etc. complete all as specified and as directed. ( Earth work will be measured and paid seperately under the relevent items of the BOQ)

Supply, laying & testing 100 mm dia ductile iron pressure pipe socket and spigot end, class K-7, confirming to IS-8329/2000 blast furnace slag cement with portland cement properties suitable for push-on - joint with inside cement mortar lining, internal metallic zinc coating and external black bitumen coating duly ISI marked laid in trenches including making good disturbed surfaces of road /pavement/PCC surface as required complete all as specified and as directed.

Taking up/down CI/DI water mains 150 mm dia including connection/fittings from trench/wall/floors etc by burning out existing lead joints/tyton joints/rubber gasket joint etc. complete all as specified and as directed. ( Earth work will be measured and paid seperately under the relevent items of the BOQ)

Supply, laying & testing 150 mm dia ductile iron pressure pipe socket and spigot end, class K-7, confirming to IS-8329/2000 blast furnace slag cement with portland cement properties suitable for push-on - joint with inside cement mortar lining, internal metallic zinc coating and external black bitumen coating duly ISI marked laid in trenches including making good disturbed surfaces of road /pavement/PCC surface as required complete all as specified and as directed.

Materials and labour for run lead joints suitable for 200 mm bore cast iron spigot and socket end pipes and fittings including dismantling of old worn out joint by burning out old lead etc and testing complete all as specified and as directed.(Note:- Cost of excavation, returning, removal shall deemed to be included in the unit rate quoted).

Materials and labour for run Lead joints suitable for 150 mm bore cast iron spigot and socket end pipes and fittings including dismantling of old worn out joint by burning out old lead etc and testing complete all as specified and as directed.(Note:- Cost of excavation, returning, removal shall deemed to be included in the unit rate quoted).

Materials and labour for run Lead joints suitable for 100 mm bore cast iron spigot and socket end pipes and fittings including dismantling of old worn out joint by burning out old lead etc and testing complete all as specified and as directed.(Note:- Cost of excavation, returning, removal shall deemed to be included in the unit rate quoted).

S&F for DI fittings for spigot and socket pipes/ flanged pipe of size upto 200 mm bore such as bends(any type,radius and angle) tapers any type (straight, bend, increasing,decreasing or double socket etc) Tee pieces single branch, 'Y' junction ,double branch, cross(all sockets or socket and spigot) collars caps and plugs complete all as specified and directed.

Taking out old UNSV MS angle/ channel/ Sheet from Open well & Jack well sumps and supply & fabricated MS Covers from 50x50x6mm thck MS Angle Iron frame, MS sheet of size 3mm thick, MS rods, (Fe.290.Gde-E-165) include handle for lifting complete include painting with one coat of Red oxide paint and two coat of synthetic enamel paint as per existing size complete all as specified and directed. (Note : Job include cutting corroded structure by welding, fabrication of new structure by welding, cutting and fixing with suitable arrangements).

Taking up or down 50 mm bore GI tubing from trenches / wall floors including all fittings segregated, cleaning and stacking the pipe for reuse at site if required complete all as specified and as directed. Note : Excavation and earthwork if any shall be measured and paid under relevent items of the BOQ.

Supply and fix GI tubing 50 mm bore, medium grade with all fittings and fixed complete laid in trenches complete all as specified and as directed.

Supply and fix in repairs, sluice valve (heavy duty) with heavy duty stainless steel spindle conforming to IS 14846 (2000) both end flanged class PN 1.6 of size 80 mm dia including necessary nuts,bolts washers and gasket complete all as specified and as directed.

Supply and fix in repairs, sluice valve (heavy duty) with heavy duty stainless steel spindle conforming to IS 14846 (2000) both end flanged class PN 1.6 of size 100 mm dia including necessary nuts,bolts washers and gasket complete all as specified and as directed.

Supply and fix in repairs, sluice valve (heavy duty) with heavy duty stainless steel spindle conforming to IS 14846 (2000) both end flanged class PN 1.6 of size 150 mm dia including necessary nuts,bolts washers and gasket complete all as specified and as directed.

Supply and fix cast iron non return valve 150 mm dia vertical flow type ISI marked confirming to IS 5312( Pt-1) including connected fittings like (MS) nuts, bolts, washer, rubber gasket etc. and testing including taking out existing unserviceable one complete all as specified and as directed.

