ANNUAL RATE CONTRACT FOR CARRYING OUT DAY TO DAY ROUTINE MAINTENANCE RESTORATION WORKS RELATED TO 33 11KV RECEIVING STATIONS and 33KV LINES UNDER THE JURISDICTION SUB-TRANSMISSION DIVISION (JPDCL) KALAKOTE

Amount

Line Works

Erection of 13 mtr long Steel Tubular Pole with planting depth of 1/6 th of the height of the pole, (13 mtr. Long )including digging of pits, disposal of extra earth, collection of boulders and filling back.

Erection of 11 mtr long Steel Tubular Pole with planting depth of 1/6 th of the height of the pole, (11 mtr. Long )including digging of pits, disposal of extra earth, collection of boulders and filling back.

Erection of 09 mtr long Steel Tubular Pole with planting depth of 1/6 th of the height of the pole, (9 mtr. Long )including digging of pits, disposal of extra earth, collection of boulders and filling back.

Dismantling of ACSR Conductor (100mm2) and stacking

Dismantling of ACSR Conductor and stacking (150mm2)

Dismantling of ACSR Conductor andstacking (200mm2)

Collection of ACSR Cond. And Stringing,tensioning , binding of ACSR Conductor, (100mm2 ACSR Conductor)

Collection of ACSR Cond. And Stringing,tensioning , binding of ACSR Conductor, (150mm2 ACSR Conductor)

Collection of ACSR Cond. and Stringing,tensioning , binding of ACSR Conductor, (200mm2 ACSR Conductor)

Dismentalling of Steel Tubular Pole including carriage upto dumping site, (13 mtr. Long ) up to distance of 50 mtrs

Dismentalling of Steel Tubular Pole including carriage upto dumping site, (11 mtr. Long )up to distance of 50 mtrs

Dismentalling of Steel Tubular Pole including carriage upto dumping site, (9 mtr. Long )up to distance of 50 mtrs

Straightening of tilted Steel Tubular Pole (13 mtr. Long )

Straightening of tilted Steel Tubular Pole (11 mtr. Long )

Straightening of tilted Steel Tubular Pole (9 mtr. Long )

Painting of 13 mtr long Steel Tubular Pole including fixtures with one coat of red-oxide and two coats of silver(aluminium) paint , (13 mtr. Long )

Painting of 11 mtr long Steel Tubular Pole including fixtures with one coat of red-oxide and two coats of silver(aluminium) paint , (11 mtr. Long )

Painting of 09 mtr long Steel Tubular Pole including fixtures with one coat of red-oxide and two coats of silver(aluminium) paint , (9 mtr. Long )

Cement Bottoming (U/G,A/G) in 1:3:6 mix including excavation and form work including cost of material/ shuttering etc

Excavation of Earth including shifting of disopal at a distance of 50 mtrs

Fixing of Galvanised spiral Earthing of SWG No. 8, G.I wire of 115 turns confirming to REC-J1 construction standard, (J1)

Fixing of 33KV Galvanised Guy Set(Guy wire,Guy Rods,Turn Buckle plate ,Guy Insulators) confirming to IS 2141 / 1979 or the latest version thereof, (Guy Set)

Replacement of damaged Ties

Fixing of 33 kv Disc Insulator (Porcelain )

Fixing of 33 kv Disc Insulator (Polymer )

Fixing of 33 kv Disc fitting

Fixing of 33KVm Pin Insulators (10 KN) standards, (Porcelain )

Fixing of 33KVm Pin Insulators (10 KN) standards, (Polymer )

Fixing of 33KV G.I Pins with all accessories .

Repair of 33 KV Isolator with blade

Re-erection of uprooted poles

Re-erection of uprooted Guy Set

Dismantling of Jumper set

Erection of Jumper set

Dismantling of Guy Rod complete

Dismantling of Disc Insulator with fitting

Dismantling of Pin Insulator with Pin

Fixing of X-arms of different sizes (100x50x50x6 mm channel Iron,50x50x6mm Angle Iron ) duly painted with one coat of red-oxide and two coats of silver paint fixing with different sizes and sorts of nuts,bolts and washers, (Channel Iron X-arms, Angle Iron-X-arms, Pole Tops)

Dismantling of X-arms, bracess, ties of different sizes

Repair and re-erection of Cradle for guardnetting with GI wire 8no including wire binding, cutting /bending of GI Wire as per REC standards

