PROVISION OF HPC FACILITY FOR ANURAG AT RCI HYDERABAD

Amount

Power Transformer step down, outdoor type of capacity 8.0 MVA (8000KVA) 132 KV/11 KV, 3 phase, 50cycles AC with On Load Tap Changing arrangements with remote control panel operation) on 132 KV sides to vary secondary voltage from +5% to (-) 15% in steps of 1.25% (17 steps), impedance 7.35% at normal / common tap No 7 including suitable marshalling box and HV terminals 3 Nos outdoor bare bushings with sockets and LV terminals connectors to connect the transformer with HT XLPE Power cable of size 300 sqmm x 3 core with copper conductor and LV additional Neutral with one no solid porcelain type out door bushings with sockets on the transformer lid for earthing purpose complete in all respects with standard accessories and fittings conforming to IS-2026 primary side delta and secondary side star. The salient features of the transformer shall be as below :-

(a) (i) Transformer shall be DYN 11 vector group oil immersed naturally cooled, doubled wound electrolytic copper winding core type, Radiator cooled MS tank complete with first fill of transformer oil as per IS-335 with ONAN cooling system. The temperature of oil shall not rise 550C of winding. Transformer shall be painted with two coats of synthetic enamel paint . (ii) Rating and diagram plate (iii) Earthing terminals - 2 Nos. (iv) Lifting lugs (v) Thermometer pocket. (vi) Air release valve with plug. (vii) Oil filling hole with plug on & incl. conservator with drain valve and plug. (viii) Plain type oil indicator on one side of conservator with minimum and maximum oil level marking. (ix) Dehydrating breather - 01 No (x) Oil conservator with drawn valve and plug.

(xi) Sampling valves, top and bottom. (xii) Under base with flat treaded bi-directional rollers. (xiii) Drain cum bottom filter valve with plug. (xiv) Top filter valve with plug. (xv) Explosion vent with diaphragm and equalizer pipe (pressure release device). (xvi) Jacking lugs and hauling holes. (xvii) Inspection cover. (xviii) Detachable radiators with shut off valves between radiators and tanks. (xix) Radiator with air release valve and plug. Oil drain hole with plug and lifting eye all as per manufacturer's standards. (xx) 150mm dia oil temperature indicator stem type. (xxi) Double float Bucholtz relay with two sets of contacts and isolating valves. (xxii) 150mm dia winding temperature indicator with maximum indicating pointer and resetting device. (xxiii) 100mm dia magnetic oil level gauge with low level alarm.

(b) Transformer shall be inspected by inspecting officers nominated by Chief Engineer R&D at manufacturers factory and all pre acceptance test as described in IS: 2026 (Pt I) shall be carried out. (c) Site testing: Insulation resistance, oil temperature alarm trip, Winding temperature alarm and trip, Bucholtz relay alarm and trip, Low oil level alarm, testing of annunciation systems by auxiliary relay triping of transformer, Polarity marking and phase sequence, Ratio test, dielectric strength and filtration if required should be carried out. (d) Control cables and Bus-duct shall be measured and paid separately. (e) Foundation and civil works shall be carried out and the cost is deemed to be included in the quoted rate as per manufacture's recommendation. Make: BHEL / ABB / KIRLOSKAR ELECTRIC / CROMPTON GREAVES LTD / BHARAT BIJILEE / INDOTECH (PROLEC GE).

Supply, erection and testing and commissioning of SF-6 Circuit Breaker of rated voltage 145KV, rated short circuit current at 40 KA, rated frequency 50 Hz, 3 pole outdoor type rated normal current 1600A, spring operated mechanism confirming to IS 996/IEC 62271-100X all as specified and directed by E-in-Charge. Make: ABB / BHEL / SEIMENS / SCHNEIDER. Note: (i) Current transformer, Control cables, Relay & Control Panel shall be measured and paid under relevant item. (ii) SF6 breaker shall be inspected by inspecting officer nominated by Accepting Officer at manufacture factory and all pre-acceptance test. Type test and routine test as described in IEC guide 25/17025 or IEC 376, 376A and 376B shall be carried out. (iii) SF6 breaker shall be tested for primary injection test and secondary injection test individually at site after erection before commissioning and the same is deemed to be included in the quoted rate.

