Setting up of Sewage Treatment Plant (STP) and Effluent Treatment Plant (ETP) at Various Locations in Punjab

Amount

Screen Chamber, Oil & Grease Chamber, Equalization Tank, Filter Feed Tank, Treated water Tank and Sludge drying Bed.

EARTHWORK AND EXCAVATION

Excavation in Soil (any type) using Hydraulic Excavator CK 90 with hydraulic excavator of 0.9 cum bucket capacity including cutting, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross sections, including all lifts and combined lead upto 30m.

Earth filling

Earth filling under floors with surplus ordinary soil or soil containing gravel or kankar upto 40% excavated from outside the building plinth in 15 cm layers including ramming, watering and consolidating lead upto 30 metres

CENTRING AND SHUTTERING

Shuttering for faces of concrete foundations and foundation beams and plinth beam. (Vertical or battering)

Centering and shuttering for faces of walls, partitions, retaining walls and the like (vertical or battering including attached pilasters buttresses etc.

Centering and shuttering for sides and soffits of beam, beams, launching girders, bressumers, lintels.Ground floor

Centering and shuttering for flat surfaces such as suspended floors, roofs, landings, chajjas, shelves etc.Ground floor

Centring and shuttering for stair cases with sloping with soffits including risers and stringers.Ground floor

P.C.C. AND R.C.C. WORK

Cement concrete 1:3:6 with stone ballast of 40mm guage using concrete mixer volumetric type.

Cement Concrete 1:2:4 with stone ballast or shingle using concrete mixer volumetric type.Ground floor

DESIGN MIX CONCRETE

Reinforced cement concrete M-25 mechanicaly batch mixed using batch type concrete mixer as per IS :1791 and vibrated by needal vibrater but excluding steel reinforcement centring and shuttering in foundation and plinth.

Reinforced cement concrete M-25 mechanicaly batch mixed using batch type concrete mixer as per IS:1791 and vibrated by needle vibrator but excluding steel reinforcement centring and shuttering in superstructure Ground floor

Deduct for using concrete mixer volumetric type where not included in the rates .

Extra for using computerised concrete batch mixing plant including carriage by transit mixer within 1 km lead (note: where concrete mixer is already included in the rate the same shall be deducted )

Extra for pumping charges of Batch Mix Concrete / Ready mix conrete work (RMC)

Extra for carriage of RMC/batch mixed concrete with transit mixture beyond 1st km .

Cold twisted deformed (ribbed/ tor steel) Bars (Fe 500 grade as per IS 1786-1985) for R.C.C. works, where not included in the complete rate of R.C.C. including bending, binding, and placing in position complete.

BRICK WORK

First class burnt brick work laid in cement sand mortar 1:6 in foundation

First class burnt brick work laid in cement sand mortar 1:6 in first storey upto 4m above plinth level

FLOORING & DADO

115 mm thick brick wall with every fourth course reinforced with hoop iron laid in 1:4 cement mortar in superstructure

Conglomerate floor 50mm thick cement concrete topping 1:2:4 .(using mechnical mixer for mixing of material)

Precast chequred tiles of 20mm minimum thickness in ordinary grey cement without chips laid on 20mm thick bed of cement mortar 1:3 with neat cement slurry between joints and over the base for floors, treads of steps and landings

Providing and laying 60 mm thick factory made cement concrete interlocking paver block of M-35 grade machine made rubber moulded smooth finish with strong vibratory process or with vibro- hydraulic compaction machine and of approved size and design / shape laid in Ordinary Grey and pattern over and including 40 mm thick compacted bed of coarse sand, filling the joints with fine sand etc, all complete as per directions of Engineer-in-Charge IS Code 15658 (2006).

Providing & fixing 560 mm, 500 mm and 450 mm internal diametre circular or 450 mm x 600 mm clear inside opening rectangular RCC manhole cover and frame ISI marked as per IS:12592-2002 including carriage from the stores of the Engineer-in-charge to site of work, loading, unloading including stacking and setting the same to correct lines over manholes including cement concrete copping (M:20) around the frame etc. Dia of steel for lifting hook is 16mm. (for EHD and HD).RCC Man hole cover with Frame.560mm i/d RCC man hole cover with frame as per ISI.Medium duty

Foot Rest for Manhole.Providing orange colour safety footrest of minimum 6mm thick plastic encapsulated as per IS:10910 on 12mm dia steel bar confirming to IS: 1786 having minimun cross section as 23mm x 25mm and over all minimum length 263mm and width as 165mm with minimum 112mm space between protruted legs having 2mm tread on top surface by ribbing or chequering besides necessary and adequate anchoring projections on tail length on 138 mm as per standard drawing and suitable to with stand the bend test and chemical resistance test as per specification and having manufacturer's permanent identification mark to be visible even after fixing, including fixing in manholes with 230x150x75cm cement concrete block 1:2:4 (1 cement: 2 sand: 4 stone aggragate) complete as per design.

100 KLD ETP

Design, supply, install, test, and commission a 100 KLD skid-mounted Effluent Treatment Plant (ETP), designed for an average flow of 5 m³/hr. The plant shall be fabricated in MS-EP (5 mm thickness with dual paint coating) and will include all unit operations and processes required for efficient treatment. The system will comprise a Flash Mixer and Flocculator with mechanical agitators, followed by a Primary Clarifier equipped with tube settler media (PVC hexagonal type, 63×750 mm) to enhance solid–liquid separation. The Aeration Tank will operate on the MBBR process with polypropylene cylindrical media (Dia 22 mm × Ht 16 mm, SG 0.9), aided by twin rotary air blowers (250 m³/hr capacity, 12.5 HP, CI construction, V-belt drive, 1W+1S) delivering air through fine bubble EPDM diffusers (63 mm × 610 mm, cylindrical). An Equalization Tank with coarse bubble EPDM diffusers (150 mm disk type) will ensure hydraulic and load balancing. For pumping requirements, the scope shall cover effluent lifting pumps (1 HP, 8 m³/hr @ 12 m head, 1W+1S), filter feed pumps of the same duty, and sludge recirculation pumps (1 HP, 40×40 mm, 10–12 m head), ensuring redundancy and smooth operation. The Filtration Package shall consist of FRP-coated Pressure Sand Filter (PSF) and Activated Carbon Filter (ACF) with uPVC frontal piping, multiport valve, pressure gauges, and media loading, suitable for a flow rate of 7.5 m³/hr. A complete chemical dosing system (Poly, Alum, Caustic) will be supplied for pH correction, coagulation, and flocculation enhancement. All interconnections in CPVC piping with necessary isolation and control valves.