Supply and fix fire hydrant landing valve type A ( Single head outlet) 63mm dia confirming to IS-5290 including taking out existing unserviceable one complete all as specified and as directe

S&F in repair hose box made of 18 gauge MS Sheet 800mmx 600 mm x 250 mm with double door with 4 mm thick glasses and door frame made of 16 gauge MS sheet for keeping 2 Nos hose pipe of length 15 mtr each branch pipe nozzle coupling etc and painted fire red out side and brilliant white inside yard complete all as specified and directed .

Supply and fix in repair 63mm dia gun metal branch pipe instantaneous inlet, made threaded outlet, 15mm bore nozzle short conforming to IS 903 complete all as specified and directed .

S&F in repair 63mm dia 15 mtr long controlled percolating rubberised fabric hose conforming to IS 8423 (Type 'A') incl gun metal male and female instantaneous coupling, bound and rivetted to hose pipe with 1.5mm dia copper wire complete in all respects, hose BSI marked, conforming to IS 636 type II and complete male female coupling conforming to IS 903 complete all as specified and directed .

Supply and fix in repair fire hydrant stand post 1.5 mtr high single head outlet gunmetal of 80mm dia with 63mm brigade hose of 63mm with couplings conforming to IS-903 (for external hydrant) complete all as specified and directed .

S&F in repair testing and commissioning of 200mm bore pipe heavy duty class "CMS" pipe 6mm thick, ISI marked as per IS : 1239 with all necessary fitting & fabrication like tees, elbows, flanges, reducers, gaskets, nuts and bolts etc welding or screwed joints as required including fixing of pipe with necessary standard clamps structural steel supports (chilly make) as required / directed at site including painting of two coats of synthetic enamel paint of post office red colour over a coat of red oxide primer complete all as specified and directed.

S&F in repair testing and commissioning of 150mm bore pipe heavy duty class "CMS" pipe 6mm thick, ISI marked as per IS : 1239 with all necessary fitting & fabrication like tees, elbows, flanges, reducers, gaskets, nuts and bolts etc welding or screwed joints as required including fixing of pipe with necessary standard clamps structural steel supports (chilly make) as required / directed at site including painting of two coats of synthetic enamel paint of post office red colour over a coat of red oxide primer complete all as specified and directed.

S&F in repair testing and commissioning of 100mm bore pipe heavy duty class "CMS" pipe 6mm thick, ISI marked as per IS : 1239 with all necessary fitting & fabrication like tees, elbows, flanges, reducers, gaskets, nuts and bolts etc welding or screwed joints as required including fixing of pipe with necessary standard clamps structural steel supports (chilly make) as required / directed at site including painting of two coats of synthetic enamel paint of post office red colour over a coat of red oxide primer complete all as specified and directed.

S&F in repair testing and commissioning of 80mm bore pipe heavy duty class "CMS" pipe 6mm thick, ISI marked as per IS : 1239 with all necessary fitting & fabrication like tees, elbows, flanges, reducers, gaskets, nuts and bolts etc welding or screwed joints as required including fixing of pipe with necessary standard clamps structural steel supports (chilly make) as required / directed at site including painting of two coats of synthetic enamel paint of post office red colour over a coat of red oxide primer complete all as specified and directed.

Supply and fixing in repair 50 mm bore Gun metal gate valve with iron wheel head, screwed both ends for iron pipes or for unions as per IS : 778-84 marked CL-1 pressure tested 2.4 Mpa complete all as specified and directed.

Supply and fixing in repair 25 mm bore Gun metal gate valve with iron wheel head, screwed both ends for iron pipes or for unions as per IS : 778-84 marked CL-1 pressure tested 2.4 Mpa complete all as specified and directed.

Supply and fixing in repair 15 mm bore Gun metal gate valve with iron wheel head, screwed both ends for iron pipes or for unions as per IS : 778-84 marked CL-1 pressure tested 2.4 Mpa complete all as specified and directed.

Supply and fix in repair 150 mm dia flanged end basket with foot valve conforming to IS 4038 ,stainer fabricated from 16 gauge brass sheet with 3 mm slots,made from MS body with bottom and top removable flanges with nuts,bolts etc complete including joints and jointing materials as per site requirement complete all as directed .

Taking down old UNSV female coupling from fire hydrand and Supply & fix gun metal female coupling of fire hydrant of 65mm dia as per sample ISI marked suitable for fire hydrant fixed in 222 ABOD complete all as specified and directed.

Material and labour for surface dressing n exc 15 cm deep Cutting of bushes / wild growth of any kinds and taking out root of wild growth by digging and making good surface including removing all unwanted material such as bushes branches, bushes roots , shrubs, brushwood, undergrowth roots and sweeping neat and clean arround outer area of sum well and pump houses premises complete all as specified and directed.

