REPAIR MAINTENACE TO CAPACITOR BANK VOLTAGE STABILIZER MISC WORK AND VARIOUS TYPES OF EARTHING PITS INCL LIGHTENING PROTECTION UNDER GE MISSAMARI

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth and getting out for soft / loose soil or hard / dense soil for taking up or laying of cable/pipes all as specified and directed. (Combined: 14.00 + 200.00)

Material and labour for filling approved fine river sand in trenches as cable cushion to the full width of excavated trench, under and over cable complete all as specified directed. (Note: Punned thickness of sand shall be measured)

Supply and laying well burnt Bricks, locally available best quality (sub class "B" bricks) laid in trenches perpendicular to U/G cable for cable protection complete all as specified.

Returning, filling in trenches, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm for soft / loose soil complete all as specified and as directed. (Combined: 12.00 + 120.00)

Removing excavated material to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified and as directed. (Combined: 2.00 + 80.00)

Material and labour for earthing complete with galvanised steel earth plate electrode size 600x600x6.0 mm thick buried directly in ground vertically in a pit of depth not less than 2.25 m below ground levels with top edge of the earth plate not less than 1.5 m below normal ground level surrounded from all sides by mixture of charcoal and common salt and electrode connected to and including galvanised earth lead wire 4.0 mm dia by means of bolts, nuts, check nuts and washers of galvanised steel and GI pipe light grade 20 mm dia bore for watering funnel with wire mesh refilling with vegetable soil without boulders and stones, gravels and aggregate etc. and CI cover with frame, PCC chamber pit with PCC 1:3:6 type C-2 excavation and earth work all as shown in electrical plate No. 3 connected to earthing test point all as specified or indicated including testing on completion.Note: The unit rate includes for protection pipe and GI wire dia from top of earth plate up to 7.00 meter above ground level, complete all as specified and as directed

Material and labour for earthing complete with galvanized steel earth plate electrode of size 600 x 600 x 6 mm thick buried directly in ground to a depth not less than 2.25 m below the normal ground level with top edge of earth plate not less than 1.50 m below the normal ground level and connected to GI strips 32 x 6 mm by means of nut, bolt & washer and protected by 40 mm dia GI pipe light grade and watering pipe of 20 mm dia GI pipes light grade and connected to earth test point including necessary excavation, earth work, PCC chamber (1:3:6) type C-1 and 40 mm thick RCC pit cover in RCC (1:2:4) type B-1 using 6 mm dia MS round bars @ 150 mm C/C both ways all as shown in electrical plate No. 5 of SSR Part-I all as specified and directed. Note: The unit rate includes for protection pipe and GI strip from top of earth plate up to 7.00 meter above ground level.

Material and labour in replacement for earthing complete with copper earth plate electrode of size 600 x 600 x 3.15 mm thick buried directly in ground to a depth not less than 2.25 m below the normal ground level with top edge of earth plate not less than 1.50 m below the normal ground level and connected to Copper strips 20x3 mm by means of copper nut, bolt & washer and protected by 40 mm dia GI pipe light grade and watering pipe of 20 mm dia GI pipes light grade and connected to earth test point including necessary excavation, earth work, PCC chamber (1:3:6) type C-1 and 40 mm thick RCC pit cover in RCC (1:2:4) type B-1 using 6 mm dia MS round bars @ 150 mm C/C both ways all as shown in electrical plate No. 5 of SSR Part-I all as specified and directed.Note: The unit rate includes for protection pipe and Copper strip from top of earth plate up to 7.00 meter above ground level.