Control Panel

Design, fabrication, assembling, wiring, cabling, supply, installation, testing and commissioning of motor control centre shall be fabricated out of 14 gauge CRCA sheet steel in form in 3b formation with reinforcement of suitable size angle iron, channel ‘T’ sections irons and/or flats wherever necessary. Cable gland plates shall be provided on top as well as at the bottom of the panels. Panels shall be treated with all anticorrosive process before painting as per specifications with 2 coats of red oxide primer and final approved shade of powder coated paint. 2 Nos. earthling terminals shall be provided by client for 3 phase, 4 wire, 50 Hz supply system. Lifting hooks shall also be provided in case of large panels. Approval shall be taken for each panel before fabrication. Galvanised hardware with zinc passivation shall be used in fabrication of panels. Motor Control Centre- SET (Loc ; 100 KLD ETP Plant room).

EXTERNAL WORKS

Providing, laying in trenches to correct gradient and alignment and jointing of SWR UPVC pipes having ISI specification IS:15328-2003 class-SN-8 marked make Supreme, Finolex, Kissan, Jain, Prince or equivalent good on them and laying the same in trenches to correct alignment and gradients, cutting and jointing, testing for water tightness and making good the leakages and defects including cost of specials (Specials and Solvent should be of same make as that of pipes) complete in all respects..110mm o/d pipes

Providing, laying in trenches to correct gradient and alignment and jointing of SWR UPVC pipes having ISI specification IS:15328-2003 class-SN-8 marked make Supreme, Finolex, Kissan, Jain, Prince or equivalent good on them and laying the same in trenches to correct alignment and gradients, cutting and jointing, testing for water tightness and making good the leakages and defects including cost of specials (Specials and Solvent should be of same make as that of pipes) complete in all respects..160mm o/d pipes

Providing and fixing in position gully traps fixed in cement concrete 1:4:8 complete with grating 150mm x 150mm cover and frame clear opening 300mm x 300mm and out of side size 330mm x 330mm and chamber including cost of all brick work in cement mortar 1:5 cement concrete 1:2:4 in coping around cover and frame etc. as per standard design minimum depth of water should be 150mm with a minimum seal 50mm. 100mm internal diametre H.C.I gully trap with H.C.I. grating and SFRC cover and frame clear opening 300mm x 300mm and out of side size 330mm x 330mm.

Construction of brick masonry inspection chambers size as given below upto 0.60 metre average depth in 1:5 cement sand mortar, C.C.1:4:8 ( 150mm thick) in foundation, cement concrete 1:2:4 benching 12.5mm thick cement plaster 1:2 with a floating coat of 1mm thick of neat cement, R.C.C. 1:2:4 slabs 100mm thick cement concrete topping 50mm thick with 455mm x455mm, 455mm x 610mm inside R.C.C. inspection chamber cover and frame (Weight as per I.S.I specifications) painted with 3 coats of black bitumastic paint conforming to I.S.I complete as per standard design.Size 450mm x 600mm inside with 455mm x 610mm cover and frame medium duty double seal.

Description of Work / Item(s)

Amount

Screen Chamber, Oil & Grease Chamber, Equalization Tank, Filter Feed Tank, Treated water Tank and Sludge drying Bed.

EARTHWORK AND EXCAVATION

Excavation in Soil (any type) using Hydraulic Excavator CK 90 with hydraulic excavator of 0.9 cum bucket capacity including cutting, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross sections, including all lifts and combined lead upto 30m.

Earth filling

Earth filling under floors with surplus ordinary soil or soil containing gravel or kankar upto 40% excavated from outside the building plinth in 15 cm layers including ramming, watering and consolidating lead upto 30 metres

CENTRING AND SHUTTERING

Shuttering for faces of concrete foundations and foundation beams and plinth beam. (Vertical or battering)

Centering and shuttering for faces of walls, partitions, retaining walls and the like (vertical or battering including attached pilasters buttresses etc.

Centering and shuttering for sides and soffits of beam, beams, launching girders, bressumers, lintels.Ground floor

Centering and shuttering for flat surfaces such as suspended floors, roofs, landings, chajjas, shelves etc.Ground floor

Centring and shuttering for stair cases with sloping with soffits including risers and stringers.Ground floor

P.C.C. AND R.C.C. WORK

Cement concrete 1:3:6 with stone ballast of 40mm guage using concrete mixer volumetric type.

Cement Concrete 1:2:4 with stone ballast or shingle using concrete mixer volumetric type.Ground floor

DESIGN MIX CONCRETE

Reinforced cement concrete M-25 mechanicaly batch mixed using batch type concrete mixer as per IS :1791 and vibrated by needal vibrater but excluding steel reinforcement centring and shuttering in foundation and plinth.

Reinforced cement concrete M-25 mechanicaly batch mixed using batch type concrete mixer as per IS:1791 and vibrated by needle vibrator but excluding steel reinforcement centring and shuttering in superstructure Ground floor

Deduct for using concrete mixer volumetric type where not included in the rates .

Extra for using computerised concrete batch mixing plant including carriage by transit mixer within 1 km lead (note: where concrete mixer is already included in the rate the same shall be deducted )

Extra for pumping charges of Batch Mix Concrete / Ready mix conrete work (RMC)

Extra for carriage of RMC/batch mixed concrete with transit mixture beyond 1st km .

Cold twisted deformed (ribbed/ tor steel) Bars (Fe 500 grade as per IS 1786-1985) for R.C.C. works, where not included in the complete rate of R.C.C. including bending, binding, and placing in position complete.

BRICK WORK

First class burnt brick work laid in cement sand mortar 1:6 in foundation

First class burnt brick work laid in cement sand mortar 1:6 in first storey upto 4m above plinth level

FLOORING & DADO

115 mm thick brick wall with every fourth course reinforced with hoop iron laid in 1:4 cement mortar in superstructure

Conglomerate floor 50mm thick cement concrete topping 1:2:4 .(using mechnical mixer for mixing of material)

Precast chequred tiles of 20mm minimum thickness in ordinary grey cement without chips laid on 20mm thick bed of cement mortar 1:3 with neat cement slurry between joints and over the base for floors, treads of steps and landings

Providing and laying 60 mm thick factory made cement concrete interlocking paver block of M-35 grade machine made rubber moulded smooth finish with strong vibratory process or with vibro- hydraulic compaction machine and of approved size and design / shape laid in Ordinary Grey and pattern over and including 40 mm thick compacted bed of coarse sand, filling the joints with fine sand etc, all complete as per directions of Engineer-in-Charge IS Code 15658 (2006).

