REPAIR/MAINTENANCE OF ACSR ABC XLPE CABLE ALONGWITH 2 POLE 4 POLE STRUCTURE OF 11 KV AND 33 KV VCBs AND ALLIED WORKS AT AF STATION UDHAMPUR UNDER GE (AF) UDHAMPUR

Amount

Excavation in trenches not exceeding 1.5 meter wide and not exceeding 1.5 meter deep and getting out in soft/loose or any type of soil including boulder for taking up or laying of cable complete all as specified and directed.

Excavation in trenches exceeding 1.5 meter wide and not exceeding 3.0 meter deep and getting out in soft/loose or any type of soil including boulder for taking up or laying of cable complete all as specified and directed by the Engr-in-Charge.

Returning filling in soils including spreading, leveling, watering and well ramming in layers not exc. 25 cm thick complete all as specified and directed.

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

Sand cushioning to underground cables using new dry river sand laid in trenches 8cm thick below the cable and 15cm thick above the cable after laying and stretching the cable complete, punned to 18cm, complete all as specified and directed. Note : Punned thickness of 18cms shall be measured for payments.

Supply and laying in replacement of un-reinforced precast concrete cable cover, class HVP, type 1 with peack, size 300mm x 180mm x 40 mm complete all as specified and directed by Engineer-in-Charge.

Supply & fix in repair GI tube light grade of size 150 mm with all fittings laid in trenches or fixed to walls and ceiling or laid in floor for cable crossing including cutting of bitumen roads/PCC and making good after laying of cable complete all as specified and directed by Engr in charge.

Steel pipe galvanised light grade, 100mm bore laid in trenches or fixed to walls and ceiling, floor or road of fixed with pole for protection of cable including GI clamps with bolts nuts and washers complete including taking down old unserviceable pipe any description all as specified and directed.

M & L for cutting of road and concrete surfaces upto 300 mm depth and 500 mm wide for laying of cable / pipe in any type of soil, returning and filling in and spreading, leveling, watering and well ramming in layers not exceeding 25cm thick removal of surplus soil and provision of 150 mm thick PCC type B-1, 1:2:4 with 20mm graded crushed stone aggregate on top layer all as specified and as directed by Engineer -in- Charge,

M & L danger notice plate made of 1.6mm thick mild steel sheet, vitreous enamelled white, with letters , figuresand conventional skull and bones in signal red colour and fixed with M.S clamps , bolts and nuts of approved size, for HT, 25mmX20mmX 1.6mm size complete all as specified and directed by Engineer -in- Charge.

M & L for PCC 1:3:6 type C2 with using 40 mm graded crushed stone aggregate as in foundation of pole /for ducting with necessary form work complete as specified and directed by Engineer -in- Charge.

M&L for type PCC 1:2:4 type B-1 using 20 mm graded crushed stone aggregate in coping etc for pole/ ducting including necessary form work complete all as specified and directed.

Cable jointing kit for 11 KV grade earthed cable for straight through Heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50-95 sqmm including taking down old unserviceable kits any description complete all as specified and as directed.

Cable jointing kit for 11 KV grade earthed cable for straight through Heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 to 185 sqmm including taking down old unserviceable kits any description complete all as specified and as directed.

Supply and fix in repair of aerial bunched cable jointing kit for 11 KV grade cable for heat shrink straight through type joint complete with jointing material and accessories suitable for 3 core XLPE armoured Al conductor cable of size 95 sq mm x 1 Core all as specified and directed by Engr-in-Charge. NOTE : Item rate quoted including required T&P/Refixing & Refilling in the panel/pole.

Supply and fix in repair aerial bunched cable end termination kit for 11 KV grade cable heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sq mm x 1 Core. NOTE: Item rate quoted including required T&P/Refixing & Refilling in the panel/pole.

Material & Labour in repair cable end termination kit for 11 KV grade cable heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50-95 sqmm complete all as specified and directed by Engr-in-Charge. NOTE : Item rate quoted including excavating/required T&P/Refixing & Refilling.

