REPAIR/REPLACEMENT OF EXTERNAL ELECTRIFICATION WORKS AT AF STATION AND INTERNAL ELECTRIFICATION WORKS AT ARMY AREA, UNDER GE AVADI.

Amount

PART - I- EXTERNAL ELECTRIFICATION AT AF STATION

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m depth and getting out any type of soil for laying cables / pipes / erection of poles etc all as specified and as directed.

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

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

Laying in trenches fine sieved excavated dry soil including spreading/leveling, cushioning for underground cables all as specified and as directed.

Supply and laying of common burnt clay building bricks, sub class B size for cable protection all as specified and as directed.

Material and labour for XLPE insulated, armoured, heavy duty electric cable with aluminum conductor, 1100 volts grade, 3.5/4 in replacement of the following sizes cross-sectionl area including taking down of old unserviceable cable complete all as specified and as directed:- (Note: Earth work and connected items will be measured and paid separately under respective items of schedule)

10 sq mm 2 core

16 sq mm 4 core

25 sq mm 3.5/4 core

35 sq mm 3.5 Core

50 sq mm 3.5 Core

70 sq mm 3.5 Core

95 sq mm 3.5 Core

185 sq mm 3.5 Core

Taking out from trenches/poles/wall etc LT XLPE UG Cable /PVC Sheathed aluminium conductor armoured and relaying after fault rectification duly tested in trenches/Poles/Wall of following sizes : (Note: Earth work and connected items will be measured and paid separately under respective items of schedule)

LT UG Cable 4 core 16 Sqmm

LT UG Cable 3.5/ 4 core 25 Sqmm to 3.5 core 50 Sqmm

LT UG Cable 3.5 core 70 Sqmm to 3.5 core 120 Sqmm

LT UG Cable 3.5 core 150 Sqmm to 3.5 core 185 Sqmm

Testing the cables with high voltage DC testing machine and locating the fault in the cables by fault locating machine to pin point exact position of fault, disconnecting faulty 1.1 KV LT cables of different sizes from both ends, removal of Fault, Re-connections and testing of cables after removal of fault complete all as specified and directed. Note: (a) Excavation,earth work,cable & joints shall be measured and paid for seperately under respective items of schedule. (b) Material and labour for emergency maintenance work of LT cable line during breakdown by deploying skilled electricians at faulty site including transportation and other tools and plant required at site for fault rectification.(c) Contractor or his rep shall come to the site of breakdown within two hours of notification of breakdown. In case the contractor or his rep shall not come to the site of breakdown and start attending breakdown within two hours, a penalty of Rs 600 per fault per hour shall be imposed over contractor and shall be deduct from his dues.

Supply and Fixing of Straight through joints heat shrink type for underground cable suitable for LT XLPE/ PVC sheathed/ armoured heavy duty cables with aluminium conductor all as specified and as directed of following sizes:-

3.5/ 4 core, 16 sqmm to 50 sqmm

3.5/ 4 core, 70 sqmm to 120 sqmm

3.5/ 4 core, 150 sqmm to 185 sqmm

Repair and welding work the existing panel board door with provision of new door by taking down the old rusted door and provided hinges for door, if necessary and lock arrangement with provision of suitable size of sliding bolt and cleaning the welding surfaces by rubbing and polishing with two coat of synthetic enamel paint to match with existing colour all as specified and as directed.

Material and labour for 1100 volts grade heavy duty cable PVC insulated , PVC sheathed,fire resistant, round ,copper conductor, 3 core industrial cable of size 1.50 sqmm including taking down the old one complete all as specified and as directed.

All as per above item but size of 2.50 sqmm including taking down the old one complete all as specified and as directed.

Material and labour for GI tubing light grade for cable protection laid in trenches in road crossing or fixed to wall/Pole of following sizes including taking down old unserviceable one complete all as specified and as directed.

