REPAIR REPLACEMENT OF SEWAGE LINES PATHWAY AND CLEANING OF SEPTIC TANKS MAN HOLES AND REPAIR MAINTENANCE AND REWINDING OF BURNT CENTRIFUGAL PUMPSETS AND MONOBLOCK PUMPSETS AND ALLIED WORKS UNDER GE I GOS

Amount

Demolition of cement concrete un reinforced in ground floor and paving n exc 15cm thick (below or above ground level) complete all as specified and directed.

M&L for PCC 1:4:8 type D2 using 40mm graded stone aggregate as in foundation filling and mass concrete complete all as specified and directed.

M&L for PCC 1:3:6 type C-1 using 20 mm graded stone aggregate as in surface channels and drains complete all as specified and directed.

M&L for PCC 1:2:4 type B-1 using 20 mm graded stone aggregate as in lintels upto 1.5 m clear span, coping, benching, bed block, lintel band, plinth courses etc and similar work including weathering,slightly rounded or chamfered angles and throating including necessary form work complete all as specified and directed.

M&L for 100 mm thick Cement concrete 1:4:8 type D-2 using 40 mm graded stone aggregate as in sub base complete all as specified and directed.

M&L for 100mm thick PCC 1:2:4 Type B-1 using 20mm graded stone aggregate in pavement/hard-standing laid in alternative panels, surface finished even and smooth with using extra cement, including necessary form work, complete all as specified and directed.

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

M&L for walling of squared rubble, regular coursed, well bonded, bedded and solidly hearted built in cement mortar 1:6 complete all as specified and directed.

M&L old size Brick work using fly ash bricks straight or curved on plan exc 6m mean radius built in CM 1:6 complete all as specified and directed.

M&L for rendering 15mm thick in CM 1:4 on fair faces of brick work or concrete surface of wall and to be finished even and smooth with out using extra cement complete with water proofing compound @ 3% by wt. of cement all as specified and directed

M&L for rendering 15mm thick in CM 1:4 on other than fair faces of brick work or concrete surface of wall and to be finished even and smooth with out using extra cement complete all as specified and directed

Supply only integral water proofing compound all as specified and directed.

Demolition of reinforced cement concrete of any description and in any position not otherwise specifically provided for and removal of rubbish from site complete all as specified and directed

M&L for Precast cement concrete 1:2:4 type B1 using 20 mm graded stone aggregate as in landings, cover slab (for manholes etc) and similar work including necessary form work and set in CM 1:4 complete all as specified and directed.

M&L TMT bar 10 mm dia and over cut to length bent to shape required including cranking, bending spirally for hoping for columns hooking ends and binding with & including Mild Steel wire (annealed) not less than 0.9mm dia or securing with clips complete all as specified and directed.

Taking down of eaves gutters and rain water pipes of any size or pattern including all fittings etc complete all as specified and directed.

M&L for PVC (SWR) pipes single socketed, in any length with rubber ring joints, laid in trenches or in floors of 110 mm bore of pipe etc complete all as specified and directed.

S&F PVC (SWR) bends any radius of 110 mm bore with out access door complete all as specified and directed.

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

Demolition and breaking up drain pipe (salt glazed ware, AC or reinforced concrete ) set in cement mortor for 150 mm internal dia of pipe complete all as specified and directed.

M&L for PVC (SWR) pipes single socketed, in any length with rubber ring joints, laid in trenches or in floors of 150 mm bore of pipe etc complete all as specified and directed.

M&L for salt glazed stoneware (SGSW) drain pipes laid in trenches of 150 mm internal diameter of pipe and jointed in CM 1:1 complete all as specified and directed.

S&F in repair RCC NP3 pipe laid and joineted ,with coollar 150 mm dia complete all as specified and directed. In drain work

Demolition and breaking up drain pipe (salt glazed ware, AC or reinforced concrete ) set in cement mortor for 200 mm internal dia of pipe complete all as specified and directed.

M&L for salt glazed stoneware (SGSW) drain pipes laid in trenches of 200 mm internal diameter of pipe and jointed in CM 1:1 complete all as specified and directed.

S&F in repair RCC NP3 pipe laid and joineted ,with coollar 200 mm dia complete all as specified and directed. In drain work

M&L for cement concrete bed to drain pipes including packing under and haunching against the sides of pipe after they are laid & tested for 150 mm bore of pipe with cement concrete 1:4:8 type D-2 using 40mm graded stone aggregate complete all as specified and directed.