Material & Labour in repair cable end termination kit for 11 KV grade cable heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 to 185 sqmm complete all as specified and directed by Engr-in-Charge. NOTE : Item rate quoted including excavating/required T&P/Refixing & Refilling.

Disconnecting and taking down old unserviceable cable of any description and capacity and M&L for on existing poles of Aerial bunched cable 11 KV grade, stranded and compact aluminium phase conductor of size 95 sqmm, 3 core and 70 sqmmx 1 core (bare messenger/conductor) with aluminium alloy. The phase conductor should be insulated with XLPE Sioplas compound as per IS:14225-1995 Part-II complete all as specified and directed by Engineer-in-Charge. Note : The rated quoted shall be deemed to include the cost of fittings such as anchor clamps, suspension clamps, in line connectors, service clamps, insulation piercing connectors, tapping from bare lines etc. and nothing extra shall be admissible on this account.

Disconnecting and taking down old unserviceable cable of any description and capacity and M&L for on existing poles of Aerial Bunched cable 11 KV grade, stranded and compact aluminium phase conductor of size 120 sqmm, 3 core and 95 sqmmx 1 core (bare messenger/conductor) with aluminium alloy. The phase conductor should be insulated with XLPE Sioplas compound as per IS:14225-1995 Part-II complete all as specified and directed by Engineer-in-Charge. Note : The rated quoted shall be deemed to include the cost of fittings such as anchor clamps, suspension clamps, in line connectors, service clamps, insulation piercing connectors, tapping from bare lines etc. and nothing extra shall be admissible on this account

M&L Earthing complete as per electrical plate No 5 of MES SSR Part I with galvanised steel plate earth electrode 60 cm x 60 cm x 6.0 mm, burried directly vertically in ground in a pit of depth not less than 2.5 metres below ground level with the top edge of earth plate at a depth not less than 1.5 m below normal ground level connected to and including galvanised iron or steel earth strip 32 x 6 mm by means of bolts, nuts, check nuts and washers of galvanised iron or steel. Earthing strip protected by galvanised iron or steel pipe 50 mm bore medium grade and connected to continuous earth wire on pole/ test point. Watering pipe shall be 20mm bore GI medium grade. The earthing shall be inclusive of excavation and earth work in any type of soil, charcoal, salt, funnel , PCC pit and RCC cover complete all as specified & directed by Engr-in-Charge.Note 1- following items deemed to be included in quoted rate

(a) Earth electrode. (b) Main earthing lead from earth electrode to test point and further to equipment to be earthed upto 7.5 metre. (c) Material and labour for connecting earth electrode and earthing lead as specified. (d) Adequate quantity of charcoal, dust, common salt and ground enhacement material as required to bring the earthing resistance as per direction. (e) All labour involved including testing of earth net work. (f) Excavation and earth work or drilling hole for electrode. (g) P.C.C. pit and C.I. cover. (h) Funnel with watering pipe, wire mesh and copper lugs etc. as specified. (j) G.I. protection pipe of size ordered specified for protection of earthing lead from mechanical injury or tempering. Note 2 : On testing after completion if the desired earth resistance is not obtained the earthing will be redone at no extra cost.

M&L Earthing complete as per electrical plate No 5 of MES SSR Part I with copper earth plate earth electrode 60 cm x 60 cm x 3.15 mm, burried directly vertically in ground in a pit of depth not less than 2.5 metres below ground level with the top edge of earth plate at a depth not less than 1.8 m below normal ground level connected to and including copper earthing strip 20 x 3 mm by means of bolts, nuts, check nuts and washers of galvanised iron or steel. Earthing wire protected by galvanised iron or steel pipe 50 mm bore medium grade and connected to continuous earth wire on pole/ test point. Watering pipe shall be 20 mm bore GI medium grade. The earthing shall be inclusive of excavation and earth work in any type of soil,charcoal, salt,funnel , PCC pit and RCC cover complete all as specified & directed.Note 1- following items deemed to be included in quoted rate

