REPAIR AND MAINTENANCE OF OVERHEAD CONDUCTOR AND MISC ITEMS AT URI ENCLAVE AND ADJOINING AREA UNDER GE U ELECT SUPPLY DELHI CANTT10

Amount

Excavation in trenches not exc. 1.5 m wide and not exc 1.5 mtr deep in soft loose soil for laying / taking up/ taking down of cables and getting out and levelling of bottom suface to required level all as specified and directed by Engineer- in- Charge.

Returning filling in,. Including spreading, levelling,. Watering and well ramming soil in layers not exceeding 25 cm thick all as specified and directed.

Removing excavated material (ie soil) from site to a distance n. exc 50 mtrs away and depositing where directed at a level n. exc. 1.5 mtr above the starting point all as specified and directed by Engineer-in-Charge.

Material and labour for river washed and screened, dry sand for filling in trenches below and around underground cables for cushioning of cables etc, complete all as specified.

S&F sub class B bricks having minimum compressive strength 75 Kg/ Sqcm laid in trenches for cable protection etc complete all as directed by Engineer-in-Charge.

All as per srl item No 5 here-in-before but using old bricks obtained under srl item No 1 here in before.

Supplying, laying, jointing testing and connecting XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cable (heavy duty) with multistranded aluminum conductors, IS 7098 marked, suitable for LT 1100 Volt system, laid in trenches fixed to pole, including jointing & testing complete all as specified and directed of following sizes:- Note :- Excavation, earth work ,cable protection , sand fillings , cable joint shall be measured and paid separately under respective items of schedule.

16 Sqmm 4 core

25 Sqmm 3.5 core

35 Sq mm 3.5 core.

50 Sq mm 3.5 core.

70 Sqmm 3.5 core

95 Sqmm 3.5 core

120 Sqmm 3.5 core

185 Sqmm 3.5 core

240 Sqmm 3.5 core

300 Sqmm 3.5 core

Boring of hole under road/pavement/hard standing or any other situation by mannual means and suitable for passing of GI pipe 40 to 100 mm bore and making good both ends all specified and directed

S&F in replacement GI Pipe (light grade) with necessary accessories/ fittings for cable protections/pole for crossing of culverts/nallah of following bore sizes

Supply, fixing and testing straight through joint heat shrinkable type with jointing kit suitable for cable PVC/XLPE insulated armoured heavy duty aluminium conductor 1100 Volts grade complete all as directed for the following sizes :-

25-50 Sqmm x 3.5 core/ 4 core

70-150 Sqmm x 3.5 core

185 -240 Sqmm x 3.5 core

Supply, installing, testing and commissioning in replacement of factory made and tested Bus bar chamber outdoor type with canopy made out of 3.15 mm CRCA MS sheet, and 40x40x5mm thick MS angle iron frame work, powder coated finish over one coat of red oxide primer on outside surface and painted inside with two coats of red oxide primer, front opening type, with apron for cable entry closing locking arrangement ,of size 450mm x 450mm x 300mm with 4 Nos 500 Amps aluminium bus bar and with 200 Amp MCCB, 4 pole, 36 KA, 415 Volt 50 Hz including excavation, earth work and platform for the Bus bar chamber with PCC 1:4:8 type D-2 with 40 mm graded crushed stone, 15 cm thick in foundation, brick work in CM 1:6 with sub class 'B', old size bricks, rendering 15 mm thick in CM 1:6 on exposed surfaces and 100 mm thick PCC padding 1:3:6, type C-1 using 20 mm graded crushed sotne aggregate on top and grouting bolts etc for Bus bar chamber. The platform shall be such that it is of a height 45 cm above the nearest road level.

Taking down unservicable RCC/ steel tubular poles of any type and supply & installing steel tubular swaged poles type 410 SP-31 (9 mtr long) of approx wt.147 kg conforming to IS 2713 (Part-II) including excavation, earth work, PCC foundation, base plate,PCC coping,GI pipe for cable protection etc. and GI bracket for fitting mounting, complete all as per manufacturer's instructions and as specified and as directed by E-in-charge. NOTE:- The unit rate in this item is deemed to be included the cost of exacavation and earth work in any type of soil,PCC foundation 1:4:8 type D-2 , PCC coping 1:2:4 type B-1 as in steel tubular pole and GI bracket made of GI pipe medium grade 40 mm bore, 1.5 mtr long for fixing of street light fitings . The steel pole shall be painted by bituminious paint total length inside and up to planting depth outside and remaining portion of pole painted with two coat of aluminium paint over a coat of red oxide complete all as specified and directed.

S&F in replacement KIOSK box wheather proof including made out of one piece mounted SMC base and door pole mounted hinged door size 333x233x120mm out side and 300x200x105mm inside dimensions comprising of aluminium bus bar 4 strips for 3 phase and neutral 63 Amps including embossing/painting of danger notice of size not less than 10cm x 7.5cm with letters, figures and conventional skull and bones in signal red colour on front face of KIOSK box body complete all as specified and directed.Incluiding MS clamp of size 25x3 mm with suitable size nut,bolts & washer.