Bore of tube 40mm

Bore of tube 50mm

Bore of tube 80mm

Material and Labour for preparation of old painted surfaces ,removing dust and other deposited materials by scraping from LT panel inner and outer surface of front and rear doors including all compartment of MCCBs,busbar chamber,cable tray etc with one coat of same existing colour synthetic enamel paint by means of spray gun complete all as specified and as directed.

Material and Labour for preparation of old painted surfaces ,removing dust and other deposited materials by scraping from LT tubular pole of 7.5 Mtr long above ground level , painting of pole with one coat of black paint upto 1 Mtr from bottom and painting the rest of the pole with one coat of aluminium paint including cross arms cable protection pipe clamps etc , including writing the MES No with white paint over black band of paint at a level of 1.2 m above ground level on each pole complete all as specified and as directed.

Material and Labour for MCCB 63 amps ,4 pole 415 volts ,3 phase ,50 Hz AC, 16 KA breaking capacity. The MCCBs shall have spreader links and barriers as standard feature of manufacturer including taking down old unserviceable one complete all as specified and as directed.

All as per above item but of capacity 100 amps, 25 Ka including taking down old unserviceable one complete all as specified and as directed.

Material and Labour for MCCB 160 amps ,4 pole 415 volts ,3 phase ,50 Hz AC, 36 KA breaking capacity. The MCCBs shall have spreader links and barriers as standard feature of manufacturer including taking down old unserviceable one complete all as specified and as directed.

All as per above item but of capacity 200 amps including taking down old unserviceable one complete all as specified and as directed.

All as per above item but of capacity 250 amps including taking down old unserviceable one complete all as specified and as directed.

All as per above item but of capacity 400 amps including taking down old unserviceable one complete all as specified and as directed.

M&L for open enclosure type, on load change over siwtch 200 Amps ,4 pole 415 volts ,3 phase ,50 Hz AC suitable for fixing in Panels incl taking down old unsv complete all as specified and as directed.

Cutting/clearing and removing the vegetation/bush/creepers growth any nature/type around/on the electric panel/feeder pillar box/busbar chamber so as to keep clean the area for easy access to carry out repair/maintenance works in electric panel/feeder pillar box/busbar chamber etc, removing from site and throwing out at a place where directed at distance not exceeding 250mtr away complete all as specified and as directed.

Supply and Fixing of pole mounted Sheet Moulded Compound(SMC) Box weather proof type with hinged type door off white color of size 300x200x100 mm comprising of 1 No MCB 6A and 4 rows with terminals with bolt and nut and connecting up cables with aluminium terminal lugs complete fixed on pole with suitable clamps, bolts and nuts including taking down the old one complete all as specified and as directed.

M&L in repairs for cable route indicators for LT/HT cable marking made from cast iron, round shape fixing with 20mm pipe (60 cm length) embedded below ground level with PCC complete all as specified and directed.

Supply ,Fabricate, install, connect, test and commissioning Busbar chamber, powder coated, outdoor weather proof type, compartmentalised fabricated with 3 mm thick CRCA steel and suitable sized pressed steel frame work, top with sloping canopy, bottom with detachable plates, front and rear with hinged type door and locking arrangements, chamber for cable entry and exit , chamber for aluminium busbars, separate compartment for switch gear, louvers and air vent for natural air flow, holes drilled for connection including suitable angle iron/flat iron frame work/ supports, excavation, earth work, PCC foundation etc., as required with and including following switch gear items internally connected with suitable capacity aluminium strip/ rods insulated, complete mounted on PCC pillars including taking down the old busbar chamber and demolition of old plain cement concrete complete all as specified and comprising of the followings:- (i) 4 Nos busbar of equal size of Aluminium conductor with PVC coloured heat shrinkable type sleeves continuous rating of 400 Amps mounted on fibre reinforced insulator.(1set), with LED indication lamps-03 Nos for RYB phases on incoming side. (ii) MCCB fixed thermal magnetic release type of capacity 200 amps, 4 pole, 36 kA.- 1 Nos. Note : MCCB shall be front handle operated.

