COMPREHENSIVE MAINTENANCE OF MAIN RECEIVING CUM DISTRIBUTION SUBSTATION (MDSS) AND HT DISTRIBUTION NETWORK AT NAVAL BASE KARWAR UNDER GE(SB) KARWAR

Amount

Taking down HT switch gear (Vacuum circuit breaker ) of capacity 11 KV 250/350 MVA , up to 1250 Amps comprising of following repairs, servicing, carrying out preventive maintenance and refixing the same after repairs/ servicing: - Make- ABB VCB

(a) Tripping off the breaker, lowering the breaker with raising/lowering handle and pulling out the breaker complete from the panel along with the trolley for servicing/inspection/overhauling

(b) Servicing/Inspecting/checking of automatic safety shutter operation for serviceability and replacement of spares if required.

(b) Servicing/Inspecting/checking of circuit spout and circuit spout connections for RYB phases and replacement of spares if required.

(c) Dismantling and checking of cross bar assembly, fixed contacts and current carrying parts of the breaker, trolley, insulated assembly and checking lamination with clamps, epoxy spout, isolator assembly etc.

(d) Setting, reassembling, cleaning, adjustment of fixed contacts, main contact, arcing contacts and chamber baffle pot assembly, moving contact for proper setting of auxiliary contacts operating mechanism.

(e) Servicing/Inspecting/checking of secondary sockets/busbar earthing plugs/earthing sockets and replacement of spares if required.

(f) Checking, setting and adjustment of lowering and raising operation of the breaker trolley.

(g) Lubrication and greasing of all moving parts of the trolley, stopper bolt for proper operating and closing of shutter gear, isolation resistance of trolley of with vacuum interrupter assembly.

(h) The inspection of HT switch gear shall involve:- (i) Inspection of truck & hoist assembly. (ii) Inspection of assembly & components of solenoid assembly. (iii) Inspection of assembly & components of dependent mechanism. (iv) Inspection of assembly & components of spring box mechanism. (v) Inspection of motor mechanism spring charge assembly (vi) Inspection of assembly of trip unit & related components, Make: ABB VCB Indoor type

Notes: (i) The rate quoted shall be deemed to include for necessary T&P, nuts, bolts, washers, gasket, insulation tape, compound, to put in to the VCBs and panels in serviceable condition, testing and commissioning all as specified and as directed by the Engineer-in-Charge. (ii) Major spares like Breaker bushings, vacuum interrupter, busbar spout, busbar spout connections, circuit spout/circuit spout connections/buffer fixed contacts, moving contacts, solenoid spares, dependent/spring mechanism/ motor mechanism, trip unit etc will be measured and paid separately under relevant items of Schedule 'A'. However the rate quoted shall be deemed to include for any other minor spares require replacement.

Supply only the following spares suitable for 250 MVA to 450 MVA HT switch gear VCBs and 11 KV HT panel repair work under relevant Schedule- Make- ABB VCB

(a) Torsion spring suitable for 11KV VCB

(b) Motor cut off switch suitable suitable for 11KV VCB

(c) Charging motor suitable for 11KV VCB

(d) LED Indication Lamps

(e) Shunt trip coil 110 V DC/220 V DC

(f) Shunt trip coil 110 V DC/220 V DC with assembly

(g) Breaker control switch

(h) Busbar Spout

(j) Circuit spout

(k) Control circuit fuses 2 A to 63 A

(l) HRC fuse (PT HT side)

(m) PT plug contact

(o) VCB buffers

(p) 110 Volt DC closing coil assembly

(q) Push to trip knob red assembly

(r) Push to trip knob green assembly

(s) Ratchet wheel

(t) Nylon release lever

(u) VCB charging pawl

(v) Shutters for racking shaft

(w) Bus bar support insulator for VCB panel

(x) Vacuum interrupter

(y) Monoblock for busbar spout/circuit spout

(z) Spring drum suitable for 11KV VCB

(aa) Spring suitable for 11KV VCB

(ab) Roller chain suitable for 11KV VCB

Material and labour for Strip Opening the busbar of the 21 HT 11 KV VCB panels for decarbonising of busbar and connected items/removing the old teared/ unsv insulation from the bus bar, checking the IR value before fixing the HT sleeve and refixing the heat shrinkable insulating tape and sleeve suitable for 11 kv busbar not less than 3mm thick having dielectric strength not less than 15kv/mm and HT insulation tape for CT/ PT connection complete and checking the IR value before testing and commissioning the bus bar all as specified . Note :- Test sheet of IR value shall be submitted by the contractor, no cost extra shall be paid by the department and all testing requirement shall be arrange by the contractor including transportation and T&P.

