Installation, Electrification, Energisation and Commissioning of Borewells in BALASORE District Pkg-01 BID ID-69

Conducting VES test 3 nos for each borewell including 20% cost on failed VES test as per direction of Engineer-in charge

Labour for drilling a perfectly vertical bore hole of 200mm dia for over burden and 150 mm dia for hard rock specified dia for a specified depth below ground level through consolidated and unconsolidated rock with down the hole hammer drilling rigs or combination drilling rigs with PLC facility (1200 cfm/300 psi) as required to suit the site condition as per direction of the Engineer-in-charge including use of own rigs with its accessories, tools, plants and consumables etc. for lowering of 200mm dia PVC/GI Pipes for housing with socket and with or without well screen as per the necessity for soft, medium, hard and boulder formation (GI/PVC casing pipes if required to prevent collapse of over burden is to be provided by the contract including lowering and withdrawing after completion of the bore well) upto 100mtr.

Lowering the casing pipe of 200mm dia as per the necessity from ground level upto 45 meters depth and fitted and fixed up in perfectly vertical position, including cutting, threading and slotted pipe and supply and fixing all jointing materials, tools and plants etc. complete and keeping the top of the casing pipe threaded including plugging the bore well to prevent entry of foreign materials from above 0 to 30 meter and above.

Cost of 200mm dia PVC C.S. Casing Pipe of reputed make as per IS-12818/2010 specification. Manufacturer name should prominently be marked with CIPET test certification in the body of the pipe in indelible ink or stenciled to the satisfaction of Engineer-in-charge

Cleaning and developing the tube well using their own compressor continuously worked till clear and adequate discharge is obtained from the well including suppply and use of all necessary equipment and labour as per the direction of the Engineer-in-charge

Conducting yield test through pumping for minimum 6-8 hours including supply of required pump set having 3.5 LPS discharge at 70 Mtr. head, 15KVA D.G. Set and a container of 200 ltrs. Capacity as required to suit the site condition as per the direction of the Engineer-in-charge including supply of tools plants labourers for lowering and lifting the pump set and measuring the yield of the bore well .

XLPE insulated ( heavy duty ) armoured aluminium electric cable of size 3 core x 6 sqmm. with allumium conductor for use in 3 phase system in working voltage up to 1100 volt at 50 HZ confirming to IS 7098 part -I- 1988 & as per the particulars mentioned .

Cost of 63 mm. dia. HDPE 80 (PN 10) delivery pipe as per IS-4984 / 2016.

Cost of 63 mm. dia. HDPE 80 (PN 6) delivery pipe as per IS-4984 / 2016.

8 mm Steel Wire Rope with PVC coated best quality suitable for borewell

3 core 2.5 sqmm submersible Flat Cable with bunched copper conductor insulated and sheathed with PVC for submersible pump motor with voltage up to 1100volt confirming to IS 694/1990

200mm dia Bore well cap (C.I.) best quality suitable for borewell

63 mm dia G.I Bend with Socket confirming to lS No.1239 (Pt‐II/1992)

63 mm dia Stainless Steel threaded nipple of 15 Cm long confirming to lS 1239 ‐ Pt‐II/1992

FTH SS Nut bolt as per IS specification suitable for fitting of stainless steel threaded nipple

63mm dia C.I. gate valve of ISI mark.

Pannel Chamberwith FLYASH Brick massonary in CM(1:6) of size 1.2m x 1.2m x 2.1m including A.S, Flooring 2.5 cm depth in cm (1:2:4) sand filling, plastering in cm (1:6) curring etc in complete as per direction of Engineer-in-Charge

Writing of required data and information on Pannel Chamber

Cable clip of reputed brand

Installation of submersible pump inside the bore well fitting of HDPE pipe, tying the pump set with wire rope, connecting the supply line and submersible cable with starter, fixing the pannel board completing all the electrical installation, charging the project and making trial run etc. complete. as per the direction of the site engineer-in-charge ( Pump & starter will be supplied by the Department )

LT panel box (fibre with water proofing provision) of size 30cmx25cmx15cm with kitkat fitted over bakalite board including pole clamp arrangement.

32 Amp. Kitkat as per IS specification of reputed brand

Coil earthing with No.8 GI wire using required quantity of common salt, charcoal , GI nut bolt including digging the earth pit of size 1.2mtr. X 1.2mtr.x3mtr. And digging the wire trench and refilling after completion of earthing including supply of all materials trnsportation etc. complete as per the direction of the site engineer-in-charge

Transpotation of required PVC C.S./A.S.T.M. Pipe for casing and delivery, S/S Pump set & control pannel with other petty materials etc. from store to work site.

Construction & erection of 11/0.416 KV, 25 KVA (BIS level-II), Star rated (As per DISTCOM specification) D.P.sub-station confirming to RE Rules,1956 mounted on 2.8 Mtr. Long structure supported in 300 Kg. 9 Mtr. Long PSC pole, transformer mounting channel & top channel made 0f 2.8 Mtr. Long 100x50x6 mm M.S. channel, transformer belting on 2.8 Mtr. long 50 x 50 x 5 mm M.S. Angle(all REC.SPN. Std.F-3) with all accessories like 3 pole 11 KV HG Fuse (F-5) & A.B.Switches(F-9) both mounted on 2.8M long 75x40x6 mm M.S. Channel and supported by 1.0 mtr. long 50x50x5 mm M.S. Angle with 3 nos. 11 KV lightening Arrestors and Distribution box for 25 KVA S/S, 4 no. Pipe earthing(F-2), including cost of 50 sqmm 3.5 Core PVC cable carping & padding of Poles, Danger board at each Pole, Anti Climbing Devices & all other necessary fittings i.e. FI Pipe Earthing 40 Dia Medium gauge 3 mtrs. Long, fixing of stay set with 0.5 Cum cement concret foundation 1:3:6 of required size , L.T.Distribution box including Kit Kat (100 AMP) fuse with MCCB (As per DISTCOM specification) 3 1/2 x 95 sqmm. PVC Cable , Barbed Fencing (size 15' x 10') with constn. of retaining wall, erection of RCC fencing post, Sand filling and metal spreading, Fixing of Iron gril gate etc. as per DISTCOM specification .Nuts & Bolts, Brackets, Cable sockets etc. including cost of all materials, labour, transportation complete with liasioning for testing, inspection and commissioning including painting in Navy Blue colour band with inscription of OLIC in each Pole.

Construction of 3 phase 11 KV line as per REC standard confirming to RE Rules 1956 with 300 Kg. 9 Mtr. Long PSC pole support in 50 Mtr. Span.55sqmm AAA Conductor with double disc arrangement,11KV "V" cross arm with required nos. of 11 KV B & S disc. Insulators and 11KV pin insulators, carping & paddig of poles,danger board at each pole, anticlimbing devices.Stay set at each bending point and double stay at end point with 18mm G.I. H.T. stay, concreting of stay with anchor plate etc. including cost of materials, labour, transportation, inspection & commissioning etc. (As per DISTCOM specification) complete including painting in Navy Blue colour band with inscription of OLIC in each Pole

Construction of 3 phase L.T. Line with supports of 200 kg PSC pole of 8 mtrs. Long of span length of 30 mtr to 35 mtr. with 3x35+1x25 mm2 A.B. Cable with required materials, piercing connector, Pannel, etc. including cost of materials, labour, transportation etc. complete including painting in Navy Blue colour band with inscription of OLIC in each Pole.