SPECIAL REPAIRS TO HT 11 KV SYSTEM NEAR APS AT KALIMPONG UNDER GE 867 EWS

Amount

Dismantling/Taking down unserviceable/damaged lightning arrestor, high tension, non-linear type & removing materials from site of works complete all as directed by the Engr-in-charge.

Dismantling / Taking up old unserviceable rusted steel tubular poles of any size and removing unserviceable pole from the site of work complete all as directed by the Engr-in-charge.

Dismantling / Taking down unserviceable / damaged /un-glazed insulator of any size, shape / grade or type from pole etc of any length and removing materials from site of work complete all as directed by the Engr-in-charge.

Dismantling / Taking down old cross arms or channel or sections etc complete setting aside for reuse (serviceable one) or removing materials from site of work complete all as directed by the Engr-in-charge.

Dismantling / Taking down old unserviceable GOD air break switch assembly of any type / size / condition from HT 4/2 pole structures and removing materials from the site of work complete all as directed by the Engr-in-charge.

Dismantling / Taking down old ACSR having more than two joints of any size and removing materials from the site of work complete all as directed by Engr-in-charge.

Supply laying & testing cable HT XLPE insulated screened PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty)with stranded aluminium conductor, 11000 volts (E) grade, of size 3 core 95 sq mm. (Make of cable-Polycab, Havells).

Supply and fix cable jointing kit for 11KV grade cable for outdoor termination heat shrink type with jointing material and accessories suitable for 3 core XLPE armoured Al conductor of size 95 Sqmm

Material and Labour for 80 mm dia GI tubing medium grade incl. accessories for protection of cables on poles / under road crossing complete all as specified and directed.

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth for laying of cables, erection of poles, struts/stays, leveling of yard etc not exceeding 10 Sqm on plan and not exceeding 1.5 m in depth and getting out in soft/loose soil.

Material and labour for sand for cushioning to underground cable screened un-washed river sand and punning for cushioning to cable all as directed.

Supplying and laying un-reinforced precast concrete cable cover, but class HV, Type 1, flat, size 300mmx l80mm x 40mm

Returning, filling in, including spreading, leveling watering and well ramming in layers n.exc 25 cm in soil.

Removing of excavated soil not exc. 50 M from starting points all as directed by EIC.

Material and labour for PCC cable path indicators with embosed on voltage, location and size of cable of 60cmx60cm size of indicator and embedded in PCC block (1:3:6) type using 20 mm grade stone aggregate including painting and earth work complete all as specified and directed.

Supply and fix switch air break gang operated triple pole mechanically operated mounted on insulator (06 insulators) & steel frame with operating mechanism including spring loaded mechanism set of three working from ground level consisting of operating rod of 25mm bore heavy grade GI pipe of suitable length worked from ground level including locking arrangement flat iron clamp 50mmX6mm including nuts,bolts washers with godreg lock of Current rating up to 100 Amps (Vertical type), 11000 volt. Make : BHEL/Pactil/JB.

Supply and fix in replacement swing out expulsion fuse assembly single pole (drop out fuse) for 11000 Volts of cap. 100 Amps complete with MS channel, post insulators etc all as specified. Make : BHEL/Pactil/JB.

Earhing complete with galvanized steel earth plate electrode 600X600X6mm buried directly in ground (earth pit not less than 2.25 m deep below ground level) with top edge of the plate not less than 1.5m below ground level, connected to galvanized earth wire 4 mm dia , by means of galvanized iron or steel bolts, nuts, check nuts and washers, and conneced to equipments as directed, including funnel with GI Light grade watering pipe 20 mm bore, wire mesh charcoal and common salt in alternate layers, of 15 cm compacted thickness all around the earth electrode, with concrete pit in PCC 1:3:6 type C-1 , 50 mm thick pre cast RCC 1:2:4 type B1 cover slab reinforced with 8 mm dia reinforced bar 15 cm C/C and earth lead handle protection including necessary excavation earth work in soft/loose soil and disposal of spoil to a distance n.exc.50m and necessary testing complete all as shown on electrical plate no.5 of MES SSR Part-I and as directed by Engineer-in charge .

M & L danger notice plate of 1.6 mm thick mild steel sheet vitreous enamelled , white with letter (in English & Hindi ) Figured & conversional “Skull & Bone” in signal red colour & fixed with MS clamps bolt & nuts of approved size 25 X 20 cm for 11000 Volts including dismantling of old danger notice plate and removing materials from site of work complete all as specified and as directed.

Supply, installation, testing and commissioning of HT outdoor type factory made KIOSK BOX, fabricated canopy roof from CPRI approved manufacturer cable junction box of size 1.2Mtr x 1.0Mtr x 0.70Mtr with front and rear opening double door weather and vermin proof IP-42 to IP-55 protection, fabricated with 3.15mm thick CRCA steel sheet on MS flat and angle support frames duly fabricated and welded painted with anti-corrosive cooling and finally polyster powder paint, with suitable pad locking arrangement earth terminals with copper bus bar of size 40mm x 6mm 03Nos of 0.65mtr long with suitable size of hole for fixing of lugs, earth with sheathing/sleeving mounted on epoxy post insulators of 11KV grade fixed on separate total enclosed cubical including cable incoming and outgoing cable connections with suitable brass cable glands and including grouting 15cm below above the gound level by providing angle iron of size 50mm x50mm x6mm welded on all four corners embedded in PCC platform casted 1:2:4 type B1 complete all as specified and as directed.

S&F lighting arrestors complete with all fittings, non-linear type as per IS 3070 Part-I, working pressure 11000 Volts complete all as specified and as directed.(Make:- Oblum/Elpro/BHEL/Areva T & C/ Jaypuria Brothers).

Note 1:- (Applicable for all parts/items) : The biidders/contractors are advised to read tender document, all drawings & all corrigendum/amendments and general condition of contracts before entry/quoting the rates. Note 2:- Attention to bidder is hereby invited to upload revised BOQ if published during their bid submission. Uploading of incorrect/ pre-revised BOQ shall be treated as non bonafide and rejected. Note 3:-The contract sum shall be arrived at after deducting amount of schedule of credit from the total quoted amount.

S K ENTERPRISES

Janata Enterprises

MS MAYA PRAKASH GOEL AND SONS

SANJAY SAW MILL

Damdoo Bhutia

KAMLESH ENTERPRISE

PRASAD PRADHAN AND SON