Material and labour for Strip Opening the busbar of the HT 11 KV Single VCB panels for decarbonising of busbar and connected items/removing the old teared/ unsv insulation from the bus bar, checking the IR value before fixing the HT sleeve and refixing the heat shrinkable insulating tape and sleeve suitable for 11 kv busbar not less than 3mm thick having dielectric strength not less than 15kv/mm and HT insulation tape for CT/ PT connection complete painting of VCB panels inside and outside with approved color including lettering details all as per existing and checking the IR value before testing and commissioning the bus bar all as specified . Note :- Test sheet of IR value shall be submitted by the contractor, no cost extra shall be paid by the department and all testing requirement shall be arrange by the contractor including transportation and T&P.

Supply and fix in replacement & testing and commissioning of CTs epoxy cast wound primary with minimum primary current 60 to 400 A, single/ double ratio, double core (Protection core-5P10 & Metering core- Class 1.0), 25 KA for 1 sec of 15 VA minimum Burden including necessary fixing arrangement to match with the existing system complete all as directed Make - as per OEM HT panel manufacturers..

Supply and fix in replacement & testing and commissioning of potential transformer PT ratio 11000/110 Volts accuracy class 0.5, 50VA , indoor type , epoxy resin cast, strut type single stage suitable for power measurement, connecting to HT/VCB to match with the existing system complete all as directed Make - as per OEM HT panel manufacturers.

Supply & laying 1.5 sqmm flexible PVC stranded copper conductor cable, unsheathed, 1100 V grade for control wiring.

Supply & laying 2.5 sqmm flexible PVC stranded copper conductor cable, unsheathed, 1100 V grade for control wiring.

Supply and fix in replacement multifunction meter, Digital type (Displaying A, V, PF, Hz, KVA, KW, KVAR, KWh, KVARh etc.) Class 1/0.5 with RS485 port for communication in Modbus protocol.

Supply and fix in replacement of space heater with thermostat and new connected separate control with wiring

Note: The Contractor has to arrange necessary testing Kits, testing equipments, tools etc. Rental rates for the testing/calibration kits & connected equipments are deemed to be included in the quoted rate. Testing & setting shall be carried out in the presence of representative of the Department, and as per load to the satisfaction of the engineer –in-charge.

Supply , installation, testing & commissioning of multifunction protection Relay consisting of protection against – Directional Over current Element (67) Instantaneous Over-current Element Delayed Over current Element Controlled Over current Protection Derived Directional Earth Fault Element Derived Instantaneous Earth Fault Element Derived Time Delayed Earth Fault Protection Measured Directional Earth Fault Protection Measured Instantaneous Earth-fault Element Measured Time Delayed Earth Fault Element (51G) SEF Directional Element (67SEF) SEF Instantaneous Element..SEF Time Delayed Element (51SEF).High Impedance REF (64H) Cold Load Settings (51c)Negative Phase Sequence Over current (46NPS).Undercurrent Detector (37, 37G & 37SEF) .Undercurrent Guarded Detector (37).Thermal Overload Protection (49S). Arc Flash Detector (50 AFD) .Under/Over Voltage Elements (27/59) . NPS Overvoltage Protection (47)Neutral Overvoltage Element. Under/Over Frequency Detector (81) Typical Sequence with 3 Instantaneous and 1 Delayed trip Basic Auto-Reclose Sequence Voltage Detector Operation Sync Function Voltage Detector Operation. Circuit Breaker Status Sequence Diagram: Quick Logic PU/DO Timers (Counter Reset Mode Off).Circuit Breaker Fail Protection (50BF).VT Supervision Function (60VTS).CT Supervision Function (60CTS-I) Logic Diagram: CT Supervision Function (60CTS)Broken Conductor Function (46BC) Trip Circuit Supervision Feature (74TCS) Close Circuit Supervision Feature (74CCS).Harmonic Block Feature (81HBL2)Load Blinder Three-Phase Load Blinder Single-Phase Load Blinder and Angle Over current Relay testing by secondary injection test kit Set relay setting as per load with all specification Make : Siemens/Schneider /ABB

Servicing, Inspecting ,checking, cleaning by using of blower, Lubrication ,greasing and carrying out preventive maintenance of RMU capacity 11 KV, 250/350 MVA consist of 9 Nos breakers and RMU in serviceable condition, including checking the qty of SF6 in breakers, refilling the SF6 with pressure requirement as per the OEM recommendation , checking of any leakages of SF6 , servicing of the charging and discharging mechanisem including gear assembly and tripping coil assembly complete all as specified and as directed.