Providing & fixing 560 mm, 500 mm and 450 mm internal diametre circular or 450 mm x 600 mm clear inside opening rectangular RCC manhole cover and frame ISI marked as per IS:12592-2002 including carriage from the stores of the Engineer-in-charge to site of work, loading, unloading including stacking and setting the same to correct lines over manholes including cement concrete copping (M:20) around the frame etc. Dia of steel for lifting hook is 16mm. (for EHD and HD).RCC Man hole cover with Frame.560mm i/d RCC man hole cover with frame as per ISI.Medium duty

Foot Rest for Manhole.Providing orange colour safety footrest of minimum 6mm thick plastic encapsulated as per IS:10910 on 12mm dia steel bar confirming to IS: 1786 having minimun cross section as 23mm x 25mm and over all minimum length 263mm and width as 165mm with minimum 112mm space between protruted legs having 2mm tread on top surface by ribbing or chequering besides necessary and adequate anchoring projections on tail length on 138 mm as per standard drawing and suitable to with stand the bend test and chemical resistance test as per specification and having manufacturer's permanent identification mark to be visible even after fixing, including fixing in manholes with 230x150x75cm cement concrete block 1:2:4 (1 cement: 2 sand: 4 stone aggragate) complete as per design.

100 KLD ETP

Design, supply, install, test, and commission a 100 KLD skid-mounted Effluent Treatment Plant (ETP), designed for an average flow of 5 m³/hr. The plant shall be fabricated in MS-EP (5 mm thickness with dual paint coating) and will include all unit operations and processes required for efficient treatment. The system will comprise a Flash Mixer and Flocculator with mechanical agitators, followed by a Primary Clarifier equipped with tube settler media (PVC hexagonal type, 63×750 mm) to enhance solid–liquid separation. The Aeration Tank will operate on the MBBR process with polypropylene cylindrical media (Dia 22 mm × Ht 16 mm, SG 0.9), aided by twin rotary air blowers (250 m³/hr capacity, 12.5 HP, CI construction, V-belt drive, 1W+1S) delivering air through fine bubble EPDM diffusers (63 mm × 610 mm, cylindrical). An Equalization Tank with coarse bubble EPDM diffusers (150 mm disk type) will ensure hydraulic and load balancing. For pumping requirements, the scope shall cover effluent lifting pumps (1 HP, 8 m³/hr @ 12 m head, 1W+1S), filter feed pumps of the same duty, and sludge recirculation pumps (1 HP, 40×40 mm, 10–12 m head), ensuring redundancy and smooth operation. The Filtration Package shall consist of FRP-coated Pressure Sand Filter (PSF) and Activated Carbon Filter (ACF) with uPVC frontal piping, multiport valve, pressure gauges, and media loading, suitable for a flow rate of 7.5 m³/hr. A complete chemical dosing system (Poly, Alum, Caustic) will be supplied for pH correction, coagulation, and flocculation enhancement. All interconnections in CPVC piping with necessary isolation and control valves.

Control Panel

Design, fabrication, assembling, wiring, cabling, supply, installation, testing and commissioning of motor control centre shall be fabricated out of 14 gauge CRCA sheet steel in form in 3b formation with reinforcement of suitable size angle iron, channel ‘T’ sections irons and/or flats wherever necessary. Cable gland plates shall be provided on top as well as at the bottom of the panels. Panels shall be treated with all anticorrosive process before painting as per specifications with 2 coats of red oxide primer and final approved shade of powder coated paint. 2 Nos. earthling terminals shall be provided by client for 3 phase, 4 wire, 50 Hz supply system. Lifting hooks shall also be provided in case of large panels. Approval shall be taken for each panel before fabrication. Galvanised hardware with zinc passivation shall be used in fabrication of panels. Motor Control Centre- SET (Loc ; 100 KLD ETP Plant room).

EXTERNAL WORKS

Providing, laying in trenches to correct gradient and alignment and jointing of SWR UPVC pipes having ISI specification IS:15328-2003 class-SN-8 marked make Supreme, Finolex, Kissan, Jain, Prince or equivalent good on them and laying the same in trenches to correct alignment and gradients, cutting and jointing, testing for water tightness and making good the leakages and defects including cost of specials (Specials and Solvent should be of same make as that of pipes) complete in all respects..110mm o/d pipes

Providing, laying in trenches to correct gradient and alignment and jointing of SWR UPVC pipes having ISI specification IS:15328-2003 class-SN-8 marked make Supreme, Finolex, Kissan, Jain, Prince or equivalent good on them and laying the same in trenches to correct alignment and gradients, cutting and jointing, testing for water tightness and making good the leakages and defects including cost of specials (Specials and Solvent should be of same make as that of pipes) complete in all respects..160mm o/d pipes

Providing and fixing in position gully traps fixed in cement concrete 1:4:8 complete with grating 150mm x 150mm cover and frame clear opening 300mm x 300mm and out of side size 330mm x 330mm and chamber including cost of all brick work in cement mortar 1:5 cement concrete 1:2:4 in coping around cover and frame etc. as per standard design minimum depth of water should be 150mm with a minimum seal 50mm. 100mm internal diametre H.C.I gully trap with H.C.I. grating and SFRC cover and frame clear opening 300mm x 300mm and out of side size 330mm x 330mm.

Construction of brick masonry inspection chambers size as given below upto 0.60 metre average depth in 1:5 cement sand mortar, C.C.1:4:8 ( 150mm thick) in foundation, cement concrete 1:2:4 benching 12.5mm thick cement plaster 1:2 with a floating coat of 1mm thick of neat cement, R.C.C. 1:2:4 slabs 100mm thick cement concrete topping 50mm thick with 455mm x455mm, 455mm x 610mm inside R.C.C. inspection chamber cover and frame (Weight as per I.S.I specifications) painted with 3 coats of black bitumastic paint conforming to I.S.I complete as per standard design.Size 450mm x 600mm inside with 455mm x 610mm cover and frame medium duty double seal.

Description of Work / Item(s)

Amount

Screen Chamber, Oil & Grease Chamber, Equalization Tank, Filter Feed Tank, Treated water Tank and Sludge drying Bed.

EARTHWORK AND EXCAVATION

Excavation in Soil (any type) using Hydraulic Excavator CK 90 with hydraulic excavator of 0.9 cum bucket capacity including cutting, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross sections, including all lifts and combined lead upto 30m.

