Mandalsera water supply scheme

Amount

Design , testing soil bearing capacity & Construction of RCC dry Intake Well cum pump house as per latest BIS codes of Internal dia meter 8.0 Mtr and 13.5 mtr height of well steining with RCC M 30 Grade and 1.5 mtr wide approach Bridge to intake as per requirement at site including reinforcement and shuttering as per design including supply of all matarial,labour, T&P scaffolding , shuttering, mechinary etc required for completion of work complete as per conceptual drawing. Outside circumference of Intake Well to be covered with chicken wire mesh alongwith 2.5 cm concrete to avoid water seepage through wall steining shuttering joints. Hydraulic and structural design of Intake well cum pump house and preparation of drawing Diversioin of stream by any means to get working conditions at site.Execavation in any type of soil mix with shingle , boulder , etc or in any type of rock up to required depth as per design Timbering of any type required for excavation upto desired depth Dewatering of water required upto any extent to keep excavated pit dry for construction works.Lean concrete of grade 1:3:6 with 40 mm gauge stone ballast and local sand below raft foundation of well RCC in raft foundation including reinforcement , shuttering etc as per design RCC in well steining including reinforcement and shuttering as per design.RCC in Deckslab of well including 1.00 m wide balcony all arround including reinforcement, shuttering as per design, deckslab will also have provision of opening for lowering of pumps and railing to the opening Spiral RCC / MS stair case of 90 cm width with suitable landing and GI pipe railing complete from deckslab to floor inside Intake well RCC in 1.5 mtr wide approach Bridge(at plinth level of pump house ,approximate length is 20 mtr, however it may vary at actual site condition for which no price adjustment will be applicable) to Intake Well including reinforcement and shuttering as per design Construction of 8.0 mtr Internal dia pump house of brick work with conical / slanting RCC roof with clear minimum height of 4.5 mtr on edge as per design including mild steel door frame with steel /MS "Z" section glazed and mosquito proof window/ vantilators with gaurd bar in required numbers for proper access and vantilation, plastering inside & outside ,external plaster may have some ornamental finish for aesthetic look, inside distempering, out side acrylic painting (apex or equivalant ), synthetic enamal painting on steel / wooden surface , waterproofing treatment and decorative tile work on roof, PCC flooring with 2mm PVC laminate flooring sheet etc complete.2 Nos almirah in pump house size 1200x2100x450 mm with wooden shutters.Required No of inlet / outlet pipes of any size/ type of required upto a distance 6 mtr from outer face of well GI pipe railing supported on MS angle for approach path and balcony of pump house supply and filling of filter media of required grading in 1.5 mtr width all around the periphery of well steining below ground level including PVC membrane as seperator between different grade of filter media All electrification works required for pump house building except special wiring required for pumping plants which will be carried out seperately Supply and fixing of mild steel girder of required size in pump house for lowering / lifting of pump including moveable chain & pulley system

.Add / deduct for price adjustment on account of variation of well steining height (if any) from 13.5 mtr. ( Rate only )

Survey, hydraulic/structural design, drawing, testing of soil bearing capacity and Construction of Water Tight R.C.C. 3.70 MLD (for 16 hrs pumping) Capaciy Rapid GravityTreatment Plant ( or its equivalent as per CPHEO manual should be capable of handling turbidity of 2500 ppm and the structural /hydralilic drawings and design of such structure , before execution of work , will be got vetted by IIT Roorkee or changes ,if any,as per IIT Roorkee 's recommendations will be executed by the contractor at quoted rate in tender and quality of water ,after execution must be as per IS : 10500 (2012) code for potable water ) for clear raw water consisting of two equal units of pre-sedimentation Tanks, Inlet Chamber, Mixing Unit, Floculation Unit , Chemical House, Laboratory, Hopper ottom settling Tanks Rapid Sand Filters of two equal units of 1.85 MLD each with alum doser and Back Wash arrangements, Operating Platform, Clear Water chamber ,approvedFilter Media , 0.60 m wide Apron, Gate/Sluice Valvesand their Chambers and all other appurtenant works , includingsupply and fixing pipes or making drain for proper drainage arrangement , MS pipesfor connecting the units, electrification and lighting arrangementsinside and outside of operating platform and filter, mosaic flooring, doorsand windows inoperating room, painting, distempering and cement based paint all inside and outside of WTP , three layer M S Railing on stairs,filter all as required or as directed by Engineer -in -Charge etc, all complete including supply ,cartage of all materials T&P etc. Complete.

