REPAIR/REPLACEMENT OF EARTHING, LT CABLES, LT PANELS AND ALLIED WORK AT INSTALLATION /BLDGS/COMMUNICATION CENTERS AT MEERUT CANTT UNDER GE (U) E/M MEERUT CANTT.

Amount

M& L bore earthing drilling perfectly vertical bore hole of a diameter suitable to receive 100 mm nominal diameter casing pipe up-to 30 meter depth below ground level inclusive of the labour charges for transporting, lowering & fixing of 100 mm nominal diameter MS casing pipe inside the bore hole including all works pertaining to drilling such as transportation, Installation & removal of drilling machine etc complete in all type of soil/rock & fixing of ISI marked MS casing pipe (plain) medium class in 6 meter length and fitted with socket as per IS:1239 (part-2) 1992 with IV th revision (up-to date amendments), 100 mm dia along with required minor civil works. In addition to above ISI marked GI pipe 40 mm dia (plain) Heavy class (C grade) of 03 meter length is to be provided by the contractor & to be welded with MS Flat & bore filled back with black cotton soil. However the MS Flat 50x6 mm shall be provided by Contractor laying of MS flat approx length 50 Meter & complete welding work for connecting GI casing pipe 100 mm dia & GI pipe of 80 mm dia protection pipe with MS flat & to be connected with existing earth pits at different location including labour charges, testing on completion complete all as specified and directed upto safisfaction of Engineer-in-Charge. Note:- Contractor shall give warranty for two years from the date of completion for the result of earthing is below 1 Ohm in written. If contractor fails to maintain the same , new earthing is to be done by contractor with out any extra cost to the department.

Disconnecting and taking down unserviceable earthing any type & size including all accessories from installations/bldgs/communication centres complete all as directed by Engr-in-Charge.

Disconnecting and taking down unserviceable earth continity conductor of any type & size complete all as directed by Engr-in-Charge.

M& L for earthling complete with galvanized steel earth plate, electrode 600 x 600x6 mm thick , buried directly under ground (earth pit not less than 2.25 m below ground level ) with top edge of the plate not less than 1.5 below ground level connected to galvanized strip 32x6mm by means of nuts, bolts, check nuts & washers, of galvanized iron or steel all as Shown in electrical plate No 3 on Sl. Page No 497 of MES schedule 2009 part I and connected to existing equipment/system, including all necessary excavation & earth work in hard/dense soil, common salt and charcoal dust mixed & packed 150 mm thick homogeneous layer all around the GI earth plate, GI protection pipe 40mm light grade upto 7.5 meter from electrode complete all as specified & shown on drawings with watering pipe medium grade 20mm dia ,GI sheet funnel with wire mesh ,RCC precast cover 1:2:4 type B1 duly reinforced with TMT bar 8mm dia at the rate of 150mm centre to centre both ways with suitable lifting handle ,pit/chamber in PCC 1:3:6 type C1 ,Angle iron 40x40x5mm frame for pit cover including testing on completion complete all as specified and directed.

All as per item no 4 above but using 25x4mm strip as earthing lead.

All as per item no 4 above but using GI Lead wire 4 mm dia as earthing lead.

All as per item no 4 above but using copper plate 60×60cm ×3.15mm thick electrode and 20×3mm copper strip as earthing lead

S&F Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or burried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 4mm dia galvanised iron or steel wire complete all as specified and directed.

S&F Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or burried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 25x4mm galvanised iron strip complete all as specified and directed.

Supply only Clamp Earth Tester Make:- Green Watt Model:- (GW-CET1200+), or equivalent in Creative Tools/ megger Note:- Contractor arrange test certificate for factory warranty for minimum two years and also arrange demo to the department personnels.

S&F Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or burried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 32x6mm galvanised iron strip complete all as specified and directed.

S&F Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or burried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 20x3mm copper strip complete all as specified and directed.

S & F in replacement, Stop valves, castcopper alloy,screwed down,high pressure,with crutch or butterfly handle,screwed both ends for ironpipe or for unions 15 mm dia in each earth pit at 33 KV Switch yards earthing water supply system complete all as specified and directed

S & F in replacement,Tubes, 'medium grade,galvanised,with all fitting;laid in trenches 15 mm dia GI pipe with existing by means of suitable socket to make functional water supply system at each earth at 33 KV Switch yards complete all as specified and directed

S & Fill salt suitable for earthing complete including filling in earthing funnel with water all as directed to improve the earth result of the entire earth pit and testing earth resistance complete

M & L for repair to existing damaged earth pit including provision of new earth pit of PCC 1: 3: 6 type C-1 chamber and 50mm thick PCC 1 : 2: 4 type B-1 chamber cover and with 6mm dia mild steel re-enforcement of 10Cm C/C spacing both ways in lieu of CI cover refilling of soil including replacement of new earth funnel etc complete all as directed by Engineer-in-Charge

Supply & Laying jointing, testing and commissioning LT XLPE, PVC insulated, PVC sheathed armoured LT 1100 volt grades heavy duty with aluminium stranded conductor through pipes, induct, on poles, in trenches etc including taking down complete of following sizes

120 Sqmm, 3.5 core.

70 Sqmm, 3.5 core.

50 Sqmm, 3.5 core.

35 Sqmm, 3.5 core.

Excavation in truches in soft/loose soil n. exc. 1.5 meter wide and n. exc. 1.5 mtr depth and getting out, including trimming the sides and forming bottom surface to required levels for fixing pole/stay assembly and laying/taking out cables complete all as specified and directed.