Servicing, Inspecting ,checking, cleaning by using of blower, Lubrication ,greasing and carrying out preventive maintenance of RMU capacity 11 KV, 250/350 MVA consist of 3 Nos breakers and RMU in serviceable condition, testing and commissioning all as specified and as directed by the Engineer-in-Charge. Make-ABB/Schneider/Siemense/CG

Notes: (i) The rate quoted shall be deemed to include for necessary T&P, nuts, bolts, washers, gasket, insulation tape, compound, painting of RMU panels with approved colour including lettering details all as per existing etc.

Supply and fix in replacement of old U/S Danger notice plate of 1.6 mm thick mild steel sheet vitreous enameled white, with letters, figures & conventional skull & bones in signal red colour and fixed with MS clamps, bolts and nuts of approved size, for HT 25x20 cm size complete all as specified and as directed

Material and labour for earthing complete in repairs with galvanized steel earth plate electrode 600x600x6mm thick buried in ground vertical to a depth not less than 2.25 Mtrs deep below ground level with top edge of plate not less than 1.5 mtr below normal ground level connected to galvanized GI strip of size 32 X 6 mm and 40 mm dia bore 7.5 mtr long light grade GI protection pipe for earth strip and GI watering pipe 40 mm dia medium grade from the top edge of earth plate fixed with deep cut on one end of pipe and fix from earth plate up to one feet above ground level of other end and plugged watering pipe at top with MS cap and grouted in PCC 1:2:4 of size 30 X 30 X 30 CM etc and 15 CM alternate layer of charcoal and salt around all sides of earth plate all as shown in electric plate no 3 of SSR part I of 2009 complete all as specified and as directed

Material and labour for servicing / choking/inspection electric motor driven ventilation system with complete air duct for MDSS, with and including dismantling units sheet metal parts, blowing out dust, chemical cleaning by spraying the organic based scale removing agent vaniklin at the appropriate ratio till removal complete dust & scale deposited in the fins area across the evaporator coil, flushing through for proper air follow across the coil, cleaning, greasing of blower motor, cleaning the air duct, renewal of rusted bolt, nuts and applying synthetic enamel paint over a coat of primer where ever the rusted portion, removal the pre filters, including checking the aliment of the drive set and testing commissioning the electric driven air circulator all as specified as directed .complete all as specified and as directed

Supply and fix in replacement of the worn out V belts (No B3290/B123) of the electric motor driven ventilation system for MDSS, matching the proper alignment and testing complete all as specified and as directed

Taking down potential transformer PT ratio 11000/110 Volts accuracy class 0.5, 50VA , indoor type , epoxy resin cast, strut type single stage suitable for power measurement, connecting to HT 11 kv VCB panel for repairs, servicing, carrying out preventive maintenance and refixing the same after repairs/ servicing: - Make- ABB VCB

Material and labour for servicing of load break switch suitable for 11KV HT by dismantling the existing cable connections with the LBS and repairing the on/off operating lever along with spring mechanism for charging/discharging of the breaker, cleaning of all the HT contacts with the anti corrosive liquid spay, repairing the alignment of the contacts all as specified and directed, scrapping of the old paint and painting the LBS with one coat of primer and two coats of super enameled aluminium paint complete and writing the LBS no and location of the outgoing cable in English alphabetic letters complete all as specified and as directed Note: a) All the minor parts required for the repair of the LBS are included in the above rate b) The size and no of alphabets to be written on the LBS will be decided by the GE.

