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| 1 | Taking down corroded Earth continuityGI/Aluminium/Copper strip fixed to wall on batten or any other indicated situationwith porcelain vitreous white seperators, complete all as specified and directed. |
| 2 | Supply & fix of Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 4mm dia galvanised iron or steel wire, complete all as specified and directed. |
| 3 | Supply & fix of Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 20x3 mm dia Copper strip, complete all as specified and directed. |
| 4 | Supply & fix of Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 32x6mm dia GI strip, complete all as specified and directed. |
| 5 | Supply & fix of Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 25x3mm dia aluminium strip, complete all as specified and directed. |
| 6 | Supply and fix of cast iron pit cover of existing size on earth pit with carring handle, complete all as specified and directed. |
| 7 | Supply and pouring of earthresistance lowering gel to reduce the earth resitsivity without excavating the soil, high viscosity in nature to be absorved by soil which creates bondage between electrode and soil, 6 kg contain in bucket, complete all as specified and directed. |
| 8 | Material and labour for repair of chemical earth pit by using liquid chemical earthing solution (not less than 10 Kg) and mixing with water and filling into the chemical earth pit to achieve the result less than 01 Ohm, complete all as specified and directed. |
| 9 | Supply and lay of 16 sqmm single core multistranded, PVC insulated copper conductor cable as earth continutyfrom strip to highly sensitiveequipment which reqire zero voltage in neutral to earth, complete all as specified and directed. |
| 10 | S&F down conductor ISI marked 35 Sq mm PVC insulated copper flexible wire including both end termination, suitable size cable clamps, copper thimbles, nuts bolts etc. Test point to the Earth pit terminal, complete all as specified and directed. |
| 11 | Material and Labour for earthing pit display boards made out of 3mm thick MS sheet of suitble sizewelded to suitble size MS angle iron grouted in PCC 1:3:6 (with 20mm stone aggregate) to a depth of 20 cm and applying two coats of synthetic enamel paint of approved color over a coat of red oxide primer and writing the letters on plate for showing the following details:1. EARTHING PIT NO. :2. DATE OF MEASUREMENT:Note : Shape, size and colour of display board should be approved Engr in Charge before fixing on site. |
| 12 | M&L forporcelain vitreous white seperators and fixing screws etc to be refixing alongwith the pole and wall with existing copper strip, complete all as specified and directed by Engr in Charge. |
| 13 | M&L for dismanteling of of old damaged /cracked PCC of earth pit and prepare the new Earth pit using PCC 1:2:4 type B-1 with 20 mm graded curshed stone aggregate alongwith the cover with handle, complete all as specified and directed . |
| 14 | Supply, installation, testing & commissioning of Tripod Chemical Earthing (i.e Three chemical earthing are individually connected in Delta form through copper strip) which include : (i) Three Nos 3000 mm long 50 mm dia copper bonded rod with top removal compound filling cap, seeppage holes, stainless steel fasteners, HDPE Lockable earth pit cover cum inspection chamber along with 150 Kg of Earth Enhancement Back fill compound including digging of pits. (ii) Coper earthing strip 25x3mm for interconnection of all thre pits along with GI light grade protection pipe 32 mm dia of all three pits along with necessary clamps, nut bolts and brazing work.(iii) Any other accessories including design modifications, to achieve the required earth termination rod resistance value below 1 ohms or as per the OEM / International Standard recommendation. |
| 15 | S&F of test point terminal block made of gun metal or phosphorus bronze size 75x75 25 mm drilled and screwed including 3 Nos. 8 mm dia 25 mm long hex head copper screw, complete all as specified and directed. |
| 16 | M&L for removing strip any size from site and aftersoldering and brazing earthigjoints with brass solder various location fixing the same place and testing, complete all as specified and directed by Engr-in-Charge. |
| 17 | Earthing complete with galvanised steel earth plate electrode 60 x 60 cm x 6 mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to galvanised iron wire 4mm dia asearth lead wire by means of brazing of galvanised iron or steel all as shown in Electrical plate No. 3, MES SSR Part I- 2009 with 15 mm dia medium grade GI pipe as a protection to earthing lead and 20 mm dia medium grade GI pipe for watering purpose including excavation & earth work in any type of soil, funnel, wire mesh, RCC pit with cover, cast iron frame complete and connected to earthing test point all as specified or indicated including testing on completion. Notes(i)The concrete pit shall be PCC (1:3:6) type C-1, 40mm thick precast cover slab of RCC with suitable Mild steel handle in lieu of cast iron cover shown in electrical plate No 3 of MES SSR Part-I(ii) PCC pit shall be provide at least 500 mm away from the earth pit and not on just on the eath pit and extra cost of additional length of water pipes and fittings junction etc shall be deemed to be included in the rate. (iii) Item includes the cost of 7.5 metre earth lead wire andGI pipe for protection of earth wire. Any varriation in quantity shall be adjusted. |