M&L for fixing in replacement of Aluminum Bus Bar having current rating 400 Amp duly insulated with colour coding RYB and Black all as specified and as directed including making holes on the bus bar for making necessary connections all as specified and as directed.

M&L for fixing in replacement of Aluminum Bus Bar having current rating 600 Amp duly insulated with colour coding RYB and Black all as specified and as directed including making holes on the bus bar for making necessary connections all as specified and as directed.

M&L for replacement of Angle Iron for fixing Panel body shall be fixed on iron angle frame of size 40x40x5mm 40 cm grouted in 1:2:4 type 1 PCC 20 mm graded and 40 cm above the ground level duly painted with two coat of synthetic enammelled black paint over a coat of red oxide primer all as specified and directed

Supply & fixing in replacement Ammeter meter 100x100mm 0-100 amps of CT ratio 100/5, Digital type volts includind all electrical connection complete and specified .

Supply & fixing in replacement Voltmeter meter 100x100mm 0-500 Volts, DIgital type volts in cludind all electrical connection complete and specified

Hard core of gauge not exceeding 63mm, deposited, spread and levelled in layers not exceeding 15cm thick watered and rammed to a true surfaces using broken stones for LT Panels yard/Transformer yard etc., complete all as specified and as directed.

PART - II- INTERNAL ELECTRIFICATION AT ARMY AREA

Taking down carefully unserviceable point wiring copper / aluminium (light, fan, socket or power) complete, including removal of batten / conduit / gutties / wooden board etc.,including fittings and fixtures such as switches, ceiling roses, regulators, sockets, light fittings, fans etc., removal from site under Sch of credit and removal of unserviceable items out of site and making good the disturbed surfaces of walls, ceilings etc.,complete all as specified and as directed.

M & L for point wiring with 1.5 Sqmm (nominal area) PVC insulated,FRLSH unsheathed, multistrand, 1100 volts grade copper conductor cable single core, drawn through with and including non metallic PVC conduit 20/25mm dia and its accessories fixing on wall/ceiling/trusses with suitable clamps , screws etc including one run of 1.5 Sqmm PVC insulated copper conductor cable green in colour for continuous earthing, 1.6 mm thick MS terminal box finished to wall with 3 mm thick laminated hylam sheet top cover all as specified for :-

One light point controlled by one switch.

One Ceiling fan point controlled by one switch.

One Exhaust fan point controlled by one switch.

One 3 pin 5 amps socket point on independent board

One 3 pin 5 amps socket point on same board

One bell / buzzer point controlled by one bell push

M & L for point wiring with 4 Sqmm (nominal area) PVC insulated,FRLSH unsheathed, multistrand, 1100 volts grade copper conductor cable single core, drawn through with and including non metallic PVC conduit 20mm dia and its accessories fixing on wall/ ceiling/ trusses with suitable clamps , screws etc including one run of 4 Sqmm PVC insulated copper conductor cable green in colour for continuous earthing, 1.6 mm thick MS terminal box finished to wall with 3 mm thick laminated hylam sheet top cover all as specified for One 5 pin 5/15 amps socket point on independent board complete all as specified and directed

M&L Pointing wiring in Existing conduit with 1.5 Sqmm (nominal area) PVC insulated,(FRLSH) unsheathed, multistranded, 1100 volts grade copper conductor cable single core, drawn through existing PVC/ steel heavy duty conduit 20 mm dia conduit including one run of 1.5 Sqmm PVC insulated copper conductor cable green in colour for continuous earthing, replaced with 1.6 mm thick MS terminal box finished to wall & 3 mm thick laminated hylam sheet top cover for one light/fan/Bell/5 Amp socket all as specified and directed.

M&L Pointing wiring in Existing conduit with 4 Sqmm (nominal area) PVC insulated,(FRLSH) unsheathed, multistranded, 1100 volts grade copper conductor cable single core, drawn through existing PVC/ steel heavy duty conduit 20 mm dia conduit including one run of 4 Sqmm PVC insulated copper conductor cable green in colour for continuous earthing, replaced with 1.6 mm thick MS terminal box finished to wall & 3 mm thick laminated hylam sheet top cover for 15Amps socket all as specified and directed.

