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| 1 | Excavation in trenches in any type of soil not exceeding 1.5 Metre deep and not exceeding 1.5 metre width and getting out including forming bottom surface & sides to required slope/size as directed by the Engineer-in-Charge |
| 2 | Removal of surplus excavated spoil not exceeding 50 Mtr distance and depositing where directed by the Engineer-in-Charge at a level not exceeding 1.5 m above the starting point complete all as specified. |
| 3 | Returning filling in, and including spreading and leveling in layers not exceeding 25 cm thick complete all as specified & directed by Engineer-in-Charge. |
| 4 | Material & labour for sand filling with clean dry fine sand unwashed including gently punning around cables in trenches for cable protection complete all as specified and directed by Engineer-in-Charge. |
| 5 | Supply and laying un-reinforced precast concrete cable cover HV class type -II with size 450 x 180 x40 mm, all as specified and directed |
| 6 | S&L bricks burnt for protection of cable Sub class 'B' bricks laid dry flat across the cable with length of whole brick complete. |
| 7 | Disconnecting and taking out old unserviceable HT UG cables any type and any size all as spfd and directed. |
| 8 | Relaying HT UG cables any type and any size after repairs and testing complete all as directed. ( Note: Earth work, sand, bricks will be measured and paid separately) |
| 9 | Supply laying jointing and testing H.T. XLPE Insulated , Screened PVC bedded ,galvanised steel strip or wire armoured electric power cable(heavy duty) with aluminum conductor 11000 volt(E) grade cross sectional area 95 sqmm 3 core confirming to IS-7098 (Part I ) of 1988 laid in trenches/Duct /on pole witth GI clamp, Nut, bolt ,Aluninum Lugs -as required and directed at site Note- Joints will be measured and paid seprately. |
| 10 | All as per item no.9 but size of 120 sqmm 3 core 11 KV |
| 11 | All as per item no.9 but size of 185 sqmm 3 core 11 KV |
| 12 | Supply & laying jointing and testing H.T. XLPE Insulated , Screened PVC bedded ,galvanised steel strip or wire armoured electric power cable(heavy duty) with aluminum conductor 33000 volt(E) grade cross sectional area 300 sqmm 3 core laid in trenches/Duct on pole with FI CLAMP, Nut bolt ,Aluninum Lugs -as required and directed at site Note- Joints will be measured and paid seprately. |
| 13 | Providing the cable fault locating Machine with necessary T&P at site for locating exact pin point of fault in armoured 33/11 KV XLPE/PILCA insulated HT cable complete all as required and directed at site |
| 14 | Routine and periodical cleaning around the area of outdoor switchyard of 33 KV Tech area, Chandmari and 11 KV sub stn RB, DRLM, T&GS, Nano & Polymer bldg, P29 transformer etc by cutting and removal/uprouting of unwanted grass/bushes, small trees including surface dressing and leveling by surface excavation wherever required complete in all respect or as directed. |
| 15 | Dismantling existing worn-out old 11 KV outdoor type gang operated air break switch triple pole & Disconnecting from existing system and Supply and installation and testing 11 KV outdoor type ,gang operated Air-break switch triple pole mechanically operated ,mounted on insulator and steel frame with operating mechanism worked from ground level with 25 mm GI pipe (Med. grade) operating rod of suitable length with an ON-OFF position capacity 200 amps with dropout fuse & 12 insulator connected and out going with Steel nut bolts and washers all as specified and directed at site. |
| 16 | S&F in replacement of unserviceabile porcelain vitreous bushing of required size / shape (suitable for exisiting transformer ) for spindle of transformer of any capacity 400 KVA to 750 KVA 11KV outdoor/indoor type siutable for HT side all as specified and directed |
| 17 | All as per ser item no. 16 but 1100 Volts grade suitable for LT side indoor type. |
| 18 | S&F in replacement of unserviceable brass spindle duly threaded at the end complete with nut bolts and washer suitable for HT side of transformer outdoor/ indoor type all as specified and directed at site for the following capacity suitable for existing transformer of required size/ shape for spindle of transformer of any capacity up to 750KVA 11000 volts grade all as specified and directed. |
| 19 | All as above item no.18 but suitable for LT side of transformer of 400 KVA to 750 KVA capacity |
| 20 | S&F in replacement of unserviceabile porcelain vitreous bushing of required size / shape (suitable for exisiting 2/2.5 MVA transformer ) for spindle of transformer of any capacity 33 KV outdoor type siutable for HV side all as specified and directed |
| 21 | all as per item no. 20 but 11 KV grade suitable for LV side of 33 KV transformer |
| 22 | S&F in replacement of unserviceable brass spindle duly threaded at the end complete with nut bolts and washer suitable for HV side of transformer out door/ indoor type all as specified and directed at site for the following capacity suitable for existing transformer of required size/ shape for spindle of transformer of any capacity 2/2.5 MVA for 33 KV suitble for HV side all as specified and directed |
| 23 | All as above item no 22 but suitable for LV side of transformer 2/2.5 MVA capacity |
| 24 | Earthing complete with galvanised steel earth plate electrode 600x600x6mm thick burried directly in ground (Earth pit not less than 2.25 metre below ground level) with top edge of the plate not less than 1.5 metre below normal ground level connected to galvanised earth strip 32 x 6.00 mm by means of bolts nuts check nuts and protection with 40 mm dia GI Medium grade pipe and washers of galvanised iron or steel, GI strip 7.5 mtr long and plate surrounded with salt charcoal dust etc and 20 mm bore GI light grade pipe for watering, excavation and earth wire including PCC pit in cement concrete 1:3:6 type CI and 40mm thick pit cover of RCC 1:2:4 type 30 reinforced width 8mm dia MS bar @ 150 C/C both ways, furnel wiremesh and testing after completion complete all as specified and directed. |
| 25 | Disconnecting/dismantling in position for minor servicing/overhaul of 11 KV distribution transformers 100KVA to 315 KVA capacity for any type of leakage/defect at LT/HT bushing, gasket, drain plug etc., after disconnecting of electric supply and earth connections, drain out transformer oil and keeping in close containers for re-use, lifting/removing of top cover of transformer if it requires, re-assembling of transformer with S&F of new gasket set assembly, replacement of nuts, bolts and washers, as required at site, re filling of Transformer oil after filteration, complete after electric connections and testing all as specified and directed by Engr-in-Charge.Note :- (i) Filteration of transformer oil shall be taken in relevent items.(ii) If any minor items is required for smooth functioning of transformer including general cleaning of surrounding area and equipment also, the cost of the same will be deemed to be included in the unit rates. |
| 26 | All as per above item No 25 but transformer capacity above 400 KVA and up to 750 KVA. Please Enable Macros to View BoQ information |
| 27 | All as per above item No 25 but transformer capacity above 400 KVA and up to 750 KVA. Please Enable Macros to View BoQ information |
