Invitation to Bid - Design, planning and preparation of master plan for Sewerage Network scheme in town including surveying with total station instruments, establish the control point with DGPS in project area, transfer level of control points at strategic locations such as pumping plant, Manhole Sewerage etc, preparation of design report of sewerage network/ rising main with latest design software. submission of all survey data, and design report including all necessary maps in hardcopy as well as in softcopy in triplicate as per direction of E/I.(Topographical survey, Geotechnical investigation, design of sewerage system and other preconstruction works.) Vetted from NIT/IIT. in BIHAR

Clearing jungle including uprooting of rank vegetation ,grass, brush wood, trees and saplings of girth upto 30 cm measured at a height of 1 m above ground level and removal of rubbish upto a distance of 50 m outside the periphery of the area cleared.

Supplying and Filling in plinth with local sand and under floors including, watering, ramming consolidating and dressing complete.

Spreading of sludge, dump manure or/and good earth in required thickness (Cost of sludge, dump manure or/and good earth to be paid separately).

Excavation for Structures (Earth work in excavation of foundation of structures as per drawing and technical speci?cation, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and back?lling with approved material.) Ordinary soil (Depth upto 1.5 m)

Extra for every additional lift of 1.5 m or part thereof in : (Depth 3 m to 4.5 m)

Excavation for Structures (Earth work in excavation of foundation of structures as per drawing and technical speci?cation, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and back?lling with approved material.) Hard rock/ Ordinary Rock (blasting prohibited) (Depth upto 1.5 m)

Extra for every additional lift of 1.5 m or part thereof in: Ordinary or hard rock (Depth 3 m to 4.5 m)

Pumping out water caused by springs, tidal or river seepage, broken water mains or drains and the like.

Open timbering in trenches including strutting and shoring complete (Measurements to be taken of the face area timbered). Depth exceeding 1.5 m but not exceeding 3 m

Close timbering over areas including strutting, shoring and packing, cavities (wherever required) etc. complete (Measurements to be taken of the face area timbered): Depth exceeding 1.5 m but not exceeding 3 m

Extra for planking, strutting and packing materials for cavities (in close timbering) if required to be left permanently in position (Face area of timber permanently left to be measured)

Open timbering in case of shafts, wells, cesspits, manholes and the like including strutting and shoring complete (measurements to be taken of the face area timbered): Depth exceeding 3 m but not exceeding 4.5 m

75 mm thick back filling for pitching including supplying of required materials and consolidation etc. complete with: Moorum

Providing and laying in position cement concrete of specified grade exluding the cost of centring and shuttering-all work upto plinth level. 1:3:6 (1 Cement; 3 coarse sand :6 graded stone aggregate 40 mm nominal size)

Item No. 5 :Corrugated DWC HDPE pipes (non-pressure pipes): Providing and supplying of Class SN8 Structured Wall polyethelene Piping systems (Pipe with online/offline coupler and elastomeric sealing ring) with non-smooth External Annular Corrugated and Smooth Internal Surfaces (Double Wall) for non-pressure underground Sewerage & Drainage application as per EN:13476-3 including all local and central taxes, transportation, freight charges, octroi, inspection charges, loading, unloading, conveyance to the departmental stores etc. complete.(ID Dia) 200mm dia DWC HDPE Pipe

Providing and supplying of Class SN8 Structured Wall polyethelene Piping systems (Pipe with online/offline coupler and elastomeric sealing ring) with non-smooth External Annular Corrugated and Smooth Internal Surfaces (Double Wall) for non-pressure underground Sewerage & Drainage application as per EN:13476-3 including all local and central taxes, transportation, freight charges, octroi, inspection charges, loading, unloading, conveyance to the departmental stores etc. complete.(ID Dia) 300mm dia DWC HDPE Pipe