Earth filling

Earth filling under floors with surplus ordinary soil or soil containing gravel or kankar upto 40% excavated from outside the building plinth in 15 cm layers including ramming, watering and consolidating lead upto 30 metres

CENTRING AND SHUTTERING

Shuttering for faces of concrete foundations and foundation beams and plinth beam. (Vertical or battering)

Centering and shuttering for faces of walls, partitions, retaining walls and the like (vertical or battering including attached pilasters buttresses etc.

Centering and shuttering for sides and soffits of beam, beams, launching girders, bressumers, lintels.Ground floor

Centering and shuttering for flat surfaces such as suspended floors, roofs, landings, chajjas, shelves etc.Ground floor

Centring and shuttering for stair cases with sloping with soffits including risers and stringers.Ground floor

P.C.C. AND R.C.C. WORK

Cement concrete 1:3:6 with stone ballast of 40mm guage using concrete mixer volumetric type.

Cement Concrete 1:2:4 with stone ballast or shingle using concrete mixer volumetric type.Ground floor

DESIGN MIX CONCRETE

Reinforced cement concrete M-25 mechanicaly batch mixed using batch type concrete mixer as per IS :1791 and vibrated by needal vibrater but excluding steel reinforcement centring and shuttering in foundation and plinth.

Reinforced cement concrete M-25 mechanicaly batch mixed using batch type concrete mixer as per IS:1791 and vibrated by needle vibrator but excluding steel reinforcement centring and shuttering in superstructure Ground floor

Deduct for using concrete mixer volumetric type where not included in the rates .

Extra for using computerised concrete batch mixing plant including carriage by transit mixer within 1 km lead (note: where concrete mixer is already included in the rate the same shall be deducted )

Extra for pumping charges of Batch Mix Concrete / Ready mix conrete work (RMC)

Extra for carriage of RMC/batch mixed concrete with transit mixture beyond 1st km .

Cold twisted deformed (ribbed/ tor steel) Bars (Fe 500 grade as per IS 1786-1985) for R.C.C. works, where not included in the complete rate of R.C.C. including bending, binding, and placing in position complete.

BRICK WORK

First class burnt brick work laid in cement sand mortar 1:6 in foundation

First class burnt brick work laid in cement sand mortar 1:6 in first storey upto 4m above plinth level

FLOORING & DADO

115 mm thick brick wall with every fourth course reinforced with hoop iron laid in 1:4 cement mortar in superstructure

Conglomerate floor 50mm thick cement concrete topping 1:2:4 .(using mechnical mixer for mixing of material)

Precast chequred tiles of 20mm minimum thickness in ordinary grey cement without chips laid on 20mm thick bed of cement mortar 1:3 with neat cement slurry between joints and over the base for floors, treads of steps and landings

Providing and laying 60 mm thick factory made cement concrete interlocking paver block of M-35 grade machine made rubber moulded smooth finish with strong vibratory process or with vibro- hydraulic compaction machine and of approved size and design / shape laid in Ordinary Grey and pattern over and including 40 mm thick compacted bed of coarse sand, filling the joints with fine sand etc, all complete as per directions of Engineer-in-Charge IS Code 15658 (2006).

Providing & fixing 560 mm, 500 mm and 450 mm internal diametre circular or 450 mm x 600 mm clear inside opening rectangular RCC manhole cover and frame ISI marked as per IS:12592-2002 including carriage from the stores of the Engineer-in-charge to site of work, loading, unloading including stacking and setting the same to correct lines over manholes including cement concrete copping (M:20) around the frame etc. Dia of steel for lifting hook is 16mm. (for EHD and HD).RCC Man hole cover with Frame.560mm i/d RCC man hole cover with frame as per ISI.Medium duty

Foot Rest for Manhole.Providing orange colour safety footrest of minimum 6mm thick plastic encapsulated as per IS:10910 on 12mm dia steel bar confirming to IS: 1786 having minimun cross section as 23mm x 25mm and over all minimum length 263mm and width as 165mm with minimum 112mm space between protruted legs having 2mm tread on top surface by ribbing or chequering besides necessary and adequate anchoring projections on tail length on 138 mm as per standard drawing and suitable to with stand the bend test and chemical resistance test as per specification and having manufacturer's permanent identification mark to be visible even after fixing, including fixing in manholes with 230x150x75cm cement concrete block 1:2:4 (1 cement: 2 sand: 4 stone aggragate) complete as per design.

100 KLD ETP

Design, supply, install, test, and commission a 100 KLD skid-mounted Effluent Treatment Plant (ETP), designed for an average flow of 5 m³/hr. The plant shall be fabricated in MS-EP (5 mm thickness with dual paint coating) and will include all unit operations and processes required for efficient treatment. The system will comprise a Flash Mixer and Flocculator with mechanical agitators, followed by a Primary Clarifier equipped with tube settler media (PVC hexagonal type, 63×750 mm) to enhance solid–liquid separation. The Aeration Tank will operate on the MBBR process with polypropylene cylindrical media (Dia 22 mm × Ht 16 mm, SG 0.9), aided by twin rotary air blowers (250 m³/hr capacity, 12.5 HP, CI construction, V-belt drive, 1W+1S) delivering air through fine bubble EPDM diffusers (63 mm × 610 mm, cylindrical). An Equalization Tank with coarse bubble EPDM diffusers (150 mm disk type) will ensure hydraulic and load balancing. For pumping requirements, the scope shall cover effluent lifting pumps (1 HP, 8 m³/hr @ 12 m head, 1W+1S), filter feed pumps of the same duty, and sludge recirculation pumps (1 HP, 40×40 mm, 10–12 m head), ensuring redundancy and smooth operation. The Filtration Package shall consist of FRP-coated Pressure Sand Filter (PSF) and Activated Carbon Filter (ACF) with uPVC frontal piping, multiport valve, pressure gauges, and media loading, suitable for a flow rate of 7.5 m³/hr. A complete chemical dosing system (Poly, Alum, Caustic) will be supplied for pH correction, coagulation, and flocculation enhancement. All interconnections in CPVC piping with necessary isolation and control valves.

