AUGMENTATION OF ELECTRICITY SUPPLY FOR PREVENTION OF SUDDEN BREAKDOWN OF POWERS SUPPLY AT MIL STN SAMBA

Amount

Surface excavation in any type of soil not exceeding 30 cm deep and averaging 15cm deep and getting out complete all as specified and directed.

Add to (or deduct from item No 1 above) for every 3 cm or part thereof above or below 15 cm average depth of surface excavation complete all as specified and directed. Note : The rate quoted by the contractor against this item shall be applicable both for add or deduct as required at site and payment to the contractor against srl item no 1 above shall be adjusted accordingly.

Excavating in trenches in any type of soil not exceeding 1.5 m wide and not exceeding 1.5m deep and getting out complete all as specified and directed.

Excavation in post holes (or similar holes) in soft / loose soil, each not exceeding 0.5 cum, getting out, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm, watering and removing surplus soil to a distance not exceeding 50m and making good disturbed surface complete all as specified and directed.

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

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

PCC 1:3:6, (M-10) nominal mix, type C-2, using 40mm graded crushed stone aggregates as in foundation and mass concrete etc including necessary form work, complete all as specified and directed.

Brickwork with fly ash bricks, straight or curved on plan exc 6m mean radius, built in cement motor 1:4 complete all as specified and as directed.

PCC 1:2:4, nominal mix, type B-1, using 20mm graded crushed stone aggregates as in coping and the like including weathering, slightly rounded or chamfered angles and throating including necessary form work, complete all as specified and directed

Rendering 10mm thick on fair faces of brick work or concrete surfaces in CM 1:4 complete all as specified and directed.

Framed mild steel 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 conforming to Fe.290.Gde-E-165.(angle iron welded to chequered plate) complete all as specified and directed.

Painting two coats of synthetic enamel paint over a coat of red oxide primer incl preparation of steel surfaces not exc 10 cm width or girth, complete all as specified and directed.

Painting two coats of synthetic enamel paint over a coat of red oxide primer incl preparation to steel surfaces over 10 cm width or girth complete all as specified and directed.

Mild steel round bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips all as specified and directed.

Mild steel angle iron post and struts in fencing incl cutting tops to shape as directed, drilling holes, notching for wires, etc flat iron fillets for securing wire mesh etc incl all necessary drilling, bolting or riveting, etc and similar work conforming to FE-290 Gde E-165 all as specified and directed.

Supply only chain link fencing 4mm dia MS hot dipped galvanised wire heavy type zinc coated as laid down in IS 4826 fencing, of 100x100mm mesh size or type all as specified and directed.

Fixing only chain link fencing including line wires, any mesh, size and type to any type of standards, rails, straining bolts, etc. including provision of binding wire complete all as specified and directed.

Galvanised iron 2 strand, steel barbed wire 2.24mm dia barbed with 2mm dia barbs at 75mm spacing and straining and fixing to any type of standard rails strain- ing bolts, including, securing or tying at crossings with and provision of galvanised medium coated type,mild steel wire as laid down in IS 4826 conforming to IS 278-2001, IS 280-2006 staples or steel pins, etc. as specified and directed.

PCC 1:4:8,nominal mix, type D-2, using 40mm graded crushed stone aggregates as in foundation and mass concrete etc, complete all as specified and directed.

Reinforced cement concrete M-25 (design cement using 20mm graded stone aggregate) in foundations, including rafts, footings, foundation beams, plinth beams, bases for columns etc. basement slabs, under-reamed piles and mass concrete complete all as specified.and as directed.

Form work to sides of pillars, posts, struts ,piers ,columns and stanchions in square or rectangular rough finished square rectangular or polygonal surface complete all as specified and directed.

TMT bars (Fe 500) 6 to 8 mm dia , cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips complete all as specified and directed.

Rolling and consolidating formation surface in cutting including watering as necessary and consolidating to the required level, gradient or camber, keeping roller wheels wet, if required, filling in hollows and depressions (using Power Road Roller Exc 8 tonne & n-exc 12 tonne) complete all as specified and directed.

150 mm thick (spread thickness) soling (or sub base) with broken boulders or quarried stone, interstices filled, surface formed and rolled and consolidated to required gradient and camber complete all as specified and directed.