Returning, filling trenches including spreading, levelling, watering and well ramming in layers n. exc. 25 cm thick complete all as specified and directed.

Removing of excavated material (soil) to a distance n. exc. 50 Mtr and dispositing where directed at a level n. exc. 1.50 Mtr above the starting point complete as directed.

M & L Sand cushioning to UG cables (8cm deep before laying of cable and 15 cm deep over the cable). Note :- Punned thickness only will be considered for payment.

M & L Bricks for protection cover to under ground cable (with old size fly ash bricks) with width equal to length of brick laid dry and flat abutting each other complete all as specified and directed.

To facilitate in attending HT Electrical complaint of external electrification ( Repair/ Maintenance works) in entire Meerut Cantt area (GE(U) AOR) with suitable qualified electrician and helper including carrying out following nature of job all as specified and directed by Engr-in-charge.(a) Tracing out fault in HT network by isolating GOD , DO fuses and rectifing the fault (b) Replacement of jumper and HT fuses including material (c) Fault to be attended with 2 hours of intimantion to contractor Note: - ( i) One Electrician and one helper in three shifts per day including sundays and holidays (ii) The unit rate quoted by the contractor shall be inclusive of working & attending the complaints as directed by Engr-in-charge. (iii) The electrician who is on duty must be provided with common mobile cell to facilitate and render good services to the users and the same shall be deemed to be included in the unit rate. (iv) All relevant norms and IE rules provisions shall be adhered while working on electric circuits and necessary protective devises and tools required shall be inclusive of the provisions and the same shall be deemed to be included in the unit rate. (v) Contractor shall provide all tools and plants such as ladder , hand gloves, safety belt, short rods etc for attending complaint with proper tool bag. (vi) Contractor shall regularly maintain attendence of persons and every morning register put up to Engr-in-charge or JE E/M.

(vii) Any emergency HT fault shall be rectified as per direction of Engr-in-charge/JE E/M (viii) If individual remains absent on site, contractor shall make an alternative arrangement ,If contractor fails to make such arrangement recovery shall be made at double the quoted rate as specified in Sch A as per included for same. (ix)Contractor needs to be submit following documents to deposit at the time of acceptance. (a) Name of person with residence proof such as Adhar card / Votor ID. (b) Age proof. (c) Proof of Educational qualification & Latest photograps. (d) Police varification of an individuals. (e) Attendence register.

Supplying, installing, commissioing and testing of factory made ,CPRI approved ,LT switchgear panel board of size 1000mmx800mmx400mm (min) , IP-54 (outdoor type) , 415 Volts, 50 Hz, AC supply, three phase and neutral ( 4 wire) ,600 Amps aluminium bus bars 4 pole , duly insulated with heat shrinkable sleeves as per colour code supported on epoxy insulators , having independent compartment for insulated bus bar, incoming feeder and each out going feeder i.e cubical type, made out of 3.15mm thick CRCA sheet , rigid mild steel angle iron frame of 50mmx50mmx6mm with 600mm long extended legs grouting in PCC 1:3:6 type C2 block of size 300mmX200mmx300mm, duly epoxy powder coated internally and externally with approved shade, rubber gasketted, hinged front and back openable doors with proper locking arrangements for dust and vermin proof ,complete including suitable size cable alley, lugs , cable glands,common earth bus bar of GI strip 32x6mm at bottom and making connections with MCCB spreaders,/ wiring with suitable size SC PVC insulated copper conductor cable, locking arrangements 65mm size and lock with keys, earthwork and excavation comprising of the followings and specified hereafter:-

Incoming:-

FP, MCCB, Adjustable thermal magnetic release , 36 KA, 400 Amps, 415V , -01 No.

Aluminium busbars suitable for 600 Amps, 3 Phase, 4 wire system, 01 Set

LED type indication lamps ( R-Y-B) with holder panel mounting type complete all as specified. -01 No.

Outgoing:-

FP, MCCB, Adjustable thermal magnetic release setting , 25 KA, 160 Amps, 415V , -02 Nos.

FP, MCCB, Adjustable magnetic release setting , 25 KA, 100 Amps, 415V , -01 Nos.

FP, MCCB, Adjustable magnetic release setting , 25 KA, 63 Amps, 415V , -03 Nos.

Dismanlting existing defective/ damaged lightening protection conductor from complete roof and down conductor fitted on wall as specified.

Supply and fix aluminium strip 25 x 3.15 mm with saddle and fixing screws etc for roof and down on wall up to ground up to test point complete.

Supply and laid in ground galvanised iron strip of size 32 x 6 mm as earth continuty conductor complete.

Supply and fix in repair test point terminal block made of gun metal or phosphoras bronze size 75 x 75 x 25 mm drilled and screwed including 3 Nos 8 mm dia 25 mm long hax head screws complete inclosed in 100x100x30 mm MS box Compleate all as directed by engr-in-charge

Supply and fix air termination single pointed aluminium rod 12 mm dia 300 mm long all as speiifed.

M&L for Providing PCC block of size 15 x 15 x 10 cms with PCC 1:2:4 for mounting of aluminium strip with porcelain insulator on roof top all as specified and directed

Supply and fixing in repair porcelain insulator for mounting of aluminium strip on roof top/ on wall for down conductor all as specified and directed

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