Survey, design (The contractor has to survey the site, take levels with total station, measure the length of pipe with metalic tape on prescribed alignment and submit the design of rising main for checking the thickness of pipe before ordering for supply of pipe.On completion of this work, the laid length of pipe will be deemed eligible forsupply. The respective amount for quantity of surplus supply of pipes (which remained unlaid or unutilized) will be deducted from final bill and surplus quantity of pipes will be the property of contractor) supplying, carting, laying & jointing of Rising main of following size & thickness of API XL 56 grade Pipes by welding with approved quality ISI marked electrodes of Adwani or Adore make confirming to ISO 3183 : 2007 & IS 816 : 1969 including painting of pipe from inside and outside with anti corrosive paint in two coats and other appurtenant works such as fixing of air valve, sluice valve, reflux valve at suitable points including making scouring arrangement at suitable locations by fixing tee & gate valve etc. complete and also testing & commissioning of laid pipeline including supply of all materials, labour, T&P etc. complete From Intake well to IPSand IPS to Top CWR

250 mm dia., 4.0 mm thick

200 mm dia., 4.0 mm thick

Painting of API Pipes with 2 coats of approved quality. (Anti-Corrosive paint over one coat of Primer)

Survey, design (The contractor has to survey the site, take levels with total station, measure the length of pipe with metalic tape on prescribed alignment and submit the design of rising main for checking the thickness of pipe before ordering for supply of pipe.On completion of this work, the laid length of pipe will be deemed eligible forsupply. The respective amount for quantity of surplus supply of pipes (which remained unlaid or unutilized) will be deducted from final bill and surplus quantity of pipes will be the property of contractor) supplying, carting, laying & jointing of Feeder / Supply Main/Distribution main of following size of G.I. (Medium) pipe confirming to IS 1239 Part I : 2004 including provision of specials and other appurtenant works such as fixing of air valve, sluice valve etc. at suitable points including making scouring arrangement at suitable locations by fixing tee & gate valve etc. complete and also testing & commissioning of laid pipeline including supply of all materials, labour, T&P etc. complete G.I Medium class

Excavation of earth for Pipe Line trenches of Clear Water Rising Main and Feeder / Supply Main in following strata requiring the use of special T&P such as Pick Axes, Sabbals etc. or by blasting or by crow bars with a lift up to 1.5 m and lead upto 30 m including refilling, watering and ramming of excavated earth into the trenches and removal and disposal of surplus earth upto a distance of 60 m from the trenches including supply of all materials, labour, T&P etc. complete

Soil mixed with boulder and bajri

Medium Rock

Design, testing bearing capacity of soil and construction of M 30 grade R.C.C. semi-sunk Sump cum Clear Water Reservoir of following capacity in K.L. including supply of necessary scaffolding, shuttering and other accessories alongwith construction of valve chambers, fixing of inlet and outlet pipes, making bye pass arrangement & fixing of lightening conductor & M.S. Manhole Cover, supply and fixing of M.S. Steel Ladder outside and inside the tank and fixing of railing around top dome as per approved design of R.C.C. tank in latest IS codes including painting with plastic emulsion paint and also connection with the existing network alongwith carting of all materials including supply of all materials, labour, T&P etc. complete.

75 K.L. at IPS

600 KL Top CWR

Design, testing bearing capacity of soil (For CWR more than 30 KL capacity only) and construction of M 30 grade R.C.C. semi-sunk circular Service Reservoir of following capacity and other appurtenant works including supply of necessary scaffolding, shuttering and other accessories alongwith construction of valve chambers, fixing of inlet and outlet pipes, making bye pass arrangement & fixing of lightening conductor & M.S. Manhole Cover, supply and fixing of M.S. Steel Ladder outside and inside the tank and fixing of railing around top dome as per approved design of R.C.C. tank in latest IS codes including painting with plastic emulsion paint and also connection with the exsiting network alongwith carting of all materials including supply & fixing of Bucket Type Chlorinator 25 L capacity on top of reservoir including supply of all materials, labour, T&P etc. complete.