Providing and supplying ISI Standard R.C.C. pipes(of Sulphate Resisting Cement) in standard lengths of following class and diameter suitable for either collar joints or rubber ring joints including all taxes, insurance, transportation, freight charges, octroi, inspection charges, loading, unloading, conveyance to departmental stores, stacking etc. complete. (IS - 458/ 1989) Class NP3 Test Pressure 0.7 Kg/sq.cm 450mm dia NP3

Providing and supplying ISI Standard R.C.C. pipes(of Sulphate Resisting Cement) in standard lengths of following class and diameter suitable for either collar joints or rubber ring joints including all taxes, insurance, transportation, freight charges, octroi, inspection charges, loading, unloading, conveyance to departmental stores, stacking etc. complete. (IS - 458/ 1989) Class NP3 Test Pressure 0.7 Kg/sq.cm 600mm dia NP3

Providing and supplying ISI Standard R.C.C. pipes(of Sulphate Resisting Cement) in standard lengths of following class and diameter suitable for either collar joints or rubber ring joints including all taxes, insurance, transportation, freight charges, octroi, inspection charges, loading, unloading, conveyance to departmental stores, stacking etc. complete. (IS - 458/ 1989) Class NP3 Test Pressure 0.7 Kg/sq.cm 800mm dia NP3

Providing and supplying ISI Standard R.C.C. pipes(of Sulphate Resisting Cement) in standard lengths of following class and diameter suitable for either collar joints or rubber ring joints including all taxes, insurance, transportation, freight charges, octroi, inspection charges, loading, unloading, conveyance to departmental stores, stacking etc. complete. (IS - 458/ 1989) Class NP3 Test Pressure 0.7 Kg/sq.cm 1000mm dia NP3

Item No. 10 L,L& J of Corruguated DWC HDPE Pipes (Gravity Line): Lowering, laying and jointing of class SN 8 structured wall ( External Annular Corrugated & Smooth Internal surface) Polyethylene Piping and fittings with the help of coupler ( on line / off line ) attached with one end of pipes, sliding over the elastomeric sealing rubber ring placed on the specified valley of the corrugation at the spigot end, lowering the same into the trench at all level, laying on the lower bedding (constructed at bottom of trenches) at prescribed gradient,depth & alignment ,testing the water tightness of the joints, ensuring the continuity tests of specified pipe segments etc. complete as per drawing,specifications & detailed engineering, including carriage of pipes & fittings from site stacks to the place of laying etc. as per direction of Engineer-in-charge. 250mm dia DWC HDPE Pipe

Item No. 10 L,L& J of Corruguated DWC HDPE Pipes (Gravity Line): Lowering, laying and jointing of class SN 8 structured wall ( External Annular Corrugated & Smooth Internal surface) Polyethylene Piping and fittings with the help of coupler ( on line / off line ) attached with one end of pipes, sliding over the elastomeric sealing rubber ring placed on the specified valley of the corrugation at the spigot end, lowering the same into the trench at all level, laying on the lower bedding (constructed at bottom of trenches) at prescribed gradient,depth & alignment ,testing the water tightness of the joints, ensuring the continuity tests of specified pipe segments etc. complete as per drawing,specifications & detailed engineering, including carriage of pipes & fittings from site stacks to the place of laying etc. as per direction of Engineer-in-charge. 400mm dia DWC HDPE Pipe

Lowering, laying and jointing R. C. C. pipes in C. M. 1:1 1/2 of following diameters in proper position, grade and alignment at all level as directed by Engineer-in-charge including conveyance from stores to site of work, labour, giving hydraulic testing as per ISI code. Class NP2, NP3, NP4 500mm dia RCC Pipe

Lowering, laying and jointing R. C. C. pipes in C. M. 1:1 1/2 of following diameters in proper position, grade and alignment at all level as directed by Engineer-in-charge including conveyance from stores to site of work, labour, giving hydraulic testing as per ISI code. Class NP2, NP3, NP4 700mm dia RCC Pipe

Lowering, laying and jointing R. C. C. pipes in C. M. 1:1 1/2 of following diameters in proper position, grade and alignment at all level as directed by Engineer-in-charge including conveyance from stores to site of work, labour, giving hydraulic testing as per ISI code. Class NP2, NP3, NP4 900mm dia RCC Pipe

