REPAIR MAINT TO DIFFERENT BR MISC WORK TO MES INSTALLATIONS OF ZONE A AREA AND REPAIR REPLACEMENT AND MAINTENANCE OF CONTROL PANELS NON CLOGGING PUMP SETS DOZING SYSTEMS REPLACEMENT OF DETERIOTED MS PIPE LINE WITH PPR PIPE LINES REWINDING AND SERV

Dismantling of AC/GI plain/Corrugated / semi corrugated roof sheets any type and any size complete all as specified and directed.

S&F Pre-painted galvalume aluminium zinc coating GI based corrugated steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/ cladding to wall, fixed with self tapping screws as specified and directed.

Dismantling structural steel work including doors, gates but excluding framed truss etc complete all as specified and as directed by Engineer-in-Charge.

S&F Mild steel work in tubular poles & trusses (framed) including purlins,rafters and special shaped washer etc complete using ERW or induction butt welded tubes confirming to IS-1161-1979 grade St-240 complete all as specified and as directed by Engineer-in-Charge.

S & F steel Fe-410-W (Gde 250 Quality-A) work in tubular stanchion/post including special shaped washer etc. complete using one of more tubes or induction butt welded tubes conforming to IS-1161- 1979 grade St.-240 complete all as specified and directed.

S&F mild steel work Fe-410-W (Gde 250 Quality-A) in Plates (plain or chequered) channels, square cut or notched (ordinary and counter sunk) forming holes, with riveted, bolted or welded attachment ,complete all as specified and as directed .

M&L for MS Framed work of Fe 410 W (Gde-E-250) Quality A, as in doors or gates of angle or other section with gusset plates, rails, braces, etc., complete, drilled for fixing of steel sheeting or other covering. Doors, etc. to be prepared for hanging or sliding with and including either hooks and hinges or steel hanging door fittings (exclusive of steel sheeting or other covering, running rails and guides) and hanging; also fastening and fixing ,complete all as specified and as directed .

M&L for preparation of new/old or previously untreated surfaces of steel of any description, over 10cm in width or girth and apply two coat of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed.

Excavation in post holes (or similar holes) each n exc. 0.5cum getting out returning filling in and ramming earth or broken rubble mixed with earth around in layer n.exc. 25cm complete all as specified

Demolition of reinforced cement concrete of any description and in any position such as in RCC post or in RCC walls below or above ground floor complete all as specified and directed.

Providing reinforced cement concrete type B-l, 1:2:4 (20 mm graded aggregate) in precast posts, fencing posts, straining or terminal posts, struts etc. for fencing, average sectional area n exc 100 sq. cm, with or without chamfered angles and flat, splayed, rounded or mitred tops ,complete all as specified and as 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 Hard core of gauge n.exc 63 mm, deposited, spread, levelled in layers not exc 15 cm thick, watered and well rammed to a true surface,complete all as specified and as directed .

Moorum / Red bajri filling in floors or pavings, laid in layers n.exc15 cm thick spread levelled and rammed incl watering etc ,complete all as specified and as directed .

Demolition of cement concrete unreinforced in ground floor and paving not exc 15cm thick (below or above ground level) complete all as specified and directed.

M & L P:C:C 1:4:8 Type D2 using 40 mm graded stone aggregate as in foundation, filling and mass concrete 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 100 mm thick Cement concrete 1:2:4 type B-1 using 20 mm graded stone aggregate as in flooring incl finished cement concrete surface even and smooth with extra cement complete all as specified and directed.

M&L for 50 mm thick Cement concrete 1:2:4 type B-1 using 20 mm graded stone aggregate as in flooring incl finished cement concrete surface even and smooth 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 Prepolished 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.

Providing and laying 60mm thick factory made chamfered edge Pre polished 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, made by table vibratory method using PU mould, laid in required colour & pattern over and including 50 mm 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.

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 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 all as specified and directed

M&L for rendering 15mm thick in CM 1:6 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

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.

S&F Mild steel screw bolts (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, length of bolt exc 10cm and n exc 15cm long and dia of neck 11 mm to 15 mm ,complete all as specified and as directed .

S&F 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. (each line wire to be measured) ,complete all as specified and as directed .

Dismantling fencing wire mesh any size or type,and removing the site complete all speciified and directed

S&F PVC insulated chain link fencing including line wire of size 3.15 mm dia and 100x100 mm mesh made up in mattresses or cases, lapped wire and laid in position to RCC fenccing and straining and fixing to any type of posts, straining bolts, standard bolt, incl securing or tying at crossing with and including provision of galvanized mild steel wire sraples or steel pins etc complete all as specified and directed (each line of wire to be measured for the purpose of payment).