Control Panel

Design, fabrication, assembling, wiring, cabling, supply, installation, testing and commissioning of motor control centre shall be fabricated out of 14 gauge CRCA sheet steel in form in 3b formation with reinforcement of suitable size angle iron, channel ‘T’ sections irons and/or flats wherever necessary. Cable gland plates shall be provided on top as well as at the bottom of the panels. Panels shall be treated with all anticorrosive process before painting as per specifications with 2 coats of red oxide primer and final approved shade of powder coated paint. 2 Nos. earthling terminals shall be provided by client for 3 phase, 4 wire, 50 Hz supply system. Lifting hooks shall also be provided in case of large panels. Approval shall be taken for each panel before fabrication. Galvanised hardware with zinc passivation shall be used in fabrication of panels. Motor Control Centre- SET (Loc ; 100 KLD ETP Plant room).

EXTERNAL WORKS

Providing, laying in trenches to correct gradient and alignment and jointing of SWR UPVC pipes having ISI specification IS:15328-2003 class-SN-8 marked make Supreme, Finolex, Kissan, Jain, Prince or equivalent good on them and laying the same in trenches to correct alignment and gradients, cutting and jointing, testing for water tightness and making good the leakages and defects including cost of specials (Specials and Solvent should be of same make as that of pipes) complete in all respects..110mm o/d pipes

Providing, laying in trenches to correct gradient and alignment and jointing of SWR UPVC pipes having ISI specification IS:15328-2003 class-SN-8 marked make Supreme, Finolex, Kissan, Jain, Prince or equivalent good on them and laying the same in trenches to correct alignment and gradients, cutting and jointing, testing for water tightness and making good the leakages and defects including cost of specials (Specials and Solvent should be of same make as that of pipes) complete in all respects..160mm o/d pipes

Providing and fixing in position gully traps fixed in cement concrete 1:4:8 complete with grating 150mm x 150mm cover and frame clear opening 300mm x 300mm and out of side size 330mm x 330mm and chamber including cost of all brick work in cement mortar 1:5 cement concrete 1:2:4 in coping around cover and frame etc. as per standard design minimum depth of water should be 150mm with a minimum seal 50mm. 100mm internal diametre H.C.I gully trap with H.C.I. grating and SFRC cover and frame clear opening 300mm x 300mm and out of side size 330mm x 330mm.

Construction of brick masonry inspection chambers size as given below upto 0.60 metre average depth in 1:5 cement sand mortar, C.C.1:4:8 ( 150mm thick) in foundation, cement concrete 1:2:4 benching 12.5mm thick cement plaster 1:2 with a floating coat of 1mm thick of neat cement, R.C.C. 1:2:4 slabs 100mm thick cement concrete topping 50mm thick with 455mm x455mm, 455mm x 610mm inside R.C.C. inspection chamber cover and frame (Weight as per I.S.I specifications) painted with 3 coats of black bitumastic paint conforming to I.S.I complete as per standard design.Size 450mm x 600mm inside with 455mm x 610mm cover and frame medium duty double seal.

Description of Work / Item(s)

Amount

Screen Chamber, Oil & Grease Chamber, Equalization Tank, MBBR-1 Tank and Filter Feed Tank.

EARTHWORK AND EXCAVATION

Excavation in Soil (any type) using Hydraulic Excavator CK 90 with hydraulic excavator of 0.9 cum bucket capacity including cutting, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross sections, including all lifts and combined lead upto 30m.

Earth filling.Earth filling under floors with surplus ordinary soil or soil containing gravel or kankar upto 40% excavated from outside the building plinth in 15 cm layers including ramming, watering and consolidating lead upto 30 metres

CENTRING AND SHUTTERING

Shuttering for faces of concrete foundations and foundation beams and plinth beam. (Vertical or battering)

Centering and shuttering for faces of walls, partitions, retaining walls and the like (vertical or battering including attached pilasters buttresses etc.

Centering and shuttering for sides and soffits of beam, beams, launching girders, bressumers, lintels.Ground floor

Centering and shuttering for flat surfaces such as suspended floors, roofs, landings, chajjas, shelves etc.Ground floor

Centring and shuttering for stair cases with sloping with soffits including risers and stringers.Ground floor

P.C.C. AND R.C.C. WORK

Cement concrete 1:3:6 with stone ballast of 40mm guage using concrete mixer volumetric type.

Cement Concrete 1:2:4 with stone ballast or shingle using concrete mixer volumetric type.Ground floor

DESIGN MIX CONCRETE

Reinforced cement concrete M-25 mechanicaly batch mixed using batch type concrete mixer as per IS :1791 and vibrated by needal vibrater but excluding steel reinforcement centring and shuttering in foundation and plinth.

Reinforced cement concrete M-25 mechanicaly batch mixed using batch type concrete mixer as per IS:1791 and vibrated by needle vibrator but excluding steel reinforcement centring and shuttering in superstructure .Ground floor

Deduct for using concrete mixer volumetric type where not included in the rates .

Extra for using computerised concrete batch mixing plant including carriage by transit mixer within 1 km lead (note: where concrete mixer is already included in the rate the same shall be deducted )

Extra for pumping charges of Batch Mix Concrete / Ready mix conrete work (RMC)

Extra for carriage of RMC/batch mixed concrete with transit mixture beyond 1st km .

Cold twisted deformed (ribbed/ tor steel) Bars (Fe 500 grade as per IS 1786-1985) for R.C.C. works, where not included in the complete rate of R.C.C. including bending, binding, and placing in position complete.

BRICK WORK

First class burnt brick work laid in cement sand mortar 1:6 in foundation

First class burnt brick work laid in cement sand mortar 1:6 in first storey upto 4m above plinth level. Ground floor

115 mm thick brick wall with every fourth course reinforced with hoop iron laid in 1:4 cement mortar in superstructure

FLOORING & DADO

Conglomerate floor 50mm thick cement concrete topping 1:2:4 .(using mechnical mixer for mixing of material)

Precast chequred tiles of 20mm minimum thickness in ordinary grey cement without chips laid on 20mm thick bed of cement mortar 1:3 with neat cement slurry between joints and over the base for floors, treads of steps and landings Ground Floor

Providing and laying 60 mm thick factory made cement concrete interlocking paver block of M-35 grade machine made rubber moulded smooth finish with strong vibratory process or with vibro- hydraulic compaction machine and of approved size and design / shape laid in Ordinary Grey and pattern over and including 40 mm thick compacted bed of coarse sand, filling the joints with fine sand etc, all complete as per directions of Engineer-in-Charge IS Code 15658 (2006).