Supply,erection and testing and commissioning of Metering and Relay panel suitable for 145 KV SF-6 Breaker operation indoor type made out of CRCA sheet of 2mm thick confirming to IS 8623 totally enclosed dust and vermin proof with front and rear openings. The panel should be powder coated after 7 tank process all as specified with the following accessories:- (a) Digital ammeter (b) Digital Power factor meter (c) Indication lamp for circuit breaker ON, OFF, Gas pressures low, auto trip etc as per IE rules / normas / safety code. (d) The numerical relay operating on 110V DC should comprise of the following features :- (i) Three over current & one earth fault relay-one set (ii) High set, Low set. (iii) As per IEC 61850 protocol (iv) Multiple time characteristics for both over current and earth fault. (v) Integrated breaker control/failure. (vi) Trip circuit supervision relay. (vii) Differential relay suitable for transformer protection type 3 x 4C 21 (viii) Restricted earth fault relay CAG-14

(ix) Hand reset type auxiliary relay for alarm and tripping, oil as well as winding temperature and bucholtz for transformer VAA 33 ZG8338BCH (x) Lockout relay VAJH-13 (xi) MCB protection for contro circuit and space heater Make: ABB / SEIMENS / BHEL / EASUN REYROLLE / BCH.

Supply,erection and testing and commissioning of Current Transformer (oil impregnated) 132 KV class 100-50/1-1-1 CT Ratio, outdoor type oil immersed as per IS 2705 (1992) with insulator electrical connection as per manufacturers instruction complete, CT shall be with rated voltage 145 KV, accuracy class 1.0 for core1, 5P20 for core 2, PS for core 3 at 132 KV side and class 1.0 for core 1, PS 10 for core 2, PS for core 3 (5PO/0.577A for difference) and VA burden should be 15VA for protection all as specified and directed. Make: ABB / SIEMENS / CROMPTON GREAVES LTD

Supply, erection and testing and commissioning of Air Break Switch Isolator (Horizontal type) triple pole with earth (two break per pole) mechnically operated mounted on insulators and steel frame with operating mechanism worked from ground level for current rating upto 1600Amps, with rated voltage 145 KV with discharge of regular voltage to earth all as per IS specifications and shall be as per manufacturere standards including locking arrangements (lock with double keys) complete all as directed and specified. Make: ABB / SIEMENS / CROMPTON GREAVES LTD/ELPRO / OBLUM / ATLAS / PECTAL.

Supply, erection and testing and commissioning of Lightning Arrestor suitable for 132 KV (120KV rated voltaage) 65 KA impulse current, 10 KA discharge current station, class-III, heavy duty, gapless type, surge (lightning) arrestor (porcelain housed / Silicon polymer housed) alongwith the insulating base and surge counter completed all as specified and directed. Make: ABB / ELPRO / CROMPTON GREAVES LTD / LAMCO / OBLUM / PECTAL.

Supply,erection and testing and commissioning of Lattice structure, galvanised Iron, heavy duty for132 KV switch yard and 132 KV Towers made of structural steel items like ISMB, MS channel, angle iron, MS flat etc of any size confirming to IS-2062 required length bend to shape as cross arms, bracings ,supporting structures for GOD's, lightening arrestors, CTs PTs pin / disc insulators, bus bar support, cable support for all types of structures duly fabricated structural steel sections, drilling of holes of any size or shape as required for various equipments all as specified and directed Note :- i) Excavation, earth work and concreting shall be measured and paid separately Insulators, bus bar, LA, GOD, CTs, etc shall be measured and paid separately ii) Design and Drawing for 132 KV Towers/Lattice structure, Foundation drawing etc shall be prepared and got approved by TSTRANCO AUTH duly recommended by the GE. (For reference existing towers and structures shall be inspected). (iii) GI nuts, bolts, fasteners, washers, stud plates etc. required shall be weighed and paid along with structure for payment against this item.

Control cable 1100 volts with PVC insulated and steel armoured with multi stranded copper conductor of the following sizes :-

4 core 2.5 sqmm

7 core 2.5 sqmm

12 core 2.5 sqmm

16 core 2.5 sqmm

24 core 2.5 sqmm Note for item No 8.01 to 8.05 :- (i) Control cabling shall be executed and certified through a licenced agency as per IE Rules. (ii) Submit the single line diagram of control wiring for transformers, SF6 circuit breaker and CRP panel. Make:- TORRENT / PRIME CABLE INDUSTRIES / UNIVERSAL / FORT GLOSTER / DIAMOND / HAVELLS.

Disc insulator, 15 KV 120 KN suitable for 132 KV line complete with all accessories for tension tower all as per IS standards as specified and as directed by E-in-Charge.