150 mm thick in two layers (75mmx2) (compacted thickness) WBM with coarse aggregates of grading 2(63 to 40mm size) or of grading 1(90 to 40 mm size) spread, rolled and consolidated to gradient materials and chamber reqd granite, trap or Basalt stone complete all as specified and directed. Note : Rate quoted shall be for compacted total thickness of 150mm.

Plain Cement concrete work in pavement/hard standing of flexural strength 40kg per sqcm in field using 400kg of cement per cum thickness of concrete 25 cm or less thickness including necessary formwork complete all as specified and directed.

Forming contraction (Dummy) joint 65mm deep x 10mm wide filled with sealing compound Grade 'A' complete all as specified and directed.

Finishing surface of concrete road by brooming complete all as specified and directed

Sand cushioning to Electric cable 8 cm thick before laying the cable and 15 cm thick after laying the cable in trenches, stretching and testing of cable complete all as specified and directed. Note:- For the purpose of payment punned thickness shall only be measured.

Fly ash bricks of old size laid dry flat for protection of cable complete all as specified and directed.

Steel water tubing ‘light grade' galvanized 80 mm bore with fittings such as socket, bend (in any size) for protection of LT UG Cables laid under road/culvert/drainage / foot path crossing etc. complete all as specified and directed.

Supply and laying in trenches, through pipes or under culvert of XLPE insulated screened PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 11000 volts (earthed grade) incl copper strip tapping IS 7098 Part 2-1985 grade with stranded aluminum conductor of size 300 Sqmm x 3 core laid in trenches/on wall/Air/Pole/ in duct/through pipe complete all as specified and as directed. Note : Earthwork, sand cushioning, covers and pipe shall be measured and paid separately.

Supply and laying in trenches, through pipes or under culvert of XLPE insulated screened PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 11000 volts (earthed grade) incl copper strip tapping IS 7098 Part 2-1985 grade with stranded aluminum conductor of size 120 Sqmm x 3 core laid in trenches/on wall/Air/Pole/ in duct/through pipe complete all as specified and as directed. Note : Earthwork, sand cushioning, covers and pipe shall be measured and paid separately.

Supply and laying in trenches through pipe or under culvert of XLPE insulated screened PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 11000 volts (earthed grade) incl copper strip tapping IS 7098 Part 2-1985 grade with stranded aluminium conductor of size 95 Sqmm x 3 core laid in trenches/on wall/Air/Pole/in duct/through pipe complete all as specified and as directed. Note: Earthwork, sand cushioning, covers and pipe shall be measured and paid separately.

Material and labour for Cable end jointing kit for 11 KV (earthed grade) cable for outdoor type termination heat shrinkable type joint complete with all jointing material and accessories suitable for 3 core XLPE HT armoured aluminum conductor cable of size 300 sq mm complete all as specified and directed.

Material and labour for Cable jointing kit for 11 KV (Earthed) grade cable for indoor termination Heat shrinkable type joint complete with jointing material and accessories suitable for 3 core XLPE HT armoured aluminum conductor cable of size 300 sqmm complete all as specified and directed.

Material and labour for Cable end jointing kit for 11 KV (earthed grade) cable for outdoor type termination heat shrinkable type joint complete with all jointing material and accessories suitable for 3 core XLPE HT armoured aluminum conductor cable of size 120 sq mm complete all as specified and directed.

Material and labour for Cable jointing kit for 11 KV (Earthed grade) cable for indoor termination Heat shrinkable type joint complete with jointing material and accessories suitable for 3 core XLPE HT armoured aluminum conductor cable of size 120 sqmm complete all as specified and directed.

Material and labour for Cable end jointing kit for 11 KV (earthed grade) cable for outdoor type termination heat shrinkable type joint complete with all jointing material and accessories suitable for 3 core XLPE HT armoured aluminum conductor cable of size 95 sq mm complete all as specified and directed.

Material and labour for Cable jointing kit for 11 KV (Earthed grade) cable for indoor termination Heat shrinkable type joint complete with jointing material and accessories suitable for 3 core XLPE HT armoured aluminum conductor cable of size 95 sqmm complete all as specified and directed.