Providing & fixing 560 mm, 500 mm and 450 mm internal diametre circular or 450 mm x 600 mm clear inside opening rectangular RCC manhole cover and frame ISI marked as per IS:12592-2002 including carriage from the stores of the Engineer-in-charge to site of work, loading, unloading including stacking and setting the same to correct lines over manholes including cement concrete copping (M:20) around the frame etc. Dia of steel for lifting hook is 16mm. (for EHD and HD).RCC Man hole cover with Frame.560mm i/d RCC man hole cover with frame as per ISI.Medium Duty

Foot Rest for Manhole.

Providing orange colour safety footrest of minimum 6mm thick plastic encapsulated as per IS:10910 on 12mm dia steel bar confirming to IS: 1786 having minimun cross section as 23mm x 25mm and over all minimum length 263mm and width as 165mm with minimum 112mm space between protruted legs having 2mm tread on top surface by ribbing or chequering besides necessary and adequate anchoring projections on tail length on 138 mm as per standard drawing and suitable to with stand the bend test and chemical resistance test as per specification and having manufacturer's permanent identification mark to be visible even after fixing, including fixing in manholes with 230x150x75cm cement concrete block 1:2:4 (1 cement: 2 sand: 4 stone aggragate) complete as per design.

100 KLD STP

Design, supply, install, test, and commission a 100 KLD skid-mounted Sewage Treatment Plant (STP), designed for an average flow of 5 m³/hr. The plant shall be fabricated in MS-EP (5 mm thickness with dual-layer paint coating) and will include all process units required for efficient treatment, namely an Aeration Tank, Stabilization Tank, and Secondary Clarifier. Treatment will be based on the MBBR process, using polypropylene cylindrical media (Dia 22 mm × Ht 16 mm, SG 0.9), supported by twin rotary air blowers (300 m³/hr capacity, 12.5 HP, CI construction, 1W+1S) delivering air through fine bubble diffusers (63 mm × 610 mm, EPDM, cylindrical), while an Equalization Tank will be provided with coarse bubble diffusers (150 mm EPDM disk type) for load balancing. For pumping requirements, the package covers sewage lifting pumps (1 HP, 8 m³/hr @ 12 m head, 1W+1S), filter feed pumps of the same duty, and sludge recirculation pumps (1 HP, 40×40 mm, 10–12 m head), ensuring reliability and redundancy. The Secondary Clarifier will be equipped with PVC tube settler media (Hexagonal, 63×750 mm) for enhanced solid–liquid separation. A complete filtration system comprising FRP-coated Pressure Sand Filter (PSF for TSS removal) and Activated Carbon Filter (ACF for odour and colour removal), with uPVC frontal piping, multiport valve, pressure gauges, and accessories, suitable for 7.5 m³/hr flow, will further polish the treated sewage. A dosing system for bio culture and defoaming chemicals will also be included to ensure biological balance and stable operation. All interconnecting CPVC piping and fittings with isolation valves should be supplied, making the system hydraulically complete.

Control Panel

Design, fabrication, assembling, wiring, supply, installation, testing and commissioning of motor control centre shall be fabricated out of 14 gauge CRCA sheet steel in form in 3b formation with reinforcement of suitable size angle iron, channel ‘T’ sections irons and/or flats wherever necessary. Cable gland plates shall be provided on top as well as at the bottom of the panels. Panels shall be treated with all anticorrosive process before painting as per specifications with 2 coats of red oxide primer and final approved shade of powder coated paint. 2 Nos. earthling terminals shall be provided by client for 3 phase, 4 wire, 50 Hz supply system. Lifting hooks shall also be provided in case of large panels. Approval shall be taken for each panel before fabrication. Galvanised hardware with zinc passivation shall be used in fabrication of panels. Motor Control Centre- SET (Loc ; 100 KLD ETP Plant room).

EXTERNAL WORKS

Providing, laying in trenches to correct gradient and alignment and jointing of SWR UPVC pipes having ISI specification IS:15328-2003 class-SN-8 marked make Supreme, Finolex, Kissan, Jain, Prince or equivalent good on them and laying the same in trenches to correct alignment and gradients, cutting and jointing, testing for water tightness and making good the leakages and defects including cost of specials (Specials and Solvent should be of same make as that of pipes) complete in all respects...110mm o/d pipes

Providing, laying in trenches to correct gradient and alignment and jointing of SWR UPVC pipes having ISI specification IS:15328-2003 class-SN-8 marked make Supreme, Finolex, Kissan, Jain, Prince or equivalent good on them and laying the same in trenches to correct alignment and gradients, cutting and jointing, testing for water tightness and making good the leakages and defects including cost of specials (Specials and Solvent should be of same make as that of pipes) complete in all respects..160mm o/d pipes

Providing and fixing in position gully traps fixed in cement concrete 1:4:8 complete with grating 150mm x 150mm cover and frame clear opening 300mm x 300mm and out of side size 330mm x 330mm and chamber including cost of all brick work in cement mortar 1:5 cement concrete 1:2:4 in coping around cover and frame etc. as per standard design minimum depth of water should be 150mm with a minimum seal 50mm.100mm internal diametre H.C.I gully trap with H.C.I. grating and SFRC cover and frame clear opening 300mm x 300mm and out of side size 330mm x 330mm.

Construction of brick masonry inspection chambers size as given below upto 0.60 metre average depth in 1:5 cement sand mortar, C.C.1:4:8 ( 150mm thick) in foundation, cement concrete 1:2:4 benching 12.5mm thick cement plaster 1:2 with a floating coat of 1mm thick of neat cement, R.C.C. 1:2:4 slabs 100mm thick cement concrete topping 50mm thick with 455mm x455mm, 455mm x 610mm inside R.C.C. inspection chamber cover and frame (Weight as per I.S.I specifications) painted with 3 coats of black bitumastic paint conforming to I.S.I complete as per standard design.

Size 450mm x 600mm inside with 455mm x 610mm cover and frame medium duty double seal.

Description of Work / Item(s)

Amount

Screen Chamber, Oil & Grease Chamber, Equalization Tank, MBBR-1 Tank and Filter Feed Tank.

EARTHWORK AND EXCAVATION

Excavation in Soil (any type) using Hydraulic Excavator CK 90 with hydraulic excavator of 0.9 cum bucket capacity including cutting, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross sections, including all lifts and combined lead upto 30m.

Earth filling.Earth filling under floors with surplus ordinary soil or soil containing gravel or kankar upto 40% excavated from outside the building plinth in 15 cm layers including ramming, watering and consolidating lead upto 30 metres

CENTRING AND SHUTTERING

Shuttering for faces of concrete foundations and foundation beams and plinth beam. (Vertical or battering)

Centering and shuttering for faces of walls, partitions, retaining walls and the like (vertical or battering including attached pilasters buttresses etc.

