Irrigation And Flood Control Department Tender

1.Strengthening of the 500 mm dia. sluice valves at workshop by way of dismantling and separating all components such as spindle rod, spindle nut and gate flap C.I gland etc and then restoration, reconditioning, updating of the worn out components. Also reconditioning of flap and housing seat of valve and then finishing to required size for complete leak proof system and smooth functioning of upward and downward movement of the gate flap. Also strengthening, servicing of hand wheel, gear system. Assembling, fitting checking the operation at workshop. (Qty.- 02 Job)Complete job includes cost of material required, labour charges, carriage charges at workshop.(Unit no 6 and 7). 2.Strengthening /Restoration/Replacement of worn out defective components of 500 mm dia. C.I single door type N.R.V installed at 500 mm dia. Delivery line of 20 cusecs discharge V.T pump no. 1 and 7 Disassembling of top cover bolts of the 500 mm dia. NRV at site and extraction of different components of the NRV. Repair/Strengthening of components of NRV at workshop such as door hinges, bracket spindles, bushes, all types of nuts, bolts, leaded bronze seat rings. Then strengthening/reconditioning of the damaged components by replacement of door hinges, flapper rod and lead bronze seat rings. Strengthening of flapper ribs by welding. Also repairs/reconditioning of the by-pass system for smooth functioning of the NRV. Assembling/fitting and checking operation at site. (Qty.- 02 Job)Complete job of repairing includes hire charges of special tools and welding set required during execution of the job at site etc. 3.Disassembling the 500 mm dia. Dressor couplings at workshop by way of separating all components such as tie rods, nuts and bolts. Repairs and reconditioning, updating the components by providing/fixing of new tie rods, nuts, re-strengthening of the coupling by welding/fixing of additional patches. Also providing and fixing of nitrile rubber extruded profiled seal for ensuring leak proof operation of the assembly. Assembling, fitting at workshop/ at site.(Qty.- 02 Job) Complete job of restoration including cost of material, painting, carriages charges and labour charges involved job also includes the hire charges of special tools required during the operation of the job etc.