PROVN OF UG CABLING AT SAINIK SCHOOL IMPHAL

Amount

Dismantling of existing unserviceable/undersize ACSR conductor (of any size) , jumper from overhead line, removing unserviceable materials from site of work complete all as specified and as directed.

Dismantling of old rusted Cross Arms bracing support, clamps and back plate of any sections from poles setting aside complete all as specified and as directed.

Dismantling old unservicable steel tubular poles, any size including breaking up PCC foundation and removal of rubbish complete all as specified and as directed.

Dismantling of insulator of any type any size from existing poles, after opening nuts,bolts and removing from site complete all as specified and as directed.

Supply, laying, connecting and testing XLPE insulated (Earthed) cable in trenches / or fixed on pole etc in screened PVC bedded galvanised steel strip or wire armoured electric power cable (Heavy duty) with stranded alluminium conductor, 11000 volts grade, cross sectional area 95 Sqmm, 3 core, Confirming to IS-7098 (Part-II) 1985 complete all as specified and as directed.

Material and labour for HT 11 KV (Earthed) grade heat shrinkable end termination jointing kit outdoor type 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.

Supply and fixing triple pole mechanically operated air break switch (GOD), vertical mounting, rotating type, mounted on insulator and steel frame with operating mechanism worked from ground level complete in all respect such as gun metal moving contacts and spring loaded gun metal fixed jaws, knife copper jumper strip etc, suitable for 11000 Volts grade, 50 Hz with 9 insulator of rating upto 400 Amps complete all as specified and as directed

Supply and fixing steel tubular swaged pole, type 410 SP 55 (Overall length 11.00 meter) conforming to IS-2713 (Part 1 to 3) 1980 complete with cast iron base plate, finial taper plug, bolts, nuts and washers, screws. Pole shall be painted with two coat of black bituminous throughout internally and externally upto planting depth and the remaining external portion shall be painted with two coats of aluminum paints over a coat of red oxide primer, including painting of black & white alternate strips of 30cm each externally from ground level upto 1.2m with synthetic enamel paint, numbering of poles complete all as specified and as directed. (Note: Excavation and earth work and PCC shall be measured and paid separately under respective items)Design / drawing of HT pole showing the layout and dimension is to be obtained from OEM/auth dealer/supplier and same is to be got approved from GE before placing order to the manufacturer.

Material and labour for Cross arm bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of two coats of aluminium paint over a coat of zinc chrome primer complete all as specified and as directed.

Material and labour for HT lightening arrestor with mountings accessories complete fixed on cross arms of two pole structure/GI flat strip and connect with same size of ACSR conductor with all fittings connected to earth strip with nut, bolt, washer transmission class having discharge capacity of 65 kilo Amps and suitable for 11000 Volts expulsion type complete all as specified and directed.

Material and labour for PCC (1:4:8) type D2 (using 40 mm graded stone aggregate) as in foundation filling and mass concrete complete all as specified and as directed.

Materials and labour for providing cement concrete Type B1 1:2:4 ( 20 mm graded aggregate) as in coping of poles including weathering, slightly rounded or chamfered angles and throating including necessary form work all as specified and as directed.

Excavation in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation of poles,cables etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out in hard/dense soil etc complete all as specified and as directed.

Excavation in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation of poles,cables etc. n exc 10 sq m on plan and depth exc. 1.5m but n exc 3.0 m in depth and getting out in hard/dense soil etc complete all as specified and as directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc. 25 cms thick in soils complete all as specified and as directed.

Removing excavated material to a distance n.exc 50M and deposited/ spreaded where directed at a level n. exc 1.5 M above the starting point complete all as specified and as directed .

Materials and labour for sand filling around the cable with approved quality coarse sand for sand cushioning of Under ground cable including spreading and punning down to 18 cm thickness complete all as specified and as directed. Note:-(Punned thickness shall be measured)

Materials and labour for brick protection cover to underground cables with sub class ‘B’ over burnt brick of size 23 X 11.5 X 7.5 cm, (locally available best quality), laid dry and flat abutting each other with gaps not exceeding 10mm complete all as specified and as directed.

