C/O of 25 KLD ETP atTPT Bn

Earth work in excavation by mechanical means (Hydraulic excavator)/ manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and for all lift, as directed by Engineer-in-charge. 2.6.1 All kinds of soil

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 and for all lift.

Providing & applying a coat of residual petroleum bitumen of grade of VG-10 of approved quality using 1.7 kg per square metre on damp proof course after cleaning the surface with brushes and finally with a piece of cloth lightly soaked in kerosene oil.

Providing and laying in position ready mixed or site batched design mix cement concrete for plain cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana/Ordinary Portland /Portland Slag cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering and finishing as per direction of the engineer-in-charge; for the following grades of concrete. Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 110% of the minimum specified cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement. Concrete of M15 grade with minimum cement content of 240 kg /cum

Providing and laying in position ready mixed or site batched design mix cement concrete for reinforced cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana / Ordinary Portland /Portland Slag cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering, finishing and reinforcement as per direction of the engineer-in-charge, for the following grades of concrete.: Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 110% of the specified minimum cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement. Concrete of M25 grade with minimum cement content of 330 kg /cum upto plinth

Providing and laying in position ready mixed or site batched design mix cement concrete for reinforced cement concrete work; using coarse aggregate and fine aggregate derived from natural sources and using recycled concrete aggregate (RCA) as coarse aggregate and fine aggregate within permissible utilization of 20% each, Portland Pozzolana /Ordinary Portland/Portland Slag cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering, finishing and reinforcement as per direction of the engineer-in-charge; for the following grades of concrete. Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 110% of the specified minimum cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement. 5.33A.2 All works above plinth level up to floor V level 5.33A.2.1 Concrete of M25 grade with minimum cement content of 330 kg /cum

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in Cement mortar 1:6 (1 cement : 6 coarse sand)

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level in all shapes and sizes in Cement mortar 1:4 (1 cement : 4 coarse sand)

CEMENT PLASTER (IN FINE SAND) 12 mm cement plaster of mix 1:4 (1 cement: 4 fine sand)

20 mm cement plaster of mix 1:4 (1 cement: 4 fine sand)

Centering and shuttering including strutting, propping etc. and removal of form work for Foundations, footings, bases for columns

Centering and shuttering including strutting, propping etc. and removal of form work for Retaining walls, return walls, walls (any thickness) including attached pilasters, buttresses, plinth and string courses fillets, kerbs and steps etc.

Centering and shuttering including strutting, propping etc. and removal of form work for Columns, piers, abutments, pillars, posts and struts

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more.

Providing and fixing pressed steel door frames conforming to IS: 4351, manufactured from commercial mild steel sheet of 1.60 mm thickness, including hinges, jamb, lock jamb, bead and if required angle threshold of mild steel angle of section 50x25 mm, or base ties of 1.60 mm, pressed mild steel welded or rigidly fixed together by mechanical means, including M.S. pressed butt hinges 2.5 mm thick with mortar guards, lock strikeplate and shock absorbers as specified and applying a coat of approved steel primer after pre-treatment of the surface as directed by Engineerin-charge, Profile E, Fixing with adjustable lugs with split end tail to each jamb

Providing and fixing ISI marked flush door shutters conforming to IS : 2202 (Part I) non-decorative type, core of block board construction with frame of 1st class hard wood and well matched commercial 3 ply veneering with vertical grains or cross bands and face veneers on both faces of shutters: 35 mm thick including ISI marked Stainless Steel butt hinges with necessary screws

Providing and fixing ISI marked oxidised M.S. tower bolt black finish, (Barrel type) with necessary screws etc. complete (Copper oxidised as per IS 1378) 9.63.1250x10 mm

Providing and fixing ISI marked oxidised M.S. handles conforming to IS:4992 with necessary screws etc. complete (Copper oxidised as per IS 1378) 9.66.1 125mm