Centering and shuttering for sides and soffits of beam, beams, launching girders, bressumers, lintels.Ground floor

Centering and shuttering for flat surfaces such as suspended floors, roofs, landings, chajjas, shelves etc.Ground floor

Centring and shuttering for stair cases with sloping with soffits including risers and stringers.Ground floor

P.C.C. AND R.C.C. WORK

Cement concrete 1:3:6 with stone ballast of 40mm guage using concrete mixer volumetric type.

Cement Concrete 1:2:4 with stone ballast or shingle using concrete mixer volumetric type.Ground floor

DESIGN MIX CONCRETE

Reinforced cement concrete M-25 mechanicaly batch mixed using batch type concrete mixer as per IS :1791 and vibrated by needal vibrater but excluding steel reinforcement centring and shuttering in foundation and plinth.

Reinforced cement concrete M-25 mechanicaly batch mixed using batch type concrete mixer as per IS:1791 and vibrated by needle vibrator but excluding steel reinforcement centring and shuttering in superstructure .Ground floor

Deduct for using concrete mixer volumetric type where not included in the rates .

Extra for using computerised concrete batch mixing plant including carriage by transit mixer within 1 km lead (note: where concrete mixer is already included in the rate the same shall be deducted )

Extra for pumping charges of Batch Mix Concrete / Ready mix conrete work (RMC)

Extra for carriage of RMC/batch mixed concrete with transit mixture beyond 1st km .

Cold twisted deformed (ribbed/ tor steel) Bars (Fe 500 grade as per IS 1786-1985) for R.C.C. works, where not included in the complete rate of R.C.C. including bending, binding, and placing in position complete.

BRICK WORK

First class burnt brick work laid in cement sand mortar 1:6 in foundation

First class burnt brick work laid in cement sand mortar 1:6 in first storey upto 4m above plinth level. Ground floor

115 mm thick brick wall with every fourth course reinforced with hoop iron laid in 1:4 cement mortar in superstructure

FLOORING & DADO

Conglomerate floor 50mm thick cement concrete topping 1:2:4 .(using mechnical mixer for mixing of material)

Precast chequred tiles of 20mm minimum thickness in ordinary grey cement without chips laid on 20mm thick bed of cement mortar 1:3 with neat cement slurry between joints and over the base for floors, treads of steps and landings Ground Floor

Providing and laying 60 mm thick factory made cement concrete interlocking paver block of M-35 grade machine made rubber moulded smooth finish with strong vibratory process or with vibro- hydraulic compaction machine and of approved size and design / shape laid in Ordinary Grey and pattern over and including 40 mm thick compacted bed of coarse sand, filling the joints with fine sand etc, all complete as per directions of Engineer-in-Charge IS Code 15658 (2006).

Providing & fixing 560 mm, 500 mm and 450 mm internal diametre circular or 450 mm x 600 mm clear inside opening rectangular RCC manhole cover and frame ISI marked as per IS:12592-2002 including carriage from the stores of the Engineer-in-charge to site of work, loading, unloading including stacking and setting the same to correct lines over manholes including cement concrete copping (M:20) around the frame etc. Dia of steel for lifting hook is 16mm. (for EHD and HD).RCC Man hole cover with Frame.560mm i/d RCC man hole cover with frame as per ISI.Medium Duty

Foot Rest for Manhole.

Providing orange colour safety footrest of minimum 6mm thick plastic encapsulated as per IS:10910 on 12mm dia steel bar confirming to IS: 1786 having minimun cross section as 23mm x 25mm and over all minimum length 263mm and width as 165mm with minimum 112mm space between protruted legs having 2mm tread on top surface by ribbing or chequering besides necessary and adequate anchoring projections on tail length on 138 mm as per standard drawing and suitable to with stand the bend test and chemical resistance test as per specification and having manufacturer's permanent identification mark to be visible even after fixing, including fixing in manholes with 230x150x75cm cement concrete block 1:2:4 (1 cement: 2 sand: 4 stone aggragate) complete as per design.

100 KLD STP

Design, supply, install, test, and commission a 100 KLD skid-mounted Sewage Treatment Plant (STP), designed for an average flow of 5 m³/hr. The plant shall be fabricated in MS-EP (5 mm thickness with dual-layer paint coating) and will include all process units required for efficient treatment, namely an Aeration Tank, Stabilization Tank, and Secondary Clarifier. Treatment will be based on the MBBR process, using polypropylene cylindrical media (Dia 22 mm × Ht 16 mm, SG 0.9), supported by twin rotary air blowers (300 m³/hr capacity, 12.5 HP, CI construction, 1W+1S) delivering air through fine bubble diffusers (63 mm × 610 mm, EPDM, cylindrical), while an Equalization Tank will be provided with coarse bubble diffusers (150 mm EPDM disk type) for load balancing. For pumping requirements, the package covers sewage lifting pumps (1 HP, 8 m³/hr @ 12 m head, 1W+1S), filter feed pumps of the same duty, and sludge recirculation pumps (1 HP, 40×40 mm, 10–12 m head), ensuring reliability and redundancy. The Secondary Clarifier will be equipped with PVC tube settler media (Hexagonal, 63×750 mm) for enhanced solid–liquid separation. A complete filtration system comprising FRP-coated Pressure Sand Filter (PSF for TSS removal) and Activated Carbon Filter (ACF for odour and colour removal), with uPVC frontal piping, multiport valve, pressure gauges, and accessories, suitable for 7.5 m³/hr flow, will further polish the treated sewage. A dosing system for bio culture and defoaming chemicals will also be included to ensure biological balance and stable operation. All interconnecting CPVC piping and fittings with isolation valves should be supplied, making the system hydraulically complete.

Control Panel

Design, fabrication, assembling, wiring, supply, installation, testing and commissioning of motor control centre shall be fabricated out of 14 gauge CRCA sheet steel in form in 3b formation with reinforcement of suitable size angle iron, channel ‘T’ sections irons and/or flats wherever necessary. Cable gland plates shall be provided on top as well as at the bottom of the panels. Panels shall be treated with all anticorrosive process before painting as per specifications with 2 coats of red oxide primer and final approved shade of powder coated paint. 2 Nos. earthling terminals shall be provided by client for 3 phase, 4 wire, 50 Hz supply system. Lifting hooks shall also be provided in case of large panels. Approval shall be taken for each panel before fabrication. Galvanised hardware with zinc passivation shall be used in fabrication of panels. Motor Control Centre- SET (Loc ; 100 KLD ETP Plant room).