Post top insulators, solid core suitable for 132KV grade complete confirming to IS-731 and as per IS standard all as specified and directed by Engineer-in-Charge. Make for item No. 9 & 10: MODERN INSULATORS / BHEL/ WS INDUSTRIES / BIRLA NGK INSULATORS / SARAVUNA

ACSR conductor ZEBRA with aluminium strands 54 Nos/3.18mm and GI strands 7 Nos/3.18mm, current carrying capacity 1621 Amps for 132 KV switch yard flexible connections all as specified and directed. Note: 1. Insulators shall be measured and paid separately under the relevant item. 2. The cost is inclusive of any other hardware accessories which is required during execution of work all as IS standards. 3. Metal part/clamps shall be measured and paid separately.

132 KV busbar of tubular aluminium pipe of size of 88.90mm outer diameter, 77.92 mm inner diameter, wall thickness 5.49mm, current carrying capacity 2350 Amps for outdoor application (Make-Indal / Jindal) Note: Metal part/clamps shall be measured and paid separately.

Clamps/connectors made out of aluminium alloy for jumpering and connection with necessary hardware including liberal application of conducting grease at 132 KV switchyard for ACSR tubular pipe, equipment etc.,

HT 11 KV VCB ICOG panel indoor type, made out of 2.0 mm thick CRCA sheet, dust and vermin proof, locking arrangement duly powder coated totally enclosed free standing floor mounting type, compartment based with truck mounted vacuum circuit breaker spring operated electrically and manually charged operating mechanism suitable forhorizontal isolation, horizontal draw out typeVCBs with copper bus bars, back entry type complete VCB panel confirming to IEC: 62271-200 Standards and IP 4X class of protection comprising necessary bus-bars extension and connections and following protective and control devices as specified below. The VCBs shall be tested for High voltage test, Primary injection test and Secondary injection test individually at site after erection before commissioning and the rate for the same is deemed to be to included in the quoted rate. (To be installed at MRS along side of the existing panels) (the Job comprising of TWO Incomers, THREE Outgoings and One Bus Coupler) - Total - 06 Nos VCB's.

(I) Incoming (VCBs) vacuum circuit breaker 1250A, HT, 11KV three phase, AC supply, 750 MVA, 31.5 KA breaking capacity, short circuit ratings 1 second, vaccum interrupters of the circuit breakers shall not be openly exposed design and shall be completely encapsulated in epoxy housing with pressure 10-9 bar. The circuit breaker shall suitable for E2, M2 & C2 (single capacitor bank) class duty. The offered circuit breaker should have valid type test to support the afore mentioned duty class. Tripping and release coil shall have series / shunt trip. Integral spring charging handle to be provided in the VCB complete-02 Nos (01 working and 01 standby) (For new panel) a) Multi functional meter parameters: Accuracy class 0.5, as per IEC 62052-11 / IEC 62053-22 monitoring all electrical parameters like per phase, voltage, current, demand in KW, VA, VAR. Also monitoring all instantaneous integrated and demand parameters, neutral current, frequency, power factor, percentage of load, percentage of unbalance (V&I), phase angle on protocol mounting flush - 01 No. b) Flush mounting digital trivector meter with TOD, load survey data, 3 MDI and optical ort class I. Make L&T or equivalent. c) Resin cast potential transformers with ratio 11KV/1.732, 110V/1.732, 200 VA class1 with HT fuses mounted on with drawable rack.

d) Resin cast current transformers with ratio 500-250/1-1-1 and following characteristics: Core 1-15VA, Class 1, Core 2-15 VA, class P5 10, core 3 - class P5, burden depending upon knee voltage as per IS 2705-Part-IV. Set of three e) SCADA Compatible Feeder Protection Relay 50/51 (3 phase over current), 50/51N (earth over current), 67P (3-phase directional over current), 51V (voltage controlled over current), 37 (3-phase under current), 46 (negative phase sequence over current), 59N (residual over voltage), 32 (directional power protection (under active / over active / reactive)), 81 U/O (under / frequency), 49 breaker failure detection), cold pickup, inrush blocking relay will be as per IEC 61850 protocol - 01 No. Make- ABB / SIEMENS / CG / C&S / ASHIDA. f) Trip circuit supervision relay. Make: ABB / SIEMENS / C&S / ASHIDA. g) Master trip relay. Make: ABB / SIEMENS / C&S / ASHIDA.