Material and labour Cement concrete in 1:2:4 type B-1, (using 20 mm graded crushed stone aggregate) as in foundation filling and mass concrete including dismantling of existing concrete complete all as specified and directed.

Material and labour for PCC type C-2, 1:3:6 (using 40mm graded crushed stone aggregate) as in foundation filling and mass concrete including dismantling of existing concrete complete all as specified and as directed.

Material and labour for rendering 10mm thick cement plaster in cement mortar 1:4 on fair faces of brick or concrete surfaces, water line support pillar including taking down old plaster complete all as specified and directed.

Material and labour for construction of brick masonry valve pit of size 1000 cm x 1000 cm x 900 cm (internal dimensions), using old size sub class "B" brick, built in cement mortar (1:6) and 10 mm thick cement plaster (1:4) both internally and externally, with 75 mm thick PCC (1:3:6) type C-2 in foundation, PCC (1:2:4) type B-2 in benching complete with and including 2 mm thick mild steel sheet cover (mounted on angle iron frame of size 50 mm x 50 mm x 6 mm thick, embedded in PCC (1:2:4) type B-1 coping), fitted with proper locking arrangement, hinges and handle of suitable size and painting with two coats of black bituminous paint over a coat of red oxide zinc chrome primer on all steel surfaces, including necessary earth work (in soft / loose soil), returning filling and removal of surplus soil to a distance not exceeding 50 metre including demolition of old valve pit complete all as specified and directed.

Material and labour for construction of brick masonry valve pit of size 90 cm x 90 cm x 90 cm (internal dimensions), using old size sub class "B" brick, built in cement mortar (1:6) and 10 mm thick cement plaster (1:4) both internally and externally, with 75 mm thick PCC (1:3:6) type C-2 in foundation, PCC (1:2:4) type B-2 in benching complete with and including 2 mm thick mild steel sheet cover (mounted on angle iron frame of size 50 mm x 50 mm x 6 mm thick, embedded in PCC (1:2:4) type B-1 coping), fitted with proper locking arrangement, hinges and handle of suitable size and painting with two coats of black bituminous paint over a coat of red oxide zinc chrome primer on all steel surfaces, including necessary earth work (in soft / loose soil), returning filling and removal of surplus soil to a distance not exceeding 50 metre including demolition of old valve pit complete all as specified and directed.

Taking out carefully precast RCC cover slab of septic tank, excavating and taking out sludge including foul water in a closed container by mechanical process or manual process, transporting to a distance exc 250 m but not exc 500 m and depositing the same in excavated earthen pit of sufficient size and depth in any type of soil within the defence land, where directed, returning, filling in earth into excavated pit after every disposal of sludge, cleaning inspection pit, sludge chamber inlet and outlet pipe, cleaning MS rungs and also applying one coat of linsed oil complete for septic tank capacity from 25 user to 500 users, cleaning the septic tank with fresh water complete all as specified and as directed. Note : (i) Depth shall be measured after bailing out water from septic tank (ii) Cost of bailing out water shall be deemed to be included in the quoted rate.)

Taking out carefully the cover slab of each manhole of depth upto 1.0 metre and removing the sludge by mechanical process or manual process, transporting to a distance exc 250 m but not exc 500 m and depositing the same in excavated earthen pit of sufficient size and depth in any type of soil within the defence land, where directed, including returning, filling of earth in excavated pit after every disposal of sludge and also applying one coat of linsed oil and cleaning with fresh water, placing the cover slab in position complete all as specified and as directed.

Taking out carefully the cover slab of each manhole of depth from 1.0 m to 2.0 metre and removing the sludge by mechanical process or manual process, transporting to a distance exc 250 m but not exc 500 m and depositing the same in excavated earthen pit of sufficient size and depth in any type of soil within the defence land, where directed, including returning, filling of earth in excavated pit after every disposal of sludge and also applying one coat of linsed oil and cleaning with fresh water, placing the cover slab in position complete all as specified and as directed.

Cleaning of blockage sewage line manually and then with fresh water of pipe 100 mm dia / 150 mm dia in between man holes and passing rubber ball of suitable size through line to ensure all blockage perfectly clear to the entire satisfaction complete all as specified and as directed.

Cleaning carefully the blokage of soil / waste pipe manually and then using fresh water of the blockage in CI / PVC Pipe 75 to 100 mm dia on walls and ensure all blockage perfectly cleared including necessary scafolding up to a height of 20.00 metre to the entire satisfaction of complete all as specified and as directed.