Providing and laying S&S Centrifugally Cast (Spun) / Ductile Iron Pipes conforming to IS : 8329 : 500 mm dia Ductile Iron Class K-9 pipes (From IPS to Manhole)

Providing, jointing, laying, testing and commissioning of HDPE PE100/PN-6 (suitable for pulling method for jointing) pipes for sewer line as per IS-14333 by trenchless method adopting any suitable technology below ground at required depth including carriage etc. complete in all respect, construction of thrust pit and receiving pit of required size upto 3 metre depth and soil investigation, making suitable arrangement for barricading of pits, traffic diversion, lights, traffic permission from relevant authority (though department will assist in getting the permission), refilling of pits in compacted layers of 150 mm including disposal of surplus material with all lift and lead upto 50 metre as per specification and the direction of the Engineer. 500 mm dia(in soft/hard/sandy strata soil)

Providing, transportation, lowering and fixing Precast RCC circular type manhole 0.91m internal dia at bottom and 0.56m dia at top made up of precast monolithic base, modular riser, and top cone in M-30 grade Cement Concrete placed, reinforcement as per drawing (minimum 100Kg/ Cum of Concrete) and aligned to provide vertical sides, with O ring rubber gasket at each joint, water tight and adjustment rings over top cone, complete with GRP/ FRP (Heavy Duty) type manhole cover, orange colour safety foot rest of minimum 6 mm thick plastic encapsulated as per IS : 10910 on 12mm dia steel bar conforming to IS : 1786 having minimum cross section as 23 mmx25mm and over all minimum length 263 mm and width as 165mmwith minimum 112 mm space between protruded legs having 2 mm 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 specifications and having manufacture's permanent identification mark to be visible even after fixing as per drawing and all connections shall have a watertight seal between the pipe and the manhole complete as per standard design for depth of 0.91m including benching cement concrete of 1 : 2 : 4 (1 cement : 2 sand : 4 stone aggregate 20 mm nominal size) as per site requirements. Manhole of depth 0.91 m

Providing, transportation, lowering and fixing Precast RCC circular type manhole1.22m internal dia at bottom and 0.56m dia at top made up of precast monolithic base, modular riser, and top cone in M-30 grade Cement Concrete placed, reinforcement as per drawing and aligned to provide vertical sides, with O ring rubber gasket at each joint, water tight and adjustment rings over top cone, complete with GRP/ FRP (Heavy Duty) type manhole cover, orange colour safety foot rest of minimum 6 mm thick plastic encapsulated as per IS : 10910 on 12mm dia steel bar (minimum 100Kg/ Cum of Concrete) conforming to IS : 1786 having minimum cross section as 23 mmx25mm and over all minimum length 263 mm and width as 165mm with minimum 112 mm space between protruded legs having 2 mm 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 specifications and having manufacture's permanent identification mark to be visible even after fixing as per drawing and all connections shall have a watertight seal between the pipe and the manhole complete as per standard design for depth of 1.68 m including benching cement concrete of 1 : 2 : 4 (1 cement : 2 sand : 4 stone aggregate 20 mm nominal size) as per site requirements. Manhole of depth 1.68 m as per drawing and direction of Engineer

Providing, transportation, lowering and fixing Precast RCC circular type manhole 1.52m internal dia at bottom and 0.56m dia at top made up of precast monolithic base, modular riser, and top cone in M-30 grade Cement Concrete placed, reinforcement as per drawing (minimum 100Kg/ Cum of Concrete) and aligned to provide vertical sides, with O ring rubber gasket at each joint, water tight and adjustment rings over top cone, complete with GRP/ FRP (Heavy Duty) type manhole cover, orange colour safety foot rest of minimum 6 mm thick plastic encapsulated as per IS : 10910 on 12mm dia steel bar conforming to IS : 1786 having minimum cross section as 23 mmx25mm and over all minimum length 263 mm and width as 165mm with minimum 112 mm space between protruded legs having 2 mm 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 specifications and having manufacture's permanent identification mark to be visible even after fixing as per drawing and all connections shall have a watertight seal between the pipe and the manhole complete as per standard design for depth of 2.30 m including benching cement concrete of 1 : 2 : 4 (1 cement : 2 sand : 4 stone aggregate 20 mm nominal size) as per site requirements. Manhole of depth 2.3 m as per drawing and direction of Engineer.

