Substation & Switchyard Works Tenders

Maintenance and upkeeping HT/LT/Distributin Sub -Station Works for various Schemes in the Jurisdiction of ED Shopian FOR THE F.Y. 2026-27 as Per Sheet 1 of this BOQ

Earthing of S/s outdoor equipments: Laying of earth mat in the switchyard by laying of M.S. round of 32 mm dia in 1000 mm deep trenches with M.S. round 32mm dia, 3 Mtr. long earth electrodes as per RESPO/approved SOP drawing. The work includes welding of the M.S. round, connecting all steel structures in the switchyard with the earth mat by means of G.I. strips of size 50x6 mm as per item below (All required materials will be provided by contractor)(A) Excavation of earth/trenches 1000 mm deep from FGL level for laying MS earth mat (32 mm dia MS round rod).(B) Laying of 32 mm dia MS round earth rod horizontally in 1000 mm deep trenches at every 3 mtr lengthwise and every 3 mtr widgthwise throughout the switchyard.(C) At the level of 1000 mm deep trenches, at each cross joint of horizontally laid MS earth mat, bury 3 mtr long 32 mm dia MS round earth rod vertically in the ground and properly shape and weld each joint. The works includes cutting, shaping and binding, preparation of joints, proper making and welding of main earth mat bar joints and applying bitumen, bitumen impregnated on joints U clamp i.e. end joints, cross joints, lap joints etc).(D) To weld riser GI strip of 50x6 mm from main horizontal earth mat as per leg of each switchyard structures and to weld riser strip from two different locations (top & bottom) on the leg of the structures of each equipments like Transformer, Terminal gantry, Bus-bar gantry, Post insulator, 33 kV CT, 33 kV PT, Line & Bus isolator etc.

Name of Work- Roof treatment and other civil maintenance. works at 33/11 KV Substations Numaish Camp and Town Hall, Dist. Muzaffarnagarß

Pre-Construction anti-termite treatment, by creating a barrier under and around the columns pits, foundation trenches, under floors, junctions of Walls & floors, around the external perimetre of building, expansion joints, surrounding of pipes and conduits etc. (Plinth area of the building at ground floor only shall be measured as per I.S. 6313 (Part II 1981))with Eldrine emulsifiable 0.2% concentration or any other approved material such as Heptachlore or chlordance will be used. The consumption of emulsion shall be (i) Foundation and masonary @ 5 Ltrs/Sqm, (ii) Back fills in immediate contact of foundation@ 7.5 Ltrs. / Sqm, (iii) Top surface of Plinth filling @ 5 Ltrs / Sqm, ( iv) Junction of walls & floors @ 7.5 Ltrs / Sqm, (v) Soil along external perimetre of building @ 7.5 Ltrs / Sqm (vi) under apron of the building @ 5 Ltrs. /Sqm. The rates includes cost of all materials, labour, equipments, T&P complete. SOR -2023 CSI 17.01

Pre-Construction anti-termite treatment, by creating a barrier under and around the columns pits, foundation trenches, under floors, junctions of Walls & floors, around the external perimetre of building, expansion joints, surrounding of pipes and conduits etc. (Plinth area of the building at ground floor only shall be measured as per I.S. 6313 (Part II 1981))with Eldrine emulsifiable 0.2% concentration or any other approved material such as Heptachlore or chlordance will be used. The consumption of emulsion shall be (i) Foundation and masonary @ 5 Ltrs/Sqm, (ii) Back fills in immediate contact of foundation@ 7.5 Ltrs. / Sqm, (iii) Top surface of Plinth filling @ 5 Ltrs / Sqm, ( iv) Junction of walls & floors @ 7.5 Ltrs / Sqm, (v) Soil along external perimetre of building @ 7.5 Ltrs / Sqm (vi) under apron of the building @ 5 Ltrs. /Sqm. The rates includes cost of all materials, labour, equipments, T&P complete. SOR -2023 CSI 17.01