REPAIR/ REPLACEMENT OF HT 11 KV OH/ UG LINES AND MAINT OF HT 11 KV SWITCHGEARS, PERIODICALS MAINT OF TRANSFORMER AND CONNECTED ITEMS AT INFANTRY LINES JAMNAGAR

Amount

Taking down HT PCC pole including exacavation, earth work and demolation of concrete etc, and complete all as specified and as directed.

Taking down old ACSR conductor from HT line complete all as specified and as directed.

Dismantling cross-arms of Mild Steel channel or angle sections etc. complete all as specified and as directed

Taking down old unserviceable cable of any size complete all as specified and as directed.

Excavation in trenches, in soft/ loose soil not exceeding 1.5 meter wide and not exceeding 1.5 meter in depth for foundation, etc or not exceeding 10 Sqm on plan and not exceeding 1.5 meter in depth for Pole, shafts, cesspits, manholes, pier holes, etc and getting out in any type of soil complete all as specified and as directed.

Same as per item No 05 hereinbefore but exceeding 1.5 meter depth and not exceeding 3 meter depth in soft/ loose soil complete all as specified and as directed.

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

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

Material and labour for sand cushioning with fine dry unwashed sand in trenches for protection of cables complete all as specified and as directed.

Supplying and laying un-reinforced precast concrete cable cover class HV, type-I, flat, size 300 mm x 180 mm x 40 mm ISI marked/ confirming to ISI marked complete all as specified and as directed.

Supplying, laying and testing cable XLPE insulated, PVC bedded, galvanized steel strip or wire armoured electric power cables (heavy duty) with aluminium conductor conforming to IS:7098 (Part 11), 11 KV (E) grade cross sectional area 95 sqmm 3 core complete all as specified and as directed.

Supplying and installing HT 11 KV outdoor type gang operated air break switch suitable for horizontal or vertical mounting fixed type complete with 9 insulators of rating upto 200 Amps complete all as specified and as directed. Make National/ Jaipuria, Mayur, Pactil

Supplying and fixing of drop out fuse assembly 11 KV 3 phase expulsion type porecelain insulator heavy duty 200 Amp inluding operating pipe complete all as specified and as directed. Make: National/ Jaipuria/ Mayur/ Pactil

Material and labour for aluminium conductor steel re-inforced (ACSR) on HT poles including binding wire complete all as specified and as directed at site of any type ACSR conductor.

Material and labour for cross arm, bracing supports, clamps and back plates fabricated from structural steel sections confirming to grade Fe 410-S including nuts, bolts, washer, welding, bending cold or hot, drilling holes for bolts in any shape or size as indicated or directed and including one primer coat and two coats of aluminium paint complete all as specified and as directed.

Supply and fixing of prestressed concrete pole 11.0 metres long, 152 mm x 152 mm at top and 152 mm x 260 mm at bottom, class 9 complete all as specified & as directed. Note: Excavation earth work & PCC will be measured and paid seperately.

Material and labour for PCC 1:2:4 type B-1 (using 20 mm graded broken stone aggregate) as in mass concrete in coping of existing and new PCC/ steel poles etc complete all as specified and as directed.

Material and labour for PCC 1:4:8 (using 40 mm graded stone aggregate) type D-2 for foundation as in mass concrete complete all as specified and as directed .

Material and labour for pin type porcelain, vitreous, white brown or green insulator including one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nut, 150 mm height, 150 mm dia suitable for working pressure 11000 volts grade complete all as specified and as directed. Make: Jayshree/ Jaipuria.

Material and labour for single disc assembly Disc type insulator, porcelain, vitreous 145 mm high and 255 mm dia ball and socket type, white, brown or green for working pressure 11000 volts grade complete all as specified and as directed.

Material and labour for cable jointing kit for 11 KV (Earthed) grade cable for indoor termination cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 sqmm complete all as specified and as directed.

Material and labour for cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 sqmm complete all as specified and as directed.

Material and labour for cable jointing kit for 11 KV (Earthed) grade cable for straight through cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 sqmm complete all as specified and as directed.