Dismantling existing 11 KV VCBs 05 Nos installed at sub stn and shifting to main receiving room at a distance approximately 50 mtrs and connecting with new VCB with and including provision of copper bus bar alongwith bus risers of required size as per load including calibration of relays complete all as specified and as directed.

Supply, install, testing and commissioning 11 KV HT 3 phase 50 Hz totally enclosed metal clad horizontally isolated and horizontally draw out type, 630 amps ,having rupturing capacity 350 MVA, 18.4 KA for 1 sec indoor floor mounted type Vacuum circuit breaker for incomer conforming to IS : 13943 ingress protection IP-4x of latest version comprising of following specification a) 630 Amps continuous rated electrolytic copper bus bar droppers and Bus bars should be insulated with full system voltage sleeves of reputed Make- raychem / Denson/ m seal. (b) Truck/ trolly mounted vacuum circuit breaker having three nos resin encapsulated vacuum bottles of the same manufacturer as of circuit breaker. (c) Motorized spring charging mechanism with integral spring charging handle loop for manual spring charge. (d) Cast resin copper wound current transformer conforming to IS : 2705 of latest version of rating 12 KV , 400-200/ 5-5A , No of core 2 , core I for metering and core II for protection 1 : 1.0 10 VA core 2 , 5 P 10, 15 VA. (e) Cast resin copper wound potential transformer conforming to IS ; 3156 of latest version of rating 3 phase 11 KV/√3/110V/ √ 3 , 100 VA , CI 1.0 CI 3P and HT fuse at the primary end and four pole MCB at the secondary end of the PT (f) Accessories like local/remote switch , breaker control switch (T-N-C) , space heater with thermostat , DC 7 AC control circuit through MCB indicating lamps for RYB , spring charge , DC supply healthy breaker ON/OFF breaker in service/Test

(g) Digital ammeter , digital voltmeter , digital energy meter and anti pumping relay. (h) Master trip relay -01 no Aux relay VAA33-02 Nos (j)Multi function meter (PM56000/equivalent) with suitable communication to central Software data control & SCADA system, converter having facility of real time data monitoring, historical trend and Web Dashboard.(k) Comprehensive numerical protection relay open type either MOD BUS IEC , 870-103 or with IEC 61850 compatible for normal distribution O/C , E/F , U/V , O/V protection Make and type of relay SIEMENS-7SJ80/ABB,REF54X/Alstom, P143 /Schneider having following additional facilities : (i) Trip circuit supervision (ii ) Disturbance recorder (iii) Event log with date and time (iv) Measurement and control feature (l) Panel having additional facility like:- (i) Intermittent rated closing and tripping coil. (ii) Fully tested for internal arc ( 18.4 KA for 1 sec ) as per latest IEC 62271-200 at CPRI / Accredit Lab . (iii) Vacuum bottle shall be epoxy encapsulated . (iv) Racking in/out manual closing/tripping of CB with compartment door closed :- (m) Breaker with following contacts . (i) Auxiliary switch with 6 NO+NC mounted on the draw out portion of the switch gear.

(ii) Position switches with 3 NO+1 NC contacts for each position in SERVICE and TEST. (iii) Position switches with 3 NO+1 NC contacts for each position in SERVICE and TEST. (iv) Mechanical operator counter . (n) Panel height not to exceed 2300 mm. (o) Electrically and mechanically interlocking between two Nos incomer. (p) Breaker , panel , relay , Voltmeter and ammeter of same manufacturer. (q) Type test report shall be submitted alongwith drawing submission. (Make- of VCB :- Siemens / ABB/Schneider/Crompton/ L & T/BHEL/Bharat Bijlee.

