SPECIAL REPAIRS TO ELECTRIC SUPPLY SYSTEM AT 190 MTN BDE UNDER GE TAWANG

Amount

Taking down old damaged unserviceable Steel tubler poles of any size complete all as specified and directed.

Dismantling of ACSR or AAC conductors of any size complete all as specified and directed

Dismantling cross-arms of M.S. channel or angle sections etc. of any size complete all as specified and directed

Dismantling stay assembly complete (demolition of concrete etc. and excavation measured separately) complete all as specified and directed

Dismantling insulatorsof any type, any size complete all as specified and directed

M&L steel tubular swaged poles complete with cast iron base plate, final taper plug, bolts, nuts & screws as specified type 410 SP - 22 ( 9.0 meters long)complete all as specified and directed.

M&L cross arms, bracings, supports, clamps and back plates fabricated rom structural steel sections including nuts, bolts washers, welding, bending cod or hot, drilliing holes for bolts, in any shape or sie as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of paint complete all as specified and directed.

M & L shackel type, porcelain,viterous, white, brown or green insulator including galvanised mild steel straps, washers, insulator bolts, washers and nuts, as working pressure in 1100 volts, height 75mm, max dia 90mm,section of straps 31 X 3 mm, dia of bolt 12 mm complete all as specified and directed.

M & L stay assembly complete with accessories as shown in Electical plate No. 1 (loop type insulator, stay clamps, excavation and concrete measured separately) complete all as specified and directed.

Dismantling and taking up or down old U/S DB of any size complete all as specified and directed

Dismantling and taking up or down old Unserviceable service cable and LT UG cable of any size complete all as specified and directed

Supply and Laying and connecting with appropriate lugs in replacement XLPE/PVC LT cable PVC insulated, heavy duty electric cables with Aluminum conductors,1100 volts grade, laid in trenches/on pole/in pipe /on wall ,using suitable clamps for fixing of cable complete all as specified and directed of following cross-sectional area :-

12.(a) 120 Sqmm X 3.5 core

12.(b) 70 Sqmm X 3.5 core

12.(c) 16 Sqmm X 2 core

12.(d) 10 Sqmm X 2 core

M&L stay assembly complete with accessories of size 20mm as shown in electrical plate No. 1 (loop type insulator, stay clamps, excavation and concrete measured separately) complete all as specified and directed.

Excavation in trenches, n exc 1.5m wide and n. exc 1.5m in depth, for foundation, etc or for shafts, wells, cess-pits, menholes, pier holes, etc. n exc 10 sq m on plan and n exc 1.5m in depth and getting out for hard and dense soil complete all as specified and directed.

Returing, filling in, including spreading, levelling, waterring and wall ramming in layers not exc 25 cm. for hard/dense soil complete all as specified and directed.

Removing excavated material n exc. 50m and depositing where directed at a layers not exc 25 cm. for hard/dense soil complete all as specified and directed.

S & F of high density polyethylene pipes ( HDPE) having bore of pipe 50mm of pressure rating 6 Kgf/cm2 laid intrenches with required fittings complete all as specified and directed.

Supply and fix sheet metal enclosures for DBs (Double door type) when MCBs to be used 240 volts 12 way with 200 Amps rated bus bar single pole and neutral fixed on wall duly grouted in solid block wall or on wooden board in and including copper lugs/thimbles duly crimped for connection complete all as specified and directed.

M&L PCC (1:2:4) type C-2 using (40mm) graded stone aggregates as in foundation filling and mass concrete (for foundation bed concrete in stays /poles or any other directed site) complete all as specified and directed.

M&L PCC (1:3:6) type C-2 using (40mm) graded stone aggregates as in foundation filling and mass concrete (for foundation bed concrete in stays /poles or any other directed site) complete all as specified and directed.

Supply and fixing MCB SPN 240V 40 Amps,10 KA complete all as specified and directed.

Supply and fixing only MCB SP, 240V,6 to 40 Amps,10 KA complete all as specified and directed.

Supply install, testing & commissioning factory made LT feeder pillar box out door type factory made totally enclosed dust and vermin proof single opening with double leaf shutter duly hinged with locking arrangement made of MS Angle iron frame work and CRCA Sheet of 3.15mm thick as per IS 5039 dually painted with epoxy base powder coated paint of approved shade over a coat of Red Oxide Zink Chrome Primer neccessary holes Shall be kept on the kiosk box for incoming and outgoing cable entry. All Holes Shall be provide with brass cable gland of appropriate size.The feeder piller Box Shall be Suitable for 415 volts ,50 Hz ,3 Phase 4 wire System and shall be completed with 300 amps Capacity Aluminium TPN Busbar Chamber Having TPN 3 Phase 4 Wire System Fixed on Porcelain Insulator with Suitable size PVC copper Conductor duly Sleeved with 4 Coloured heat Shrinkable PVC Sleeve, thimble Glands and shall be compolete all as directed with the following accessories .The cost PCC Plat form and dismantling of old U/S Panel Board shall be deemed to include in the coated rate of above said item complete all as specified and directed.

27.(i) MCCB 4 pole TPN , 250 Amps ,36 KA, 415 Volts, 50 Hz - 01 Nos ( As incoming)

27.(ii) MCCB ,3 pole TPN 100 amps ,25KA, 415 Volts, 50 Hz - 02 No (Out going)

27.(iii) MCCB ,3 pole TPN 63 amps ,25KA, 415 Volts, 50 Hz - 04 No (Out going)

27.(iv) MCB SPN 40 Amps 'C' Curve - 20 Nos (Out going)

27.(v) LED phase Indicator lamp (R,Y,B) with MCB SP 2 amps showing 3 phase supply switch control – 03 Nos

27.(vi) LED Multi Function meter for Showing Multy parameters -01 Nos

27.(vii) On Load Change over switch 250 Amps - 01 No.

Materials and Labour for earthing complete with galvanized steel earth plate electrode 600 mm x 600 mm x 6.0 mm thick buried directly in ground end vertically to a depth not less than 2.25 meter deep below ground level with top edge of the earth plate at a depth not less than 1.5 M below normal ground level connected to galvanized iron strip 32x6mm as earthing lead by means of bolts, nuts check nuts and washers of galvanized steel and connected to main switch board or main control board as directed and provision of concrete pit in PCC (1:3:6) type C1, pre-cast RCC (1:2:4) type B1, cover slab 54 cm x 54 cm x 5 cm, reinforced with 8 mm dia TMT bars @ 150 mm c/c both ways, one handle for lifting made out of 10 mm dia MS round bar, provision of funnel, wire mesh, 20 mm bore galvanized steel tubing (Medium grade) for watering, charcoal or coke and salt in alternate layers, 15 mm bore galvanized steel tubing (light grade) for protection of earth lead connection, including necessary excavation and earth work in any type of soil, dismantling and taking out old earthing plate and necessary testing complete all as shown on electrical plate No 5 of SSR Part –I (2009) complete all as specified and directed.

M/S KESANG CONSTRUCTION

M/S ARUNACHAL VIKASH

M/S DNA HEIGHTS

M/S NAVA BHARAT BUILDERS

M/ S N T ENTERPRISES

SHELLUNG CONSTRUCTION