S&F Flat Iron strip 40 mm x 6 mm for securing chain link fencing with RCC posts incl drilling holes, notching for wire etc. for inserting bolts incl all necessary drilling, bolting or riveting etc. complete

M&L for two coats of white wash on previously untreated (new)/old surface of RCC posts or bk wall incl preparation of surface complete

M&L for Preparation of old surfaces of Wall and applying One coat of white wash over old decorated surface of walls all as specified and directed by Engineer-in-Charge.

M&L for preparation of old distempered surfaces of walls and applying one coat of oil bound distemper on walls all as specified and directed.

M&L for Preparation of old surfaces of Wall and applying one coat of Cement Base Paint on walls all as specified and directed by Engineer-in-Charge.

M&L for preparing old plastered surfaces of walls, Facias, cornices etc and apply one coat of weather proof exterior emultion (Make as approved by GE) Complete all as specified and directed.

M&L for preparation of old plastered surfaces of ceilings and apply one coat of white wash complete all as specified and directed.

M&L for preparation of old painted surfaces of wood and wood based surfaces of any description, over 10 cm in width or girth and apply one coat of synthetic enamel paint complete all as specified and directed.

M&L for Preparation of Newly Plastered surfaces of Wall and applying Two coats of Oil Bound Distemper over a coat of primer ,complete all as specified and as directed .

M&L for Preparation of Newly Plastered surfaces of Wall and applying Two coats of White Wash ,complete all as specified and as directed .

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

M&L for dismanting complete Air compressor set of any type & overhauling the same with repair,checking,cleaning of dirt & debris,proper belt tension, lubricating of bearing,gear, checking of wornout holes of studs and providing same with nuts,washers & gaskets.Rematting and balancing of piston,with & including replacement of piston rings,Split pin,scrapper ring,castle nuts,bushing and sealing ring of compressor,gland packing,and refitting the same after repair duly and replacing suction air filter,pulley belt,pulley bush with proper alignment and painting complete all as specified and directed for smooth functioning of capacity 1-3 HP

All as per item no 44 but of capacity 5-7.5 HP

All as per item no 44 but of capacity 10-15 HP

All as per item no 44 but of capacity 20-30 HP

S & Fix in replacement of sluice valve 100 mm dia of existing model complete all as specified and directed.

S & F in replacement butterfly valve of dia 100 mm all as specified and directed by Engr-in-Charge:

All as per item No 49 above but 80 mm dia

All as per item No 49 above but 65 mm dia

All as per item No 49 above but 50 mm dia

Excavating in trenches not exceeding 1.5 m wide and not exceeding 1.5m in depth for laying of U/G cables 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 .

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

Removing excavated soil to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 above the starting point including spreading and levelling complete all as directed

Taking up or down steel tubing/ PPR pipes and connections including cleaning and re fixing or removal to store of size 90 - 110 mm (Note:- Excavation/Earth work will be measured and paid seperately)

All as per item No 56 above but 50-63 mm dia

All as per item No 56 above but 25 - 40 mm dia

All as per item No 56 above but 15 - 20 mm dia

Refixing old steel tubing / PPR pipes and connections in new or old positions of dia 90-110 mm (walls/ceiling/floor etc )

All as per item No 60 above but 50-63 mm dia

All as per item No 60 above but 25-40 mm dia

All as per item No 60 above but 15-20 mm dia

S & Fix in replacement of sluice valve upto 80 mm dia of existing model complete all as specified and directed.

Supply and filling Filter media for MBBR to ensure proper filtration complete all as specified and directed.

Supply and filling suitable Carbon media for activated carbon filter and filter media for dual media filter complete all as specified and directed.

S&F in replacement Fiber strainer of suitable size for activated carbon filter and dual media filter complete all as specified and directed.

M&L for Dismantling the power supply of electric motor any type including dismantling from pump and taking to workshop with necessary transportation if required 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 complete with painting of capacity 20 to 30 HP complete all as specified and directed.

All as per item No.68 above but of capacity 10 to 15 HP electric motor any type.

All as per item No.68 above but of capacity 5 to 7.5 HP electric motor any type.

All as per item No.68 above but 1 to 3 HP electric motor any type.

S&F in replacement PPR gate valve/ball valve (brass insert) complete all as specified and directed of 110 mm outer dia-

All as per item no 72 above but of size 90 mm outer dia

All as per item no 72 above but of size 63 mm outer dia

All as per item no 72 above but of size 50 mm outer dia

All as per item no 72 above but of size 40 mm outer dia

All as per item no 72 above but of size 32 mm outer dia

M&L for Cleaning of sludge drying beds removing all sludges and de-scaling vegetation on the inside and outside of sludge bed and white washing (Two Coat) including Cleaning the surroundings area of the sludge drying beds to a distance of 3 mtrs circumstance including cutting of grass digging out roots, filling holes and levelling around and removing waste materials to a distance not exceeding 50 Mtrs complete including masonary work to make good the surfaces as required at site ,complete all as specified and directed .