Supply and Fixing of 11 kV VCB switchboard floor mounting, sheet steel clad, free standing, and dust & vermin proof, compartmentalized type VCB switchboard. The sheet steel 2mm thickness must be as per tested design of manufacturer. The switchboard shall be suitable for 12 kV, 3 Ph., 3 W, 50 Hz , AC system and complete with VCB, air insulated Aluminum Bus bar rated for 1200A for 11kV switchboard and suitable for a short circuit capacity of 18.4 KA for 1 sec Switchgear should be as per latest IEC 62271 (62271-1, 62271-100, 62271-200). All the compartments of the panel should be segregated from each other by means of earthed metallic sheet steel. The shutters which should be provided for safety purpose must be of earthed metallic sheet steel only. The shutter mechanism should be coupled with the movement of the withdraw-able truck. Except the busbar compartment, all the compartments of each cubicle should be independent from the similar compartment of the adjacent panels. The busbar compartment should run from end to end without any inter-panel barriers so that in the event of internal arc inside the bus bar compartment, the arc will travel along the length of the switchboard. The switchboard shall be painted with light grey, shade no. RAL 7032, both inside and outside with IP-4X ingress-protection including the following:-Make of VCB:- Siemens / ABB/Schneider/Crompton Greaves/L & T/BHEL/Bharat Bijlee. buscoupler - 1 no

Metal clad switchgear complete with Vacuum circuit breaker having rupturing capacity upto 350 MVA, rating upto 800Amp 18.4 KA Horizontal Draw out/Horizontal Isolation VCB with following accessories complete all as specified and directed . .11 KV 18.4 KA 800Amps Breaker, Spring Charging Motor 24V AC, Tripping Coil‐ 24 VDC, Closing Coil‐ 24 VDC, Aux. Contacts: 6 NO + 6 NC, Limit Switch for Test Position, Limit Switch for Service Position, With Mechanical ON/OFF Indication and Mechanical ON/OFF Emergency Push Button, Inbuilt Antidumping Feature, Busbar. Aluminium bus bar to be provided 800 Amps as per exsisting VCB panel to join with new panel in all respects with insulators complete - 1 Job. Note:- Each VCB shall be complete with control Fuses/MCB's, Panel illumination Lamp, Plug & Socket, L/R switch, TNC Switch, Thermostate, Panel Space heater assembly, Emergency Push Button, trip circuit supervision relay, necessery Indicating lamp, Busbar, wiring and fabrication.

Supply ,installation ,Testing and commissioning platform mounting outdoor type, Step down power transformer of 66/11 KV, capacity 5 MVA ONAN, 3 Phase, 50 HZ copper wound, two winding, core type transformer as per IS-2026 star star vector group & IEC :76 YNyn0, On load Tap changer on HV side (+) 5% to (-) 15% in step of 2.5 %, Outdoor type, vector group YNyn0, tapping terminal arrangement ,initial filling of transformer oil as per IS 335 mounted on PCC platform as per manufacturer’s instructions and drawing complete with making connection from 66 KV HT bushing on 66 KV side and cable end box on 11 KV side including under mentioned parameters and accessories complete allas specified & directed. (a) Rating HV/LV : 66/11 KV (b) Cooling : ONAN (c) Type of transformer : Two winding (d) No load losses at rated voltage & frequency shall be 6.5 KW (IS ToL) (e) Load losses at rated current & 75 deg C 34 KW (IS ToL) (f) Temp rise shall be 45/55 deg C for oil/winding respectivily over and above ambient temp of 50 deg C. (g) Services : Outdoor type

(h) Impedence HV/LV : 7.15 % (IS Tol) (j) Vector group : YNyn0 (k) Winding : copper (l) Magnetic core : Prime grade of M4 or better (m) Insulation level - H.V power frequency (KV rms) : 28 KV -HV ,impulse withstand voltage (KV peak ) : 75 KVp. (n) Tap Changer : On load tap changer on HV side +5% to -15% on load tap links in steps of 1.25 % (16 steps) (o) HT termination : Bushings (p) LT termination: Cable box with all accessories i.e first filling of filtered dehydrated oil and confirming to IS & standard accessories required. (B) Accessories: (i) Buchholz Relay with alarm and trip contact and shut off valve (ii) Oil Temperature indicatior 150mm dia with alarm and trip contact. (iii) Winding Temperature Indicator with alarm and trip contact. (iv) Marshalling box 200 TB (MK) (v) Magnetic Oil level Gauge (vi) Pressure release valve (PRV) with trip contacts (vii)Conservator with oil filling hole with cap and drain plug and with built in diaphram to avoid direct air contact with transformer oil.