Supply and laying under ground XLPE insulated PVC sheathed (Heavy duty) armoured 1100 volts grade aluminium conductor cable of size 400 Sqmm 3.50 core laid in trenches or fixed to wall / pole / ceiling as per IS 7098 (Part I) including connection cable glands, aluminium lugs etc complete all as specified and as directed. Note : Earth work, brick protection and sand cushioning and GI Pipe will be measured and paid separately under respective item.

Supply and laying under ground XLPE insulated PVC sheathed (Heavy duty) armoured 1100 volts grade aluminium conductor cable of size 50 Sqmm 3.50 core laid in trenches or fixed to wall / pole / ceiling as per IS 7098 (Part I) including connection cable glands, aluminium lugs etc complete all as specified and as directed. Note : Earth work, brick protection and sand cushioning and GI Pipe will be measured and paid separately under respective item.

Supply and laying under ground XLPE insulated PVC sheathed (Heavy duty) armoured 1100 volts grade aluminium conductor cable of size 35 Sqmm 3.50 core laid in trenches or fixed to wall / pole / ceiling as per IS 7098 (Part I) including connection cable glands, aluminium lugs etc complete all as specified and as directed. Note : Earth work, brick protection and sand cushioning and GI Pipe will be measured and paid separately under respective item.

Supply and laying under ground XLPE insulated PVC sheathed (Heavy duty) armoured 1100 volts grade aluminium conductor cable of size 25 Sqmm 4.00 core laid in trenches or fixed to wall / pole / ceiling as per IS 7098 (Part I) including connection cable glands, aluminium lugs etc complete all as specified and as directed. Note : Earth work, brick protection and sand cushioning and GI Pipe will be measured and paid separately under respective item.

Supply and laying under ground XLPE insulated PVC sheathed (Heavy duty) armoured 1100 volts grade aluminium conductor cable of size 16 Sqmm 2.00 core laid in trenches or fixed to wall / pole / ceiling as per IS 7098 (Part I) including connection cable glands, aluminium lugs etc complete all as specified and as directed. Note : Earth work, brick protection and sand cushioning and GI Pipe will be measured and paid separately under respective item.

Supply and laying under ground XLPE insulated PVC sheathed (Heavy duty) armoured 1100 volts grade aluminium conductor cable of size 10 Sqmm 2.00 core laid in trenches or fixed to wall / pole / ceiling as per IS 7098 (Part I) including connection cable glands, aluminium lugs etc complete all as specified and as directed. Note : Earth work, brick protection and sand cushioning and GI Pipe will be measured and paid separately under respective item.

Materials and labour for earthing complete with galvanised iron earth plate electrode 600 mm x 600 mm x 6 mm thick, burried directly and preferably vertically in ground, earth pit not less than 2.25 Mtr deep below ground level with top edge of the plate not less than 1.5 m below ground level connetced with galvanised wire of 4mm dia by means of nuts, bolts, check nuts and washers made of galvanised iron or steel earthing lead to be protected by galvanised iron pipe of 20mm bore (light grade) and other end connected to earthing test point or lightening arrestor or main controlling switch as directed including providing funnel with 20mm bore galvanised iron pipe (medium grade), wire mesh, charcoal or coke and common salt in alternate layer of 15cm (compacted thickness) all round the earth electrode, concrete earth pit in PCC (1:3:6) type C-1 (with 20mm graded aggregate), 50mm thick precast RCC (1:2:4) cover slab (re-inforced with 8mm dia TMT bar @ 15 cm C/C bothways and suitable handle made of 10mm dia) including necessary earth work in excavation, returning filling and removal of surplus earth upto a distance not exceeding 50 m etc all as shown on electrical plate No. 3 of MES Schedule Part-I(2009) complete including testing on completion, complete all as specified and as directed. Notes:- (i) Main earthing strip from earth plate electrode to rest point upto length of 7.5 meters length shall deemed to be included in the unit rate quoted against this item. (ii) On testing after completion if the desired resistenance is not obtained the contractor shall redo the earthing without any extra cost to the department.

