AUGMENTATION OF RING MAIN HT UNDER GROUND CABLE SYSTEM UPTO CSS NEAR OFFICERS MARRIED QTRS AT HEBBAL GARRISON AND REPLACEMENT OF CUBICALMETER SYSTEM WITH ALLIED SERVICES AT AFSOD UNDER GE (NORTH) BANGALORE

Amount

Excavation in trenches in soft/loose soil not exceeding 1.5 mtr wide and not exceeding 1.5 mtr in depth for laying of cables/errection of pole etc complete all as specified and as directed.

Returning, filling in trenches incl spreading leveling watering and well ramming in layers with hard/dense soil not exc 25 cm thick in each layer complete as specified and as directed

Removing excavated soil to a distance not exc 50mtr and depositing where directed at a level not exceeding 1.5 mtr above the starting point complete all as specified and as directed

M&L for sand cushioning with a layer of sand 23 cm thick under and above the cable as specified in Para 19.75 of SSR Part-I complete all as specified and as directed. (Note : Punned thickness will be measured for payment.)

Supply & laying sub class B burnt bricks, old size for cable protection complete all as specified as directed

Supply, laying and testing of XLPE insulated, screened, PVC bedded,galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminium conductor, 11000 volts Earthed, grade 3 core cross sectional area 95 sq. mm laid in trenches complete all as specified and as directed

S&F Galvanised Iron tubing, light grade 80 mm dia bore with all fitting laid in trenches / walls / Roads for cable protection complete all as specified and as directed

Supply and erection of steel tubular swaged poles complete with cast iron base plate,finial taper plug,bolt,nuts and screws as specified type 410 SP-55, 11 meter long complete all as specified and direced.

Material and labour for cross arm bracing, supports, clamp and back plates fabricated from structural steel section including nuts, bolts, washers including welding, bending cold or hot,drilling holes for bolts in any shape or size as indicated inclusive of two coats of synthetic enamel paint over a coat red oxide primer complete all as specified and direced.

Material and labour for anti climbing device ; spike type fabricated out of M S bars(round square and flat) including nuts,bolts washers, and welding into two halves made to shape to suit the cross section of pole complete all as specified and direced.

Material and labour for danger notice plate of 1.6 mm thick mild steel, vitreous enamelled white, with letters, figure and conventional skull and bones in signal red colour and fixed with M S clamps, bolts and nuts of approved size for HT 25 x 20 cm size complete all as specified and direced.

Supply and fix HT 11 KV, out door type gang operated air-break switch suitable for vertical mounting fixed type complete with 9 insulators of rating upto 200 Amps including drop out fuse set complete all as specified and direced.

S&F lightening arrestors expulsion type complete with all fittings, transmission class, discharge capacity 65 Kilo Amps for 11KV complete all as specified and direced.

S&F Expulsion fuse single pole capacity 25 Amps, 11KV complete all as specified and direced.

Material and labour for cement concreate (1:4:8) type D2 using 40mm graded crushed stone aggregate as in foundations, filling and mass concrete complete all as specified and direced.

Material and labour for Plain cement concrete (1:2:4) type B1 using 20 mm graded crushed stone aggregate as in coping of pole or similar works, including necessary formwork complete all as specified and direced.

S&F Cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination heat shrink type end joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of of size 50 sqmm to 95 sqmm complete all as specified and as directed

S&F Cable jointing kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of of size 50 sqmm to 95 sqmm complete all as specified and as directed

M & L for earthing complete with galvanized steel earth plate electrode 60 cm x 60 cm x 6mm thick buried directly in ground vertically to a depth not less than 2.5 mtr below ground level with top edge of earth plate at a depth not less than 1.5 mtr connected to and including galvanized strip 25x4 mm as earth lead up to 7.5 mtr long by means of nuts, bolts, thimbles,check nuts and washers etc made of galvanized iron connected to earthing test point all as shown in electrical plate No 3 of SSR Part-I and as specified or indicated and testing on completion including necessary earth work and excavation in any type of soil, PCC (1:3:6) type C1 chamber, pre cast slab 40mm thick in cement concrete (1:2:4) type B1 with 8 mm dia MS TMT bars reinforced at 10 cm centre to centre both ways including funnel with watering G I pipe wire mesh and lugs, protection G I pipe incuding test point, testing on completion complete all as specified and as directed.