Material and labour for servicing of dry cast Transformer 1600KVA , 11 KV/433V by disconnecting incoming & outgoing power supply, opening up, cleaning the transformer internally & externally by using the industrial grade blower ,rectifying the vibration, if any noticed, by providing high resistance insulating bakelite wedges as the supports to the core of the winding, inspecting all the metering equipments, tightening all electrical connections, checking, checking of earth resistance complete all as specified & as directed. Location : DSS-1/ DSS-1A/ DSS4/ DSS-4A/ DSS-6/ DSS-8/ DSS-9/DSS-11/DSS UC Note:- a) The above quoted rate includes dismantling of the existing HT cable connected with the transformer and carrying out the meggering test on both HT/LT side and reconnecting the existing HT cable with the transformer. b) The above quoted rate includes all the T&P required for testing and servicing work all as specified and directed. c) The above quoted rate includes all the minor parts required for the servicing i.e. Nuts and bolts, washers, cotton waste, grease etc.

Material and labour for servicing of dry cast Transformer 160KVA , 11 KV/433V by disconnecting incoming & outgoing power supply, opening up, cleaning the transformer internally & externally by using the industrial grade blower ,rectifying the vibration, if any noticed, by providing high resistance insulating bakelite wedges as the supports to the core of the winding, inspecting all the metering equipments, tightening all electrical connections, checking, checking of earth resistance complete all as specified & as directed. Location : Near KV school Note:- a) The above quoted rate includes dismantling of the existing HT cable connected with the transformer and carrying out the meggering test on both HT/LT side and reconnecting the existing HT cable with the transformer. b) The above quoted rate includes all the T&P required for testing and servicing work all as specified and directed. c) The above quoted rate includes all the minor parts required for the servicing i.e. Nuts and bolts, washers, cotton waste, grease etc.

Material and labour for servicing of oil cooled Transformer of capacity 500 to 800 KVA , 11 KV/433V by disconnecting incoming & outgoing power supply, cleaning the external surface of the transformer, checking the condition of the silica gel, breather assembly, bushels relay, control wiring, rectifying the leakage of oil through the gasket or through the radiator fins, inspecting all the metering equipments, tightening all electrical connections checking & recording insulation resistance on both LT & HT sides, checking & recording earth resistance complete all as specified and as directed Location : DSS-10,DSS MAP Arga and little Binaga and DSS-11 at corridor or any other location at site 'A'

Material and labour for servicing of oil cooled Transformer of capacity up to 315 KVA , 11 KV/433V by disconnecting incoming & outgoing power supply, cleaning the external surface of the transformer, checking the condition of the silica gel, breather assembly, bushels relay, control wiring, rectifying the leakage of oil through the gasket or through the radiator fins, inspecting all the metering equipments, tightening all electrical connections checking & recording insulation resistance on both LT & HT sides, checking & recording earth resistance complete all as specified and as directed Location : Pump house at Baithkol and DSS at Anjandip island.

Supplying and laying in repairs synthetic Rubber insulated mats 2.5 mm thick for voltage up to 11 kv for electrical purpose as per IS 15652-2006, (superseding IS 5424) suitable for electrical shock safety of sizes 2m x 1m. complete all as specified and as directed.

Disconnection of the Distribution Transformer from HT and LT supply mains, removing of Bus duct and Bus bar, Leakage arresting to following transformers by draining out of oil, after arrangement of necessary empty oil drums, buckets etc., dismantling of top cover and accessories, dismantling of LT bushings by disconnecting leads/jumpers from inside, replacement of gaskets and oil seals and re fixing of the LT bushings, making internal and external connections, replacement of cover gasket and accessories, refixing of accessories and cover, refilling of transformer oil complete, and making cable connections and assessing for energizing the transformer complete all as specified and as directed. Notes :- 1. Cost includes materials like gaskets and oil seals and labour. 2. cost of transformer oil for toping up and Bushing and bushings rods to be measured and paid separately.

(a) 500 kVA to 800 kVA

(b) Up to 400 kVA

Material and labour for replacement of Silica gel breather assembly complete and silica gel including connecting with proper necessary gaskets if necessary, including removing the unserviceable breather assembly.

(a) 500 kVA to 800 kVA

(b) Up to 400 kVA

Supply and filling Silica gel to the transformer breather of transformer including removing the unserviceable silica gel

Material and labour for replacement of Conservator tank complete unit and including connecting with proper necessary gaskets if necessary, including removing the unserviceable Conservator tank.

(a) 500 kVA to 800 kVA

(b) Up to 400 kVA

Material and labour for replacement gun metal drain valves of transformers of following capacities including dismantling old one:-

(a) 500 kVA to 800 kVA

(b) Up to 400 kVA

Supply and fix in repairs off load tap changer assembly suitable for any make with 7 tapping position including opening top cover, conservator etc.