Material and labour earthing complete with galvanised earth plate electrode 60cm x 60cm x 6 mm thick buried directly in ground vertically to a depth not less than 2.25 metre below ground level with top edge of the earth plate at a depth not less than 1.50 metre below ground level, earth plate surrounded by 15cm thick and packed with layers of charcoal dust and common salt, GI strip of size 25x4mm to GI earth plate electrode by means of bolts, nuts, check nuts and washers of galvanized iron and thimbles and other end of earth wire connected to main switch board and protected by galvanized iron light grade 40mm bore and GI pipe 20mm bore medium grade with funnel and wire mesh for watering including necessary excavation and earth works. concrete earth pit in PCC (1:3:6) type C-1 (with 20mm graded aggregate), 50mm thick precast RCC (1:1.5:3) cover slab (re-inforced with 8mm dia TMT bar @ 15 cm C/C bothways and suitable handle made of 10mm dia) and all as shown in Electrical Plate No. 3 of SSR (Part-1)of 2009 complete all as specified and as directed. (Note:- (i) Main earthing strip from earth plate electrode to test point upto length of 7.5 meters length shall deemed to be included in the unit rate quoted against this item. (ii) On testing after completion if the desired resistenance is not obtained the contractor shall redo the earthing without any extra cost to the department.

Material and labour for GI pipe light grade 80mm bore dia with all fittings to be laid in trenches or in floors complete all as specified and as directed.

Material and labour for GI pipe light grade 50mm bore dia with all fittings to be laid in trenches or in floors complete all as specified and as directed.

Materials and labour for Cutting hard standing/road not exceeding n exc 20cm width and n exc 75cm in depth for laying and removal of UG cable/protection pipe including making good so as to match with the existing finishes including 100mm thick PCC (1:2:4) type B1, using 20mm graded coarse aggregate on top and removal of debris and making the damaged areas uniform to the sorroundings complete all as specified and directed .

Dismantling of existing transformer of 11 Kv/433 volt, 415 KVA capacity alongwith connected cable and accessories and shifting the same to near DG room approx distance 500 m and reinstall the transformer on cemented platform, testing and commissioning complete all as specified and as directed. Note: (i) Cost of lifting & transportation shall have deemed to be included in unit quoted rate.

Material and labour for construction of Brick Masonry Platform, excavation in trenches not less than 1.00m, as per IE Rules and of size 3.00 X 3.00 X 2.00m made of brick work using Fly Ash bricks built in Cement Mortar 1:6, over PCC Concrete Bed of 100mm thick in PCC 1:4:8, Type D-2, using 40mm graded stone aggregate over 150mm thick Hardcore of gauge not exceeding 63mm of broken stones or boulders, deposited, spread and levelled in layers not exceeding 15 cm thick watered and rolled, 100mm thick PCC 1:2:4 Type B1, using 20mm graded stone aggregate over top of the Platform / Foundation, rendering to brick surfaces, 15 mm thick in Cement Mortar 1:4, and finishing the top surface even and smooth without using extra cement, supply of 2 Nos. ISMB 100mm channels for fixing of transformer, including suitable size of stairs/steps made of brick work in CM 1:4,applying Three coats of white washing including necessary earthwork complete all as per manufacturer’s recommendations, provn of chain link fencing 1.8m high made out of 4mm dia Gi wire 150x100mm mesh, MS work of angle iron of size 50x50x6mm as fencing post embeded in PCC 1:3:6, type C2 using 40mm graded stone agrregates at 2m interval each side as directed, Provn of 1 No. steel gate (3.5m clear span) as shown /directed with locking arrangement, made out of 15mm dia MS rod and 50x50x6mm size angle iron frame, all MS work painting with two coats of aluminium paint over a coat of red oxide primer, including necessary earthwork complete all as specified and as directed.

M/s Nongmaithem Construction (BID ID -3131633)

Roy and Sons Infrastructures (BID ID -3133084)