d) SCADA Compatible Feeder Protection Relay 50/51 (3 phase over current), 50/51N (earth over current), 67P (3-phase directional over current), 51V (voltage controlled over current), 37 (3-phase under current), 46 (negative phase sequence over current), 59N (residual over voltage), 32 (directional power protection (under active / over active / reactive)), 81 U/O (under / frequency), 49 breaker failure detection), cold pickup, inrush blocking relay will be as per IEC 61850 protocol - 01 No. Make- ABB / SIEMENS / CG / C&S / ASHIDA. (e) Trip supervision relay, Make: ABB / SIEMENS / C&S / ASHIDA. (f) Master trip relay. Make- ABB / SIEMENS / C&S / ASHIDA. (III) Bus coupler Vacuum Circuit Breaker 1250A, HT, 11KV three phase, AC supply, 750MVA, 31.5KA breaking capacity, short circuit ratings 1 second, complete:- with out any protection and metering-1No VCB PANEL SHOULD COMPRISE OF THE FOLLOWING FEATURES:- (a) Push buttons for accepting faults and reset. (b) LED indicating lamps for (duly control wired up) (i) Auto Trip (ii) Spring charge

(iii) Fault Alarm (iv) Trip Circuit Healthy (v) Trip circuit Unhealthy (vi) Breaker ON (vii) Breaker OFF c) Motor operated spring stored energy trip for closing and opening of the breaker. d) Manual charging / operating arrangement. e) Fuses for metering and protection system f) One No. internal bus earthing with flat GI strip of size 50x 6mm g) one No. of space heater with thermostat h) Inside moving spot LED light fitting and switch (11W, 230 V) j) One No. of plug point with switch (5A, 230V) k) Copper bus bar common for out going feeders with PVC sleeves l) Complete control panel wiring with copper wire of size not less than 2.5 sqmm Note: i) The VCB shall be tested for High Voltage test, Primary Injection test & Secondary Injection test individualy at site after erection before commissioning and the same is deemed to be to included in the quoted rate.

(ii) Complete VCB panel including all accessories, etc internal wiring and no channel partner manufacture is permitted and shall be of make Siemens / ABB / CG / SCHNEIDER. (iii) The make of different accessories like CTs, PTs relays, meters etc shall be of make incorporated by OEM approved. MAKE FOR VCB - SIEMENS / ABB / CG / SCHNEIDER.

Auxiliary Power Supply system for protection of panel complete with maintenance free lead acid batteries bank mounted on MS rack & connection complete in all respect with installed capacity 110 V of 2V/55 Nos, 150 AH including 110V-25 Amps booster & trickle charger as per specification & including DC DB for charger complete with DC ammeter, voltmeter switches for 11 KV system complete all as specified. Make :- AMARA RAJA / EXIDE

HT XLPE 11000V (earthed) grade cross sectional area 300sqmm x 3 core cable, XLPE insulated, insulation screened with extruded semiconducting compound in combination with copper tape (0.3 KA for one second), cores laid up, extruded PVC inner sheath with fillers, galvanised steel flat strip armoured and overall PVC sheathed cable, electric power cables (heavy duty) suitable for earthed system with COPPER conductor, ISI marked IS: 7098 Part-II / 85 with latest amendments laid in trenches / ducts, fixed on walls / panels all as specified and directed. (From 8 MVA transformers to incomer VCB -3 runs for transformer). Make: UNIVERSAL / NICCO / HAVELLS / CCI / GLOSTER / KEI. Note: 1. The High Voltage test and other relevant test shall be carried out at site after laying and before commissioning. 2. Excavation, earthwork, sand cushioning, PCC cable cover protection pipe and jionts shall measured and paid separately.

Cable jointing kit for 11000V garde cable for indoor type for End Ttermination cold shrinkable type complete with jointing material and accessories suiatble for 3 core XLPE armoured copper conductor cable of size 300 sqmm

Cable jointing kit for 11000V garde cable for outdoor type for End Termination cold shrinkable type complete with jointing material and accessories suiatble for 3 core XLPE armoured copper conductor cable of size 300 sqmm

Danger Notice Board plate of 1.6mm thick MS sheet vitreous enameled white with letter figures and conventional skull & bones in single red colour in front side fixed with MS clamps bolts ,nuts,washers etc for 132 KV equipment as per IS-2551-82 of size 250 x 200mm complete all as directed.

Stringing of shield earthing by using 7/8 SWG GI wire and lightning masts/spikes along with necessary tightners and fasteners.(length of yard approx 25mx40m).