Route clearence by way of cleaning bushes and vegetation & making temp. path for easay carriage of line material

Branch cutting/cutting of trees, (Route/corridor of 33kv lines)

Loading/ Unloading of following material and shifting upto 50 mtrs

Steel Tubular Pole (13 mtr. Long )up

Steel Tubular Pole (11 mtr. Long )

Steel Tubular Pole (9 mtr. Long )

Steel of Sorts , (Steel)

Conductor Reels, (100mm²/150mm²/200mm² ACSR Conductor)

11KV VCB Panel

Battery Bank

AC Board/C Board/

Battery Charger

33KV VCB Panel

33KV C&R Panel

Distribution Transformer

XLPE Power Cable of sizes a) (120 mm2)

Transformer Oil Barrel

11KV Isolator

33 KV Isolator

Shifting of material with additional distance upto 100 mtrs

Steel Tubular Pole (13 mtr. Long )up

Steel Tubular Pole (11 mtr. Long )

Steel Tubular Pole (9 mtr. Long )

Steel of Sorts , (Steel)

Conductor Reels, (100mm²/150mm²/200mm² ACSR Conductor)

11KV VCB Panel

Battery Bank

AC Board/C Board/

Battery Charger

33KV VCB Panel

33KV C&R Panel

Distribution Transformer a)(25KVA)

XLPE Power Cable of sizes a) (120 mm2)

Transformer Oil Barrel

11KV Isolator

33 KV Isolator

33/ 11 KV Switchyard works

33 KV VCB Repairs & Renovation by way of a) Setting of Mechanical Assembly / Replacement of damaged spring / Repair of locking & charging system

b) Replacement of Tripping Coil/Closing coil

c) Replacement of Damaged Vacuum Interrupter

d) Replacement of Bushing including Clamps

e) Rectification of Wiring up to the terminal plate of Breaker

Repair of 33KV C&R Panel by way replacement of different equipments a) Ammeter/Volt Meter

b) Indication Lamps/Fuses

d) Identification of Panel Wiring Faults & its rectification

e) Different Relays - MIT Numerical Relay / Electro-mechanical relay / Master Trip Relay/ Differential Relay/Auxillary Relay etc.

Control /Protection wiring of VCB Panels

Complete testing of Relays Setting of Testing Kit, Interconnection between various points of pannel with respect to secondary injection key on various current taps, recording the observation thereof. All modifications necessary to achieve desired results.

Control Cable Laying of Control Cable of all types on racks in cable duct including binding with PVC Belts/ Binding Wire, Peeling of insulation and fixing of proper size thimble connecting the cable after identification of each core to both ends i.e. Pannel to CTs / panel to PTs /panel to Breaker and Making functional of 33 KV Outdoor Breakers, Protection ,Alarms, Annunciation (complete Job)

Upkeep of Existing Earthing System.

Replacement of damaged earth mesh in Sub-Station as per standards.

Excavation of trenches of 0.6 Mtr Depth and 7.5 mtrs in normal soil / hard soil

Laying of MS Flat and MS Rod in deep excavated trench and welding of MS Flat & MS Rod with Mesh.

Earthing with Spikes of MS Rod 20mm, 3 Mtr in Length as per REC Drawing J.2

33/11 KV Power Transformer- Preventive maintenance a) Opening of Transformer Tank Top Cover (if required to facilitate maintenance of transformer after removing the required accessories). b) Preventing of leakage by changing main gaskets after removing the old gasket. c) Change of HV LV Busing, Ring and Rubber Washers, Draining/ Re-Filling of required Oil, Change of gaskets of valves/ radiators/ buchloze's relay radiators valves. d) Cleaning of Scale deposited over the body and radiators of the power transformer with thinner/ detergent and de-rusting in perfect manner. e) Replacement of any one of the following i.e. temperature indicators, silica gel, gas operated buchloz's relay, oil temperature indicator, winding temperature indicator of power transformer of capacity given hereunder:-

ii) 6.3 MVA

iii) 5 MVA

ii) 4 MVA

vi) 2.5 MVA

Topping of oil in Power Transformer of all Capacities

Filteration of Transformer oil with Mechanical Fiteration Plant

Bus Bar, Jumpers, Droppers in 33 KV Outdoor Yard as below

i) Checking and tightening of jumpers

ii) Replacement of T/PG clamps

iii) Replacement of Connectors of bus bar including transformer and equipments

iv) Replacement of damaged bus bar conductor including re-jumpering

v) Replacement of post insulators, Disc insulators including its hardware.