(viii) Oil level indicator with minimum level marking (ix) Thermometer pockets with thermometer (x) Silica gel breather (xi) Air Release plug (xii) Lifting Lugs (xiii) Earthing terminals (xiv) Bi-directional Rollers (xv) Anodized Aluminum Rating and diagram plate (xvi) Off Load Tap Changer (OLTC) with remote operation. (xvii) Top filter valve. (xviii) Bottom drain cum filter valve (xx) RTCC Panel (xxi) AVR Panel. (xxii) 72.5 KV Neutral CT of ratio (150-75/1) -01 No.(xxiii) 12 KV Neutral CT of ratio (900-450/5) -01 No . (xxiv) Oil surge relay-01 no. (xxv) Explosion vent with diaphram- 01No (xxvi) Radiator- one set. (xxvii) PCC plateform of suitable size with steps as per manufacturers drawing and recommendations. (xxviii) Oil soakage pit with drainage system as per manufacturer instructions. Note: (i) The erection of transformer shall be under the supervision of manufacturer's auth rep & certificate in this regard shall be submitted by contractor duly signed by auth rep of manufacturer & Engineer-in-Charge.

(ii) RTCC and AVR Panel shall be suitable for automatic voltage regulation with master follower scheme with tap position indicator as per tap indication in the OLTC mechanism. RTCC should also be provided with control gear in respect of fan ON/OFF indication, auto & manual control switch AC supply on and tap changer in progress indication lamp, tap struck indication and alarm. (iii) The core shall be constructed from high grade, non ageing, prime grade CRGO with M4 grade or better, silicon steel laminations and shall be of bottle ness design. The core material shall be purchased directly from manufacturer (Pasco /Nippon/Novex/AK steel’s) or from their accredited marketing organization. (iv) Manufacturer shall have in house automated core cutting facility to ascertain that there is no mixing of second grade core (v) The core and core assembly should be dried through a high efficient vacuum drying autoclave for heating and drying . (vi) Manufacturer shall have in house NABL accredited lab to ascertain the authenticity of test results.

Supply, installation, testing and commissioning of Circuit breaker SF-6 out door type 66 KV nominal voltage 3 Phase, 50 HZ as per IEC-62271-100 complete with all accessories and of the following technical specifications of Make: ABB/ SCHNEIDER /BHEL/SIEMENS/CROMPTON GREAVES complete all as specified and as directed. (a) Highest system voltage between phase: 72.5 KV. (b) Rated normal current : 1650 Amps. (c) Rated power frequency withstand voltage : 160 KV. (d) Rated lightning impulse withstand voltage: 350 Kvp. (e) Short circuit breaking current : 31.5 KA (f) Short circuit making current : 80 Kap. (g) Rated duration of short circuit:3 seconds (h) Minimum creep age distnace to ground ; 1820mm. (j) Type of mechanism enclosed in housing Motor operated spring-spring. (k) Rated operating sequence : 0-0.3 Sec-CO-3 MIN-CO. (l) Rated closing/tripping voltage : 110 VDC (m) Current of closing/tripping coil: 6 A max at 110 VDC. (n) Rated current for terminal connections: 630 Amps.

Supply ,installation,testing and commissioning of Heavy duty metal oxide lightning arresters 60 KV 10 KA station medium duty (SM) (old line discharge class -III) as per IEC 60099-4 of 2014 & IS: 15086 (part -4) of 2017 with Qrs=1.6C & wth =7kJ/kV gapless type surge Arrester comprising of Metal Oxide Elements housed in FRP CAGE 'DESIGN B' duly moulded with silicone Polymer to be used on a Nominal system voltage of 66 kV and Maximum System Voltage of 72 kV with an MCOV of 51 kVrms with insulating Base & surge Monitor along with connecting lead of 35 sqmm Cu Cable of 2 meter length with Terminal connector suitable to Single ACSR conductor complete all as specified and directed of