(a) 500 kVA to 800 kVA

(b) Up to 400 kVA

Supply and replacement of (WTI) Winding Temperature Indicator of following distribution transformers including dismantling old one

(a) 500 kVA to 800 kVA

(b) Up to 400 kVA

Supply only LT Bushings made out Porcelain and suitable length/size all as per existing, complete the following capacity distribution transformers of any make/size/type all as directed including dismantling old one.

(a) 500 kVA to 800 kVA

(b) Up to 400 kVA

Supply only HT Bushings made out Porcelain and suitable length/size all as per existing, complete the following capacity distribution transformers of any make/size/type all as directed including dismantling old one.

(a) 500 kVA to 800 kVA

(b) Up to 400 kVA

Supply only LT Bushing rod made out of Brass/Copper with threading and suitable length/size all as per existing metal parts / bolts etc, complete the following capacity distribution transformers of any make/size/type all as directed including dismantling old one.

(a) 500 kVA to 800 kVA

(b) Up to 400 kVA

Supply only HT Bushing rod made out of Brass/Copper with threading and suitable length/size all as per existing including metal parts / bolts etc, complete the following capacity distribution transformers of any make/size/type all as directed including dismantling old one.

(a) 500 kVA to 800 kVA

(b) Up to 400 kVA

Material and labour for replacement of (OTI) Oil Temperature indicator of following distribution transformers including dismantling old one.

(a) 500 kVA to 800 kVA

(b) Up to 400 kVA

Material and labour for providing new cable box made out of MS sheet of thickness not less than 3.15 mm including fabrication works, welding etc. to suit the LT/HT side of existing transformer size, including nuts, bolts, cable glands, termination of existing cables etc., all as directed by the Engineer-in-charge for the following capacity transformers:

(a) 500 kVA to 800 kVA

(b) Up to 400 kVA

Material and labour for replacement of Drain plugs to valves/conservator caps of the sizes 3/4", 1", 1.5" valves and plugs of the following capacity distribution transformers of any make/size/type all as directed including dismantling old one.

(a) 500 kVA to 800 kVA

(b) Up to 400 kVA

Material and labour for replacement of Oil gauge glass with gaskets of the following capacity distribution transformers of any make/size/type all as directed including dismantling old one.

(a) 500 kVA to 800 kVA

(b) Up to 400 kVA

Material and labour for preparation of old painted surfaces of transformers with coarse cloth/ brush and painting throughout externally on exposed surfaces with two coats of smoke grey colour synthetic enamel paint including writing of transformer details on plinth in white enamel paint on black enamel paint back ground complete including one coat of white wash for base foundation all as specified and directed by Engineer-in-charge for the following capacity in-door/ out-door type transformer:-

(a) 500 kVA to 800 kVA

(b) Up to 400 kVA

Filtration of transformer oil of transformers installed at various locations of Arga Naval Station to achieve di-electric strength not less than 60 KV at 2.5mm gap as per relevant IS with portable filtration plant, testing of the oil for the di-electric strength before filtration and after filtration complete all as directed by the Engineer-in-Charge.

Supply and topping up of transformer oil with di-electric strength not less than 60 KV in to the conservator tank/ body tank of the transformer at various locations of Arga Naval Station complete all as directed by the Engineer-in-Charge.

Material and labour for repair and servicing of HT (HT 11 KV) two pole structure by replacing Aluminium PG clamps, GI bolts and nuts, pieces of ACSR conductor with insulation sleeve RYB of any size as jumpers and applying silicon compound for prevention of arcing due to dust/ salt deposits over the surfaces including preparation of surfaces, applying zinc chromate primer on rusted surfaces and applying one coat of aluminum paint to the entire structure complete all as directed. Note:-Rate quoted shall be inclusive of two coats of white wash on exposed concrete .

Supply and fix in repair of 11 KV bus bar supporting spout / insulators 130 MM LONG 60 MM DIA /as per sample single pole for indoor use 400 to 800 Amp suitable for existing panel complete all as directed and specified.

Material for pin insulator porcelain vitreous brown insulator including one galvanised mild steel spindle two galvanised iron washers and one galvanised iron nut for 11000 volts grade 150 mm dia & 150 mm height, complete including dismantling old one all as specified

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m depth for laying/taking out cable and getting out in soft/loose soil all as specified and as directed.