Material and labour for filtration of transformer oil of different capacities of transformer to remove moisture, sludge, carbon particles and to achieve dielectric strength/ rupturing capacity of oil not less than three times than the operating voltage with Di-electric strength of oil 40 KV minimum at 2.5 mm gap and topping up of oil to the required level of the transformer indicator level complete all as specified and as directed. Note: (a) Oil topping up shall be measured and paid separately. (b) Contractor has to make his own arrangement for oil filteration plant. (c) Filteration shall be done at site and on line.

Material and labour for transformer oil, topping up/ change of full transformer oil complete all as specified and as directed. Note: Item rates deemed to include for (a) The transformer oil shall be ISI marked and brought at site in sealed container only. (b) Collection of samples before and after topping up/ changing including testing for dielectric strength. Make: Power Oil

Supplying and fixing in replacement of breather assembly for transformer oil conservator tank of suitable size for following capacity of transformer complete all as specified and as directed.

(a) 63 KVA to 400 KVA

(b) 500 KVA/ 750 KVA

Supplying and fixing in repairs transformer 11 KV/ 433 Volts by disconnecting existing HT/ LT connection, drain out oil upto working level for replacement of HT bushing insulator with stud, nut bolts and gasket etc including opening the transformer and refixing including changing cover gasket, making good connections and testing complete all as specfified and as directed for the following transformer capacity:-

(b) 160 KVA/ 200 KVA

Note: (a) Item rates deemed to include for proper storage of drained transformer oil. (b) Refilling of transformer oil shall be after proper dehydration.

Supplying and fixing in replacement oil temprature indicator gauges suitable for transformer complete all as specified and as directed.

Material and labour for aluminium rewinding wire/ coil as per existing guage with insulating material for transformer complete all as specified and as directed.

Taking down carefully transformer of any capacity, any make, any type from pole/ plinth including dismantling HT/ LT sites, earthing of transformer, dismantling supporting angle/ cross arms, shifting/ transporting transformer carefully from the site to workshop for repair and refixing to original position including necessary testing complete entire satisfaction of Engineer-in-Charge complete all as specified and as directed. Note:- Rewinding wire etc shall be measured and separately paid in respective item.

Material and labour for servicing the 11 KV GOD by cleaning the contact, disc/ pin insulator with CTC & applying the petrolium jelly at the contact point/ down rod links for smooth operation including replacing the rusted bolts & nuts and defective insulator of GOD as required at site complete all as specified and as directed. Note: Insulator shall be measured and paid under relevant items.

(a) Material and labour in replacement of Male/ moving contect (Set of 3 Numbers)

(b) Material and labour in replacement of Female/ Fixed contect (Set of 3 Numbers)

(c) Material and labour in replacement of Copper tinned strip/ belt (Set of 3 Numbers)

Dismantling of old jumper, including supply and fixing new jumper connection at cut out point on HT overhead line with suitable size of ACSR conductor 6/1 x 3 mm (ferret) with PVC pipe black colour, PG clamps, sleaves complete of required length not exceeding 2 metre including testing on completion all as specified and as directed.

Material and labour for painting of HT PCC pole 11 metre including 1.5 metre above from coping of poles, in alternative strips of 15 cm length with one coat of 1st quality of synthetic enamel paint in Yellow & Black strips minimum of 6 Numbers including preparation of old/ new surfaces etc complete all as specified and as directed including writing of MES HT poles Nos with black paint on white back ground (The letter shall be 50 mm in length)

Supply and fixing in repairs for Guard cradles, hexagonal/ rectangular fabricated with galvanised steel earth wire 4 mm dia for OH line guard wire complete all as specified and as directed.

Material and labour for painting of cross arm of HT two pole structure including channels clamps, street light bracket and clamps etc one coat of red oxide primer & one coated fine quality aluminium paint complete all as specified and as directed.

Material and labour for painting of cross arm of HT four pole structure channels, clamps, street light bracket and clamps etc one coat of red oxide primer & one coated fine quality aluminium paint complete all as specified and as directed.