Supply ,installation, testing and commissioning of 72.5 KV Isolator for nominal voltage 66 KV system 50 Hz 3 phase system of capacity 1250 Amp continuous current, short time current 31.5 KA for 3 Seconds complete with the following specifications all as specified and as directed Make ABB/Crompton/Schneider/BHEL. Insulation levels (a) Impulse with stand voltage: (i) Phase to earth : 325 kVp (ii) Isolating distance : 325 kVp (b) Power frequency with stand voltage: (i) Phase to earth : 140 kV(rms) (ii) Isolating distance : 160 kV (rms) (c) Minimum creep age distance of support and rotating insulator : 1820mm (d) Minimum clearance in air: (a) Phase to phase centre distance : 2000mm (b) Between live part and earth : 630mm (c) Between live part when switch is open : 950mm (i) On the same pole : 950mm (ii) Between adjacent pole : 1300mm (e) Current density:- (i) Moving blades : 2 Amps/Sqmm (ii) Terminal pads : 17 Amp/Sqmm (iii) Contacts : 1.60 Amps/Sqmm (iv) Terminal connector : 1.25 Amp/Sqmm Design & Construction (a) No insulator per pole : 03 (b) Nos of breaks per pole : 02

(c) Type of closing/Opening mechanism : Horizontal (d) Contacts (i) Material & grade : Hard drawn electrolytic copper (ii) Cross Section Area in Sqmm : 960 Sqmm (e) Moving blades (i) Material & grade : Hard drawn electrolytic copper (ii) Cross Section Area in Sqmm : 706 Sqmm (f) Contacts support (i) Material & size of channel/block ; AL LM-6 casting (g) Turn & twist mechanism (i) Material & size of clamps : MS 20 x 20mm (ii) Material & size of spring duty ; Dia 2.6 SS encased (h) Type of Interlock : Mechanical & Electrical (j) Down pipe size & class : 50 NB Med - HPG (k) Type of joint : Swivel (l) Solid core type insulator (i) Height : 770mm (ii) PCD : 127mm (iii) Impulse flash over voltage : 400 kVp (m) Terminal connector (i)Alloy composition : AL LM-6 (ii) Area of minimum cross section : 1000 Sqmm (iii) Temperature rise : As per IS-9921 (n) Operating mechanism : Mortar drive & Manual

All as per item No 47 here-in-before but with line & earth switch, pressure relieving type isolator and in addition fitted with mechanically interlocked manually operated earthing blades having an auxiliary switch with 4 NO and 4 NC contacts for earthing side etc alongwith interlocking feature all as per technical detail complete all as specified and directed.

Supply, installation ,testing and commissioning of 72.5 KV Single Phase, Dead tank type outdoor CT (current transformer) CT ratio 150/75/1-1-1 A for metering & protection, including junction box complete, oil cooled, insulation level -140 KV/325 KVp short time current rating -50KA/1 Seconds, 3 core of above setting, 50 VA/0.2 class accuracy with oil as per IEC-60044-1 & IS-2705 suitable for 66 KV complete all as specified and as directed of Make:- crompton Greaves/Seimens/ABB/Shchneider with following accessories:- (a) Differential protection current Ratio : 150-75/1 (b) Over current & earth protection current ratio : 150-75/1 (c) Metering current ratio :150-75/1 (d) Accuracy : Class 0.2

(v) Make of hardware fitting is honey bell transmission Jalandhar, Burna Electro Corporation Jalandhar, Rashtriya Udhyog Calcutta. (vi) Detailed drgs of 66/11 KV switchyard including line diagram of control room and panels alongwith design calculations duly vetted from faculty member/ M.Tech in Power Engg and faculty of civil engg (master in structural engg) of any Govt Engg College should be submitted for approval of Accepting Officer within 20 Days of commencement of work

Material and labour for structural steel work as in cross arms, bracings, supports, clamp and back plate fabricated from steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed by Engineer-in-Charge and applying two coats of aluminum paint over one coat of red oxide / zinc chrome primer including preparation of surfaces, complete all as specified & directed.

Material and labour for over head bus bar at receiving station for 66 KV comprising of 2 feeder bay inclusive of (Panther ACSR) Conductor and PG clamps etc complete with 66 KV string insulator 120 KN (as per site requirement) and 7/8 K SWG GI Shield wire, and busbar insulators , clamps and connections. all as specified . Note : The rate for PG clamps, string insulator tee off clamps etc shall deemed to be included in unit rate quoted by the contractor, However rates for ACSR conductor(Panther ), GI Shield wire shall be measured and paid under respective item.

Supply and fixing of 66 KV post Insulator 120 KN Complete Set all as specified and directed.