M&L for replacement of laminated hylam sheet top cover with brass screws, cup wahser suitable for 03/04 modules concealed box and cutting of grooves for switchs,sockets and regulator etc complete all as specified and directed.(Note: 1. Rates deemed to be included for removing and refixing of electrical point connections in switch board complete. 2. Switch,sockets,regulators to be measured and paid separately)

All as per Item No.40 above but 06 to 10 modules complete.

All as per Item No.40 above but 18 to 24 modules complete.

S&F Switch piano flush type, single pole,5 Amps complete all as specified and directed.

S&F Switch socket 3 pin 5 amps , multi pin , flush type,complete all as specified and directed.

S&F Switch socket 3 pin 15 Amps, multipurpose, flush type complete all as specified and directed.

S&F ceiling rose 65 X 50 mm , three terminals ,bakelite , surface complete all as specified and directed.

S&F electronic fan regulator, flush type phenolic laminated sheet etc complete all as specified and directed.

S&F Bell , ding-dong type , AC, 215 volts, 50 HZ complete all as specified and directed.

S&F Bell push, flush type, single pole, 5 Amps, 240 volts complete all as specified and directed.

S &F Lamp holder, PVC/Polycarbonate type with back plate suitable for batten fittings complete all as specified and directed.

S&F in replacement of concealed metal GI box 10 to 16 modules having high durability,corrosion resistant,earthing terminal with repalcement of modular type inner and outer plate covers with screws,incl all cutting/chases etc in walls and making good to the disturbed surfaces to match the existing complete all as specified and directed. (Note:1. Rates deemed to be included for removing and refixing of electrical point connections in switch board complete. 2. Modular switch,sockets,regulators,bell push to be measured and paid separately)

All as per Item No. 51 above but 06/08 modules complete.

All as per Item No. 51 above but 03/04 modules complete.

All as per Item No. 51 above but 01/02 modules complete.

S&F modular switch 6 Amps, one way, one module complete all as specified and directed

S&F modular socket, 3/5 pin 6 Amps, 2 module complete all as specified and directed

S&F modular switch 16 A, 1 module, complete all as specified and directed

S&F modular socket 6/16 A, 5/6 pin, 2 module, complete all as specified and directed

S&F modular Bell push 6 Amps, one module complete all as specified and directed

S&F modular fan regulator step type 2 module complete all as specified and directed

S&F in replacement of Single pole and neutral enclosure with a two pin and earth plug and socket complete with one single pole MCB 20 Amps complete all as specified and directed

S&F of LED tube light fitting 20/22 watt connecting up with three core flexible copper conductor cable of suitable size from ceiling rose complete with all fixing accessoreis including taking down old light complete all as specified and directed

S&F of LED tube light fitting 9/10 watt connecting up with three core flexible copper conductor cable of suitable size from ceiling rose complete with all fixing accessoreis including taking down old light complete all as specified and directed

Supply and fix Decorative ECO bulkhead luminaire capacity 10/12W, environmental friendly ultra modern energy saving surface mounted, LED luminaire comprising of high brightness and including connecting up with twin core twisted flexible copper conductor cable with suitable size of 230V, 50 HZ including taking down fitting complete all as specified and directed

Supply and fix LED building security light 25W, made up of pressure die cast housing with toughed glass and individual high power LEDs with secondary optics, IP66 protection and impact resistance of IK07 incuding drivers, connecter block etc complete pre wired & connecting up with suitable twin core flexble copper wire and suitable bracket including taking down old light complete all as specified and directed

Supply and fix Decorative LED wall light fitting, made out of polycarbonate suitable for incl B-22 base 10 Watt LED bulb fixed on wall including taking down old light complete all as specified and directed.