(a) Earth electrode. (b) Main earthing lead from earth electrode to test point and further to equipment to be earthed upto 7.5 metre. (c) Material and labour for connecting earth electrode and earthing lead as specified. (d) Adequate quantity of charcoal dust and common salt as per direction. (e) All labour involved including testing of earth net work. (f) Excavation and earth work or drilling hole for electrode. (g) P.C.C. pit and C.I. cover. (h) Funnel with watering pipe, wire mesh and copper lugs etc. as specified. (j) G.I. protection pipe of size ordered specified for protection of earthing lead from mechanical injury or tempering. Note 2 : On testing after completion if the desired earth resistance is not obtained the earthing will be redone at no extra cost.

Taking down and re-laying of HT cable of any size after rectify the fault or laying of XLPE insulated, PVC bedded, galvanised steel strips armoured heavy duty electric power cable with stranded aluminium conductor suitable for rated voltage of 11000 Volt grade, 3 Core 95 Sqmm to 3 Core 185 Sqmm including jointing and testing, laid in trenches / ducts / pipe or on poles complete all as specified and directed by Engr-in-Charge.

Restreching / tightening of HT over head line ( ACSR Conductor all 3 phases) of any type including opening out binding wire from pin/disc insulator and rebinding the conductor with insulator by 14 SWG binding wire complete all as directed by Engr-in-Charge. Note : Three runs of ACSR conductor i.e one for each phase shall be considered as one unit length.

Restreching / tightening of existing aerial bunched cable of any size and make on HT Poles complete all as specified and directed by Engr-in-Charge. Note : The contractor shall also replace any broken/unserviceable fitting viz , Anchor clamps, Suspension Clamps, one line connectors, Dead End Clamps, Mid Span joints, HT Eye Hooks, service Clamps, insulation piercing connector etc all as specified and directed by Engr-in-Charge.

Material & Labour in repair/replacement pin type porcelain vitreous white, brown or green insulator including one galvanized spindle two GI washer and one GI nut 150 mm height, 150 mm dia for 11000 volts grade complete all as specified and directed by Engineer-in-Charge.

Material & Labour in repair/replacement disc type porcelain vitreous white, brown or green insulator of 145 mm high and 255 mm dia ball and socket type,including one galvanized spindle two GI washer and one GI nut 150 mm height, 150 mm dia for 11000 volts grade including taking down old UNSV pin type insulator complete all as specified and directed by Engineer-in-Charge.

M&L for repair to VCB/RMU switch gears (of existing capacity ) broken front and rear doors of existing size with suitable locking arrangements by using suitable hinges including necessary welding work complete all as specified and as directed by Engineer-in-charge.

Supplying in repair, laying, jointing, testing and commissioning HT under ground electric power cable Crossed linked polyethylene (XLPE) insulated, screened PVC bedded, galvanised steel strip or wire armoured electric power cable (heavy duty) with aluminium conductor, 11000 Volts grade suitable for earth system of 3 core 95 Sq mm cross sectional area size, ISI marked as per IS 7098 Part-2, laid in trenches/ laid under floor/ laid in ducts or fixed on poles etc. complete all as specified and directed by Engr-in-Charge.

Supplying in repair, laying, jointing, testing and commissioning HT under ground electric power cable Crossed linked polyethylene (XLPE) insulated, screened PVC bedded, galvanised steel strip or wire armoured electric power cable (heavy duty) with aluminium conductor, 11000 Volts grade suitable for earth system of 3 core 120 Sq mm cross sectional area size, ISI marked as per IS 7098 Part-2, laid in trenches/ laid under floor/ laid in ducts or fixed on poles etc. complete all as specified and directed by Engr-in-Charge..

Cleaning the sub station in side & out side building /fencing of transformer /two/four structure and also incl around 2 m radious out side of fencing in every month duly taking down unwanted material/grass/vegetable roots/small tree/trimming of branches of tree inside and outside etc complete all as specified and directed by Engr-in-Charge.