M&L for cement concrete bed to drain pipes including packing under and haunching against the sides of pipe after they are laid & tested for 200 mm bore of pipe with cement concrete 1:4:8 type D-2 using 40mm graded stone aggregate complete all as specified and directed.

Cleaning and removing all blocked scale and dirt, etc, from manholes/traps/gully traps/tanks from mouths of circulating pipes, etc. including Disconnecting existing tanks, setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position.

Cleaning of sewage line including manholes of any dia by roding and flushing after cleaning and removing mud/sludge etc to a distance exc. 250m but n.exc 500m and spreading in low laying areas and covering with loose soil and complete all as specified and directed. Note:- Length shall be measured through out the manhole

M&L for cutting and removing wild bushes/ vegetation, surface dressing around the septic tank/sock well/ manholes to a distance of 2 mtrs and along sewage line all around and depositing surplus spoil/ rubbish exc 100M but n.exc 500 M complete all as specified and directed.

M&L for removing of sludge from septic tanks including removal of sludge water manually or mechanically in all respect and removing the sludge to distance not exceeding 500 mtrs and burried in to the ground and making to a true surface and covering with loose soil and as directed (The rate included excavation and filling )

Excavation in trenches not exceeding 1.5m wide and depth not exc. 1.5m for foundation etc or for shafts, wells cesspits manholes pier holes etc not exceeding 10 Sqm on plan and not exceeding 1.5 m depth in soft /loose soil etc complete all as specified and directed

Excavation in trenches not exceeding 1.5m wide and depth exc.1.5 m but not exc. 3.0 m for foundation etc or for shafts, wells cesspits manholes pier holes etc not exceeding 10 Sqm on plan and in soft /loose soil etc complete all as specified and directed

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm in any type of soil etc complete all as specified and directed

Removal of excavated materials not exc. 50 m and depositing where directed complete all as specified and directed

M&L 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 directed.

M&L for Cutting into existing manholes for connecting new drains, making good to pipe and rendering, cutting out existing benching for and forming branch channel (½ round or ¾ section) in cement concrete 1:2:4 type B-1 smooth finished ,and reforming benching as required for 150 mm internal dia of pipe complete all as specified and directed.

Providing and laying 60mm thick factory made chamfered edge cement concrete interlocking 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, 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, 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.

M&L for Chequered cement concrete tiles of size 200 mm x 200 mm x 25 mm thick set jointed and pointed in neat cement slurry in floor and cut and polished with grey cement and pigment, including 20 mm thick screed bed in CM 1:4 complete all as specified and directed.

Dismantling complete Centrifugal /Mono Block motor of any type and overhauling the pump re-threading of wornout holes of studs and providing over size studs with nuts & washers. Remetaling and balancing of shaft, replacement of gunmetal bush bearing and gland packing of pump set. and refitting the same after the repair, alignment and painting all as specified and tested for smooth functioning of pump capacity 40 HP.

All as per item No 41 above but capacity 30 HP

All as per item No 41 above but capacity 20 to 25 HP

All as per item No 41 above but capacity 10 to15 HP

All as per item No 41 above but capacity 5 to 7.5 HP

All as per item No 41 above but capacity 1 to 3 HP

Dismantling the power supply of electric motor any type including dismantling from pump and taking to workshop with necessary transportation and opening the complete motor and rewinding the rotor with super enameled copper wire as per the existing gauge with necessary insulation, sticks and varnishing, including replacement of shaft bearing 02 Nos and motor terminals plate/cable ducts complete of capacity 40 HP including painting complete all as directed. Note :- Pump/Motor shall be dismantled and winding shall be tested continuity at site if winding fail/burnt is established than winding shall be cut at site before issuing gate pass. The quoted rate deemed to be included .

All as per item No 47 above but of capacity 30 HP electric motor any type.

All as per item No 47 above but of capacity 20 to 25 HP electric motor any type.

All as per item No 47 above but of capacity 10 to 15HP electric motor any type.

All as per item No 47 above but 5 to 7.5 HP electric motor any type.

All as per item No 47 above but 1 to 3 HP electric motor any type.

Replacement of old rusted GI Column Pipe heavy grade of size 50 mm dia in pieces of 3.3 metre long , lathe m/c threaded both ends in the bore/open wells complete all as specified and directed. Make –Tata/Jindal

Replacement of old rusted heavy grade GI socket of size 50 mm dia complete all as specified and directed by EIC.

