REPAIR AND MAINTENANCE OF E/M INSTALLATION AT VARIOUS LOCATION AT INS CHILKA UNDER GE CHILKA

Amount

M&L for Cement Concrete 1:2:4 Type B2 (40mm graded aggregate) as in Foundation of Poles, Stays, etc. including Formwork (as required) etc complete all as specified and as directed.

M&L for pre-cast RCC 1 : 2 : 4, type B-1 using 20 mm graded stone aggregate as in cover slabs for man holes/cable trench cover slab ,septic tank etc, set in cement mortar I : 4 complete all as specified and as directed.

S&F TMT bars 10 mm dia and over , cut to length, bent to shape required, including cranking, hooking ends and binding with end including mild steel wire (annealed) not less than 0.9 mm dia complete all as specified and as directed.

S & F in repairs Framed work such as grills, gratings, etc.. with ends of bars shouldered and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work for portion framed and hung as gates, including pintle hinges , stops hand made sliding bolt etc conforming to Fe.290.Gde-E-165

S & F in repair MS screw bolts of dia 5-10 mm/Anchor Fastner ( machine made ) with hexagonal or square at one end and screwded with other end or screwed both ends length of bolt n exc 5cm long complete all as directed by engineer in charge

M & L for servicing of LT panels/Feeder piller box of any size by complete cleaning of panel and bus bar at chamber with CRC solution, and welding the door using arc welding and fixing of hinges/Locking Handles/latches and necessary nut, bolts, washers and made it completely functional for open/close and incl checking of incoming and out going cable connections, Re-fixing of existing Cables, ACBs & MCCBs, and repair to connected PCC foundation and frame works, rewiring of control and power wiring of LT panel/Feeder with suitable size of FRLS cable but not less than 1.5 sqmm, replaceing of various unserviciable ON/OFF switches, lugs/Gland/Base plate/indicating Lamp/CT Coil etc making the panel fully functional including numbering the LT panel/feeder box and marking on panels (incoming and locations of outgoing MCCBs), to the satisfaction of Engr-in-Charge complete all as specified and as directed. Note : Cost is inclusiveof Minor parts such as lugs, gland, nuts, bolts, washers, locking handle, latches, ON/OFF switches, Base Plate but Excluding Ammeter, Voltmeter, CT Coil, Indicating Lamp.

M&L for painting of LT panel by spraying two coats of Synthetic enammled paint of ivory colour over a coat of red oxide primer after cleaning of rusty panel surface of both inside/ outside by emery paper and necesary preparation of old steel surface complete all as specified and as directed.

M & L for Earthing complete with galvanized earth plate electrode 600 x 600 x 6 mm buried directly in ground vertically to a depth of not less than 2.25 mtr below ground level connected to galvanised iron strip 32x6mm dia means of nut, bolts and washers made out of galvanized iron mild steel and 40 mm dia GI pipe "light grade" for protection of earth lead/Strip and connected to control board or main switch or as directed by Engineer -in-Charge including earthing pit in PCC (1:3:6) type C1 for chamber & Pre-cast RCC cover of size 380 x 380 x 40 mm with one handle made out of 8 mm dia round bar, 20 mm dia GI pipe light grade for watering funnels , wire mesh and provided charcoal or coke of alternative layers of 15 cm including necessary earth work complete.

Material and labour for fixing XLPE round sheathed , stranded copper conductor cable, 1100 volts grade, cross-sectional area 2 core 6 sq mm , including taking down old UNSV cable complete all as directed.

S&F in repairs aluminium lugs suitable for LT UG XLPE aluminium/copper conductor cable including nuts,bolts,washers and PVC tape. complete all as specified and as direcred for following sizes. (a) 300 Sqmm LT UG XLPE aluminium/copper conductor cable

(b) 240 sqmm LT UG XLPE aluminium/copper conductor cable.

(c) 185 sqmm LT UG XLPE aluminium/copper conductor cable.

(d) 150 sqmm LT UG XLPE aluminium/copper conductor cable.

(E) 120 sqmm LT UG XLPE aluminium/copper conductor cable.

Supply and fix in replacement of relay battery compact size high energy efficient sealed lithium cell battery 3 v, 2500mAh capacity for RMU Relay. Make: Duracell/Panasonic/Eveready/Maxwell

Supply and laying & Testing in replacement cable XLPE insulated armoured, electric power cable , (heavy duty), 1100 volts grade with stranded aluminium conductor of following size. 300 Sqmm 3.5 Core

240 Sqmm 3.5 Core

185 Sqmm 3.5 Core

150 Sqmm 3.5 Core

120 Sqmm 3.5 Core

(95 Sqmm 3.5 Core

Excavation in trenches not exceeding 1.5 M in wide and not exc. 1.5 M in depth for taking out or laying of under ground cable in any type of soil complete etc all as specified and as directed.

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

Removing surplus soil to a distance not exceeding 50 M and deposited at a level not exceeding 1.5 M above the starting point complete all as specified and as directed.

