REPAIR/MAINT OF EARTHING, LA WITH CONNECTED ITEMS FOR OTM MD ACCN OF MH AND REPAIR/REPLACEMENT OF INTERNL WIRING FITTING FIXTURES AND CONNECTED ITEMS IN CERTAIN BLDG OF KEY PERSONS QTRS AND ECHS POLICLINIC AT NAMKUM AND KHOJATOLI UNDER GE RANCHI

Amount

Supply of Earth electrode 17.2 mm dia 3 mtr long of low carbon steel electrode with copper bonding of thickness 250 micron, back-fill earthing enhancing compound AXIS ULTRA / AXIFILL type Carbon based compound conductive concrete type which has a resistivity of less than 0.12 Ohm Mtr as per Clause 14.5D of IEEE : 80 standard. Back-fill compound should be electronically conductive (Like in metals) and should not depend on moisture for conduction. Back-fill comound should be environment friendly & should be solidify when mixed with water and set like concrete and should not leach / diffuse into the ground. Back-fill compound shall not be mixed with any soil while pouring in the bore hole. Test Certificate as per as per IEC: 62561-7 for Back-fill compound shall be submitted along with the material including SS clamp to be provoded both side and PVC EARTH PIT 300 X 300 MM WITH PLASTIC LID complete all as specified Note - (i) Earth electrode should be applicable Standards IS: 3043, IEC 62561-2 & IEC 60364-5 and made of High Tensile steel rods copper bounded, High tensile strength,good electrical conduction & effective performance and suitable for all type of soil and provided minimum distance 3 Mtrs. (ii) Back-fill compound should be Compliance to the Standards IEEE: 80, IS-3043, BS 7430, IEC 62561-7, ANSI/NSF 60 Certification.(iii) Positive low resistance electrical connection to the earth. (iv) Does not contain hazardous chemicals.(v) Electronically conductive (like in metals) and is not dependent on moisture.(vi) Provide the desire value of earth resistance as per required specified values.(vii) Provide the Exothermic welding joints to entire grid system joints of earthing electrod.(viii) Test certificated to be provide of each electrod.

Taking down old unsv earthing of any type and size but M & L for earthing complete with galvanised steel earth plate electrode of size 600 x 600 x 6 mm thick burried directly in ground vertically to a depth not less than 2.25 mtr below ground level with top edge of plate not less than 1.5 m below ground level connected to and including galvanised wire 4 mm dia (up or 7.5 mtr length) and GI pipe 40 mm light grade for protection of GI earth wire by means of bolts, nuts, checknuts and washers made out of galvanised iron and connected to earth test point as shown in electrical plate No. 3 of SSR Part-1-2009 and as specified or indicated and testing on completion including excavation and earth work any in type of strata available at site, PCC (1:3:6) type C-1 for earth chamber, precast RCC slab 50mm thick in cement concrete (1:2:4) type B-1 reinforced with welded steel wire fabric (xpm) weight not less the (4kg/sqm) funnel with GI watering pipe of 20mm bore medium grade, wire nuts and lugs including taking down old u/s one complete all as specified and as directed. Note:- On testing after completion if the desired earth resistance is not obtained the earthing will be redone at no extra cost.

All as per item No-2 but using galvanised iron strip 25×4 mm as earthing lead

Taking down unsv earth continuity conductor of any type and size but S&F in replacement Earth continiuty conductor or main earthing lead fixed on wall on batten or recess or chases or buired in ground or drawn in conduit / pipe or fixed to wall up to test point / laying in below ground drown in GI tubing or any other indicated suituation for loop earthing etc, as required for galvanised iron wire 4 mm dia with proper saddles / spacer, screw etc, complete all as specified and directed.

All as per item No 4 but 25×4 mm galvanised iron strip .

All as per item No 4 but 25×3 mm aluminium strip .

All as per item No 4 but 20x3 mm copper strip

Taking down any type and size of old unsv strip but M & L for Aluminium strip 25X3.15 MM wth saddels and fixing screws etc, for roof conductors and down conductors above ground with require connected items complete all as specified and as directed. Note : All joints of copper shall be of brazing only

All as per item No 8 but 20x3.15 mm copper strip

Taking down old/ unsv termination rod of any type and size but S&F in replacement of air termination single pointed aluminium rod of 12mm dia 300 mm long fixed to strip/pipe including drilling holes, nuts, bolts washers for resting/ supporting of air terminals etc. complete all as specified and as directed.

All as per item No 10 but copper rod.