Design & testing bearing capacity of soil ,construction of Pump House of (Size 8.0 m x7.0 m x 5.50 m) framed construction , Brick masonry walls with R.C.C. flat / slope . IPS including provision of staircase painting with delux multi surface paint and other appurtenant works including construction of foundation of pumps and cable trench from transformer to pump house including internal electrification complete as per approved design & drawing including supply of all materials, labour, T&P etc. complete including cartage of materials .

Design, testing bearing capacity of soil for construction of Staff Quarter of Type I in Ground floor (Plinth Area – 43.00 Sqm) made up of Brick masonry with R.C.C. framed structure with extra provision for providing for stair case flat roof including painting with delux multi surface paint and other appurtenant works including construction of septic tank and soak pit at IPS site as per approved design & drawing including supply of all materials, labour, T&P etc. complete including cartage of materials

Provide all materials, labour, T & P for Construction of Full brick Boundary Wall 1.5 m high with 23cm x 23 cm brick masonry pillar every meter and 30 cm below ground level , with plaster in 1:4 cement and sand mortar all over and three or more coats of acrylic smooth exterior paint complete at Intermediate Pumping Station, Treatment Plant and Top CWR

Provide all materials, labour, T & P for Construction of 3.60 m wide MS Iron Gate (weight not less than 250 kg.) with two nos. 2- brick thick brick masonry Pillars 2.00 m high and 30 cm below ground level in 2 and half brick masonry over 10 cm thick PCC 1:4:8 ( 1 cement, 4 sand and 8 stone aggregate). Pillars to plastered all over in 1:4 Cement and Sand mortar , complete with two or more coats of synthetic enamelled paint over a coat of steel primer on steel work and acrylic smooth exterior paint for pillars.

Provision of Barbed Wire Fencing through angle iron posts of size 50x50x6mm and height of post 1.8m weight of wire not less than 9.38 kg per 100m and spacing of row 15 cm c/c barbed wire shall be cross diagonaly of post around the water works site on the top of Boundary Wall as per specifications

Supply and fixing of following size of heavy duty Cast Steel Sluice / Scour / Gate Valve confirming to API 600 for Clear Water Rising Main including cartage of materials

200 mm dia WP 15 kg/sqcm

200 mm dia. WP 30 kg/sqcm

Supply and fixing of the following fittings including cartage of materials, labour, T & P etc complete sluice valve Non Rising (P.N 1.00)

80 mm dia

100 mm dia.

Supply and fixing of following size of heavy duty Cast Steel Reflux Valve (Swing Check Type) confirming to API 6D for Clear Water Rising Main including cartage of materials.

200 mm dia WP 15 kg/sqcm

200 mm dia. WP 30 kg/sqcm

Supply and fixing of following size of Air Valve confirming to API Standard including cartage of materials.For Raw Water Rising Main

80 mm dia. heavy duty Cast Steel Double Orifice type WP 15 kg/sqcm

80 mm dia. heavy duty Cast Steel Double Orifice type WP 30 kg/sqcm

For Feeder Main / Supply Main

25 mm dia. Single Large Orifice type WP 15 kg/sqcm

20 mm dia. Single Large Orifice type WP 15 kg/sqcm

Supply and fixing of following size of Wheel / Gate Valve as per IS 778 : 1997 & IS 14846 : 2000 for Feeder Main / Supply Main including cartage of materials.

