Construction of Tubewell and other Appurtenance Works at Danda Khudanewala Part 1 Water Supply Scheme

Amount

CIVIL WORK Excavation for pipe line trenches in soil mixed with mooram kankar etc. with lift upto 1.5m and lead upto 30m including filling of earth into trenches water ramming in layers of 15 cm including disposal of surplus earth with in 50M also including supply of all labour, T&P etc. complete.

Soil mixed with boulders and bajri

Medium rocks as big boulders

Providing and Laying S&S double flanged (screwed/welded centrifugally cast (spun) ductile iron pipes of class K-9 with true to alignment & jointing of full length including supply of packing confirming to IS 5382-1985 with testing of testing of pipe line complete.

From T.W. to OHT

D.I. K-9- 100 mm dia

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge.

Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Providing & Laying D.I. special of class K-12 suitable for push on jointing as per IS:9523-2001

Upto 600mm dia

Supply & fixing of following fittings:-

C.I., D/F sluice valve Class I as per ISS 780-1969 working pressure 10 Kg/cm2

100 mm dia

REFLEX VALVE

100 mm dia

Providing and fixing C.I. double acting air valve of approved quality with bolts, nuts, rubber insertions etc. complete (The tail pieces, tapers etc if required will be paid separately) :

80 mm dia (Class II)

Supply of all materials, labour T&P etc. and construct following valve chambers with a floating coat of neat cement complete as per standard design : With F.P.S. bricks

Sluice Valve/ Reflex valve/Bulk water meter chambers 1.20M X1.20 M

Air Valve chambers

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering - -All work upto plinth level 1:4:8 (1 Cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size. For Cement Concrete Pavment:

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

BOUNDARY WALL, GATE & SITE DEVELOPMENT

Supply of all materials, labour, T&P etc and construct boundary wall as per type design

Supply of all materials, labour, T&P etc and construct 3.60 M wide iron gate with pillar & gate.

Earth filling in the water works campus including levelling and dressing for development of site for staff quartes including cartage of earth upto a distance of 5 chains of the water works from the main road from following places. (including cost index 29.41%)

Supply of all materials, labour, T&P etc and construct S.C. drain along the boundary wall as per item no. 1

PUMP HOUSE Supply of all materials, labour, T&P etc and construct Pump house as per type design and drawings complete.

R.C.C. OVER HEAD TANK Supply of all materials, labour, T&P etc and construction of R.C.C. O.H.T. with 100 m wide R.C.C. stair case from G.L. to baicony and 65x65x5 mm M.S. ladder from balocony to manhole with 1M X 1 M R.C.C. landing at suitable and railed with 3 rows of 20 mm dia G.I. (M) pipe on 65x65x5 mm angle iron posts fixed with ladder and front top to the floor inside of the tank, M.S. cover with looking arrangement lightning conductor as per electricity rules water, level indicator fixiing of outlet, inlet, over flow and wash out pipes with necessary sluice valves, pipe pieces (including cost of materials) flooring 0.60 M wide apron painting on tank body vertical pipes, ladder M.S. cover etc. complete with approved water proofing (snowcem)/enamal paint testing for water filling water for testing purpose etc. excluding. Supply of vertical pipes and specials assuming bearing capacity as 8MT/M2 and Additional rates for staging per meter height beyond 12 m height

O.H.T. 200 KL with 12m STAGING

Making connection with the existing M.S. Galvanised mains of upto 25mm normal dia including cutting and threading of pipe, welding out water, fixing if required, dpecials and testing etc complete but excluding cost of insertion pipes and specials besides boring out (and also subsequent back fill) existing main.

100 mm to 150 mm dia

Transportation of Rig Machine, Air compressor O.P unit camp equipages, connected T&P & necessary material required for drilling up to site of work, including loading, unloading etc. complete.

Erection and Leveling of Rig Machine at site of work

Dismantling of Rig Machine & Clearance of site after satisfactory completion of work.

Drilling of borehole from GL to 180 mtr. BGL

Supply & Lowering of TW assembly as below-

300 mm dia MS ERW fincut 7.9 mm thick Plain pipe

300 mm dia MS ERW fincut 7.9 mm thick Slotted pipe

Supply and fixing of 300 mm dia, 8 mm thick tubewell cap.