Providing and fixing M.S. Tubular frames for doors, windows, ventilators and cupboard with rectangular/ L-Type sections, made of 1.60 mm thick M.S. Sheet, joints mitred, welded and grinded finish, with profiles of required size, including fixing of necessary butt hinges and screws and applying a priming coat of approved steel primer. Fixing with carbon steel galvanised dash fastener of required dia and size (to be paid for separately)

Providing & fixing glass panes with putty and glazing clips in steel doors, windows, clerestory windows, all complete with : 10.30.2 5.5 mm thick glass panes

Brick on edge flooring with bricks of class designation 7.5 on a bed of 12 mm cement mortar, including filling the joints with same mortar, with common burnt clay non modular bricks 1:4 (1 cement : 4 coarse sand)

10 cm thick (average) mud phaska of damped brick earth on roofs laid to slope consolidated and plastered with 25 mm thick mud mortar mixed with bhusa @ 35 kg per cum of earth and gobri leaping with mix 1:1 (1 clay : 1 cow dung) and covered with flat tile bricks, grouted with cement mortar 1:3 (1 cement : 3 fine sand) mixed with 2% of integral water proofing compound by weight of cement and finished neat With common burnt clay F.P.S.(non modular) brick tile of class designation 10

Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i) Single socketed pipes 110 mm diameter

Providing and fixing on wall face unplasticised - PVC moulded fittings/ accessories for unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion. Bend 87.5°, 110 mm bend

Making khurras 45x45 cm with average minimum thickness of 5 cm cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate of 20 mm nominal size) over P.V.C. sheet 1 m x1 m x 400 micron, finished with 12 mm cement plaster 1:3 (1 cement : 3 coarse sand) and a coat of neat cement, rounding the edges and making and finishing the outlet complete.

Providing and applying integral crystalline slurry of hydrophilic in nature for waterproofing treatment to the RCC structures like retaining walls of the basement, water tanks, roof slabs, podiums, reservior, sewage & water treatment plant, tunnels / subway and bridge deck etc., prepared by mixing in the ratio of 5 : 2 (5 parts integral crystalline slurry : 2 parts water) for vertical surfaces and 3 : 1 (3 parts integral crystalline slurry : 1 part water) for horizontal surfaces and applying the same from negative (internal) side with the help of synthetic fiber brush. The material shall meet the requirements as specified in ACI-212-3R-2010 i.e by reducing permeability of concrete by more than 90% compared with control concrete as per DIN 1048 and resistant to 16 bar hydrostatic pressure on negative side. The crystalline slurry shall be capable of self-healing of cracks up to a width of 0.50 mm. The work shall be carried out all complete as per specification and the direction of the engineer-in-charge. The product performance shall carry guarantee for 10 years against any leakage.

For vertical surface two coats @ 0.70 kg per sqm per coat

For horizontal surface one coat @1.10 kg per sqm.

Providing and applying white cement based putty of average thickness 1 mm, of approved brand and manufacturer, over the plastered wall surface to prepare the surface even and smooth complete.

Distempering with 1st quality acrylic distember (Ready mix) having VOC content less than 50 grams/ litre of approved brand and manufacture to give an even shade :

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade : Two or more coats on new work

Providing and laying non-pressure NP2 class (light duty) R.C.C. pipes with collars jointed with stiff mixture of cement mortar in the proportion of 1:2 (1 cement : 2 fine sand) including testing of joints etc. complete : 300 mm dia. R.C.C. Pipe.

Constructing brick masonry circular manhole 1.52 m internal dia at bottom and 0.56 m dia at top in cement mortar 1:4 (1 cement : 4 coarse sand) inside cement plaster 12 mm thick with cement mortar 1:3 (1 cement : 3 coarse sand) finished with a floating coat of neat cement, foundation concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) and making necessary channel in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) finished with a floating coat of neat cement, all complete as per standard design : 2.30 m deep with SFRC Cover and frame (heavy duty HD- 20 grade designation) 560 mm internal diameter conforming to I.S. 12592, total weight of cover and frame to be not less than 182 kg. fixed in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) including centering, shuttering all complete. (Excavation, foot rests and 12 mm thick cement plaster at the external surface shall be paid for separately)