Taking out carefully the cover slab of gully traps of any size and shape ,depth and clearing the blockage by removing the sludge/any material to a distance exc. 250m and n.exc. 500m and cleaning with fresh water placing the cover slab / Grating in position complete all as specified and as directed

Cleaning / removal of blockage from Nahani trap, floor trap, gully trap, IWC, EWC, Orissa Pan including CI / PVC or any pipe complete all as specified and as directed.

Material and labour for cutting into existing manhole for connecting new suitable 150 to 200 mm dia pipes and making good to pipes and rendering cutting out existing benching and forming branch channel(1/2 round & 3/4 section ) in cement concrete(1:2:4) type B-1 smooth finished and forming, benching as required complete all as specified and as directed.

Maintenance/Cleaning of masonry of concrete drains (cross sectional area n exc 1.20 Sqm) by desilting of all deposited soil/ silts and other materials including removing all vegitation from side and bottom of drains completely to get the original shape of drains and free flow of water and removing to a distance exc 250m and n exc 500m and depositing in layers not exc 25 cm thick complete all as specified and as directed.

Maintenance/Cleaning of masonry of concrete drains (cross sectional area exc 1.20 Sqm) by desilting of all deposited soil/ silts and other materials including removing all vegitation from side and bottom of drains completely to get the original shape of drains and free flow of water and removing to a distance exc 250m and n exc 500m and depositing in layers not exc 25 cm thick complete as directed by Engr In Charge.

Cleaning of manholes of depth not exceeding 1.50m deep manually by taking off sludge, waste soil and silted soil from the existing manholes of any size including taking down cover slab of any type, thickness and size carefully and refixing in same position after necessary cleaning and removingg the cleaned sludge out side MOD land in sealed container complete all as specified and directed.

Cleaning of manholes of depth exceeding 1.50m and not exceeding 3.00m deep manually by taking off sludge, waste soil and silted soil from the existing manholes of any size including taking down cover slab of any type, thickness and size carefully and refixing in same position after necessary cleaning and removingg the cleaned sludge out side MOD land in sealed container complete all as specified and directed.

Cleaning of manholes of depth exceeding exceeding 3.00m deep manually by taking off sludge, waste soil and silted soil from the existing manholes of any size including taking down cover slab of any type, thickness and size carefully and refixing in same position after necessary cleaning and removingg the cleaned sludge out side MOD land in sealed container complete all as specified and directed.

Providing one trolly mounted sewage pump of non clogging type with self priming unit , 6.5 BHP capacity deisel driven with dischage pipe including fuel, operator and pumping for pumping out sewar etc complete all as specified and directed.

Demolition of brick or stone masonry work, built in cement mortar including all quoins, arches, pillars etc complete all as specified and as directed.

Material and labour for brick work with sub class ‘B’ bricks (locally available best quality) straight or curved on plan exceeding 6 m mean radius built in cement mortar (1:6) complete all as specified and as directed.

Material and labour for brick work with subclass ‘B’ bricks, (locally available best quality) straight or curved on plan to any radius in half brick thick wall, built in cement mortar (1:4) complete all as specified and as directed.

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

Material and labour for rendering 15mm thick in cement mortar (1:6) on brick work or concrete surface finished even and smooth without using extra cement complete all as specified and as directed

Material and labour for 15 mm thick rendering in cement mortar (1:4) on other than fair faces of brick work or concrete surfaces mixed with water proofing compound (@ 200ml/50 kg of cement or as per manufacture's instructions), finished even and smooth without using extra cement complete all as specified and as directed. Note : Water proofing compound to be measured and paid separately.

Material and labour for preparation of newly plastered surface of walls and applying three coats of white wash complete all as specified and as directed

Supply only Integral water proofing compound ISI marked complete all as specified and as directed.

Demolition of plain cement concrete unreiforced of any description and in any position not other wise specifically provided for complete all as specified and as directed.

Demolition of reinforced cement concrete (reinforcement cut as required to facilitate demolition) of any description and in any position not otherwise specifically provided for complete all as specified and as directed.

Material and labour for plain cement concrete 1:3:6, type C2 (using 40 mm graded stone aggregate) as in surface channel /foundation PCC and drain including necessary form work complete all as specified and as directed.

Material and labour for PCC 1:2:4, type B1 (using 20 mm graded stone aggregate) as in benching and coping, cills, hold fasts, fixing of post, water trough etc. including necessary formwork (straight or curved) complete all as specified and as directed.