Returning, filling in including spreading, leveling, watering and well ramming in layer not exceeding 25 cm in soft/loose soil all as specified and as directed.

Removing excavated soil not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point all as specified and as directed.

Taking down carefully old unserviceable UG cable (HT) of any size from the trenches/wall/pole and keeping aside for reuse and remove the unserviceable cable from site after affording credit depending on its serviceability state including removal of brick/PCC cable cover complete all as specified and as directed. Note : Excavation and earthwork shall be measured and paid for Separately

Supplying & laying in repair including testing of XLPE insulated, armoured, heavy duty, HT UG electric cable in trenches/wall/cable tray/saddling/GI pipe or specified as per site requirement with stranded aluminum conductor 11 KV grade of following sizes:-

(a) 3 core 95 Sqmm

(b) 3 core 120 Sqmm

(c) 3 core 185 Sqmm

(d) 3 core 240 Sqmm Note :- Excavation & earth work, sand cushioning and PCC cover for cable protection shall be measured & paid separately

Supply and lay un-reinforced pre-cast concrete cable cover, class HV, type 1, flat, size 300mm x 180mm x 40mm complete all as specified and as directed.

Supply and spread dry river sand in trenches for cable cushioning all as specified in clause 19.75 of SSR Part-I. Note:- Punned thickness of sand only shall be measured & paid.

Supply & Laying in repair GI tubing light grade with necessary fittings as in cable protection in trenche Supply and fixated on wall / floor including necessary clamps bolts and nuts complete all as specified and as directed of sizes 80mm dia

Supply & Laying in repair GI tubing light grade with necessary fittings as in cable protection in trenche Supply and fixated on wall / floor including necessary clamps bolts and nuts complete all as specified and as directed of sizes 100mm dia

Supply, jointing & testing Indoor end termination cable joininting kit, heat shrinkable type 11 KV HT joint kit suitable for PVC / XLPE insulated stranded aluminium conductor of size 3 core 50 Sqmm to 95 Sqmm all as specified and as directed.

Supply, jointing & testing Indoor end termination cable joininting kit, heat shrinkable type 11 KV HT joint kit suitable for PVC / XLPE insulated stranded aluminium conductor of size 3 core 120 Sqmm to 185 Sqmm all as specified and as directed.

Supply, jointing & testing Indoor end termination cable joininting kit, heat shrinkable type 11 KV HT joint kit suitable for PVC / XLPE insulated stranded aluminium conductor of size 3 core 240 sqmm to 300 Sqmm all as specified and as directed.

Supply, jointing & testing straight through type cable joininting kit heat shrinkable 11 KV HT joint kit suitable for 3 core 50 Sqmm to 95 Sqmm PVC / XLPE insulated stranded aluminium conductor all as specified and as directed.

Supply, jointing & testing straight through type cable joininting kit heat shrinkable 11 KV HT joint kit suitable for 3 core 120 Sqmm to 185 Sqmm PVC / XLPE insulated stranded aluminium conductor all as specified and as directed.

Supply, jointing & testing straight through type cable joininting kit heat shrinkable 11 KV HT joint kit suitable for 3 core 240 Sqmm to 400 Sqmm PVC / XLPE insulated stranded aluminium conductor all as specified and as directed.

Material and labour for Testing of faulty HT UG cable up to 240 Sqmm by checking the insulation resistance using 5000v / 10000v fault insulation locator tester, identify any number of cable fault in a single stretch (from source to load) having minimum length of 1500 RM and pin point the fault location complete all as specified & as directed. Note: In single stretch having minimum length 1500 RM whatsoever Nos of fault shall be paid as each job

Material and labour for Testing of faulty HT UG cable up to 240 Sqmm by checking the insulation resistance using 5000v / 10000v fault insulation locator tester, identify any number of cable fault in a single stretch (from source to load) having length more than 1500 RM and pin point the fault location complete all as specified & as directed. Note : In single stretch having length more than 1500 RM whatsoever Nos of fault shall be paid as each job

M/S MANOJKUMAR M NAGARKATTE (BID ID -3452285)

Shree Ayyappa Engineering (BID ID -3452729)

ANKIT SHIP REPAIRERS AND SUPPLIERS (BID ID -3452666)

agarwal and company (BID ID -3452795)

M/s Raghav Traders (BID ID -3452724)