RMBRO/E/GIS/11KV/IPDS/21-22/07

Amount

Erection of 12.8 M Rail Single Pole to convert existing 12.8m rail pole to D.P, complete with all fittings (MS will be supplied by WBSEDCL GI to be done under point 27) and foundation including painting(two coat red oxide primer and two or more coat by aluminum oxide and after which 'IPDS' to be mentioned in yellow ink) but without any insulator as directed by Engineer of WBSEDCL

Erection of Double Pole of Rail 12.8 M Long complete with all fittings (MS will be supplied by WBSEDCL GI to be done under point 27) and with foundation including painting(two coat red oxide primer and two or more coat by aluminum oxide and after which 'IPDS' to be mentioned in yellow ink) but without any insulator as directed by Engineer of WBSEDCL

Erection of Double Pole of PCC 9mtr Long(with 'IPDS' to be mentioned in yellow ink on pole) complete with all fittings (MS will be supplied by WBSEDCL GI to be done under point 27) but without any insulator as directed by Engineer of WBSEDCL(Centre to centre distance between to pole must be 6 ft)

Erection of Double Pole of PCC 8mtr Long(with 'IPDS' to be mentioned in yellow ink on pole) complete with all fittings (MS will be supplied by WBSEDCL GI to be done under point 27) but without any insulator as directed by Engineer of WBSEDCL

Fixing of 11 kv Polymer Pin Insulator

Fixing of 11 kv Polymer Disc Insulator

Erection of HT Stay Set Complete(1830 x20 mm) with all fittings, guy insulators, bindings etc.

Earthing complete with driving of earth spike & connection of earth electrode with non current carrying metallic parts of supports.

Making of bus bar arrangement by ACSR 100 sq mm on top of DP by 2 nos V braket and top adopter and fixing of necessary PIN insulator complete with all necessary connection from both end of cable termination side, as directed by site engineer of WBSEDCL (GI V bracket and GI top adopter, Insulator, conductor will be supplied by WBSEDCL, for clamps MS will be supplied by WBSEDCL GI to be done under point no 27) (necessary connector to be supplied by Agency)

Survey, route alignment & pole spotting, preparation of GPS survey report (in two copies) inscribing different land marks

Fixing of ISL TPGO 400A on DP including fixing of supports eg channel clamp etc with proper adjustment

Fixing of 11 KV lighting arrestor on structure, where cable is terminated.(1set of 3 LAs)

Fixing of Danger plate by proper size clamp (MS will be supplieed by WBSEDCL GI to be done under point 27)

Fixing of anticlimbing device with barbed wire

Excavation of Soil for formation of cable trenches(cable must be lay minimum 1.2mtr from GL) & re-instatement of cable trenches(for cable laying and loop area for every riser and both side of jointing pit) with the excavated soil as per direction of Site Engineer

Supply of kiln-burnt 1st class bricks having proper size & shape suitable for cable protective cover as per instruction of Site Engineer (24 bricks per mtr. For single cable in a trench and 100 nos for each cable loop)

Laying of bricks as per drawing and instruction of the Site Engineer( proctective cover must be filled with fine sand)

Laying of HDPE Pipe as per jack push method as per instruction of site engineer and as per site condition for laying of UG Cable including supply of HDPE Pipe as per IS:4984-1995 with 160 mm diam. HDPE Pipe,PE-80,PN-6

Laying of 11 KV XLPE U.G cable as per specification and as per approved drawing no. PLN(D)/SS/104, dt. 05.05.2015 and instruction of the Site Engineer. Cable 11 KV XLPE 3x300 sq.mm.

Making of protective duct for cable joint complete as per WBSEDCL approved drawing(Ref. Drg.no.PLN(D)/SS/127,dt. 23.06.2018)

Supply & erection of Cast iron cable route marker(Painted by 2coat smooth finished aluminum paint and "11KV Line-"FEEDER NAME"/ IPDS/ WBSEDCL" to be marked by engraving). Erection must be done by concrete foundation blocks for straight run, road crossing ,joint location etc as per drawing ,specification and instruction of site engineer

Supply and Installation of 150 mm dia GI Pipe(B Class blue colour painted on edge) as per IS in terminal DP structure/on wall for cable protection as per technical specifications and scope of work

Making of straight through joint including making of jointing pit of the following 11 kv XLPE Cable without supply of jointing materials excluding making of "protection duct for cable joint" Cable 11 kv XLPE 3X300 Sq.mm

Making & fixing of end termination joint outdoor type for 11 kv XLPE Cable including fixing of the jointing box at the existing structure but without the jointing materials as per instruction of the site engineer Cable 11 kv XLPE 3X300 Sq.mm

Fixing of t-off equivalent channel for termination of 11KV cable end termination to fixed rigidly on DP structure (where bus bar arrangement was not done) (MS will be supplied by WBSEDCL GI to be done under point 27)

Supply and fixing of Cable Tag mentioning "11KV cable/ "FEEDER NAME"/ IPDS"

MS to GI conversion of steel materials. All structural steel members(channels, angles, clamps) and nut bolts shall be galvanized after fabrication as per IS:4759 ( zinc coating shall not be less than 610gm/sq. meter) and to be tested under IS 2633. All structural steel shall conform to IS 2062. All nuts and bolts shall be of property class 5.6 of IS 1367. Plain washers shall be as per IS 2016 & spring washers shall be IS: 3063)

M/S UTTAM KUMAR CHATTERJEE

M/S. AVISIKTA