LA works

a)Replacement of 33 KV & 11 KV Lightening Arrestor including jumpering and earth connecting in all respect. (if separate earthing is not provided for LA the same shall be provided in accordance with the provision for activicity)

b) Separate pipe Earthing as per REC Drawing J.2

33 KV Isolators Repair & Renovation of 33kv line isolator including setting right its operation

11 KV Isolators Repair & Renovation of 33kv line isolator including setting right its operation

Replacement of post insulator / jaws / tendon pipes / clamps/ operating box

33 KV CTs Repairs & Renovation of 33 KV CTs by way of replacing shorting strips, connecting rod, transformer oil, damaged insulator of ratings :

33 KV PTs Combined Unit a) Erection of 33 KV CT, PT combined unit on existing structure including minor modification

b) Insulation, testing as per norms and commissioning of new 33 KV combined CT PT Sets (All Sizes) on erected spots including jumpering crimping of lugs, charging earth connection of body and conducting pre commissioning test before energization and satisfactory operation in all respects

Steel Structures & Gantry, Column a) Fixing of missing members of gantry structures column, beams etc.

b) Tightening of nuts & bolts, replacement of oval thread bolts, chipping by way of welding to the bolts after tightening

c) Painting with mix red oxide paint two coats of approved make on steel works after cleaning with wire brush/ sand paper

d) Painting of steel structure erected in outdoor yard with aluminum paint two coats with approved brand and fixture to given an even surface

Replacement of damaged Aux. Transformer complete job including fixing of busbar and cable of ratings :

Deweeding of vegetation in outdoor yard a) Removing of stone metal, deweeding of unwanted vegetation, spreading of stone metal collected earlier for removal of vegetation, leveling the area with existing stone metal

b) Providing of additional stone metal and its carriage and laying in outdoor yard, this includes breaking of stones complete job.

Fixing of chain link fencing of control room/ yard/ receiving station complete job.

Control room works

Battery Chargers, a) Repair & maintenance of battery charger

Battery Bank, AC / DC Board a) Repair & maintenance of battery set 32 V ( 16 nos cells) including maintaining specific gravity, electrolyte level, cleaning, checking, tightening of battery terminals in all respects it includes measuring and rectifying of voltage of each battery.

b) Repair and maintenance of AC/DC Board, identification of fault in respect of cable and its replacement, replacement of damaged MCCB, Kit Kat, Bus Bar & other allied job.

Control Room facelift a) Cleaning of Control Room, removing dirt & dust from the pannels, walls, cleaning of fixtures

b) Painting of internal/external walls and roof by approved brand of emulsion

c) Painting of door and window pannels of control room by approved brand of paint

11 KV, VCB, OCB a) Repairs & Renovation of 11 KV VCB, OCB by way of replacement of i) Grid-support assembly with 11 KV female replacement of cup for panel along with trolley bush rod

ii) Male & Female Contacts

iii) Copper Bus Bar & strips

iv) Tripping Coil, tripping assembly & Tripping rollers

v) Closing Coil/Closing Assembly

vi) Complete wiring of VCB, C&R Panel (Wornout)

b) Replacement of damaged CTs of different ratio Testing the CT with the help of primary injection set fixing in pannel, fixing the secondary connection after assessing the load (complete job)

d) Replacement of 11 KV damaged PT

e) Replacement of blown fuses, checking the PT terminal with respect of 11 KV bus bar complete job.

11 KV Power Cables / 33 KV Power cables a) Identification of damaged portion of cable, tracing of cable, remove cable from trench, carriage and laying of cable (complete job) including cleaning of cable trenches.

b) Replacement of damaged cable of all sizes

c) Erection of termination kits of different sizes, connecting the cable with pannel and outgoing structures after crimping of lugs fixing with nuts and bolts, checking of earth point, connecting the earthing point of cable with existing earthing system . i) 11 KV Indoor Termination Kit (3-Phase)

ii) 11 KV Outdoor Termination Kit (3-Phase)

iii) 33 KV Indoor Termination Kit (Single Phase)

iv) 33 KV Outdoor Termination Kit (Single Phase)

Misc Items. a) Improvement of earthing system in control room by way of replacement of earthing risers from earthing point to panel / checking of all welding points/ re-welding of lose connection, laying of fresh / additional earth-mat strip to improve the existing earthing system

Dismantling of 11KV VCB/OCB Panel set complete job

Erection of 11KV VCB/OCB Panel set complete job ;-

Flash in 33 KV & 11 KV Panels due to overloading moisture Cleaning of carbonized panel by petrol / cotton cloth, replacement of damaged / worn-out lugs, post insulator, Bakelite sheet, arcing chamber panel heaters etc.

