Safeguard of Existing 250Kva Electric Transformer by shifting to nearby suitable place by way of construction of new platform of required dimensions with allied works at LIS Kot-II

Amount

(a) Disconnecting of existing HT/LT connections from the electric pole along with the installed 250 KVA electric transformer including shifting from the present existing installed position with other allied works by way of engaging manual labour as well as crane for dismantling/lifting and shifting the same to the near by proposed site. The job is of urgent nature as the existing platform has got cracks due to soil erosion and electric transformer is in danger. The job includes creation of new foundation and building new platform of necessary required size using sand gravels, cement followed by proper curing. The job further includes lifting of the electric transformer by means of hydraulic crane and placing it on the newly laid foundation block. Making all the electrical connections and making the transformer for charging on no load . Earth work for excavation of foundation of size 8’x8’x2’.6” for laying of foundation block. Disposal of excavated earth material at permissible dumping site by head load with a lead of approximately 50 m around working site in accordance to site conditions. Laying of new concrete foundation block of finished size 8’x8’x5’ sufficiently elevated to raise the floor level after laying of plum concrete block, which include cast in situ cement concrete work in nominal mix concrete 1:2:3 with required size of stone aggregate including frame work of timber/steel planks, proper setting of the concrete mix by standard ways using vibrator, curing and finishing of exposed portion of block by plastering with cement mixture to make it water proof with 1:3 mix. The job further includes filling of sand/stones etc with proper compaction in layers around the foundation block and covering the whole foundation top layer with cement concrete and maintaining the proper level of the block enabling to place the 250 KVA electric transformer on the foundation block.Complete job includes cost of materials, labour charges, transportation, loading- unloading charges. (b) Servicing of 250 KVA Electric transformer at LIS Kot-II, by opening of top cover, draining out of di electric oil, filtering of oil for removal of slag and heating it to optimum tempera ture to make it moisture free till its dielectric value is reached in appropriate working range toppin it with 85 lites of T-oil .Providing/fitting of single core 25 Sq mm Al cable of length 10m in place of damaged Al conductor linking the Link set and transformer HT input, including p/f of link set in place of damaged link set. The job also includes P/f of new HT and LT bush rod assembly for all three phases including insulators, rubber seals and closing of top cover and making connection on HT and Lt sides. The job includes cost of material and labour charges at the site inclusive of rebate on old parts. The Rebate on old damaged parts/scrap should be quoted in the rebate column provided in BOQ

M/S FASTTRACK ENGINEERS

G S ENGINEERING WORKS