WBPHED/04_02/EE/BOLMD/2024-25

Amount

Mobilization of rig machine and transportation of all machinery, equipment and accessories to the site preparation of site for boring works as per direction of EIC. For Laujore High School and Rajnagar High School

Drilling bore hole in DTH method through any kind of soil and rock in overburden suitable for lowering and fitting fixing of 125 mm dia . Casing pipe upto an avarage depth of 30 mtr ( or more as per site condition ) and subsequently 115 mm dia boring through any kind of rocky formation upto a total depth of 120 mtr including all other works necessary for boring as per direction of EIC. This item includes the ost of hiring rig machine , compressor , supporting vehical and other machinary and equipments with operators , driver, labour etc. Proportionate cost f drilling tools and accessories such as hammer , it, etc . Cost of consumable materials like fuel & lubricants , any other related equipments , materials and service etc. as per technical specification.

0 to 30 mtr (30 Mtr)

From 30 to 120 mtr (Rest 90 Mtr)

Supply and delivery of following materials at site:

150 mm UPVC special square threaded casing pipe each 3 Mtr. Long one end threaded and one socketed pipe conforming to ASTM-D 1785 (Schedule - 80) medium duty to match with the fitting minimum wall thickness 9.5 mm & pressure rating 9.7 bars. [Oriplast / Longlast / Dupol/approved make.]

Lowering of above mentioned casing pipe to the bore well by manual operator as per direction upto satisfaction of EIC

Top Cap [G.I / M.S] suitable for 150 mm pipe

Development of of t/w by compressor and other accessories including yieldtest by V notch and other accessories as per direction of EIC. The rate inclusive of cost of materials fel lubricants labour charges and other incidental charges required to complete the work.

Collection of water samples for physical, chemical and bacteriological test in stabilized bottles maintaning proper procedures & carrying to designated PHE laboratories & report collection and submission of reports in triplicate as per Direction of EIC. [ The rate are exclusive of cost of testing]

Supply and delivery at site 1.5 HP Submersible Pumping machinery directly coupled with suitable size submersible motor for minimum 75 mm dia. bore well having following specification. Pump: Discharge: 2 to 2.5 M3/Hr., Head: 70 Mtrs. Motor:Submersible type, SP, 50 Hz. (240V±10%), 2900 rpm, DOL starting method.[All the test Certificates curve chart & warranty should be provided at the time of delivery] Make: KSB/Texmo/others approved

Supply and delivery of Single phase 1.5 HP DOL starter (Make: L & T MR-G2/Havells/Others P.H.E.Dte Approved.)

Supply and delivery of 25Amps DP MCB with Sheet steel enclosure (Appr. Make)

Installation of the submersible pumping machineryalong with supplied UPVC column pipe, bend, short piece and others as per direction of EIC.

Fitting fixing of above supplied MCB,starter etc. and Drawing power connection from the existing source to submersible pump motor along with other materials as needed to complete the job and providing Spike earthing arrangement to all electrical installation with GI wire as per IE rules & as per direction of EIC.

Supply & delivery at site 32mm dia. UPVC standard type column pipe (cream color) with both side threaded and one end side socketed with registered KPMG. Make - Ashirbad/approved make.

3 mtr. Long.

Supply and delivery of following materials:-

32mm dia. 90° UPVC bend.

32mm dia. UPVC short piece.

32mm dia. UPVC Gate Valve.

UPVC 32mm dia top and bottom adopter (Best quality)

MS Suspension clamp

MS split type Suitable dia. Top cover

2.5Sq. mm 3 core copper water proof flat subme r s i b l e cab l e (Make : Finolex/Havells/Mescab/approved make)

Laying of submersible cable through 25 mm dia non metalic pipes(IS:14930) and specials for protection of submersible cable from Starter to Tube well with proper clamping

Supplying, fitting and fixing PVC pipes of approved make of Schedule 80 (medium duty) conforming to ASTMD - 1785 and threaded to match withf GI Pipes as per IS : 1239 (Part-I) with all necessary accessories, specials viz. socket, bend, tee, union, cross, elbo, nipple, longscrew, reducig socket, reducing tee, short piece etc. fitted with holder bats clamps, including cutting pips, making threads, fitting, fixing etc. complete in all respect including cost of all necessary fittings ec. required, jointing materials and two coats of painting with approved paint in any position above ground. (Payment will be made on the centre line measurements of total pipe line including all specials. No separate payment will be made for accesories, specials. Payment for painting will be made seperately

25mm dia P.V.C pipe

20 mm dia P.V.C pipe

Supplying fitting and fixing peets valve full way gunmetal standard pattern best quality of approved brand bearing I.S.I marking with fittings.

25mm dia.

Labour for fitting and fixing high density poly-ethylene pipes or P.V.C. pipes for above ground work including cost of jointing materials paints etc. fitting and fixing all necessary specials cutting pipes, making threads, cutting holes in walls or R.C. floor where necessary and mending good all damages exlcuding the cost of masonry or concrete work, if necessary, but including the cost and fitting and fixing holder bat clams (any floor) or for underground work including cutting trenches upto 1.5 metre and refilling the same complete as per direction of the Engineer-in-charge. (Payment will be made on centre line measurement of the total pipeline including specials.)

25mm dia.

Supply and fitting fixing of PVC water storage tank of approved quality with closed top with lead (black) minimum 3 layer 1000 litre capacity.(2 tank in each venue)

Engaging temporary man power in each site for day to day operation of pumping machinery and electrical installation for smooth runing of water supply arrangement for accomodation of CAPF & SPF. (for each site average operating period considered 25 days hence for 2 sites 25 x 2 =50 man day considered.)

Engagement of electrician for regular superision of pump starter, MCB and other installed electrical item and wiring for proper functioning and smooth running during the election period.

Add: GST @ 18% on sum of Item No: 1 to 21

Add Cess @1% on sum of Item No. 22

Birbhum Electric Works

HINDOL ROY