All as per item No 78 but Equilization Tank and air grid.

All as per item No 78 but Bar screen and pit.

All as per item No 78 but Oil and grease trap .

All as per item No 78 above but Tube settler tank.

All as per item No 78 but Clear water tank.

All as per item No 78 but chlorine contact tank.

All as per item No 78 but Sludge holding tank

M&L for cleaning, removing all sludge and preparation of old surface by scraping and smoothing the surface with water emery paper and painting with approved colour of synthetic enemelled paint of two coat over a coat of primer red oxide and writing letters/numbers of sewage treatment plants of any capacities and cleaning the surrounding area up to three metre out side area of the plant by cutting grasses and surface dressing for Moving Bed Bio Reactors 1 & 2 including petty nature repairs etc ,complete all as specified and directed .

All as per item No 86 above but dual Media filter.

All as per item No 86 above but Activated carbon filter.

All as per item No 86 above but Exposed water pipe lines.

All as per item No 86 above but distribution panel board.

All as per item No 86 above but Tube settler tank.

S&F in replacement Dosing Tank of capacity upto 250 ltrs rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top) hoisted and fixed in position all as specified in SSR Part I including all necessary connecting materials complete all as specified and directed by engg- in - charge

M&L for dismanting complete sludge drying machine of any type & overhauling the same with repair,checking,cleaning of dirt & debris,proper lubricating of bearing, checking of wornout holes of studs and providing same with nuts,washers & gaskets.Rematting and balancing of shaft,with & including replacement of broken parts and refitting the same after repair duly painting for its complete operation all as specified and directed for smooth functioning of capacity upto 800 KLD plant.

S & Fixing in replacement of non return valve upto 80 mm dia complete all as specified and directed.

S & Fixing in replacement of non return valve 100 mm dia complete all as specified and directed.

M&L for collection of Treated water samples from various Sewage Treatment Plants located at different area in white colour PVC containers of capacity not less than 10.0 Ltr, hygenically dry, neat & clean and transporting the same to laboratory for followings tests of water from Government approved/certified laboratory seperately for each STP and submitt the test results complete all as specified and directed as mentioned below :- (a)PH Value (b) Residual Chlorine(c) Cemical Oxygen demand(d) Biochemical oxygen demand(e) Total suspended solid(f) Total Coliform(g) Oil & Grease

M&L for Dismantling complete Centrifugal /Mono Block/non clog pump set of any type and overhauling the pump re-threading of wornout holes of studs and providing over size studs with nuts & washers. Rematlling and balancing of shaft, replacement of gunmetal bush bearing and gland packing of pump set. and refitting the same after the repair/replacement omplete all as specified and directed and tested for smooth functioning with painting of capacity 20 to 30 HP

All as per item No-97 above but capacity 10 to 15 HP

All as per item No-97 above but capacity 5 to 7.5 HP

All as per item No- 97 above but capacity 1 to 3 HP

S&F in replacement tube settler media as per existing shape and size complete all as specified and directed.

S&F in replacement of Dosing Pump of capacity 0-6 litrs/Hrs and working pressure capacity of 4 kg incl all necessary fittings omplete all as specified and directed

M&L in repair mild steel work for Cross arms, /angle supports bracings, supports, clamps and black plates fabricated from structural steel section including nuts, bolts, washers, welding ,bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of paint including taking out existing u/s MS work omplete all as specified and directed

Supply and laying or fixing or passing in repalcement in well/sump in replacement, 1100 volts grade heavy duty, PVC insulated and PVC sheathed mutistranded copper conductor submesible cable 3 core flat including connection to submersible motor/ starter panel with & including necessary jointing materials if required and testing on completion complete all as specified and direced of size 4 Sqmm

All as per item no 104 above but of size 10 Sqmm

All as per item no 104 above but of size 16 Sqmm

S&F in repalcement fully automatic star- delta starter of capacity suitable for and upto 30.0 HP motor, AC-3 duty, 415 volts, 50 Hz, three phase including fixing arrangement complete all as specified and directed.

S & F in replacement DOL starter for pump motor of capacity upto 10 HP, AC-3 duty, 415 volts, 50 Hz, three phase including fixing arrangement complete all as specified and directed.