S&F in repair PVC insulated submerssible cable water proof flate type 3 core with standed copper conductor cable, 4 Sqmm, 1100 volts grade including cable lugs/joints, connection to submerssible motor and other end to aluminium armoured cable including jointing complete as directed (Make: Finolex /Polycab/Plaza

S&F in repair HDPE Borecaps of size 200/250mm dia complete all as directed by Engineer-in-Charge

S&F in repair of steel rope in submersible bore wells from motor to top edge of the bore well of size 6 mm dia(multi wire steenless steel) for holding of submersible pump motor set all as directed by Engineer-in-Charge.

Supply and replacement contactor 16 Amps capacity 2 NO + 2 NC, AC 3 phase 415 Volts, 50 HZ Make – CG/L&T/BCH/ HAVELL’S/Seimens.

All as per item No 58 above but 25 Amps capacity.

All as per item No 58 above but 32/35 Amps capacity.

All as per Item No 58 above but 40/50 Amps capacity

S&F in repair Star Detla Timer 0-30 Seconds duration make L&T/Havell's/C&S

Supply and fix in replacement of MCB TP 40 amps, Make – CG/HAVELL’S/ L&T/C&S.

Supply and fix in replacement gun metal NRV of size 50 mm dia. Make : ZOLOTO/Leader/Upadhyay

Carrying out Chemical analysis test of water collected from bore wells through Govt approved lab complete all as specified and directed

Disconnecting the electric connection and taking out the submersible pump set from bore / open well of any capacity including GI column pipe complete and lowering down repaired motor with column pipe, welding joints and connecting electrical connection as directed and transportation of submersible pump set upto 7.5 HP 3 phase from pump house to any location in GMS area to contractors work shop repaired pump set for relowering, dismantling and carrying out necessary repairs complete aii as specified and directed

Dismantling of submersible motor 7.5 HP to 10 HP 3 phase from pump house at any location in GMS area under AGE E/M GOS Yard, transporting to contractors workshop, dismantling and carrying out necessary repairs/replacement of motor as per the following :- (a) Cutting out existing winding of stator of submersible motor of any make and rewinding with same size of copper winding wire as existing as directed by the EIC. (b) Straightening the slot of starter of submersible motor of any make (c) Replacement of thrust washer and bearing complete of submersible motor of any make. (d) Replacement of worn-out bushes of submersible motor as per manufacturers design and specification. (e) Replacement of sand guard (f) Providing of sleeves in end plate of submersible motor (g) Replacement of cable gormmet (h) Replacement of water seal (i) Replacement of studs with nuts (j) Lathe work of motor shaft, turning to bring it to original size and shape and plastering of shaft of submersible motor for smooth functioning on described amps. Note :- Pump/Motor shall be dismantled and winding shall be tested continuity at site if winding fail/burnt is established than winding shall be cut at site before issuing gate pass. The coated rate deemed to included .

All as per item No 67 above but of capacity 5 HP

All as per item No 67 above but of capacity 3 HP

Dismantling of Submersible motor 7.5 HP to 10 HP 3 phase capacity from pump house at any location in GMS area under AGE E/M GOS Yard, transporting to contractors workshop, dismantling and carrying out necessary repairs/replacement of pumps/Testing as per the following:- (a) Replacement of coupling complete (b) Overhauling of submersible pump and carrying out the following repairs. (c) Lathe work including balancing of pump shaft and cutting of key slots (d) Re-threading of worn-out studs holes and providing over size studs with nuts (e) Replacement of bowel bushes (f) Replacement of neck ring (g) Replacement of steel distance pieces (h) Replacement of bowel (j) Replacement of head extension

All as per item No 70 above but of capacity 5 HP

All as per item No 70 above but of capacity 3 HP

Replacement of impeller upto 7.5 HP submersible pump set

Flushing the bore well for flushing of silt, fine sand etc by air compressor of suitable capacity and pumping out turbidity till obtaining clear water all as directed and as per site requirement.

M & L for preparation of old steel surfaces and applying one coat of synthetic enamel paint in position to all surfaces for pump sets complete including base frames , Suction and discharge pipe lines, sluice valves , NRV , LT Panel Board etc of pump house, writing of SM/MES No. neat and clean, visible size of letters and replacement rusted base frames of pump sets and cement and other connected works as required at site complete all as specified and directed.

M/s Bapujee Builders and Traders (BID ID -3191735)

M/S.J.BIJAYA KUMAR PATRO (BID ID -3192137)

R K Traders (BID ID -3189348)

M/S S. N. ENTERPRISES (BID ID -3189254)

M/s M M Engineering Systems (BID ID -3189298)

R J ENTERPRISES (BID ID -3190958)

M/S JAGANNATH SASMAL (BID ID -3189389)