Supply and fix in repair electric shock chart dust proof, water proof in which written electric shock and its treatment which is written in English and hindi for Sub Stations complete and fixed with good quality wooden frame and mirror of size 50 x 75 cm all as specified and directed by Engr-in-Charge.

Supply in repair, testing and commissioning of air break gang operated switch, triple pole mechanically operated out door type with all fittings/accessories mounted on and including 11 KV HT 15 Nos porcelain insulators of rating up to 200 Amps complete with drop out fuse assy having fuses of rating 40 Amps and steel channel frame, GI operating rod 25 mm dia of suitable length with operating mechanism worked form ground level, vertically operated including locking arrangement & operating handle, with and including padlock complete all as specified and as directed by Engr-in-Charge.

M&L in repair for cross arms, bracings supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of paint complete all as specified and as directed by Engr-in-Charge.

Supply and fix in repair steel tubular, swaged pole, 11 Mtr long type 410-SP-55 complete with cast iron base plate, finial taper plug, bolts, nuts and screws duly painted with two coats anti corrosive paint internally complete and externally upto planting depth alternate black and yellow straps of synthetic enamel paint 30 cm each up to 1.5 mtr from GL and remaining pole painted with aluminium paint including writing No complete all as specified and directed by Enge-in-Charge.

S&F in repair GOD operating rod as per existing with cover 11000 Volts grade insulation including locking arrangements with 65 mm pad lock complete all as specified and directed by Engr-in-Charge.

M&L for cleaning/painting of 4 Pole structure/2 pole/Single pole structure of any type/size/lenght and removing existing painting by using wire brush using with emery paper and cleaning with chemical agents, after cleaning the poles two coats of red oxide primer and two coats of synthetic aluminium painting satisfactorily by Engr-in-Charge and painting work carryout at any height and including marking of pole numbers as directed and safety equipement & Tools will be own arrangement and making and colour washing of pole coping all as specified and directed of the followings: -

Two pole with cross arm complete all as specified and directed by Engr-in-Charge.

Four Poles with Cross Arm complete all as specified and directed by Engr-in-Charge.

Single HT 11 Meter pole with Cross Arm complete all as specified and directed by Engr-in-Charge.

M & L for servicing, greasing, cleaning of GOD, adjustment of its operation, cleaning and checking (for any type of damage) of insulators and lightening arresters incl. tightening of all loose nuts & bolts on the HT structure at site complete all as specified and directed by Engineer-in-Charge. NOTE :- 1. All the necessary tools, tackles and ladder shall be arranged by the contractor for the subject work. 2. Contractor has to arrange for necessary cleaning agent (petrol, diesel, CRC 2-26 etc.) and lubricating material like grease, oil and lubricating sprays if any, as required for subject work. 3. Major spares required to be replace during servicing will be measured and paid under relevant item as specified.

Supply only male and female for GOD including servicing of GOD mounted on pole with cleaning the old grease properly and greasing of the GOD with new grease incl tighting of nut,bolt and washer of GOD easily as directed by Engineer-in-Charge.

Supply only Lightning arresters expulsion type complete (Each Set -03 Nos ) with all fittings, transmission class, discharge capacity 65 kilo amp and hight current with stand 100 KA outdoor type for 11000 volts, including clamps, nuts and bolts, washers and connection to earth with 32 mm x 6 mm GI strip to Lightning arrester complete all as specified and directed by Engineer-in-Charge.

M&L for tracing the HT/ UG cable fault with HT cable fault locator/manually by labour of 33 KV/11KV system in any situation/position complete as directed. NOTE:-Contractor has to rectify the fault within 08 hrs after info by concerned AGE/JE otherwise a penality of Rs 500/- per hrs would be imposed.(ii) One Single cable of any length for end to end termination with any number/type of faults will be considered to consitute only one qty for tracing and payment purpose complete all as specified and as directed by Engr-in-Charge.

Supply & fix earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles with the help of insulator or any other indicated situation for loop earthing etc and provision of brass/copper nuts, bolts washers etc wherever required and making joints as required 32 x 6 mm galvanised iron strip complete all as specified and directed by Enginer-in-Charge.