Providing, transportation, lowering and fixing Precast RCC Rectangular type Chamber of internal dimension 455x610 mm made up of precast monolithic in M-35 grade Cement Concrete placed, reinforcement as per drawing (minimum 100Kg/ Cum of Concrete) and aligned to provide vertical sides, water tight and adjustment rings over top, complete with 455x610 mm rectangular C.I. cover (light duty) the weight of the cover to be not less than 23 kg as per IS : 10910 on 12mm dia steel bar conforming to IS : 1786 stand the bend test and chemical resistance test as per specifications and having manufacture's permanent identification mark to be visible even after fixing as per drawing and all connections shall have a watertight seal between the pipe and the Chamber complete as per standard design for depth of 0.5 m including benching cement concrete of 1 : 2 : 4 (1 cement : 2 sand : 4 stone aggregate 20 mm nominal size) as per site requirements.

Item No. 5 :Corrugated DWC HDPE pipes (non-pressure pipes): Providing and supplying of Class SN8 Structured Wall polyethelene Piping systems (Pipe with online/offline coupler and elastomeric sealing ring) with non-smooth External Annular Corrugated and Smooth Internal Surfaces (Double Wall) for non-pressure underground Sewerage & Drainage application as per EN:13476-3 including all local and central taxes, transportation, freight charges, octroi, inspection charges, loading, unloading, conveyance to the departmental stores etc. complete.(ID Dia) 150 mm dia DWC HDPE Pipe (From Chamber to Manhole)

Providing and supplying in standard length ISI mark rigid unplasticised PVC pipes suitable for potable water with ring fit joint including cost of rings, as per IS specification no. 4985/1988 including all local and central taxes, transportation, freight charges, octroi, inspection charges, loading, unloading, conveyance to the departmental stores and including cost of jointing meterial etc. complete. 1.One coupler / ring shall be provided with each full length pipe cost of which is included in rates below. 2. 2. 3% (Three) Discounted rate to be consider for Coupler jointed pipe. 3. Rate for PVC Resin as Rs. 85081.24 P. V. C. 6 Kg/cm2 (Fabricated) 160 mm (Household to Chamber)

Dismantling of Flexible Pavements (Dismantling of ?exible pavements and disposal of dismantled materials up to a lead of 1000 metres, stacking serviceable and unserviceable materials separately): By Mechanical Means

Construction of granular sub-base by providing close graded Material conforming to specifications, mixing in a mechanical mix plant at OMC, carriage of mixed material by tippers to work site, for all leads & lifts, spreading in uniform layers of specified thickness with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per specifications and directions of Engineer-in-Charge.

Providing and laying Bituminous concrete using crushed stone aggregates of specified grading, premixed with bituminous binder and filler, transporting the hot mix to work site by tippers, laying with paver finisher equiped with electronic sensor to the required grade, level and alignment and rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction and density as per specification, complete and as per directions of Engineer-in-Charge. 40/50 mm compacted thickness with bitumen of grade VG- 30 @ 5.5% (percentage by weight of total mix) and lime filler @ 3% (percentage by weight of Aggregate) prepared in Batch Type Hot Mix Plant of 100-120 TPH capacity.

Construction of dry lean cement concrete sub base over a prepared sub-grade with coarse and fine aggregate conforming to IS:383, the size of coarse aggregate not exceeding 25 mm, aggregate cement ratio not to exceed 15:1, aggregate gradation after blending to be as per specifications, cement content not to be less than 150 Kg/cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 Mpa at 7 days, mixed in a batching plant, transported to site, for all leads & lifts, laid with a mechanical paver, compacting with 8-10 tonne vibratory roller, finishing and curing etc. complete as per direction of Engineer- in- charge.

