SPECIAL REPAIR TO EXTERNAL ELECTRIC SUPPLY NETWORK AT UPPER AND LOWER MARATHA GROUND UNDER AGE (I) TAWANG

Amount

M&L for taking down of LT cable with HDPE pipe of any size complete all as specified and directed.

M&L for taking down of LT panel of any type complete all as specified and directed.

M&L for Dismantling of ACSR or AAC conductors of any size complete all as specified and directed

M&L for Dismantling insulators of any type, any size complete all as specified and directed

M&L for Dismantling cross-arms of M.S. channel or angle sections etc. complete all as specified and directed

Supply and laying or fixing or passing through pipe 1100 volts grade heavy duty cable XLPE insulated, armoured aluminium conductor of cross sectional area 70 Sqm 3.5 Core including LT route indicator, complete all as specified and directed.

Supply and laying or fixing or passing through pipe 1100 volts grade heavy duty cable XLPE insulated, armoured aluminium conductor of cross sectional area 10 Sqm 2 Core including LT route indicator, complete all as specified and directed.

Excavation in trenches, n exc 1.5m wide and n. exc 1.5m in depth, for foundation of poles, etc or for laying of cable, pier holes, etc. n exc 10 sq m on plan and n exc 1.5m in depth and getting out for soft and loose soil complete all as specified and directed.

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

Removing surplus soil to a distance not exceeding 50 m and depositing where directed including spreading, leveling at a level not exceeding 1.5 m from the starting point complete all as specified and as directed

Materials & labour for Plain Cement Concrete Type C-2 1:3:6 (using 40 mm graded stone aggrgate) as in foundations, filling and mass concrete complete all as specified and as directed.

Supply and laying double wall corrugated (DWC) HDPE pipe 77 mm outer dia x 63 mm inner dia with coupler for cable protection, complete all as specified and as directed.

Supply and laying steel tubes, light grade, galvanised, 50 mm dia with clamps and all fitting; laid in trenches/fixed to poles pole etc,including taking down old existing GI pipe complete all as specified and directed.

S&F in repairs, Stay assembly complete with accessories for dia of stay rod 20mm as shown in electrical plate No. 1 (loop type insulator, stay clamps, excavation and concrete measured separately).

Materials and labour for Loop type insulator, vitreous porcelain, white, brown or green: Small size, with overall dimensions 90mm x 140mm, clearance of hole 25.5mm including taking down old one complete all as specified and directed.

M&L of wiring for circuit/submain wiring alongwith earth wire with the size of 2x1.5 sqmm + 1x1.5 sqmm earth wire of FRLS PVC insulated copper conductor, single core cable in surface/recessed as required in and including PVC conduit of size not less than 20 mm dia complete fixing on wall,roof and floor all as specified and directed by engineer-in-charge.

S&F in repairs, Junction box sheet moulding compound type (SMC) Off white color with hinged type door of size 250 x200 x100mm (internal) comprising bakelite 16 sqmm size terminal block 4 way -1 No, MCB SP -01 No housed inside junction box with neutral bus bar, internally wired, complete fixed on pole with suitable MS clamps bolts nuts and washers etc all as specified and directed by Engr-in-Charge. MAKE- Sintex or equivatent make

Materials and labour for earthing complete with GI earth electrode of size 60cmx60cmx6mm buried directly in ground vertically at a depth not less than 2.25 metre below normal ground level with top edge of earth plate at a depth not less than 1.5 metre below normal ground surrounded from all sides by 15cm thick and packed layer of charcoal dust and conmmon salt filling in alternate layers connected to and including flat iron galvanised earth strip of size 25x4mm upto 7.5 mtr by means of bolts, nuts, check nuts and washers, and protected by light grade 20 mm dia and connected to main control board and GI pipe medium grade 20mm bore for watering and including funnel wire mesh, RCC pit cover 50mm thick with 10mm dia reinforcement 100mm c/c and PCC chamber pit with P C C 1:2:4 Type C2 (including excavation and earth work in any type of soil, disposal of surplus soil to a distance not exceeding 50 metre) and testing after completion all as specified and shown on plate No 3 of SSR Part-I 2009

M/S L G BUILDERS

M/S ACE BUILDERS

M/S ARUNACHAL VIKASH

L T CONSTRUCTION

M/S KESANG CONSTRUCTION

M/S RHEGON CONSTRUCTION

M/S TSERING DHONDUP