S&F in replacement of Recess mounting LED backlite panel ceiling light environmental friendly aesthetically designed recess mounting luminaire with high brightness LED luminaire suitable for armstrong/grid ceiling complete for low ceiling applications 30/34 Watt LED (2'X2') complete with electronic driver, suitable for operation on AC, single phase , 220 V, including provision of suitable twin core copper conductor PVC insulated , 1100 Volts grade cables connecting up ceiling rose and fittings and testing ,all as specified and as directed.

S&F in replacement of surface mounting LED backlite panel ceiling light environmental friendly aesthetically designed recess mounting luminaire with high brightness LED luminaire suitable for armstrong/grid ceiling complete for low ceiling applications 30/34 Watt LED (2'X2') complete with electronic driver, suitable for operation on AC, single phase , 220 V, including provision of suitable twin core copper conductor PVC insulated , 1100 Volts grade cables connecting up ceiling rose and fittings and testing ,all as specified and as directed.

S&F in replacement of Flood light luminaries LED energy saving 50 Watt, LED exlusive innovative designed, long life versatile pressure die-cast aluminium IP 65 flood light with high pressure die cast aluminium housing and impact resistant polycarbonate lens complete with all accessories and glass cover with suitable bracket or with grouted spring pressure fasterner/steel rawal plugs as directed including connection from juction box to lilght fittings with suitable twin core PVC insulated and unsheather, multi stranded FRLS copper conductor cable drawn in flexible conduit complete all specified and directed

S&F in replacement of Flood light luminaries LED energy saving 100 Watt, LED exlusive innovative designed, long life versatile pressure die-cast aluminium IP 65 flood light with high pressure die cast aluminium housing and impact resistant polycarbonate lens complete with all accessories and glass cover with suitable bracket or with grouted spring pressure fasterner/steel rawal plugs as directed by Engineer in Charge including connection from juction box to lilght fittings with suitable twin core PVC insulated and unsheathed, multi stranded FRLS copper conductor cable drawn in flexible conduit complete all as specified and directed

Supply and Fixing of Rigid non-metallic PVC conduit for 25mm dia exclusive of boxes (junction/terminal) but inclusive of all tees, bends, elbows, reducers, bell mouth tube ends and fixing accessories such as couplers, lock nuts, saddles, pipe hooks etc fixed on walls/ceiling/roof trusses with suitable clamps complete all as specified.

Power / Sub-main wiring with PVC insulated unsheathed, FRLSH ,1100 volts, grade multistranded copper conductor, two runs of single core 6 sqmm conforming to IS-694, drawn through and including suitable dia rigid PVC conduit, conduit fittings and conduit accessories alongwith one run 6 sqmm PVC insulated single core multistranded copper conductor cable (green) as earth continuity conductor fixed on walls ceiling / roof trusses etc with fixing accessories complete and connecting to common earth dolly complete including taking down unserviceable submain wiring with accessories complete all as specified and as directed.

Power / Sub-main wiring with PVC insulated unsheathed, FRLSH ,1100 volts, grade multistranded copper conductor, two runs of single core 10 sqmm conforming to IS-694, drawn through and including suitable dia rigid PVC conduit, conduit fittings and conduit accessories alongwith one run 10 sqmm PVC insulated single core multistranded copper conductor cable (green) as earth continuity conductor fixed on walls ceiling / roof trusses etc with fixing accessories complete and connecting to common earth dolly complete including taking down unserviceable submain wiring with accessories complete all as specified and as directed.

S&F in replacement of MCB DB SPN 8 way, double door, powder coated, 240 volts, AC, 50Hz, IP 43 protected, with provision for MCB double pole as incomer and SP MCBs as outgoing with tinned copper bus bar, neutral link, earth link and connecting up complete all as specified and as directed. Note : Incoming and Outgoing MCB measured separately relevant items.

S&F in replacement of MCB DB SPN 4 way, double door, powder coated, 240 volts, AC, 50Hz, IP 43 protected, with provision for MCB double pole as incomer and SP MCBs as outgoing with tinned copper bus bar, neutral link, earth link and connecting up complete all as specified and as directed. Note : Incoming and Outgoing MCB measured separately relevant items.