S & F in replacement DOL starter for pump motor of capacity upto 15 HP, AC-3 duty, 415 volts, 50 Hz, three phase including fixing arrangement complete all as specified and directed.

Cleaning of under ground RCC Reservior of capacity upto 1 lakh gallon having single or double compartment by scraping sludge ,bleaching sediments deposition and other foreign material with wire brush from inner surface of domes, taking out including washing with bleaching powder solution /Potassium permanganate solution complete with entire satisfaction of engineer-in -charge including writting date of the cleaning & capacity of Reservior complete all as specified and directed. Note: (i) All T&P and risk shall be contractor's liability.All T&P shall be arranged by contractor without any extra cost. (ii) Sludge obtained shall be deposited at 50 mtr away complete all as directed by Engr -in-Charge.

Supply and filling lubricant oil (20W/40 Gde) incl draining out old oil from FAB feed pumps of any capacity and cleaning oil chamber as required complete all as specified and directed by Engr in Charge

Supply and fix in replacement thermal over load relay of range upto 23 Amps complete all as specified and directed.

Supply and fix in replacement of indicating lamp set (RYB) LED type completeall as specified and directed.

Suppy and use liquid chlorine complete all as specified and directed

Supply and filling lubricant oil (320 Gde) including draining out old oil from air blowers compressor of any capacity and cleaning oil chamber as required complete all as specified and directed by Engr in Charge

Supply and use Poly electrolite liquid 100% concentrate complete all as specified and directed.

M&L for Checking and inspecting of the LT outdoor type panel board system throughly, including removing of the unserviceable damaged control wiring and rewiring of the same with suitable size and length of copper conductor FRLS , checking of instruments , welding of panels,cleaning with bakelite and carried out of necessary painting matching with existing colour including tightining for all the loose contacts, reconnecting back and testing complete all as specified and directed .

Supply and use Poly aluminium chloride 100% concentrate complete all as specified and directed.

S& F in replacement 3- layer PP-R Polypropylene random copolymer) concealed pipes SDR 7.4 (PN16) UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply all PP-R plain & brass threaded polypropylene random fittings excluding MTR, FTR fittings fixed complete to walls, celling,floors or in trenches etc of 110 mm outer dia. (Note:- All fittings including FTR/MTR fittings will be measured and paid seperately up to 90 mm pipe/FTR/MTR Fittings only measured seperately for 63 to 32 mm)

All as per item no 119 above but of size 90 mm outer dia

All as per item no 119 above but of size 63 mm outer dia

All as per item no 119 above but of size 50 mm outer dia

All as per item no 119 above but of size 40 mm outer dia

All as per item no 119 above but of size 32 mm outer dia

All as per item no 119 above but of size 25 mm outer dia

All as per item no 119 above but of size 20 mm outer dia

All as per item no 119 above but of size 16 mm outer dia

Supply and use bleaching powder ISI marked as directed by Engr in Charge

Supply and fix in replacement thermal over load relay of range above 23 amps and upto 50 Amps complete all as specified and directed.

S&F in replacement contactor NO+NC 16 Amps capacity 240 volts, 50 HZ, DP complete all as specified and directed .

S&F in replacement contactor NO+NC 9 Amps capacity 230 volts, 50 Hz, DP complete all as specified and directed.

S&F in replacement PPR female threaded socket (brass insert) complete all as specified and directed for 110MM outer dia

All as per item no 132 above but of size 90 mm outer dia

All as per item no 132 above but of size 63 mm outer dia

All as per item no 132 above but of size 50 mm outer dia

All as per item no 132 above but of size 40 mm outer dia

All as per item no 132 above but of size 32 mm outer dia

S&F in replacement PPR male threaded socket (brass insert) complete all as specified and directed of 110 mm outer dia.

All as per item no 138 above but of size 90 mm outer dia

All as per item no 138 above but of size 63 mm outer dia

All as per item no 138 above but of size 50 mm outer dia

All as per item no 138 above but of size 40 mm outer dia

All as per item no 138 above but of size 32 mm outer dia

Supply only PPR fittings of Elbow 90 degree complete all as specified and directed of 110mm outer dia-

All as per item no 144 above but of 45 degree Elbow 110mm

All as per item no 144 above but of socket 110 mm

All as per item no 144 above but of Tee 110 mm

All as per item no 144 above but of Flange 110 mm

Supply only PPR fittings of Elbow 90 degree complete all as specified and directed of 90mm outer dia-

All as per item no 149 above but of 45 degree Elbow 90 mm

All as per item no 149 above but of Socket 90 mm

All as per item no 149 above but of Tee 90 mm

All as per item no 149 above but of Flange 90 mm

S&F in replacement of FAB feed pump spiders complete all as specified and directed