| 18 | Earthing complete with GI earth plate electrode of size 60cm X 60cm X 6mm 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 level surrounded from all sides by 15 cm thick and packed layer of charcoal dust and common salt filling in alternate layers etc and connected to and including GI strip of 25 x 6mm size up to 7.5 mtr by means of bolts, nuts, check nuts and washers made of galvanised iron and protected by light grade 40mm dia 5 mtr long GI pipe connected to main controlboard and GI pipe light grade 20mm bore for watering making necessary zigzag holes for water spreading and including funnel, wire mesh, RCC pit cover 50mm thick and PCC chamber pit with PCC 1:2:4 type B1 (including excavation and earth work disposal of surplus soil to a distance not exceeding 50 metre) and testing after completion all as specified and as directed and shown on plate No 3 of SSR Part-I 2009. Note : Earth strip beyond 7.5 mtr will be measrued and paid separately under relevant item of this schedule. |
| 19 | Earthing complete with Copperearth plate electrode 60 x 60 cm x 6 mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to galvanised iron wire 20x3 copper strip by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in Electrical plate No. 3, MES SSR Part I- 2009 with 25 mm dia medium grade GI pipe as a protection to earthing lead and 20 mm dia medium grade GI pipe for watering purpose including excavation & earth work in any type of soil, funnel, wire mesh, RCC pit with cover, cast iron frame complete and connected to earthing test point all as specified or indicated including testing on completion. Notes(i)The concrete pit shall be PCC (1:3:6) type C-1, 40mm thick precast cover slab of RCC with suitable Mild steel handle in lieu of cast iron cover shown in electrical plate No 3 of MES SSR Part-I(ii) PCC pit shall be provide at least 500 mm away from the earth pit and not on just on the eath pit and extra cost of additional length of water pipes and fittings junction etc shall be deemed to be included in the rate. (iii) Item includes the cost of 7.5 metre earth copper strip andGI pipe for protection of earth strip. Any varriation in quantity shall be adjusted. |
| 20 | M & L for Point wiring complete with 1.5 sqmm single core PVC insulated FRLSH cable 1100 volts grade with multi stranded copper conductor drawn through new PVC concealed conduit mediem grade, ISI markedand including provision of 1.5 sqmm PVC insulated copper cable FRLSH as earth continuty, fabricated branded modular metal flush box duly make embossed, concealed in walls with suitable modular inner and outer plate for housing switches , socket outlet and fan regulators etc for one light/fan/bellpoint controlled by one switch single pole one way, complete all as specified and as directed. |
| 21 | Supply and fix switch modular flush 6A single pole one way ISI marked, complete all as specified and as directed. |
| 22 | Supply and fixingin repair Ventilating Fan250mm sweep,non metallic resin body,single phase 240 volts AC 50 Hz including louvers,and copper cable 3 core of size 0.5 sqmm for connection from ceiling rose to fan, complete all aspecified and directed. |
| 23 | Cutting the existing wall/removing existing steel bar to make a hole for fixing of ventilation fan through packing of wooden ply to support the ventilating fan including necessary nut and bolts of suitable size incl making good of disturbed surface, complete all as directed by Engr-in charge. |
| 24 | Supply , laying, jointing and testingin replacement of undergroundLT cable XLPE insulated ,screened PVC bedded , galvanised steel strip or wire armoured electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 16 Sqmm 4 Core laid in trenches/ducts/along poles/ through pipe under road etc., complete all aspecified and directed by Engineer-in-Charge. |
| 25 | Excavation in trenches not exceding 1.5m wide and noe exceding 1.0 sqm on plan and not exceding 1.5m depth and getting out soft soil, complete all as specified and directed. |
| 26 | Returing filling in including spreading leveling watering and well ramming in layer not exceding 25 cm as in soil, complete all as specified and directed. |
| 27 | Removing excavated material not exceding 50 m and depostingwhere directed at a level not exceding 1.5 m above the starting point, complete all as specified and directed. |
| 28 | Supplying, laying and cushioning for cable protection in trenches 8 cm deep before laying cable and 15 cm deep over the cable including well punning, complete all as specified and dierected. |
| 29 | Supplying, laying sub class \"B\" bricks old size with axis of the bricks perpendicularto the axis of the cable as in cable protection complete all as specified and directed. |
| 30 | Supply andLaying in trenches for road/plinth and fixing alongwith pole/wall GI Tube 40 mm light grade for protection of cable, complete all as specified and directed. |
| 31 | Supply and lay of steel water tubing medium grade 50mm bore including all fittings and laid in trenches, complete all as specified and directed. |
| 32 | Supply and lay of steel water tubing medium grade 25mm bore including all fittings and laid in trenches, complete all as specified and directed. |
| 33 | Supply and fixing of PPR Gate Valves (Brass Insert) of 50 mm bore, complete all as specified and directed. |
| 34 | Supply and fixing of PPR Gate Valves (Brass Insert) of 25 mm bore, complete all as specified and directed. |
| 35 | M&L for construction of valve pit brick masonrywaling of random rubble uncorsed well bonded bedded and soildly hearted built in cement mortar 1:6 valve pit of size 60cm x 60cm x60cm internal dimension including base foundation valve pit with PCC 1:4:8 type D2 using 40 mm graded stone aggregate of size 140x140x20 cm depth and rendering 10 mm thick plastering with cement mortar 1:4 on internal and exposed surface and pit cover with 3 mm thick MS sheet of size 1.0 mtr x 1.0 mtr and 40x40x5 mm angle iron raming with locking arrangement including painting with two coat of synthetic enamel paint over a coat of redoxide primer, complete all as specified and directed. |
| 36 | Note :- Credit shown in credit schedule of tender document shall be considered by the tenderer while quoting the rates of various items. The same shall be recovered from various payment to contractor before handing over old material. |
