Military Engineer Services-MES has published Repair Replacement To Lightening Arresters And Earthing Flame Proof Lightings At Ats Belgavi. Submission Date for this Tender is 13-02-2021. Electrification Work Tenders in GE AF Sambra Karnataka. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 06-Feb-2021 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 13-02-2021 |
| Name of Work: REPAIR / REPLACEMENT TO LIGHTENING ARRESTERS AND EARTHING FLAME PROOF LIGHTINGS AT ATS BELGAVI. | |||||
|---|---|---|---|---|---|
| Sl. No. | Item Description | Item Code / Make | Quantity | Units | |
| 1 | 1 | Material and labour for earthing complete with GI plate electrode of size 600x600x6mm thick buried directly in ground (earth pit not less than 2,25 mtrs deep below ground level) with top edge of the plate not less than 1,5 m below ground level , connected galvanized earth lead GI strip 25 X4 mm not exceeding 7.5 mtrs length by means of bolts ,nuts , check nuts and washers of galvanized iron or steel as shown in electrical plate No. 5 connected to earthing test point all as specified including testing on completion for LT panel board , earth conductor in HT/LT lines , for strengthening neutral earthings after taking out the old US earthing | 18 | Each\nSet | |
| 2 | 2 | Material and labour for earthing complete with GI plate electrode of size 600x600x6mm thick buried directly in ground (earth pit not less than 2.25 mtrs deep below ground level) with top edge of the plate not less than 1.5 m below ground level, connected galvanized steel earth lead 4 mm dia not exceeding 7.5 mtrs length by means of bolts ,nuts, check nuts and washers of galvanized iron or steel as shown in electrical plate No. 5 connected to earthing test point for the pole guarding/ earth wire / neutral line etc all as specified including testing on completion. | 19 | Each \nSet | |
| 3 | 3 | Material and labour for earthing complete with using copper plate 60 cm x60 cm x 3.15 mm thick electrode buried directly in ground (earth pit not less than 2.25 mtrs deep below ground level) with top edge of the plate not less than 1.5 m below ground level, connected galvanized steel earth lead 20 x3 mm copper strip not exceeding 7.5 mtrs length by means of bolts ,nuts, check nuts and washers of galvanized iron or steel as shown in electrical plate No. 5 connected to earthing test point for the pole guarding/ earth wire / neutral line etc all as specified including testing on completion. | 10 | Each\nSet | |
| 4 | 4 | Material and labour for fixing repair lightening arrester for out door use non linear resistive type complete with all fittings suitable for 11000 volts HT line transmission class of discharge capacity 65 KA.all s specified and directed. | 2 | Set of three | |
| 5 | 5 | Material and labour for fixing repair lightening arrester for out door use non linear resistive type, horn gap and choking coil , maximum working pressure 1100 volts all s specified and directed. | 1 | Per set | |
| 6 | 6 | Material and labour for fixing in repair earth indicators made out of 3 mm thick MS sheet of size 200mmx150mm duly fixed in MS angle iron 25mmx25mm of 450 mm long to be fixed to ground by means of cement concrete including painting with two coats of synthetic enamel paint over a coat of red oxide primer and writing the earth resistance complete including excavation and earth work PCC type C1, 1:3:6 of size 150x150x150mm all s specified and directed. | 20 | Each | |
| 7 | 7 | Material and labour for fixing in repair GI strip of 25 mm x4 mm for extending the earth continuity to the utility point / equipment fixed properly on procelain insulators as required all as specified and directed. | 90 | RM | |
| 8 | 8 | Material and labour for fixing in repair 20 x 3 mm Copper Strip for inter connection of earthings and to connect the earthing to the main panel including taking out the US/ out lived earth strip all as specified and directed. . | 55 | RM | |
| 9 | 9 | Material and labour for fixing in repair earth continuity conductor or main earthing lead using 4 mm dia GI wire passing through 15 mm dia GI pipe light grade all as specified and directed. | 62 | RM | |