Cleaning of Roof of control Room Building

Power transformer works

Checking and operating of each switch gear/ trip circuit of LT panel for their proper functioning in case of male functioning to be rectified immediately

Recording of IR values of transformers

Checking of earthing pits and recording of earth resistance in case high taking corrective action to reduce it to desired value

Testing of earthing of each panel on HT & LT

Checking and ensuring that all the installation are properly earthed in case of some disconnection to be connected to the same

Dismantling of 33/11KV Power Transformer from the foundation. 2.5 MVA/ 3.15 MVA/ 4 MVA / 5.0 MVA/ 6.3 MVA/ 10 MVA

Filteration of Transformer oil with Mechanical Fiteration Plant

Servuicing/ Routine maintenance of Mechanical Fiteration Plant by way of checking compressors/ control cables/ motors/ contactor/ greasing etc.

Dragging and Loading of 33/11KV Power Transformer . 2.5 MVA/ 3.15 MVA/ 4 MVA / 5.0 MVA/ 6.3 MVA/ 10 MVA

Un-loading and Dragging of 33/11KV Power Transformer . 2.5 MVA/ 3.15 MVA/ 4 MVA / 5.0 MVA/ 6.3 MVA/ 10 MVA

Erection, Testing and Commissioning of 33/11KV Power Transformer. 2.5 MVA/ 3.15 MVA/ 4 MVA / 5.0 MVA/ 6.3 MVA/ 10 MVA

Fabrication works

Fabrication of steel of size for Guy Road, x-armes, braces, ties, column, beams, equipments structures etc

Making of holes in ST Poles

Dismantling of existing of 33KV Isolators with/with out blades and replacement with new one on the already existing structure

Fabrication of Earthing Spikes of MS Steel of Sorts as per standards

Replacement of 11KV Knife set/Horn Gap set by new 11KV Isolators set

Installation of equipments on existing structures including Testing and Commissioning.

33 KV VCB

33 KV C & R Panel

35 KV LA set

36 KV Isolator

11 KV VCB

11 KV Cable straight through joints

11 KV Cable termination kits

11 KV horizontal type isolators

33 KV ABC cable of sizes( 185/ 240/ 300 sqmm) Over head

33 KV XLPE cable 3 core of sizes ( 185/ 240/ 300 sqmm) Underground/ Overhead

33 KV 1 core XLPE cable of sizes (185/ 240/ 300/630 sqmm)

1.1 KV LT XPLE cable (95/ 120/185/240 / 300 sqmm) 3.5 core

11 KV XLPE cable 3 core of sizes (120/ 185/ 240/300/ 400 sqmm)

1 Phase Exhaust/ cooling fan for Power Transformer including electric connections.

Industrial type 3 phase heavy duty cooling fan for Power Transformer including 3 phase electric connections.

Earthing

Earthing complete by GI Pipe 40 mm or GI Rod 20 mm through GI strip including material complete as per standard

Copper plate earthing 600 * 600 * 3 mm thick including accessories and providing massionary enclosure with cover plate having locking arrangement and GI pipe 2.7 metre long including excavation of pit and filling it with alternate layer of Salt/ Charcoal as reqd and as per standard with material complete.

GI pipe/ spiral earthing as per standard along with material complete

Provision of Chemical Earthing with material complete as per standard.

Basic Rates for Hiring of Manpower per day

Skilled

Semi-skilled

Un-Skilled

M/S PIONEER ENGINEERS (BID ID -2388277)

SAI ENGINEERING AND CONTRACTOR (BID ID -2383134)

C.T ELECTRICAL ENGINEER (BID ID -2389007)

M/S MEELU ENTERPRISES (BID ID -2389980)

SHAH ELECTRICALS (BID ID -2390525)

YESH PAUL (BID ID -2390733)

GENERAL ENGINEERING WORKS (BID ID -2389242)

MS AMIR KHAN AND BROTHERS (BID ID -2389953)