Taking down old/ unsv test point of any type and size but S&F in repair test point terminal block made of gun metal or phosphorus bronze size 75x75x25mm drilled and screwed including 3 nos. 8mm dia 32 mm long hex. head screw complete all as specified and as directed.

Taking down serviceable rod and after cleaning and repair , refixing of air termiantion single pointed Aluminium rod 12mm dia 300 mm complete all as specified and as directed.

All as per item No 13 but copper rod.

Taking down serviceable strip and after cleaning and repair, refixing the same in repair Aluminium strip 25X3.15 MM with saddels and fixing screws etc, for roof conductors and down conductors above ground with require connected items complete all as specified and directed.

Repairing and maintenance of old existing earth pit by taking out carefully earth plate, watering pipe, earth lead protection pipe and re-buried the same after removing sludge from the plate & pipes including re-connection/brazing the plate and strip, whichever is required at site (Earth pit not less than 2.25 mtr deep below normal ground level ) with top edge of earth plate not less than 1.5 metres below normal ground level,complete all as specified and directed including PCC 1:3:6 type C1 pit with cover of RCC 1:2:4 type B1,reinforced with welded steel wire fabric not less than 4 kg per sqmtrwith handle andangle iron frame,watering arrangment with 20 mm bore GI medium grade pipe ISI marked, GI funnel with GI mesh,filling with mixture of commen salt and charcoal,necessary excavation, refilling, removing away soil and earth work in any type of soil including test point, testing and commissioning complete all as specifed and as directed.Note : Earth work,GI Funnel, brazing, mixture of salt/char coal/MgSo4 shall be measured and paid separately under releavant items.

M&L Brazing of copper/Aluminium/GI strip for continuity complete all as specified and as directed.

Taking down unsv chamber of any type and size but M&L for earthing chamber of size 0.45 x 0.45x 0.45 m and 100 mm thick by PCC 1:3:6 type C1 with 20 mm graded stone chamber with RCC 1:2:4 type B1 in cover slab complete all as specified and as directed.

Taking down unsv chamber cover of any type and size but M&L for earthing chamber cover of size 0.45 x 0.45x .04 m with RCC 1:2:4 type B-1 with 20 mm graded stone complete all as specified and as directed.

Taking down unsv CI cover of any type and size but S&F of CI pit cover of suitable of suitable size for existing earthing pit complete all as specified and as directed.

Material and labour for Testing of earth resistance value from earthing pit test terminal point and write in/ on existing identification board complete all as specified and as directed.Note:- (i) The contractor will arrange his own earth testing kit with connected items for testing of exisitng earth electrod complete.and will maintain Earth rasistance value ragister with signature of user /building charge costodian.

Supply and fixing sub-main wiring with two single core flame retardant PVC insulated and unsheathed cable with stranded copper conductor of 2.5 Sq mm drawing in & including medium grade PVC conduit pipe 20 mm bore ISI marked with all accessories on walls and making good of disturbed surfaces including all conduit fittings, clamps, gutties etc and one additional earth wire of 2.5 Sq mm but green in colour for earth DBs and boxes with proper thimbles connecting up and taking down old submain wiring complete all as specified and directed.(Note : Two run of wire and one run of earth wire drown in PVC conduit of 20 mm dia shall be measured as one RM).Make for copper cable -Havells/Finolex/Anchor.

Supply and fixing sub-main wiring with two single core flame retardant PVC insulated and unsheathed cable with stranded copper conductor of 4 Sq mm drawing in & including medium grade PVC concealed conduit pipe 20 mm bore ISI marked with all accessories on walls and making good of disturbed surfaces including all conduit fittings, clamps, gutties etc and one additional earth wire of 4.0 Sq mm but green in colour for earth DBs and boxes with proper thimbles thimbles connecting up and taking down old submain wiring complete all as specified and directed,.(Note : Two run of wire and one run of earth wire drown in PVC conduit of 20 mm dia shall be measured as one RM).Make for copper cable -Havells/Finolex/Anchor.

Supply and fixing sub-main wiring with two single core flame retardant PVC insulated and unsheathed cable with stranded copper conductor of 6 Sq mm drawing in & including medium grade PVC concealed conduit pipe 20 mm bore ISI marked with all accessories on walls and making good of disturbed surfaces including all conduit fittings, clamps, gutties etc and one additional earth wire of 6.0 Sq mm but green in colour for earth DBs and boxes with proper thimbles thimbles connecting up and taking down old submain wiring complete all as specified and directed.(Note : Two run of wire and one run of earth wire drown in PVC conduit of 20 mm dia shall be measured as one RM).Make for copper cable -Havells/Finolex/Anchor.