Material and labour for pre cast RCC cover slab, type B-1, 1:2:4 (Using 20 mm graded crushed stone aggregate ) as in manhole cover slab etc., and set in cement mortar 1:4 including necessary form work complete all as specified and as directed

Material and labour RCC nominal Mix Type A1 (1:1.5:3) using 20 mm aggregate on slabs supported on walls , beams and columns in floors , roofs,landings,balconies, canopies deck slabs and in shelves and the likew complete all as specified

Material and labour for form work on flat sides to soffits of suspended roof slabs not exceeding 200mm thick (Horizontal or sloping) rough finished surface of concrete all as specified and as directed.

Material and labour formwork to edges of roughed finished surface of concrete flats, treads, breaks in floors, window cills, concrete railings, openings in concrete walls, floor and roofs n exc 20 cm wide and sides of RCC/PCC bands in walls, horizintal or sloping and similar work exc 10cm but n exc 20cm wide all as specified and as directed.

Material and labour extra for forming fair finished drain or channel 30 cm inner girth in cement concrete, using extra cement, including forms, moulds, mitred / stopped ends etc. complete all as specified and as directed.

Material and labour for mild steel TMT bars 10 mm dia and over cut to length, bent to shape as required including cranking, bending and binding with mild steel wire (annealed) not less than 0.9 mm dia as in reinforcement bar complete all as specified and as directed.

Dismantling floor, hearth or wall tiling including cement mortar bedding but not backing complete all as specified and as directed.

Material and labour pre-polished cement concrete chequered tiles area of each tiles exc 0.06 Sqm but n exc 0.11 Sqm and 25 mm thick with white cement and pigments of approved make jointed with cement slurry and pointed with white cement mixed with pigment to match with the tiles over and including screed bed of 20 mm thick in cement mortar (1:6) complete all as specified and directed.

Supply and fix in repair 150 mm dia PVC (SWR) pipes, having , single socketed in any length with rubber ring joints laid in trenches as in waste / soil pipe complete all as specified and as directed.

Supply and fix in repair 110 mm dia PVC (SWR) pipes, single socketed in any length with rubber ring joints fixed to walls complete all as specified and as directed.

Supply and fix in repair 110 mm dia PVC (SWR) pipes, single socketed in any length with rubber ring joints and laid in trenches complete all as specified and as directed.

Supply and fix in repair 75 mm dia PVC (SWR) pipes, single socketed in any length with rubber ring joints and fixed to wall as in waste / soil pipe complete all as specified and as directed.

Supply and fix in repair 110 mm dia PVC (SWR) bends with access door any radius complete all as specified and as directed.

Supply and fix in rpair 75 mm dia PVC (SWR) bends with access door any radius complete all as specified and as directed.

Supply and fix in repair 110 mm dia PVC (SWR) junction, single, (single T) equal or unequal provided with access door complete all as specified and directed.

Supply and fix in repair 75 mm dia PVC (SWR) junction, single, (single T) equal or unequal provided with access door complete all as specified and directed

Material and labour for concrete bed in cement concrete 1:3:6 type C-1 (using 20 mm graded stone aggregate) for drain pipes, 150 mm bore including packing under, and haunching against the sides of pipes after they are laid and tested complete all as specified and as directed.

Material and labour for concrete bed in cement concrete 1:3:6 type C-1 (using 20 mm graded stone aggregate) for drain pipes 110/100 mm bore including packing under, and haunching against the sides of pipes after they are laid and tested complete all as specified and as directed.

Supply and fix in repairs, 150 mm X 150 mm salt - glazed stoneware gully traps, square or round mouthed, type P complete all as specified and as directed

Removing bushes / shurbes girth not exc. 5 cm including taking out roots from wall, chajjas, roof etc. and making good the disturbed portion of plastered surface and apply herbiside on affected area to avoid further weed growth complete all as specified and as directed.

Material and labour for loose filling with broken bricks gauge 40 to 80 mm in soak well including removing the old one if required complete all as specified and directed.

Demolition & breaking up Drain Pipe 150mm dia (Salt Glazed Ware, AC or Reinforced Concrete) set in Cement Mortar, complete all as specified and as directed.

Material and labour Reinforced Concrete Pipes 150mm (internal dia), Class NP-2, laid in Trenches on Concrete Bed, to required Slope, jointed complete with Collers and tested, complete all as specified and as directed.

Material and labour Cement Concrete 1:3:6 (40mm graded stone aggregate) as in Concrete Bed to Drain Pipes of 150mm bore (dia), including packing under, and haunching against the sides of pipes after they are laid and tested complete all as specified and as directed.

M/s DAS AND CO (BID ID -3194918)

M/S Narayan Chandra Das (BID ID -3206135)