Material and Labour, galvanized, for cable protection, for 80 mm bore of pipe light grade with all fittings, with all fitting and fixed complete to walls and ceilings or laid in floors complete all as specified and directed by Engr-in-Charge

Material and Labour HDPE pipe of 90 (OD) mm dia, double wall corrugated,cut to Size all as required at Size including fixing arrangements and providing appropriate Size insulators to insulate pipe from foundation or air termination from pipe.

Material and Labour HDPE pipe of 150 (OD) mm dia, double wall corrugated,cut to Size all as required at Size including fixing arrangements and providing appropriate Size insulators to insulate pipe from foundation or air termination from pipe.

Supply and fix in replacement Outdoor/Indoor end termination kit cable jointing kit for 1.1 KV grade cable complete heat Shrink type and accessories suitable for 3 ½ / 4 core XLPE, armoured, Aluminium conductor cable of size 70 to 120 sqmm,Indoor/Outdoor type etc all completed Make 3M or equivalent

Supply and fix in replacement Outdoor/Indoor end termination kit cable jointing kit for 1.1 KV grade cable complete heat Shrink type and accessories suitable for 3 ½ / 4 core XLPE, armoured, Aluminium conductor cable of size 150 to 300 sqmm,Indoor/Outdoor type etc all completed Make 3M or equivalent

Supply and fix in replacement Outdoor/Indoor Straight through cable jointing kit for 1.1 KV grade cable complete heat Shrink type and accessories suitable for 3 ½ / 4 core XLPE, armoured, Aluminium conductor cable of size 120 to 240 sqmm,Indoor/Outdoor type etc all completed Make 3M or equivalent

M&L for earthing complete with copper earth plate electrode of size 600 x 600 x 3.15 mm thick buried directly in ground in vertical position (earth pit not less than 2.25 m deep below the normal ground level) with top edge of the earth plate not less than 1.5 m below normal ground level, connected to copper earth lead of copper strip 20X3 mm by means of copper bolts, nuts, check nuts and washers/brazing welding of galvanised iron or steel, all as shown in electrical plate No. 3 connected to earthing test point and including dismantling complete all as specified and directed. Note:- The unit rate shall also include for earth work in any type of soil, PCC 1:3:6 type C1 chamber, RCC 1:1.5:3, type A1 cover slab, 50 mm thick reinforced with 8 mm dia TMT bar @ 140 mm C/C both ways, 10 mm dia plain bar lifting handle embedded in cover slab, 20 mm bore medium grade GI watering pipe, 15 mm bore GI light grade earth lead protection pipe, funnel, wire mesh, copper lugs, charcoal and common salt in alternate layer etc.

Supply & Fix Earth continuity conductor 20x3mm copper strip complete all as specified and directed.

M&L for Test point terminal block made of gun metal or phosphorus bronze size 75 mm x 75mm x 25 mm drilled and screwed including 3 Nos 8 mm dia 25 mm long hex head screen complete all as specified and directed.

M&L for Polymer DMC strip insulators for fixing of earthing strip complete all as specified and directed.

Supply and fixing 25x3 mm aluminium strip including PVC saddle as per sample approved complete all as specified and directed.

Material & Labour for earthing with galvanised steel earth plate electrode of size 60cmx60cm x6mm thick buried directly in ground (earth pit not less than 2.25m deep below the ground level) with top edge of the plate not less than 1.5m below normal ground level, connected to the galvanised earth lead by means of bolts, nuts check nuts and washers of galvanised iron or steel using GI strip 32 x 6 mm as earthing lead as shown in electrical plate No. 3 of SSR Part-I connected to earthing test point all as specified or indicated including testing on completion including necessary excavation and earth work in soft/loose soil, returning filling, disposal of surplus soil, earth pit in PCC 1:3:6 type C-1 using 20mm graded stone aggregate pit, funnel, 20mm dia GI medium grade watering pipe, 15mm dia GI medium grade earth lead protection pipe and pre-cast earth pit cover made of RCC (1:1.5:3) type A1 duly reinforced with 8mm dia TMT bar @150 c/c both ways, one lifting handle made out of 10mm dia TMT bar 250mm long embedded in cover slab and cover, wire, copper lugs etc mesh, chorcoal and common salt in alternate layer of 15cm thick complete all as specified and directed.

S&F in replacement Earth continuity conductor or main earthing lead fixed to wall on batten or recess or burried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 32x6mm galvanised iron strip complete all as specified and directed.

M&L for PCC 1:3:6 type C1 (using 20 mm graded stone aggregate) kerbs etc including necessary formwork, concrete exposed surface shall be finished even and fair without using extra cement complete all as specified and directed.

M&L for PCC 1:2:4 type B1 (using 20 mm graded stone aggregate) as in coping above ground levels including necessary formwork, concrete exposed surface shall be finished even and fair without using extra cement complete all as specified and directed.

M&L for structural steel work such as beams, angles, channels, flats etc., bent to shape and MS sheet for chamber/Trench covers including cutting,welding ,nuts, bolts and necessary including dismantling complete all as directed.