Supply and fixing for sheet metal enclosure MCB DB, IP-43, SPN, 240 volts ,8 way, double door type grouted in wall in cement mortar 1:3 and making electrical connection, complete all as specified and directed and including taking down old DBs and take to schedule of credit.Make- Legrand/Havells/Indo Asian (optipro)

Supply and fixing MCB SP, 6 to 32 Amps, 240 volts, 10 KA, 'C' Curve characteristics, including taking out old unserviceable MCB/Isolator, electrical connections and removal from the site complete all as specified and directed. Make- Legrand/Havells/Indo Asian (optipro)

Supply and fixing MCB SPN,32 Amps, 240 volts, 10 KA 'C' Curve characteristics, including taking out old unserviceable Isolator & electrical connection and removal from the site complete all as specified and directed. Make- Legrand/Havells/Indo Asian (optipro)

Supply and fixing MCB SPN,40 to 63Amps, 240 volts, 10 KA 'C' Curve characteristics, including taking out old unserviceable Isolator & electrical connection and removal from the site complete all as specified and directed.Make- Legrand/Havells/Indo Asian (optipro)

Supply and fixing in replacement of TPN Vertical Type Distribution Board, IP-43 protection, fitted with bus bars, neutral links, blanking plates (with out MCCB), 415 volts, 4 way double door type, grouted in wall in cement mortar 1:3 and making good of disturbed surface and matching with existing surface, complete all as specified and directed and including taking down old DBs and take to schedule of credit Make- Legrand/Havells/Indo Asian (optipro).

Supply and fixing in replacement of MCCB, 4P, rated current 63 Amp, breaking capacity 16/18 kA thermal magnetic type and making electrical connection, complete all as specified and directed and including taking down old mccb and take to schedule of credit.Make- Legrand/Havells/Indo Asian

Taking down copper/aluminum pt wiring (light fan, socket or power) complete including fittings such as switch, sockets, c/rose, pendents, regulators, sockets, light fittings, wooden boards, bell push, call bell, regulators etc (credit scheduled for above items should be made as per condition separately) and making good to disturbed wall and surface complete all as specified and directed.

M&L concealed conduit Point wiring with 1.5 Sq mm multistranded copper conductor FRLS PVC insulated and unsheathed cable ISI Marked & drawing in and including non-metallic PVC conduit 20 mm bore medium grade & ISI marked on walls/ceilings/steel frame structure (with necessary arrangement as required at site) including cutting chasing for wiring , pinning in making good & finishing of disturbed surfaces,white wash matching with the existing surface colour & including all conduit fittings, clamps, gutties etc. Point to be for one light/fan point controlled by one switch , fan point or one fan point controlled by one switch and regulator each including provision of new pressed steel terminal boxes not less then 1.6 mm thick; with provision of new 3 mm thick plastic laminated sheet of and PVC insulated stranded copper continuous earth wire 1.5 Sqmm size FRLS to common earth and connecting to earth dolly, complete all as specified and directed. (Switch/socket, regulators shall be measured & paid for separately). Note- All the wires will be used with approved colour coding and as directed by Engr in-charge.

All per item No 32 as above but for One bell/buzzer point controlled by one push button on the same board withother switches in independent with cables 1.5 sq.mm size

All as per item No 32 above but One light point controlled by two 2 - w a y switches, with cables 1.5 sq. mm size complete all as specified and directed.

All as per item No 32 above but for 3 pin socket outlet 5 amp on the same board contraolled by separate switch complete all as specified and directed.

All as per item 32 above but for 3 pin socket outlet 5 amp independent but not below the main board In the same vertical plane complete all as specified and directed.

All as per item 32 above but with 2.5 sqmm copper conductor for 15 amp switch socket outlet combination n1. including 1.5 sqmm copper earth wire complete all as specified and directed.

All as per item 32 above but with 4 sqmm copper conductor for 15 amp switch socket outlet combination n1. including 4 sqmm copper earth wire complete all as specified and directed.

M&L replacement of switch piano flush button type 6 Amp 240 Volt one way single pole complete all as specified and directed.

M&L replacement of bell push button type 5/6 Amp 240 Volt one way single pole complete all as specified and directed.

M&L replacement of switch piano flush button type 6 Amp 240 Volt 2 way single pole complete all as specified and directed.

Supply and fixing Socket outlet 2 in 1, 3 pin, 5A complete all as specified and directed.

Supply and fixing Socket outlet 2 in 1, 5 pin, 15A complete all as specified and directed.