Supply and fixing for ACSR conductor (Penther) including supply & fixing of copper binding wire or aluminium tapes (weight not to be added in the weight of conductor) complete all as specified and directed.

Supply and fixing of 7/8 K SWG GI Shield wire complete all as specified and directed.

Material and labour for MS flat 50 x 6 mm for connecting earthing electrode to fencing equipments, earthing mesh in the yard etc complete all as specified and directed. Note :- (i) MS flat will be buried 60cm below ground level (ii) Cost of earth work, (excavation, removal and returning filling in etc) wherever required is deemed to be included in the quoted rate of the item.

M & L for Earthing complete with copper earth plate electrode 600x600x 3.15 mm burried directly in ground not less than 2.25 mtr deep below normal ground level with top edge of earth plate not less than 1.25 Mtr below normal ground level connected to the copper strip 20x3 mm size by means of bolts ,nuts,check nuts and washers of brass and 20x3 mm copper strip protected by provision of GI medium grade pipe 40 mm bore incl provision of concrete pit in PCC1:2:4 type B-i , using 20 mm graded stone aggregates with 40 mm thick cover of RCC (1:2:4) reinforced with XPM weight not less than 4 Kg /Sqm and 6mm dia bar handle, earth work in any type of soil ,charcoal dust and salt, light grade GI watering pipe 20 mm bore with funnel and wire and copper strip upto main earthing of pole/equipment complete all as shown in electrical plate No 3 of MES Sch 2009 Part-I all as specified and directed . Note:- (i) Up to 7.5 Mtr length of pipe of 40 mm dia and copper strip shall be deemed to be included in unit rate quoted by the tenderer. ‘(ii) Resistance of earthing should be less than 1 Ohms failing which the contractor will do the earthing again to achieve the desired result i.e. less than 1 ohms (iii) In case soil is not suitable same is to be replaced with good quality clay soil to achieve the desired result of less than 1 ohms (iv) Quoted rate shall be deemed to be inclusive for the above aspects’.

M & L for earthing complete with galvanized steel earth plate electrode 600x600x6mm thickness not less than 6mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below the normal ground level ) with top edge of plate not less than 1.5 mtr below the normal ground level connected to galvanized iron strip 32X6mm by means of nuts bolts, washers, check nuts of GI steel all as shown in electric plate no 3 of SSR -2009 Part I, all as specified and indicated complete and including charcoal dust, salt etc and GI protection pipe medium grade 40mm and GI watering pipe 20mm light grade with funnel and wire mesh ,40mm thick pre-cast RCC N-15 (nominal mix) cover reinforced with XPM weight not less than 4 kg /sqm with suitable handle of 6mm dia MS bar and angle iron 40x40x3mm frame for cover ,PCC M-15 (nominal Mix) pit, earth work in any type of soil and connected all as specified and as directed. Note :- (i) Up to 7.5 Mtr length of pipe of 40 mm dia and copper strip shall be deemed to be included in unit rate quoted by the tenderer ‘(ii) Resistance of earthing should be less than 1 Ohms failing which the contractor will do the earthing again to achieve the desired result i.e. less than 1 ohms (iii) In case soil is not suitable same is to be replaced with good quality clay soil to achieve the desired result of less than 1 ohms (iv) Quoted rate shall be deemed to be inclusive for the above aspects’.

Material and labour for earthing strip 50x5 mm copper strip with suitable extension pieces to the structure including screws complete all as specified and directed.

Supply and fixing for Copper strip 32 x 6 mm complete with saddles/insulators made out of porcelain or fibre and fixing screws for roof conductor/down conductor including welding or brazing for joints all as required at site complete all as specified and directed.

Material and labour for Pea gravel 20 to 40 mm graded of granite, Trap or basalt stone hand packing (any thickness ) in sub station all as per latest engineering practice and directed.

Material and labour for Copper stranded control cable in ducts from 66 KV Yard to Panel Room 2.5 sqmm 2 core armoured cable complete all as specified and directed. Note: Earth work, if required, shall be measured and paid separately under relevant items.

Material and labour for Copper stranded control cable in ducts from 66 KV Yard to Panel Room 2.5 sqmm 4 core armoured cable complete all as specified and directed. Note: Earth work, if required, shall be measured and paid separately under relevant items.