Supplying and fixing of Galvanised iron pipe light grade 80 mm dia, ISI marked, of required length for protection of cables complete including fixing of Mild steel clamps, nuts, bolts and washers etc complete all as specified and as directed.

Material and labour for cleaning/ grass cutting, tree/ branch in HT E/M installation complete all as specified and as directed. (Note :- Area measured in plan, rates includes provision for tool, plants, mechanical wood cutter, chain saw, ladder and vehical etc and the tree/ branches/ bushes to be removed and desposed out of Mod Area.)

Pruning of tree branches not exceeding 30 cm girth to clear LT/ HT Over head lines upto a distance of 3 Metre clear span around the over head line and disposed off tree branches including repairing/ stretching/ binding of copper/ aluminium conductor damage during the pruning complete all as specified and as directed. Note:- Pruning distance only measure not full span.

Material and labour for lightning arrestor non linear resistor type or expulsion type confirming to IS-3070 Part-I complete line discharge or transmission class-2 nominal discharge current 10 KA & high discharge 100 KA assembly suitable for 11 KV including all clamps, nuts, bolts & washers & connecting to earth with 32 mm x 6 mm Galvanised Iron strip complete all as specified and as directed.

Supply only of HT fuse for GOD complete all as specified and as directed.

(a) 10 Amp HT fuse

(b) 20 Amp HT fuse

(c) 25 Amp HT fuse

(d) 30 Amp HT fuse

(e) 40 Amp HT fuse

(f) 50 Amp HT fuse

Material and labour for trial boaring 80 mm dia in road crossing/ drains with mechanical help and other necessary arrangement to be provided by the contractor during execution complete all as specified and as directed.

Earthing complete with galvanised steel earth plate electrode of size 60 cm x 60 cm x 6 mm thick buried directly in ground (earth pit not less than 2.25 meter deep below ground level) with top edge of the earth plate not less than 1.5 meter below normal ground level connected to galvanised iron strip 25 mm x 4 mm by means of bolts and nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No 3 of SSR Part-I, 2009 & connected to the continuous earth strip all as specified, testing on completion including provision of earth wire protected excavation & earth work in any type of soil , disposal of soil, providing charcoal dust and common salt in alternate layers upto 15 cm above top edge of earth plate, construction of PCC pit in cement concrete 1:3:6 type C-1 with 40 mm thick RCC 1:2:4 type B-1 using 20 mm graded crushed stone aggregate cover reinforced with 8 mm dia Mild Steel deformed bars @ 100 mm center to center both ways with lift hook made out of 8 mm dia bar, watering arrangement with funnel and wire mesh and watering pipe of 20 mm dia Galvanised iron light grade and 40 mm dia light grade pipe for earth lead protection including Galvanised Iron strip earth lead 25 mm x 4 mm of required length (not more than 7.5 Meters) and connecting to test point and further upto the panel board and testing on completion complete all as specified and as directed.

Material and labour for servicing of 11 KV HT VCB of 06 Nos at main power house by opening of main HT VCB with outgoing cleaning of all moving and setting parts , operating mechanism (Motor, Gear box, relay and on/ off switches) Make ABB and the same to be maintained by the technician/ mechanic of the ABB complete all as specified and as directed. Note: Replaced opearting mechanism paid & measured seperately.

Supply and fixing spring charging motor with gear 24 V DC (NHP201491R1) for VCB at main power house complete all as specified and as directed.

Supply and fixing Push button Red/ Green W/Label 'O' & 'I' for VCB complete all as specified and as directed.

Material and labour for shingle filling in floors or pavings of Gauge 40 mm to 63 mm, deposited, spread and levelled in layers not exceeding 150 mm thick, watered and rammed to a true surface, complete all as specified and as directed.

Material and labour for painting of transformer by cleaning of existing surface complete and painting with two coats of synthetic enamel paint with spray painting of approved colour complete all as specified and as directed.

(a) Painting of transformer 100 KVA to 250 KVA

(b) Painting of transformer 315 KVA to 750 KVA

Rameshwar Enterprise