Extra for depth for manholes :With common burnt clay F.P.S. (non modular) bricks of class designation 7.5

Extra depth for circular type manhole 1.52 m internal dia (at bottom) beyond 2.30 m :

Making connection of drain or sewer line with existing manhole including breaking into and making good the walls, floors with cement concrete 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) cement plastered on both sides with cement mortar 1:3 (1 cement : 3 coarse sand), finished with a floating coat of neat cement and making necessary channels for the drain etc. complete For pipes 250 to 300 mm diameter.In Manhole 02 for each+02 Extra

Wiring for light point/ fan point/ exhaust fan point/ call bell point with 1.5 sq.mm FRLS/HFFR PVC insulated copper conductor single core cable in surface/ recessed steel conduit, with modular switch, modular plate, suitable GI box and earthing the point with 1.5 sq.mm FRLS/HFFR PVC insulated copper conductor single core cable etc. as required. Group-C

Supplying and fixing 5 A to 32 A rating, 240/415 V, 10 kA, "C" curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required, Single pole

Installation, Testing and Commissioning of exhaust fan in the existing opening, including making good the dam age, connection, testing, commissioning etc. as required. Upto 450 mm sweep

Extra for fixing the louvers/ shutters complete with frame for a exhaust fan of all sizes.

Providing and fixing in position pre-cast R.C.C. manhole cover and frame of required shape and approved quality 19.19.1.2 Square shape 450 mm internal dimensions

Providing and laying 60 mm thick faciory made cement concrete interlocking paver block of M -30 grade made by block making machine with strong vibratory compaction, of approved size, design & shape, laid in required colour and pattern over and including 50 mm thick compacted bed of coarse sand, filling the joints with line sand etc. all complete as per the direction of Engineer-in-charge

ELECTRO MECHANICAL

SITC of 1 Nos Stainless Steel 304 Grade Corse/medium type Bar screen, clear spacing 8 mm, Bar size 25X5 mm, Size of screen 600mm x 600mm with suitable garbage lifting arrangement.

Supplying Installation Testing Commissioning of following Field Devices including connection etc. High/Low Level Switch for Tank Level Monitoring.

SITC of submersible Effluent handling type pump for raw Effluent transfer from equalization tank to aeration tank. The pump shall have complete CI construction, TEFC induction motor including pressure gauge, lifting arrangement for the pump, all necessary piping, valves, level controller, probes, cable etc. and other accessories as required Solid handling shall be 20-50 mm.Capacity : 1.35 M3/hr, Discharge Head 10-12 M head each (raw Effluent transfer from equalization tank to Primary tube settler)

Supply, Installation, Testing and Commissioning of Self priming centrifugal Sludge disposal/Recirculation pump for sludge transfer to MBBR tank/sludge dry beds. The pumps shall have CI casing, CI impller & SS shaft, TEFC induction motor including pressure gauge, lifting arrangement for the pump, all necessary piping, valves, level controller, probes, cable etc. and other accessories as required.Capacity : 2.5 M3/hr, Discharge Head 6-8 M head each (Sludge transfer from Secondary tube settler to sludge drying beds/MBBR tank

AIR DISPERSION SYSTEM

SITC of Twin Lobe Air Blowers driven through “V” belt or directly coupled through flexible coupling to a TEFC motor of suitable HP suitable for 415 ± 10% volts, 3 phase, 50 cyclesCapacity : as required full capacity, 42 m3/hr, 5000 MMWG

Non clog type air dispersion system capable of handling 3-5 cfm of air with oxygen transfer efficiency of 3-4% per/meter water depth.Fine air bubble jet diffuser with EPDM seat minimum number of diffusers to be provided as per manufacturer

FILTER FEED PUMP

SITC of Horizontal centrifugal pumps for filtration. The pumps shall be made of CI casing, CI Impellar, SS shaft & sleeve, Mechanical Seal are connected to a TEFC induction motor mounted on a common channel base frame with coupling guard, pressure gauge with GM isolation cock, suitable vibration eliminator pads of approved design. Motor to be suitable for 400/440 V, 3 Phase, 50 cycles AC power supply, including all necessary piping, valves and other accessories and concrete foundation complete as required. Capacity 1.5 M3/Hr. 25-30M head