Earthing complete chemical type with copper earth plate electrode 600 mmx600 mmx3mm thick buried directly in ground (earth pit not less than 3mtr deep below ground level) with top edge of the plate not less than 2.25 mtr below normal ground level connected to and including copper strip earth lead 50 mm x 6 mm size by means of copper brazing strip and layers of salt, charcoal & magnesium sulphate including funnel with wire mesh including testing of earthing all as specified and directed by Eng-in-Charge. (a) Earthing to be done in presence of Engineer-in-Charge. (b) Charcoal (small pieces)-250Kg, Salt (Crystal)-250 Kg, Magnesium suplhate (crystal) -100 Kg. (c) Copper strip shall be brazed with copper plate electrode. (d) Alternate layers of charcoal and salts should be laid in the earth pit on the top of copper plate at least 5 layers should be laid. e) After laying the 5 alternate layers of charcoal and salts a two inch layer of magnesium sulphate to be laid. (f) The chemical salt and magnesium suplhate should not be mixed, but are to be laid in layers only.

(g) Copper strip is to be extended inside the equipment and power room it should routed in the side wall of the underground ducts fixed with creamics / porcelain spacers. (h) Contarctor shall pour sufficient water in earth pit before and after doing earthing. (j) 25mm dia GI pipe suitable length to reach just about copper plate fitted with funnel meshed along with cap and running water tap to be provided for keeping the soil wet. (k) Soft soil (black cotton soil) shall be used in case of rocky terrain. (l) Brass nuts & bolts with proper washer to be used for copper strip jointing and necessary brazing shall be done as directed. (m) Copper strip beyond 7.5m shall be measured and paid separately. (n) The test point for each pit shall be made as directed & the cost is of the same to be include in the quoted rate. (o) The test reports should be submitted in triplicate. (p) Construction of earth pit chamber with PCC (1:3:6) type C1 (using 20mm graded stone aggregate) RCC 1:2:4 cover 50mm thick with 8mm dia TMT bar 100mm centre to centre with lifting handles of suitable dia complete all as directed by Engineer-in-Charge.

50 mm x 6.0mm copper earth strip to be fixed by means of bolts, nuts, washers/ spot welding all as specified including spreading up bentonite clay complete all as specified and directed.

GI pipe 25mm bore medium grade with all fittings complete all as directed.

GI pipe 15mm bore medium grade with all fittings and fixtures complete all as directed.

Gun metal, gate valves, 25mm bore with iron wheel head, screwed both ends for iron pipe complete all as directed.

Gun metal, gate valves, 15mm bore with iron wheel head, screwed both ends for iron pipe complete all as specified and directed.

Bib tap 15mm bore, cast copper alloy with chromium plated, ISI marked with crutch or butterfly handle, screwed down, screwed for iron pipe / fitting or brass ferrule complete all as specified and directed.

High voltage insulating mat of size 1000 x 2000 x 2.5mm thick confirming to IS 15652:2006 for laying in front of 11 KV VCB panels complete all as specified and directed.

11000V (earthed) grade 3 core x 240 sqmm cross sectional area, aluminum conductor insulation screened with extruded semi conducting compound in combination with copper tape (0.3 KA for one second), cores laid up, extruded PVC inner sheath with fillers, galvanised steel flat strip armoured and overall PVC sheathed cable, electric power cables (heavy duty) suitable for earthed system, mentioned below (i) ISI marked (ii) Triple extruded (iii) Dry nitrogen curing IS: 7098 Part-II/85 with latest amendments laid in trenches / ducts, fixed on walls / panels all as specified and directed. Note: 1. Pre-inspection of HT cable shall be carried out by the representative of Accepting Officer at the factory premises before dispatch of cable for incorporation in the work. The cost of necessary arrangement is deemed to be included in the quoted rate. 2. The High Voltage test and other relevant test shall be carried out at site after laying and before commissioning. 3. Excavation, earthwork, sand cushioning, PCC cable cover, protection pipe and joInts shall be measured and paid separately. Make: UNIVERSAL / NICCO / HAVELLS / CCI / GLOSTER / KEI.

Excavation in trenches, not exceeding 1.5m wide and not exceeding 1.5m in depth for laying cable etc and getting out in hard/dense soil complete all as directed.

All as per Sl.item 30 above, but depth exc 1.5 m and not exc 3m complete all as directed.

Returning, filling in including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick in hard/ dense soil.

Removing excavated soil to a distance not exc 50m and depositing where directed at a level not exceeding 1.5 m above the starting point.

