127/MID/AN

Replacement of worn out NRVs of 200mm dia-03 Valves , other allied works of Rising Main/delivery lines at LIS Dabber Potha by way of Extraction of three number installed pumps from the respective pits of the intake sump at LIS Dabber potha of capacity 3 cusecs discharge coupled with 70 HP motor by detaching the coupled pump set from M.S. bends/ delivery pipes by unfastening/removing the old worn out damaged nut-bolts after disconnecting all three phase connections from main switch/starter panel of the motor & also disjointing the cable connections of each lead of submersible pump set from the submersible cable coming from the Panel/starter. Job includes providing & fitting of one number 03 TON capacity Chain pulley block required for lifting the pump set with the help of gantry & manual labour at site and after dismantling the complete pump sets from their respective delivery pipes & placing all the pump sets at suitable places at the top of the Sump tank one by one after dragging with manual labour. job also includes detaching all three numbers M.S bends/delivery pipes fitted with three numbers 200mm dia sluice valves then detaching /unfastening the damaged /worn out 200 mm dia NRV -3 numbers from the respective 200mm dia delivery pipes. Job includes providing, fitting of three NRVs after complete leveling alignment, adjustment of NRVs with the installed delivery pipes/lines with checking the leakage of water by providing & fitting of new flanges in place of damaged flanges of required size & specifications with new nut bolts in place of worn out damaged along with jointing & packing stuff. Job also includes, providing & fitting of worn out /damaged M.S delivery pipe of approx. 8 feet after making bend as per site conditions of required angles complete welding with special Welding electrodes in longitudinal & in periphery layers and then grinding, also complete leveling, adjustment & alignment. Job also includes cleaning the accumulated/deposited silt& mud from the delivery pipes& also from the rising main after dismantling the rising main NRVs and then assembling the same with complete adjustment, alignment after cleaning their parts with replacement of damaged /worn out nut bolts. The job also includes reconditioning & replacement of various damaged/worn out parts of 200 mm dia sluice valves after dismantling & separating its all components such as spindle rod, spindle nut, gate flap, CI gland etc also cleaning parts and then assembling of sluice valves after replacement of nut bolts with P/F of gland packing & packing sheet at joints after checking the leakage of water from three sluice valves. Job includes reinstallation of three delivery pipes/lines with three new NRVs then fitting the same with three sluice valves and then with three M.S. bends and then fitting with motor pumps after manual dragging & then lowering in the respective pits with the help of chain pulley block & gantry. Complete job includes painting of rising main, delivery pipes & other parts with high quality paints, It also includes providing of electrical connections by jointing/fixing & then tightening of all cable connections after insulating the joint of each individual lead with putting the water proof cable compound then insulating with patch roll & then tapping for preventing the moisture to avoid any short circuiting then testing NRVs. Job includes cost of NRVs. Job also includes the cost of material, transportation charges, labour charges for skilled and semi-skilled workers for execution of job/handling the components with hire charges for deployment of tools and tackles at site. Complete Job

M.S J K HYDRAULIC ENGGG AND FABRICATOR WORKS

G S ENGINEERING WORKS