PRESSURE SAND FILTER

SITC of vertical self supporting Dual Media Filter (DMF) fabricated from MSEP as per IS : 2825, ASMI code, Shell thikness minimum 5mm and Dish thickness minimum 6 mm complete with pressure gauges at inlet & outlet, sample cock, 5 Valve Battery, face piping with valves and all accessories, with initial charge of filter media for Dual media filter with multi grade quartz sand & anthracite, lining inside with Epoxy Paint testing and commissioning complete. Capacity : 1.5 M3/hari, Filtration rate : 13-15 M3/M2/hr ,Max. operating pressure : 3.5 kg/cm2 ,Test pressure : 5.5 Kg/Sq.cm

ACTIVATED CARBON FILTER

SITC of vertical self supporting Activated Carbon Filter (ACF) fabricated from MSEP as per IS : 2825, ASMI code, Shell thikness minimum 5mm and Dish thickness minimum 6 mm complete with pressure gauges at inlet & outlet, sample cock, 5 Valve Battery, face piping with valves and all accessories, with initial charge of filter media for Activated Carbon filter with lining inside with Epoxy Paint testing and commissioning complete. Capacity : 1.5 M3/hr,Filtration rate : 13-15 M3/M2/hr ,Max. operating pressure : 3.5 kg/cm2 ,Test pressure : 5.5 Kg/Sq.cm

Providing and fixing G.I. pipes complete with G.I. fittings and clamps, including cutting and making good the walls etc. Internal work - Exposed on wall.For all exposed air and liquid piping

25 mm dia

40 mm dia

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc.External Work . 25 mm dia

BIO AND FAB MEDIA

Supply, installation, testing and commissioning of FAB media. The media shall be enough for proper functioning of ETP. [FAB System to be in two reactors]

TUBE DECK MEDIA

Supply, installation, testing and commissioning of PVC tube deck settling media to be installed in Tube Settler Tank alongwith retainer plates and suitable sludge removal arrangement either by pumps or any other suitable arrangement. Capacities, length, width,depth, of the media shall be enough for proper functioning of ETP.

CHEMICAL DOSING STATION

2 No (1w+1s) Chemical Dosing Systems (0-4 lph) with 100 ltr Dosing Tanks x 03 Set

Supply, installing, testing & commissioning of Electromagnetic flow meter at inlet and outlet

Approval from pollution board for construction and operation etc complete as required including arranging raw sewage for testing and commissioning Contractor shall include the cost of all chemicals consumed during testing & commissioning and the cost of such items of works which are not explicitly mentioned above but are mandatory to have pollution board approval. Govt. fee shall be diposited by depatment

ELECTRIC PANEL

SITC of made with 14 gauge HR sheet, Electrical system including Electrical Panel for all the above including all switchgear, cables, control wiring, multi function multimeters etc., also including the complete automation of the plant with level controllers and sensors in the tanks,control wiring, complete in all respects as required as per IS specifications.

ELECTRICAL CABLING AND STIC OF ALUMINIUM ARMOURED.

Supplying and installaton following size of perforated painted with powder coating M.S. cable trays with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with two numbers MS/GI Suspenders i/c base of suitable size MS/GI angle, bolts & nuts, painting suspenders, fastener etc as required.

100 mm width X 50 mm depth X 1.6 mm thickness

150 mm width X 50 mm depth X 1.6 mm thickness

Supplying and laying 6 SWG G.I. wire at 0.50 Meter below ground level for conductor earth electrode, including connection/ termination with GI thimble etc. as required.

Earthing with G.I. earth pipe 4.5 Meter long, 40 mm dia including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. with charcoal/ coke and salt as required. .Contractor shall include all electrical and mechanical items as required to operate the system automatically and also include in his rates any other components/ tanks/ equipment etc. required to complete the job as required. Only main power supply shall be provided through other agencies.