Supply and fixing of 300 mm dia M.S.D.I housing clamp and girder.

300 mm dia Bail plug with nut & U- bolt as required.

Supply and shrouding of Pea gravel

Development of tubewell by 350 PSI/1100 CFM Air compressor unit to the satisfaction of Engineer in charge to give a sand free discharge & Proper packing of pea gravel.

Development of tubewell by the suitable capacity O.P unit. complete with lowering and lifting of pumping plant.

Geohydrological survey of site.

Chemical & bacteriological testing of water sample

SITC of following pumping plants & accessories at tubewell :

SITC of Submersible pump-set of 400 lpm cold and clear water against a total head of 130 mt with suitable motor to operate on 415±10% Volts, 3 Phase, 50 C/S A.C. Supply complete.

Supply of Submersible pump-set as spare (specification as above)

10 Sq mm Cu conductor,PVC insulated 3- core XLPE submersible cable.

Main Incomer MCCB-100 with MCCB enclosure box.

Jointing material such as lugs, tapes etc.

Double loop earthing of all electrical equipments including supply of G.I.earth strips (25mm X 5mm), G.I.earth Plates (600mm x 600mm x 6mm), G.I.Boxes,funnel,pipe etc as required as per latest I.E.Rules will be carried out by the contractor including digging of pits, filling of charcoal and salt in pitss complete in all respect (As per I.E.Rules)

Main Piping and Valves (as detailed in site requirement)

100 mm dial pressure gauge with control cock and fittings of range 0-10 kg/cm2 - 1 No.

Supply of tools required for maintenance of pumping plants.(as detailed in site requirement)

Supply of chain pulley block of 3 ton capacity 4.5 mt lift complete.

Supply of rubber resistance sheet of size 1 m × 2 m × 0.025 m.

Supply of Chlorinator Dozer pump capacity: 6 lph,8 kg/cm² pressure.

SITC of acessories of above dozer pump set as following

Injector and NRV with PVC pipes etc.

200 Ltr.Capacity PVC tank.

Starter cum panel

Single phase automatic stabilizer

Chlorine testing kit

Supply of Sodium hypo-chloride (Naocl) solution.

Testing of pumping plants against guaranteed figures of Schedule 'E' : at site

Painting of entire installation with 2 coats of super enamel paint as per direction of Engineer-In-Charge of works.

Automation of pumping plants as follows :

Intelligent GSM based remote terminal units/PLC with Analog & Digital Paramenter and features as specified to store and transmit data on GSM backbone.RTU/PLC designed with logic to transfer data at multiple stations and also compatible to satellite communication.

GSM Based wireless Communication system capable to transfer and gathered data from site to existing MCS including all accessories

Intelligent Energy meters

Isolation transformer (440v to step down 220v) for protection of RTU/PLC & instruments from high voltage and low voltage)

Auto phase reversal unit for auto phase corrector. (0-40 H.P.Motor)

Smart pressure transmitter

Electronic flow meter up to 80 mm size

Valve actuators (80 mm size)

Actuator panels.

Hard wired timer circuit for actuators

Level sensor for OHT/Sump (capacitance type)

Single cabling between RTU's and field instruments 2 pair ×1.5 PVC coated flexible screens cable.

Control cable between RTU & field instruments

4 C x 1.5 sq mm PVC Coated flexible unscreened cable.

10 C x 1.5 sq mm PVC Coated flexible unscreened cable.

Power cable for 3 ph actuators 4 c x 2.5 sq mm. cu power cable.

Conduit Pipe 1" (PVC)

Conduit Pipe 1.5" (PVC)

Accessories like AC relays,DC flexible & pipe,lugs etc.

Customization of software & Integration with existing SCADA Station

Erection, Commissioning & Customization of i- RTU/ PLC & software.

Erection,Testing. commissioning & Integration with SCADA Station.

Flow Meter with clamps & complete accessories.

Actuators

Depth Sensor

Pressure sensor

Operation & maintenance for a period of 06 months

S. M. Construction