M Crushed sand free from clay filled and spread in trenches for cable cushioning covering both top and bottom of cable and punned all as specified and as directed. NOTE: Punned thickness shall be measured for payment.

Supply and lay unreinforced precast cement concrete cable cover class HVP, type - 1 with peak size 300 x 180 x 40mm complete all as specified and directed.

Supply and lay of cable route indicator made out of PCC (1:2:4) type B1 using 20mm graded stone aggregate of size 300x300x400mm embedded in ground with 100mm projection above ground level and marked 11 KV HT complete all as specified and directed.

Cable route indicator marked with HT cable, made of GI pipe 3mm thick and 150mm dia duly marked with working voltage, size of cable and route, fixed on MS angle iron 40 x 40 x 6mm thick with a height of 60cm above ground level and burried in ground grouted in PCC 1:2:4, type B1 of size 200 x 200 x 200mm complete all as specified and directed.

Cable jointing kit for 11 LV grade cable for straight through joint cold shrinkable type complete with jointing material and accessories suitable for 3 core 240 Sqmm XLPE armoured aluminium conductor cable complete all as directed. MAKE for Ser Item No 37 & 38: Raychem / M Seal / 3M

Steel tubular poles type 410 SP-31 (09 mtr long) complete with MS base plate finial taper plug bolts, nuts and screws as specified including painting pole with two coats of bituminous paint internally and external embedded portion in ground concrete and painting exposed surafce with two coats of aluminium paint over one coat of red oxide primer complete all as specifired and directed. Note: Excavation earth work and PCC foundation shall be measured and paid separately under relevant item.

Supply and fixing 60 Watts street light LED fitting, new generation energy saving, environmental friendly long life, versatile pressure die cast aluminium, IP66 with 10KV surge protection road way, luminaire with high power LED as light source with warranty option of 5 years and suitable drivers etc connecting with 4.0 sqmm multi strandard aluminium conductor PVC insulated twin core weather proof cable from fitting to junction box and fixing to pole with and including bracket made out of GI pipe of 40mm dia light grade not less than 1.8 mtr long bent to shape, fixed to pole in any position with flat iron clamps of size 50x6 mm complete all as specified and directed. Model: Crompton Cart part LSTP-60-CDL or C&S Car part No TESS24X2.5HPLED or equivalent make in Philips / Havells / Wipro.

Supply and fixing out door type cable junction box IP 66 on mounted on pole for termination of pole connection including 01 No SPN MCB 0 to 6 amp capacity and incl. Busbar TP and feed of charge on street light cable termination for next pole. Make: Hensel cat part No KF8350 / C&S / HPL.

Supply laying and testing cable XLPE insulated screened PVC bedded ISI marked, IS: 7098 Part-I galvanised steel strip or wire armored electric power cables (heavy duty) 1100 V grade with stranded aluminum conductor of size 10 Sqmm 4 Core complete all as specified and directed. (for street light)

GI tubing light grade ISI marked IS:1239 for protection of cables at road crossing complete all as specified and of following sizes:-

40 mm bore

80 mm bore

150 mm bore

Reinforced cement concrete pipes class NP2 laid and jointed complete with collars 300 mm dia bore complete all as specified.

Cutting the existing hard standing / road cutting for cable laying and making good the disturbed surfaces with PCC (1:2:4) type B1 using 20 mm graded stone aggregates complete all as specified and directed. Note: Rate quoted is inclusive of necessary form work for rectification of existing hard standing / road cutting.

PCC (1:3:6) type CI using 20mm graded stone aggregate for foundation all as directed.

Plain cement concrete 1:2:4 mix, type B1 (using 20mm graded stone aggregate) as in coping etc., including weathering slightly rounded or chamfered angles etc., including necessary formwork and finishing exposed surfaces even and smooth without using extra cement CTs, PTs, GODs, SF-6, LA, steel structure etc complete all as specified and directed.

Spreading stone aggregate 20mm graded, 10 cm thick over a fly ash layer inside the 132 KV switch yard all as specified and directed. Note: Fly ash material shall be measured and paid separately under relevant items.

Supply and spreading fly ash inside the 132 KV switch yard, 15 cms thick complete all as specified and directed.

UNITED TECHNO PROJECTS PVT LTD

K KUMAR RAJA PROJECTS P LIMITED

Maruthi international

CHAVA CONSTRUCTIONS AND ELECTRICAL PROJECTS

M/s Prem Associates