S&F glow sign board of white polished transparent acrylic cover of minimum 2mm thick, unbreakable,imported, Weather proof, heat resistive etc including M&L of stainless steel fabrication of angles of size 30 x 30 x 3 mm and supports of thickness not less than 3mm thick, rectangular box type of size minimum 90cm x 60cm x 15cm , computerised letter of blue colour of size as per site requirement having glue on backside to stick permanently, including all kind of securing, welding, assembling with proper allignment and height with fine look, including PCC, cement work, excavation if required, LED tube light fittings 1x 10Watt(2 NOS), connecting light point 1.5 sqmm suitable for exposing at all weathers including taking down of old UNSV sign board etc complete all as specified and as directed by Engineer-in-Charge.

S&F, PVC insulated 3 core 1.5 Sq mm stranded copper conductor cable with 25 mm PVC Pipe for connecting junction box to Sign board, testing and commissioning complete all as specified and directed. .

S&F, PVC insulated 3 core 4 Sq mm stranded copper conductor cable for connecting junction box to Installation Pannal , testing and commissioning complete all as specified and directed. .

M&L for preparation of old painted steel surfaces of substation door/pipes/ panels/MS Cover plate by scrapping old rusted paint by steel brush, cleaning and applying two coats of Synthetic enamel paint of approved colour etc complete all as specified and as directed.

M & L for filling of clean dry coarse sand all-round the transformer platform and cable duct after cleaning grass/small bushes, etc. including removal of old dirty sand complete all as specified and directed.

M & L in replacement for filling of new gravelsHardcore of gauge n exc. 63 mm, deposited, spread and levelled in layers n exc. 15 cm thick, watered and rammed to a true surfac all-round the transformer platform over sand filling complete all as specified and directed. [Note:- Sand filling shall be measured & paid separately here-in-before.]

Labour only for filling of old gravels of size 40 to 60mm all-round the transformer platform after taking out and cleaning the old gravels with water and removing the mud and external foreign partical all as specified and directed. [Note:- Sand filling shall be measured & paid separately here-in-before.]

M&L for 75 mm thick PCC, type C2, 1:3:6 using 40mm graded stone aggregate as in path finished surface even and rough without using extra cement.

M&L for chequered cement concrete tiles 30cmx30cmx 25mm thick, set jointed and pointed in neat cement slurry in floor with grey cement and pigment fixed over and including screed bed 15 mm thick of cement mortar 1 :4 etc all as specified and as directed.

Supply and fixing MS Chequered Plate of 6mm thickness, high quality high tenasil strength material Fe 410-W(GdeE-250) quality A, for Covring Cable Duct of substation including cutting/welding as per duct complete all as specified and directed. Make: Tata/Jindal/Sail

S&F in repairs Galvanised 2 strand, steel barbed wire 2.24mm dia barbed with 2mm dia barbs at 75mm spacings and straining and fixing to any type of standard rails strain ing bolts, including, securing or typing at crossings with and provision of galvanised mild steel wire, staples or steel pins, etc as directed.

Labour for Maintenance and attending breakdown complaints only for E/M installation substation area such as LT panels/Changeover/ Isolator/ Busbar panels/Fuse units/starter/MCCBs other electrical connectings units alongwith checking/ finding of faults of connected over head lines and under ground LT cables complete circuit from LT connection at terminals of transformer to ACBs/MCCBs of LT panels of sub-stations/feeder pillar box and upto main distribution boards at buildings/OTM, including attending minor repairs/mainetnance of LT panels for smooth and trouble free LT power supply , rectification of minor defects to electrical controls and accessories and attending breakdowns at any time around the clock all as sepcified and directed. Note:- (a) Irrespective of nature of complaint fault identification and necessary minor accessories as lead sleeve tube/ tape/lugs/nuts bolts/testing through test lamp or meggering or other testing as required for any fault identification and securing/reconnecting cables or connected switch gear after defect rectification is deemed to be included in the scope. (b) Necessary tools /safety eqpts like hand gloves/discharge tools/helmet/torch/gum boots and other safety equipments as per standard practice is to be deemed to be included and proovided by contractor.

M&L for vegetation/wild grass/bushes clearance in E/M installation area, around feeder pillar boxes, along the UG cables, street light/LT poles for prventive maintenance/break down attendance complete all as specified and directed. Note: (a) The contractor should provide sufficient manpower and machinery as required for immediate preventive/ breakdown services. (b) The contractor should provide all safety gears like helmet, gum boots/ apron etc and safety of the workmen will be responsibility of contractor.

Demolation of cement Concrete in ground floors and pavings n exc 15 cm thickness (below or above ground level)

Demolation of RCC Cement Concrete in ground floors and pavings n exc 15 cm thickness (below or above ground level)

Dismantling structural steel work including doors, gates but excluding framed truss etc

M/S KAMAL KEE ENGINEERS WORK (BID ID -3493742)

D RAVICHANDRAN (BID ID -3493825)

AIRDOT ENGINEERING (BID ID -3488427)

M/s ASPIRE ENGINEERING ENTERPRISES (BID ID -3488787)