| 10 | 10 | Material and labour for fixing in repair air termination rod copper 17.2mm dia 1000mm height with copper tapper spike of EC grade copper point Complete all as directed with suitable fixing arrangement including supports all as specified and directed. | 5 | Each | |
| 11 | 11 | Material and labour for fixing in repair testing / termination block made out of gun metal or phosphorous bronze size 75 x75x25 mm drilled and screwed including 3 nos 8 mm dia 25 mm long hex. head screw all as specified and directed. | 4 | Each | |
| 12 | 12 | Material and labour for construction of earthing chamber as per standard size as specified in the SSR Part I plate No. 5 , including supply and replacing the existing unserviceable GI earthing funnel, after dismantling the aged out/ deformed earthing chamber and clearing the site all as specified and directed. | 11 | Each \nJob | |
| 13 | 13 | Material and labour for chemical earthing pit of suitable size with copper earth plate of size 900 mm x 600 mm x 5 mm thick burried in ground vertically to a depth not less than 4 metre below ground level with top edge of plate at a depth not less than 2.95 metre below nominal ground level with a bottom layer MgSO4 of 100 mm thick or 100kg whichever is more, earth plate surrounded with graphite powder, vegetable soil mixture, charcoal 250kg and salt crystal 200 kg around and 150 mm above the plate and MgSO4 100 mm thick or 100kg whichever is more at top layer and the remaining portion filled with excavated earth and connected with copper strip 32mm x 6mm duly brazed and by means of bolts, nuts and washers upto 7.5 metre length and connected to earthing test point, GI pipe light grade 25mm bore for watering with funnel and wire mesh complete including provision, of earth pit with necessary earth work, PCC 1:2:4 type B1 chamber, Cast iron frame with hinged pit cover of size 12” x 12” having not less than 7 kilogram of weight complete all as specified and directed.\n | 3 | Each\nSet | |
| 14 | 14 | Material and labour for maintenance free chemical earthing Pipe in Pipe technology . Having 01 No GI Pipe in Pipe electrode length 3 mtr , Dia 76 mm filling with 2 Bags/ 60 Kgs EBFC chemical based ENNOV back fill compound or another equivalent compound as all asspecified and directed. | 8 | Each | |
| 15 | 15 | Material and labour for chemical treatment in existing existing earth pits to improve earth resistivity by excavating the pit up to 3 feet depth and 2 ft radius around the earth electrode and the filling the compound such as magnesium sulphate ,salt and graphite powder (10 Kg, 10 kg & 5 Kg respectively) complete all as specified and directed. | 10 | Each | |
| 16 | 16 | Material and labour for installation of maintenance free and environment friendly CPRI approved earthing using 3 nos electrode with backfill compound and suitable coupler for connecting Electrode and terminal for connecting GI/Copper strip directly and preferably vertical in ground along with installation of earthing test point on horizental GI/Copper bus bar mounted on ceramic insulators after necessary excavation for cubical pit of depth of 3 mtr from the ground level and fixing of FRP pit cover and earth work in hard/soft/ loose soil and including disposal of surplus soil to a distance not exceeding 50m, complete testing on completion and connected to earthing test point complete. Make -Vasudha or equivalent make of any CPRI approved & back fill compound must be tested for ROHS. Note : (a) Value of earth resistance should be less then 5 Ohm. (b) Back fill compound shall be measured & paid seprately. | 1 | Each\nSet | |
| 17 | 17 | Supply only Back fill compound for chemical earthing suitable for item no 16. Make- VECCO or equivalent approved make. | 50 | Kilo\nGram | |
| 18 | 18 | Supply and fixing wirepair flame proof LED fitting 16 / 20 watt all as specified and directed. Make : Cat part no.EXTN12T8-16/20 of Crompton or equivalent make of Philips / Bajaj / Surya / Sudhir. | 3 | Each |
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