Removal of Telephone / Electric Poles and Lines (Removal of telephone / Electric poles including excavation and dismantling of foundation concrete and lines under the supervision of concerned department, disposal with all lifts and up to a lead of 1000 metres and stacking the serviceable and unserviceable material separately.)

Dismantling of CI Water Pipe Line (Dismantling of CI water pipe line 600 mm dia includin disposal with all lifts and lead upto 1000 metres and stacking of serviceable material and unserviceable material separately under supervision of concerned department.)

Providing and erecting 2.00 metre high temporary barricading at site as per drawing/ direction of Engineer-in-Charge which includes writing and painting, arrangement for traffic diversion such as traffic signals during construction at site for day and night, glow lamps, reflective signs, marking, flags, caution tape as directed by the Engineer-in- Charge. The barricading provided shall be retained in position at site continuously i/c shifting of barricading from one location to another location as many times as required during the execution of the entire work till its completion. Rate include its maintenance for damages, painting, all incidentals, labour materials, equipments and works required to execute the job. The barricading shall not be removed without prior approval of Engineer-in-Charge: (Note :- One time payment shall be made for providing barricadin from start of work till completion of work i/c shifting. The barricading provided shall remain to be the property of the contractor on completion of the work). (Considering 5% of total lenght)

Providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, butments, pillars, post. struts, buttresses, string or lacing courses,parapets, coping,bed blocks, anchor blocks, plin window sills, fillets etc. upt floor five level excluding the cost of centring,shuttering and finishing: 1:1:2 (1 Cement:1 coarse sand : 2 graded stone aggregate 20 mm nominal size)

Providing and laying damp-proof Course 50 mm thick with cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size)

Construction of dry lean cement concrete sub base over a prepared sub-grade with coarse and fine aggregate conforming to IS:383, the size of coarse aggregate not exceeding 25 mm, aggregate cement ratio not to exceed 15:1, aggregate gradation after blending to be as per specifications, cement content not to be less than 150 Kg/cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 Mpa at 7 days, mixed in a batching plant, transported to site, for all leads & lifts, laid with a mechanical paver, compacting with 8-10 tonne vibratory roller, finishing and curing etc. complete as per direction of Engineer- in- charge.

Providing and laying at or near ground level factory made kerb stone of M-25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar 1:3 (1 cement: 3 coarse sand), including making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5mm), including making drainage opening wherever required complete etc. as per direction of Engineer-in-charge (length of finished kerb edging shall be measured for payment). (Precast C.C. kerb stone shall be approved by Engineer-in-charge).

Brick work with bricks of class designation 100A in foundations and plinth in : Cement mortar 1:4 (1 cement: 4 coarse sand ) Extra for Brick work in superstructure above plinth level upto floor V cum

Centring and shuttering including trutting, propping etc. and removal of form for. Foundations, footings, bases of columns etc. for mass concrete.

Centring and shuttering including trutting, propping etc. and removal of form for. Columns,Pillars, Piers, Abutments, Posts and Struts

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

Structural steel work in singal section fixed without connecting plate including cutting.hoisting,fixing in position and applying a priming coat of approved steel primer all complete.

Providing and laying in position specified grade of reinforced cement concrete excluding the cost of centring,shuttering,finishing and reinforcement-All work puto plinth level 1:2:4 (1Cement: 2 coarse sand:4 graded stone aggregate 20 mm nominal size)

Reinforcement for R.C.C. work including traightening, cutting, bending,placing in position and binding all complete: Thermo-Mechanically Treated bars TMTC-500-10mm dia.

