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| 1 | Fabrication of structures for erecting equipments. The GI & MS angles will be supplied departmentally |
| 2 | Transportingby head load, the materials issued departmentally to the site from the place of storage and distribution to erection site. |
| 3 | Drilling holes in yard structure wherever necessary,as per the direction of departmental officers at site. |
| 4 | Cutting of steel angle in yard structure erection wherever necessary,as per the direction of departmental officers at site. |
| 5 | Welding charge for welding on iron parts using arc welding as per standards wherever necessary,as per the direction of departmental officers at site. |
| 6 | Erection of yard structures and assembling of columns and beams using bolt and nut including punching of holes as per the direction of departmental officers at site. |
| 7 | Erection of 1 No. 110 kV LA/Post insulator on the already erected structure after opening of crates at the place of storage leading to site for an average distance of 200 m carefully, keeping lines and levels as per the direction of the departmental officers.(Transmission Data Item No.4) |
| 8 | Unpacking carefully and leading one set of 3 pole EHT110 kV Circuit Breaker from the place of storage for an average distance of 200 m, including support structure ,mechanism box compressor, pipe lines etc. to site , cleaning and erecting on foundation using suitable lifting tools, after disassembling necessary parts if required, to lines and levels and assembling all the parts , connecting mechanism etc. in complete shape and making ready for commissioning as per the direction of departmental officers. (Transmission Data Item No.8) |
| 9 | Erection of one set 110 kV Bus Isolator on the already erected structure including opening crates and conveyance of all accessories from the place of storage to the place of erection to lines and levels for an average distance of 200 m, erection of mechanism box , checking operation and aligning properly, including cutting, welding etc.complete as per the direction of departmental officers. (Transmission Data Item No.14(a)) |
| 10 | Erection of one set 110 kV line Isolator on the already erected structure including opening crates and conveyance of all accessories from the place of storage to the place of erection to lines and levels for an average distance of 200 m including erection of mechanism box checking operation and aligning properly as per the direction of departmental officers..(Transmission Data Item No.17) |
| 11 | Erection of 1 No. 110 kV CT/PT/CVT on the already erected structure of above 1.5m height after opening of crates at the place of storage, leading to site for an average distance of 200 m carefully keeping at vertically not allowing tilting from vertical position more than the specified angles, keeping lines and levels as per the direction of the departmental officers, including all labour charges, hire charges of tools& tackles etc.(Transmission Data Item No.1(a)) |
| 12 | Laying of departmentally supplied GI strip of suitable size including cleaning and neatly bending of strips, cutting and holing wherever necessary and running through the yard structure as per the direction of the Departmental Officers. |
| 13 | Welding one end of the bended GI strip of size 50x6mm with the riser of the already laid earth mat, welding 150mm in length, 6mm thick on both sides & end of the strip & other end of the strip with yard structure at 2 points 50mm apart each welding points having 50mm length and 6mm thick on both sides & end of the strip including the charges for connecting the strip with structure using bolted joints as per the directions of the department officers. Charges includes hire charges of DC arc welding set, current charges, cost of low hydrogen content DC arc welding electrodes(No.E7018) cost of anti corrosive paint etc. complete. |
| 14 | Welding overlapping joints of 50x6mm GI strip with 50mm long, 6mm thick welding on all three sides after doing 2 Nos. bolted joints at the centre as specified after cleaning the surface. Charges includes hire charges of DC arc welding set, current charges, cost of low hydrogen content DC arc welding electrodes(No.E7018) cost of anti corrosive paint etc. complete. |
| 15 | Welding one end of the bended GI strip of size 50x6mm with the riser of the already laid earth mat, welding 150mm in length, 6mm thick on both sides & end of the strip and connecting other end with nuts & bolts if required as per the directions of the department officers. Charges includes hire charges of DC arc welding set, current charges, cost of low hydrogen content DC arc welding electrodes(No.E7018) cost of anti corrosive paint etc. complete. |
| 16 | Welding one end of the GI strip 50x6mm with the structure with a welding length of 50mm & 6mm thickness on both sides & end of the strip and connecting other end with bolts & nuts if required including hire charges of DC arc welding set, current charges, cost of low hydrogen DC arc welding electrodes (No.E7018) cost of anti corrosive paint etc. complete. |
| 17 | Uncoiling, paving out, stringing and fixing of bus bar using ACSR Kundah / Moose single conductor for one phase of 66/110KV bus of span up to 30M by cutting the conductor to sufficient length, crimping using compressor / bolting the two ends, washing, cleaning and drying the insulator discs, fixing the conductors to the yard structure with sufficient tension using string of insulators and hardware complete. at both ends, fixing of arcing hornes including transportation of materials from the stockyard to the site under the supervision and direction of department staff at site.(All materials will be supplied departmentally at free of cost). |
| 18 | Providing droppers and connecting to lines/equipments using ACSR Kundah/ wolf conductor at both ends with compressed/ bolted ends including uncoiling and cutting of conductor as per the direction of departmental officers. |
| 19 | Providing interconnection between equipmentsusing ACSR Moose/ Kundah/ wolfsingle conductor at both ends with compressed/ bolted ends, fixing spacers at regular intervals as directed, including uncoiling and cutting of conductor as per the direction of departmental officers. (For one phase) |
| 20 | Providing droppers and connecting to lines / equipments or jumper between two buses with necessary suspension insulators for 33kV/66kV/110kV/220kV using ACSR Moose/ Kundah/ wolfSingle conductor at both ends with compressed/ bolted ends including uncoiling and cutting of conductor as per the direction of departmental officers. (For one phase) |
| 21 | Stringing and fixing earth wire of size 7/9, 7/10 or 7/3.15 between top of the columns and to terminal tower at 33/66/110/220kV substations with compressed / bolted ends at proper tension including uncoiling and cutting of conductor , jumpering, giving earth bond connections by drawing the end of the conductor through the columns, jointing where ever necessary providing back stays at the time of stringing etc. as per the direction of the departmental officers. |