Material and labour for Copper stranded control cable in ducts from 66 KV Yard to Panel Room 2.5 sqmm 6 core armoured cable complete all as specified and directed. Note : Earth work, if required, shall be measured and paid separately under relevant items.

Material and labour for Copper stranded control cable in ducts from 66 KV Yard to Panel Room 2.5 sqmm 8 core armoured cable complete all as specified and directed. Note: Earth work, if required, shall be measured and paid separately under relevant items).

Material and labour for Copper stranded control cable in ducts from 66 KV Yard to Panel Room 2.5 sqmm 12 core armoured cable complete all as specified and directed. Note: Excavation & earth work, if required, shall be measured and paid separately under relevant items).

M & L for shifting of existing LAs (set of three), Potential transformer (set of three) , Current transformer (set of three) of 66 kV ,energy meter complete with meter box, control cables to proposed steel sturcture without damaging the equipment and testing after commissioning the equipments complete all as specified and directed.Note: (a) All T & P required for shifting of above mentioned equipments shall be included in quoted rates.(b) In case of any damage to any equipment during shifting, shall be replaced by the contractor with new ones without any extra cost to Govt.

Demolition of brickwork or stone/boulder masonry, built in cement or cement lime mortar including all quoins, arches, pillars,etc, but excluding ashlar facings, dressed stonework and precast concrete articles all as specified and directed.

Dismantling asbestos cement sheets in roof covering including ridges all as specified and directed.

Dismantling of wall and ceiling boards (fibre, pulp, insulation ,etc) or insulation boards /slabs / blankets any thickness including cover fillets all as specified and directed.

Taking down chowkhats with shutters without taking off shutters from the frames) n.exc 1.50 Sqm each and removing to or from store all as specified and directed.

Taking down chowkhats or frames with shutters (without taking off shutters from frames) area exc 1.5 sqm but not exceeding 4 square metre each, all as specified all as specified and directed.

Dismantling of timber scantlings 40 sqcm. and over in section framed work in any position all as specified and directed.

Demolition of PCC (un-reinforced) in ground floors and pavings not exc. 15 cm thickness below or above ground levels complete all as specified and directed.

Dismantling MS structure for gantry tower complete all as specified and directed.

Dismantling MS structure for gantry Beam complete all as specified and directed.

Dismantling cross-arms of M.S. channel or angle sections etc. complete all as specified and directed.

Dismantling concrete poles 11 Mtr complete all as specified and directed.

Dismantling insulators any type, any size complete all as specified and directed.

Dismantling earth wire complete all as specified and directed.

Dismantling of ACSR conductor from over head lines complete all as specified and directed.

Dismantling stay assembly complete including dismantling of concrete etc. (Earth work shall be measured paid separately.

Mild steel plates (plain or chequered) channel, square cut or notched (ordinary and counter sunk) forming holes (Fe 410W) Gde-e-250 Quality-A, without any attachment complete all as specified and as directed.

TMT steel reinforcement bars (Fe 500) 10mm dia and cover, cut to length, bent to shape required, including cranking, bending spirally or hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9 mm dia or securing with clips all as specified and directed.

Mild steel screw bolts (machine made) with hexagonal or square heads at one end and screwed the other, or screwed both ends,each screwed end to be fitted with washers ansd one hexagonal or square nut, n. exc. 5 cm long completed all as specified and as directed.

Excavation over area not exc. 1.5 m deep in any type of soil and getting out complete all as specified & directed.

Excavation over areas exc. 1.5 m deep and not exc. 3 m deep in any type of soil and getting out complete all as specified & directed.

Mild steel rag or Lewis bolts, screwed one end, with hexagonal or square nuts and washers, the other end enlarged and jagged or lewised, exc. 30 cm long complete all as specified and as directed.

Note:(i) The schedule of credit has been attached in tender in Pdf format and amount of credit schedule i.e. Rs 109354.00 shall be deducted from the total amount of BOQ to arrive at the contract sum.(ii) Soft/loose/hard/dense/mud type soil shall be classified as any type of soil , where ever mentioned in this BOQ.

M/s Trade Linker Associates

JCC ENGINEERS PRIVATE LIMITED

Shekhar Enterprises