Comprehensive Operation and Maintenance Cost for Sewerage Network For 10 Year: Deployment of manpower, supply of all chemicals, checking of status of supply in fed up area, repairing of leakages, maintaining log book at all pumping stations, submission of daily / weekly / monthly and yearly report of water quality, tested by district laboratories, replacing the damaged parts of any machinery / the machinery as a whole, annual / bi-annual maintenance of all built-up / installed civil/mechanical/electrical structures / units under the scheme , including round-the clock watch & ward for 120 calendar months from the date of completion of trial run. Regular O&M of Sewerage network, manholes, household connection chambers etc. O & M cost for the first 12 calendar months

Comprehensive Operation and Maintenance Cost for Sewerage Network For 10 Year: Deployment of manpower, supply of all chemicals, checking of status of supply in fed up area, repairing of leakages, maintaining log book at all pumping stations, submission of daily / weekly / monthly and yearly report of water quality, tested by district laboratories, replacing the damaged parts of any machinery / the machinery as a whole, annual / bi-annual maintenance of all built-up / installed civil/mechanical/electrical structures / units under the scheme , including round-the clock watch & ward for 120 calendar months from the date of completion of trial run. Regular O&M of Sewerage network, manholes, household connection chambers etc. O & M cost for the Third 12 calendar months

Comprehensive Operation and Maintenance Cost for Sewerage Network For 10 Year: Deployment of manpower, supply of all chemicals, checking of status of supply in fed up area, repairing of leakages, maintaining log book at all pumping stations, submission of daily / weekly / monthly and yearly report of water quality, tested by district laboratories, replacing the damaged parts of any machinery / the machinery as a whole, annual / bi-annual maintenance of all built-up / installed civil/mechanical/electrical structures / units under the scheme , including round-the clock watch & ward for 120 calendar months from the date of completion of trial run. Regular O&M of Sewerage network, manholes, household connection chambers etc. O & M cost for the Fifth 12 calendar months

Comprehensive Operation and Maintenance Cost for Sewerage Network For 10 Year: Deployment of manpower, supply of all chemicals, checking of status of supply in fed up area, repairing of leakages, maintaining log book at all pumping stations, submission of daily / weekly / monthly and yearly report of water quality, tested by district laboratories, replacing the damaged parts of any machinery / the machinery as a whole, annual / bi-annual maintenance of all built-up / installed civil/mechanical/electrical structures / units under the scheme , including round-the clock watch & ward for 120 calendar months from the date of completion of trial run. Regular O&M of Sewerage network, manholes, household connection chambers etc. O & M cost for the seventh 12 calendar months

Comprehensive Operation and Maintenance Cost for Sewerage Network For 10 Year: Deployment of manpower, supply of all chemicals, checking of status of supply in fed up area, repairing of leakages, maintaining log book at all pumping stations, submission of daily / weekly / monthly and yearly report of water quality, tested by district laboratories, replacing the damaged parts of any machinery / the machinery as a whole, annual / bi-annual maintenance of all built-up / installed civil/mechanical/electrical structures / units under the scheme , including round-the clock watch & ward for 120 calendar months from the date of completion of trial run. Regular O&M of Sewerage network, manholes, household connection chambers etc. O & M cost for the Ninth 12 calendar months

CARRIAGE OF MATERIALS- Coarse Sand (lead 40 KM)

CARRIAGE OF MATERIALS- Stone Chips (lead 109 KM)

CARRIAGE OF MATERIALS- Disposal/earth (lead 3km)

Extra Carriage Cost Cement

Dismantling of CI Water Pipe Line (Dismantling of CI water pipe line 600 mm dia includin disposal with all lifts and lead upto 1000 metres and stacking of serviceable material and unserviceable material separately under supervision of concerned department.)

Providing and fixing in position pre-cast R.C.C. manhole cover and frame of required shape and approved quality Circular shape 560 mm internal diameter

Desilting: Removal of unserviceable soil: Removal of unserviceable soil including excavation, loading and disposal upto 1000 metres lead but excluding replacement by suitable soil which shall be paid separately as per clause 305.)

Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.