Repair to HT VCB 33 KV Three Phase 800 Amps 250 MVA installed at 33/11 KV switch yard after disconnecting the main supply incoming panel for repairs and replacement of unserviceable parts and refixing the same after repair and testing on full load (Cost of spare parts and other job works will be paid under respective items), complete all as specified and directed by Engr-in-Charge. Notes : 1. The Quoted Rates are deemed to include the cost of all tools, material and labour required for dismantling taking out and assembling of Breaker with replacement of worn out nuts and bolts, gaskets, A-grade greasing and oiling of moving parts and refixing the same. 2. Quoted Rates are deemed to include the cost of material and labour required to make alternative arrangement to by-pass the electric supply through the HT panel or other HT line to avoid long period of shut down of electric supply.

S&F in repair of Motor Charging gear box complete all as specified and directed by Engr-in-Charge.

S & F in repair of burnt trip coil assembly 24 Volts DC, complete all as specified and directed by Engr-in-Charge.

S & F in repair of burnt closing coil assembly 24Volts DC, complete all as specified and directed by Engr-in-Charge.

S & F in repair of spring charging motor (230 Volt AC) as per existing Make / Model / Capacity and size complete all as specified and directed.

S & F in repair push button of green/yellow/red colour as per existing make/model/capacity

Disconnecting and taking out the unserviceable battery from battery bank any capacity supply and fix new lead acid maintenance free battery 2 volt 110 AH or as per existing make/model/capacity including connecting of all battery in battery bank and testing upto satisfaction of Engineer - in-Charge complete as specified and directed. Notes :- Rate for frame of angle iron of size 50x6 mm for installation of batteries shall deemed to be included in the quoted rate.

Periodical / Routine serving of control panel of 33 KV rating in such as checking of all wiring connection of differential relay and auxiliary relays and blowing out dust, calibration of relay & repair and replacement of defective components as per existing Make / Model / Capacity of 33/11 KV CR Panel including connecting the all electrical connection and testing complete all as specified and directed. Make : ABB CR Panel Notes :- 1. The above job to be carried out by engineer of Authorised Dealer / Service Centre of concerned OEM. 2. Replacement of defective items shall be measured and paid separately as supply only. The labour charges for fixing of the same shall be deemed to be included in this item. 3. The contractor shall arrange for the standby supply for testing of relays etc.

Fixing only in repairs Test terminal block as per existing Make / Model / Capacity complete all as specified and directed by Engr-in-Charge..

Fixing only in repairs DC Supervision Relay as per existing Make / Model / Capacity complete all as specified and directed by Engr-in-Charge.

Fixing only in repairs AC Supervision Relay as per existing Make / Model / Capacity complete all as specified and directed by Engr-in-Charge.

Fixing only in repairs Kit Kat Fuse as per existing Make / Model / Capacity complete all as specified and directed by Engr-in-Charge.

Fixing only in repairs Winding Temp Alarm Relay as per existing Make / Model / Capacity complete all as specified and directed by Engr-in-Charge.

Fixing only in repairs Supervision Relay for trip circuit as per existing Make / Model / Capacity all as specified and as directed.

Fixing only in repairs Master trip relay as per existing Make / Model / Capacity complete all as specified and directed by Engr-in-Charge.

Fixing only in repairs Buch Trip / Buch Alarm Relay as per existing Make / Model / Capacity complete all as specified and directed by Engr-in-Charge.

Fixing only in repairs PRV Trip / PRV Alarm Relay as per existing Make / Model / Capacity complete all as specified and directed by Engr-in-Charge.

Repairing of damaged control wiring of all control switchgears installed in control panel and making new connections of 33 KV current transfromers & Control relays operational form remote control panel all as specified and directed by Engr-in-chrage.

Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles with the help of insulator or any other indicated situation for loop earthing etc and provision of brass/copper nuts, bolts washers etc wherever required and making joints as required 20x3 mm copper strip complete all as specified and directed by Enginer-in-Charge.

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