40 mm dia (PN 1.0 / 1.6)

50 mm dia (PN 1.0 / 1.6)

80 mm dia (PN 1.0 / 1.6)

100 mm dia (PN 1.0 / 1.6)

Supply of all materials, labour, T & P etc and construction of R.C.C M20 grade sluice /Reflex/Scour /Air valve chamber as per type, design of size (1 m x 1 m x 1 m)

Constructing masonry Chamber in following size with C.R stone masonary 1:6 cement sand mortor (1 cement :6 coarse sand)and RCC top slab 1:2:4 mix (1 cement :2 coarse sand : 4 graded stone aggregate 20mm nominal size ) necessary excavation foundation concrete 1:4:8 (1 cement : 4 fine sand : 8 graded stone aggregate 40 mm nominal size) and inside plastering with cement mortar 1:3 (1 cement : 3 coarse sand) 12 mm thick finished with a floating coat of neat cement complete as per standard design of size (0.60mx0.60mx0.60m). (in supply main, distribution system)

Construction of Anchor Block in R.C.C. 1:1.5:3 with necessary reinforcement along the alignment of Clear Water Rising Main including supply of all materials, labour, T&P etc. complete as per type design as per direction of engineer incharge including cartage of materials. size of thrust block at spacing of 100 m each from pump to half length of top CWR

Size (1.5 x 1.0 x 1.0 m)

Size (1.0 x 1.0 x 1.0 m)

Construction of 3m wide Approach Road from motor road to pump House including with protection /retaining wall including all materials , labour T & P requred for proper movements of vehicles etc complete.

Supply of all materials, labour, T & P etc. and fixing of following dia.Woltman type Bulk Water Meters Class B removable machanism type magnetically coupled pre equipped having dry dial hermetically sealed totaliser for remote reading as per ISO4064 class B 80 mm dia

Supply of all materials, labour, T & P etc and fixing Fire Hydrant Valve IS 5290 (Flanged) as per type, design

Supply and fixing Multijet water meter Class-A (Actaris / Itron Make) including all accesories, union required for poper fixing, labour, T & P etc. of following dia. inferential type magnetically coupled pre equipped having dry dial hermetically sealed totaliser for remote reading as per ISO 4064 class B

Supply of all materials, labour, T & P etc. and fixing of C.I. Surface Box for Water Meters

Making connection with existing M.S galvanised mains of upto following dia including cutting and threading of pipe, bailing out water, fixing if required special and testing etc. Complete but excluding cost of insertion pipes and specials besides boring out(and also subsequent back fill) existing main

Construction of protection works for Site Development, Infiltration well Clear Water Rising Main, Sump cum Clear Water Reservoir, Pump House, Staff Quarter, Service Reservoir, Feeder / Supply Main etc. as per site conditions wherever necessary as follows :-Excavation in following strata for foundation requiring the use of special T&P such as Pick Axes, Sabbals etc. or by blasting or by crow bars with a lift up to 1.5 m and lead upto 30 m including refilling, watering and ramming of excavated earth into the trenches and removal and disposal of surplus earth upto a distance of 60 m including supply of all materials, labour, T&P etc. complete including cartage of materials

All kind of soil

Medium Rock

Random Rubble Stone Masonry in 1:6 cement and sand mortar including supply of all materials, labour, T&P etc. complete.

Random Rubble Stone Masonry laid dry including supply of all materials, labour, T&P etc. complete.

PART B ( E & M Works ) Intake well:Centrifugal Raw water Pump (1850 LPM, 130 M Head)

Electric Motor

Main Switch

Base Plate

Fully Auotomatic Auto Transformer Starter

Control Panel

Power Wiring & Earthing Material

Main Piping & Valves

GAUGES

H.O.T. Crane (3 Tonne capacity)

IPS Centrifugal Raw water Pump (1850 LPM, 130 M Head)

Electric Motor

Main Switch

Base Plate

Fully Auotomatic Auto Transformer Starter

Control Panel

Power Wiring & Earthing Material

Main Piping & Valves

GAUGES

H.O.T. Crane (3 Tonne capacity)

Tools

Fire Extinguisher System (6 Kg)

Supply of material i.e. steel almirah, table etc.

Rubber Resistance Sheet (1×2×0.015 M)

Installation & commissioning of Pumping Plants & related acceessories.

Testing : (i) At Works

(ii) At Site

Painting

Carting

Maintenance (Six Months)

Shri Guru Agencies