Extra for providing and mixing water proofing material in proportion recommended by the manufacturers: 20 mm cement plaster 1:3(1 cement:3 sand)

Supplying and Filling in plinth with local sand and under floors including, watering, ramming consolidating and dressing complete.

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering-all work upto plinth level. 1:3:6 (1 Cement: 3 coarse sand : 6 graded stone aggregate 20 mm nominal size)

Providing and laying in position machine batched, machine mixed and machine vibrated design mix cement concrete of specified grade for reinforced cement concrete structural elements, excluding the cost of centring, shuttering finishing and reinforcement, M-20 grde reinforcd cement concrete. Walls columns, pillars, posts cind struts

Centring and shuttering including strutting, propping etc. and removal of form for. Foundations, footings, bases of columns etc. for mass concrete.

Centring and shuttering including strutting, propping etc. and removal of form for Suspended floors, roots, landings, balcnies and access platform.

Reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete. Thermo-Mechanically Treated bars TMTC-500-10mm dia.

Providing and fixing in position pre-cast R.C.C. manhole cover and frame of required shape and approved quality L D- 2.5 Rectangular shape 600x450 mm internal dimensions

Carriage Of Material-Coarse Sand (40km)

Carriage Of Material-Cement

Extra Carriage Cost- Cement

O & M cost including Spare Parts, tools and tackles Manpower, repair & maintenance of civil works, electromechanical works and all other costs related to operation and maintenance of Two 12 MLD IPS facility but excluding energy consumption. 1ST Year

O & M cost including Spare Parts, tools and tackles Manpower, repair & maintenance of civil works, electromechanical works and all other costs related to operation and maintenance of Two 12 MLD IPS facility but excluding energy consumption. 3rd Year

O & M cost including Spare Parts, tools and tackles Manpower, repair & maintenance of civil works, electromechanical works and all other costs related to operation and maintenance of Two 12 MLD IPS facility but excluding energy consumption. 5th Year

O & M cost including Spare Parts, tools and tackles Manpower, repair & maintenance of civil works, electromechanical works and all other costs related to operation and maintenance of Two 12 MLD IPS facility but excluding energy consumption. 7th Year

O & M cost including Spare Parts, tools and tackles Manpower, repair & maintenance of civil works, electromechanical works and all other costs related to operation and maintenance of Two 12 MLD IPS facility but excluding energy consumption. 9th Year

Design, construction, supply of equipment, erection of equipment, civil, electro mechanical and instrumentation control works, including testing, commissioning and 3 months trial and run of 25 MLD STP & MPS along with office building, staff quarter,lab & equipment, water supply drainage,sewerage, internal & external electrification,UV disinfection, disposal of treated effluent, SITC of PLC/SCADA along with necessary instruementations, cabling etc with communicating to main PLC at STP for entire works as per specification mentioned in the bid document/ as per direction of E/I. and online monitoring system in ABD area of Biharsharif Under Smart City Mission with appropriate and cost effective technology.

O & M cost including Spare Parts, tools and tackles Manpower, repair & maintenance of civil works, electromechanical works and all other costs related to operation and maintenance of 25 MLD STP facility but excluding energy consumption. 2nd Year

O & M cost including Spare Parts, tools and tackles Manpower, repair & maintenance of civil works, electromechanical works and all other costs related to operation and maintenance of 25 MLD STP facility but excluding energy consumption. 4th Year

O & M cost including Spare Parts, tools and tackles Manpower, repair & maintenance of civil works, electromechanical works and all other costs related to operation and maintenance of 25 MLD STP facility but excluding energy consumption. 6th Year

O & M cost including Spare Parts, tools and tackles Manpower, repair & maintenance of civil works, electromechanical works and all other costs related to operation and maintenance of 25 MLD STP facility but excluding energy consumption. 8th Year

O & M cost including Spare Parts, tools and tackles Manpower, repair & maintenance of civil works, electromechanical works and all other costs related to operation and maintenance of 25 MLD STP facility but excluding energy consumption. 10th Year