S&F and commissioning of 11KV HT metering cubicle of 3 mm thick of suitable size (sufficient to fix all parts & fittings) with 3 nos of CT ratio 15/1A with 2.5 VA , 0.2 Sec accuracy class and 03 nos single phase PT of ratio 11 KV/rt3 25 VA, 0.2 accuracy class with epoxy resin cast busbar embedded wall entrance bushing for both incoming & outgoing cables connected with alluminium bush bar of size 20x6 mm with 11 KV heat shrinking sleeves complete wiring , TTB , fitted with all hardwares, rubber beading, finished with exterior grade power coating after seven tank process and ETV meter with 01 nos. ETV meter with ABT features (unidirectional ) , DLMS protocol & TOD features as per BESCOM specification of 0.2 sec class accuracy of L&T or equivalent make as approved by GE and 01 no GSM modem with High Gain Antenna including following works complete all as specified and as directed :- (a) Indoor Resin cast single core current Transformers ( 03 Nos per metering unit ) (i) Ratio- 15/1A (ii) Rated Burden - 2.5 VA (iii) Acc class- 0.2 sec (iv) OCF- 150*1p for 1 sec (v) ISF - ≤5 (vi) lns. Level- 15kV/38kv/95kVp (vii) Frequency- 50 Hz (viii) App. Std. - ISS 2705/1992 contd /-

(b) Indoor Resin cast single Phase , Single pole insulated potential transformers ( 03 Nos per metering unit ) (i) Ratio- 11KV/1.732/110V/1.732 (ii) Rated Burden - 25 VA (iii) Acc class- 0.2 (iv) lns. Level- 15kV/38kv/95kVp (v) Voltage Factor- 1.2 Cont..... & 1.5 for 30 Sec(vi) Frequency- 50 Hz (vii) App. Std. - ISS 3156/1992 Note : Contractor's quoted rate is deemed to be included the cost & liasoning for carrying out the Testing of CT's/PT's & meter from BESCOM MRT Division (Bangalore) and commissioning complete. No clainm whatsoever shall be asmissible in this regard.

M & L for earthing with galavnized steel earth plate electrode 600mm x 600mm x 6mm thick buried directly in ground vertically to a depth not less than 2.25 meter below ground level with top edge of earth plate at a depth not less than 1.5 mtr connected to and including galavnized iron wire of 4 mm dia as earth lead up to 7.5 mtr long by means of nuts, bolts, thimbles, check nuts and washer etc made of galavnized iron connected to earthing test point through protection pipe light grade of 20 mm dia all as shown in electrical plate No 3 of SSR Part - I 2009 and as specified or indicated and testing on completion including earth work and excavation in any type of soil PCC (1:3:6) type C 1 chamber, pre-cast slab 40mm thick in cement concrete (1:2:4) type B 1 with 8 mm dia MS bars reinforced at 10 cm centre to centre both ways including funnel with watering pipe of 20 mm dia medium grade ,wire mesh and lugs, test point, cable connected with suitable size copper lugs complete all as specified and as directed.

Boring of holes under road, pavement, hardstanding 80mm dia by trenchless technology using ultra sounding technique with necessary machines etc complete all as specified and as directed.

Supplying and laying un-reinforced precast concrete cable cover, class HV type 1, size 300mm x 180mm x 40mm laid flat across the cable length complete all as specified and as directed

Excavation in trenches in soft/loose soil not exceeding 1.5 mtr wide and exceeding 1.5 mtr & not exceeding 3m in depth for laying of cables/errection of pole etc complete all as specified and as directed.

M/S - KRUPA ELECTRICALS (BID ID -3166168)

Chandana Enterprises (BID ID -3174184)