S&F in replacement of MCB DB TPN 4 way, distribution DB double door, powder coated, 415 volts, AC, 50Hz, IP 54 protected, fixed on wall semi flush with provision for TPN MCB 63 Amps as incomer and SP MCBs 40 Amps as outgoing with tinned copper bus bar, neutral link, earth link and connecting up complete all as specified and as directed. Note : Incoming MCB and Outgoing MCB measured separately relevant items.

S&F in replacement of Vertical Load line DB TP&N 4 way, double door, powder coated, 415 volts, AC, 50Hz, IP 54 protected, fixed on wall semi flush with provision for FP MCCB 100 Amps as incomer and SP MCBs 40 / 63 Amps as outgoing with tinned copper bus bar, neutral link, earth link and connecting up complete all as specified and as directed. Note : Incoming MCCB and Outgoing MCB measured separately relevant items.

S&F in replacement of 240V, 10 KA 'B' curve miniature circuit breaker (MCB) of single poles and current carrying capacity 6 to 32 AMP, in the MCB DB Complete with connection testing and commissioning complete all as specified and directed

S&F in replacement of 240V, 10 KA 'B' curve miniature circuit breaker (MCB) of SPN and current carrying capacity 32 to 63 AMP, in the MCB DB Complete with connection testing and commissioning complete all as specified and directed

S&F in replacement of 415V 10KA 'B' curve miniature circuit breaker (MCB) of TPN and current carrying capacity 40-100 Amp in the DB complete with connection testing and commissioning complete all as specified and directed

S&F in replacement of MCCBs 63 Amps 415V,16KA, 4 Pole complete all as specified and directed

S&F in replacement of MCCBs100 Amps 415V,16KA, 4 Pole complete all as specified .

Rectifying faults by attending faults of point/sub main wiring complaints (excluding fittings and fixtures) any rating/ make/ model/ type in position including testing of serviceability of point wiring, finding of fault/ defect and repairing, jointing of wires/ cables properly with required jointing materials and making wiring functional etc., complete; all as specified and directed. Note:- (i) The rate quoted is deemed to be inclusive of cost of the required materials like insulation tape etc where required.(ii) Provn of point/sub main wiring, switch, socket accessories will be paid under relavent items. (iii) Contractor or his accredited Engineer/ representative shall collect the list of daily complaints from Complaint Cell.(iv) Contractor shall submit the daily list of all rectified/ non-rectified complaints to the Engineer-in-charge at the end of the day's work on each working day of unit/ AGE's office.

M&L for earthing complete with galvanised steel earth plate electrode of size 60cm x 60cm x 3.15mm thick burried directly in ground vertically at a depth not less than 2.25 metre deep below normal ground level with top edge of the plate not less than 1.5 metre below normal ground level surrounded from all sides by 15 cm thick packed layer of charcoal dust and common salt, filling in alternate layer and electrode connections by using galvanised earth lead wire 4.0mm dia by means of bolts, nuts, check nuts and washers made of copper or brass and protected by light grade 15 mm dia GI pipe connected to main switch board or main control board, and GI pipe light grade 20 mm bore for watering and including funnel, wire mesh, RCC pit cover and PCC chamber pit with PCC 1: 2: 4 type C2 including excavation and earth work, disposal of surplus soil to a distance not exc. 50 mtr all as specified and as shown on Plate No 5 of SSR Part I (2009) all as specified and directed

Material and labour for earth continuity conductor or main earthing lead fixed to valve on batten or recess or chases or burried in ground or drawing in conduit or any other situation for loop earthing etc as reqd 4 mm dia galvanized steel wire all as specified and directed

NAVEEN ENTERPRIESES (BID ID -3172528)

SAI SRI HARSHA ENTERPRISES (BID ID -3172110)

muthu constructions (BID ID -3172131)

SAMYDOSS CONSTRUCTIONS (BID ID -3172119)

Shri Varaghaa (BID ID -3172127)

M/s Omm Muruga Enterprises (BID ID -3172118)