M&L Sheet metal enclosure Single pole and neutral enclosure with a two pin and earth plug and socket complete with one single pole MCB 20 Amp

Supply and fixing electronic double space rotary step fan 5 speed socket type regulator 120- 280 Volts complete all as specified and directed.

Supply and fixing ceiling rose surface bakelite 3 terminals 65 x 50mm

M&L Ding Dong AC. 230 volts, single pole complete all as specified and directed.

Supply and fixing LED light fitting,4 feet ,1x20 watt 230 Volt, 4Feet slim body with reflector,drivers,LEDs Astra is a surface & wall mounted LED batten complete with all accessories including LED Tubes internally pre-wired and including connecting up with twin core twisted flexible copper conductor cable with suitable size complete all as specified and directed including taking down old fitting.

Supply and fixing LED Tube light fitting 2 feet 1x10 watt 230 Volt, 2 feet slim body with reflector,drivers,LEDs and , complete with all accessories including LED Tubes internally pre-wired and including connecting up with twin core twisted flexible copper conductor cable with suitable size complete all as specified and directed including taking down old fitting.

S & F of LED light fitting 1x9W/1X10W bulkhead luminaires including LED light driver holder connecting up with three core flexible copper conductor cable of suitable size complete all as specified and directed including taking down old fitting.

Supply & fix the Square/round LED light 15 watt fit at surface/Ceiling/wall mounted complete all as specified and directed and including taking down old fitting.

Supply and fixing LED street light fitting 35 Watt 230 V AC outdoor type with high pressure die cast aluminum hosing and heat resistant complete with driver, lamp bracket with impact and corrosion resistant including thermal management in multiple optics complete with IP 65/66 protection completeand other connected accessories including service bracket of GI pipe 25/32 mm bore medium grade of length 0.9 mtr with MS clamps, bolts, nuts, and washers as per required at site and making electrical connection with Copper wire 2 core of 1 Sqmm and taking down old unserviceable light any capacity any type complete all as specifiedcomplete all as specified and directed and including taking down old fitting.

Supply and fixing for sheet metal enclosure MCB DB, IP-43, SPN, 240 volts ,12 way, double door type grouted in wall in cement mortar 1:3 and making electrical connection, complete all as specified and directed and including taking down old DBs and take to schedule of credit.

Supply and fixing MCB SPN, 40 to 60 Amps, 240 volts, 10 KA 'C' Curve characteristics, including taking out old unserviceable Isolator & electrical connection and removal from the site complete all as specified and directed.

Supply and fixing in replacement of MCCB, 4P, rated current 160 Amp, breaking capacity 25 kA thermal magnetic type and making electrical connection, complete all as specified and directed and including taking down old mccb and take to schedule of credit.

Supply and fixing sub-main wiring with two single core flame retardant PVC insulated and unsheathed cable with stranded copper conductor of 10 Sq mm drawing in & including medium grade PVC concealed conduit pipe 32 mm bore ISI marked with all accessories on walls and making good of disturbed surfaces including all conduit fittings, clamps, gutties etc and one additional earth wire of 6.0 Sq mm but green in colour for earth DBs and boxes with proper thimbles thimbles connecting up and taking down old submain wiring complete all as specified and directed.(Note : Two run of wire and one run of earth wire drown in PVC conduit of 20 mm dia shall be measured as one RM).

Taking down of existing ceiling fan Fan from any height, opening and dismantling for greasing and painting of fans complete with synthetic enamel paint by spraying including filling cavities with filler one coat after cleaning all dust writing MES No with black paint etc and hanging of fans at same location including clamp with nut/bolt and rubber bush of any make connecting up including provision of cable from ceiling rose to fan complete all as specified and directed.

Supply and fix exhaust fan made of sturdy Engineering plastic complete with louvers shutter, voltage 230V, 50 Hz RPM 1200, Copper winding of sweep 300mm.

Supply and fixing single phase transparent hinges type meter Box made up of Polycarbonate in suitable size of meter along with Cable entry from the bottom , water proof , temper proof, Pilferage proof, fire retardent transparent type and taking down the old exisitng meter and supply and fixing AC single phase static energy meter 240V, 50 Hzs backlite LCD dispaly of rating 5 to 30 Amp & with push button measures and display Kwh, KVAh, frequency,KW, six month history of energy meter meter shall be fixed into meter box connection testing complete all as specified Note :- Cost of items/accessorries required for fixing and make functional of meter shall be included in the qouted rates.

M/S Sahib N Sahiba Enterprises

Raj Construction

BHARATI ENTERPRISES

ISHAAN ENGINEERING

india trading company