EXTERNAL WORKS

Providing, laying in trenches to correct gradient and alignment and jointing of SWR UPVC pipes having ISI specification IS:15328-2003 class-SN-8 marked make Supreme, Finolex, Kissan, Jain, Prince or equivalent good on them and laying the same in trenches to correct alignment and gradients, cutting and jointing, testing for water tightness and making good the leakages and defects including cost of specials (Specials and Solvent should be of same make as that of pipes) complete in all respects...110mm o/d pipes

Providing, laying in trenches to correct gradient and alignment and jointing of SWR UPVC pipes having ISI specification IS:15328-2003 class-SN-8 marked make Supreme, Finolex, Kissan, Jain, Prince or equivalent good on them and laying the same in trenches to correct alignment and gradients, cutting and jointing, testing for water tightness and making good the leakages and defects including cost of specials (Specials and Solvent should be of same make as that of pipes) complete in all respects..160mm o/d pipes

Providing and fixing in position gully traps fixed in cement concrete 1:4:8 complete with grating 150mm x 150mm cover and frame clear opening 300mm x 300mm and out of side size 330mm x 330mm and chamber including cost of all brick work in cement mortar 1:5 cement concrete 1:2:4 in coping around cover and frame etc. as per standard design minimum depth of water should be 150mm with a minimum seal 50mm.100mm internal diametre H.C.I gully trap with H.C.I. grating and SFRC cover and frame clear opening 300mm x 300mm and out of side size 330mm x 330mm.

Construction of brick masonry inspection chambers size as given below upto 0.60 metre average depth in 1:5 cement sand mortar, C.C.1:4:8 ( 150mm thick) in foundation, cement concrete 1:2:4 benching 12.5mm thick cement plaster 1:2 with a floating coat of 1mm thick of neat cement, R.C.C. 1:2:4 slabs 100mm thick cement concrete topping 50mm thick with 455mm x455mm, 455mm x 610mm inside R.C.C. inspection chamber cover and frame (Weight as per I.S.I specifications) painted with 3 coats of black bitumastic paint conforming to I.S.I complete as per standard design.

Size 450mm x 600mm inside with 455mm x 610mm cover and frame medium duty double seal.

Description of Work / Item(s)

Amount

Operations and Management Cost per ETP/ STP Plant for 5 years

Manpower: Deployment of qualified and experienced manpower for day-to-day operation and maintenance of five (5) Sewage Treatment Plants / Effluent Treatment Plants, ensuring uninterrupted operation as per statutory norms of CPCB/SPCB. The contractor shall be responsible for deployment, salaries, ESI, EPF, insurance, statutory compliance, uniforms, and other benefits as per prevailing labour law. Note: The number of manpower shifts may be varied (increased or decreased) as per the operational requirements communicated by the end-user from time to time. The bidder shall be obligated to deploy the requisite manpower accordingly, without any delay, at the same per person per month rate as quoted in the financial bid. No additional claim shall be entertained on account of such variation.

Operator Deployment of skilled operators (ITI/ Diploma in Mechanical/ Electrical/ Chemical/ Environment Engineering or equivalent, with minimum 2 years’ experience in STP/ETP operation) for 24hrs operation of the plant on three shift basis to operate blowers, pumps, agitators, dosing systems, aeration systems, and electrical panels. Operators shall maintain logbooks, records of flow/DO/pH/MLSS, and ensure plant runs within consent parameters.

1st year

2nd year

3rd year

4th year

5th year

Sewer Man Deployment of unskilled/semi-skilled sewer man for routine cleaning of bar screens, grit chambers, pipelines, tanks, removal of sludge/scum, housekeeping of plant area, desludging operations, and assisting operators in routine plant activities. Safety gear and PPE for confined space entry must be provided.

1st year

2nd year

3rd year

4th year

5th year

Supervisor Deployment of experienced supervisor/engineer (Graduate/Diploma in Environmental/Chemical Engineering with at least 5 years’ STP/ETP O&M experience) to oversee manpower deployment, ensure compliance of operation, daily reporting, chemical consumption monitoring, and liaison with statutory authorities.

1st year

2nd year

3rd year

4th year

5th year

Chemicals: Supply, storage, and dosing of approved grade chemicals as per plant process requirement, ensuring uninterrupted operation and treated water quality compliance. Chemicals shall conform to IS specifications and be delivered in sealed containers with test certificates.

Alum (Aluminium Sulphate) Supply of Alum (Ferric/Non-Ferric, commercial grade, IS:260-2001 compliant) in granular or powder form, used for coagulation/clarification in STP/ETP. Quantity as per actual requirement at site, including loading, unloading, and safe storage.

1st year

2nd year

3rd year

4th year

5th year

Lime Supply of Hydrated Lime (Ca(OH)₂, IS:1540 Grade, 85% purity minimum) for pH correction, coagulation, and sludge conditioning in STP/ETP plants. Quantity as per actual requirement at site.

1st year

2nd year

3rd year

4th year

5th year

Cationic Polyelectrolyte Supply of High Molecular Weight Cationic Polyelectrolyte (liquid/powder, food grade, IS:7989/ASTM D1693 compliant) for sludge dewatering, settling enhancement, and tertiary treatment applications. To be supplied in factory-sealed bags/barrels, with MSDS and test certificate.

1st year

2nd year

3rd year

4th year

5th year

Maintenance and Repair: Routine and preventive maintenance of electromechanical equipment, civil structures, pipelines, and instruments to ensure smooth plant operation including housekeeping. Breakdown maintenance shall be attended on priority to minimize downtime. All repair works shall be recorded in logbook and approved by Engineer-in-Charge.

Monthly Maintenance and Repair (Per Plant/ Per Month) Monthly servicing of pumps, blowers, agitators, gearboxes, air diffusers, MCC panels, valves, pipelines, level sensors, pH/DO meters, and associated electrical/mechanical equipment. Includes preventive checks, lubrication, tightening, replacement of worn-out parts (minor spares, consumables, and fasteners), leak-proofing, painting, and housekeeping. Breakdown maintenance shall be attended on priority to minimize downtime.

1st year

2nd year

3rd year

4th year

5th year

Midha Builders (BID ID -920121)

Midha Builders (BID ID -920121)

Midha Builders (BID ID -920121)

Midha Builders (BID ID -920121)

Midha Builders (BID ID -920121)

Midha Builders (BID ID -920121)