Supply, installing, testing and commissioning in replacement of factory made and tested (including CPRI type tested certified panel) LT Panel board ,cubical compartmentalized , out door type double door , plate form mounted, suitable for 415 volts, 3 phase, 4 wire, 50 HZ AC supply system having bus bar chamber with insulated aluminium bus bars four pole installed on porcelain/SMC insulator. The panel shall be dust and vermin proof. IP-65 class protection and shell be made of 3.15 mm CRCA MS sheet, and 50x50x6mm thick MS angle iron frame work, powder coated finish over one coat of red oxide primer on outside surface and painted inside with two coats of red oxide primer, front and rear opening type, with apron for cable entry closing locking arrangement including internal wiring with PVC insulated solid, copper conductor FRLS cable, IS-694 marked, 1100 volts grade of appropriate size ( but not less than 2.5 Sqmm) and comprising of the following :-

Supply, drawing, connecting & testing of 3 core, 1.5 Sqmm PVC insulated and PVC rounded sheathed, copper conductor (flexible) industrial cable 1100 Volts grade conforming to IS-694 in steel tubular pole from KIOSK box to light fittings including PVC conduit and providing suitable copper lugs all as specified and directed. Note : Steel tubular pole shall be measured and paid separetely.

Supply and fix MCCB 200 Amp, 3 pole , 25 KA, 50 Hz with MCCB sheet metal enclosure mounted on wall with fastner and suitable size of nut and bolts after taking down old existing un serviceable MCCB/SDFU complete all as specified and directed..

Supply and fixing outdoor type wall mounted bus bar chamber having 04 pole bus bar of rating 320 Amps fitted with MCCB 200 Amps 4 Pole, 25 KA, 50 HZ as incomer inclding suitable hole in bus bar for outgoing cable connection including suitable size nut bolt and fastener complete all as specified and directed.

Supply and fixing outdoor type wall mounted bus bar chamber having 04 pole bus bar of rating 63 Amps fitted with MCCB 63 Amps 4 Pole, 16 KA, 50 HZ as incomer inclding suitable hole in bus bar for outgoing cable connection including suitable size nut bolt and fastener complete all as specified and directed.

M&L for re-painting of LT Steel tubular poles of any sizes with apply of 2 coats of aluminium paint including rubbing with wire brush/emery paper & writing pole Nos in appropriate size of letters including making yellow and black strips upto height of 1.5 mtr above from ground level complete all as specified and directed.

Earthing in replacement complete with galvanized steel earth plate electrode of size 60cmx60cmx6 mm thick, buried directly in ground (earth pit not less than 2.10 m below normal ground level) with top edge of earth plate not less than 1.5m below normal ground level, connected to galvanized iron strip 32x6mm by means of bolts, nuts, check nuts and washers of galvanised iron or steel as shown in electrical plate No 3 of SSR Part I, connected to earth test point and the equipment on the other nuts and washers of galvanised ironside complete all as specified, including testing and commissioning complete all as directed. Note : (a) The unit rates quoted against this item shall be deemed to include the cost of excavation and earth work in any type of soil, common salt & charcoal dust in alternate layers, PCC 1:3:6 as in pit, precast RCC 1:2:4 type B-1 with necessary reinforcement as in cover & frame for pit, funnel, watering pipe 20 mm bore GI pipe light grade, protection pipe 40 mm bore GI pipe medium grade etc. (b) The quoted rates shall also deemed to include the cost of earth test point and earth strip/GI lead wire and protection pipe upto 7.5 meter beyond the earth plates electrode.

Taking down unservicable RCC/ steel tubular poles of any type and supply & installing steel tubular swan neck pole type 410 SP-31 (9 mtr long) complete with mild steel base plate, finial taper plug, bolts, nuts and screws including two coats of aluminium painting over a coat of primer for exposed surfaces and two coats of bituminous black paint over a coat of primer to the surfaces in contact with concrete inclusing two runs of PVC insulated 1100V multi-stranded copper wire of size 2.5 Sqmm from the junction box to the fitting complete all as specified and directed. Note :- The unit rate in this item is deemed to be included the cost oif exacavation and earth work in any type of soil,PCC foundation 1:4:8 type D-2 , PCC coping 1:2:4 type B-1 as in steel tubular pole and GI bracket made of GI pipe medium grade 40 mm bore, 1.5 mtr long for fixing of street light fitings . The steel pole shall be painted by bituminious paint total lenth inside and up to planting depth outside

S&F in replacement of multistranded aluminium conductor cable PVC sheathed unarmoured , 1100 Volts , flat twin core of following sizes:-

Supply and fixing in replacement of suspension type street light fittings made of spun alumunium housing polycarbonate diffuser protector with IP-65 protection for optical compartment with 60 watt LED system CCT 5700K

Supply and fixing in renewal of Analog Time switch Cat No J648B1, 240 Volt AC , 50 Hz , mounted on any type/description LT panel/feeder pillar/wall after taking down old existing un serviceable time switch complete all as specified and directed.

M&L for demolition of hardstanding, road & concrete in floor for laying of LT Cable complete all as specified and directed.

Dismantaling to LT overhead line of any size/ type ACSR conductors complete all as directed.

Dismantaling of MS angle Iron/ MS channels/cross arms etc complete from LT poles complete all as directed.

Dismantaling of LT insulations of any type from LT poles complete all as directed.

Dismantaling of PCC pole of any type complete all as directed.

Taking down old service wire/ cable from pole/ bldg of any type/size complete all as specified and directed.

S&F and installation battery 12 volts,100 AH, dry type in replacement of old unserviceable battery in battery charger with suitable size of new copper battery terminal and lugs and initialy charging, commissioning and testing complete.

M&L for demolition of Hardstanding , road & concrete in floor for laying of LT cable complete all as directed.

NOTE :-(i)contractor should provide 50 % of the material as listed above within 15 days of the placing of work order and shall be verified by the Eng-in-charge.

Buddham Builders

Vijay Electricals