Improvement of Water Supply...

[11.11.2]12 mm cement plaster finished with a floating coat of neat cement of mix : 2. 1:4 (1 cement: 4 fine sand) [Through Rate]

[14.51.1]Hire charges for Hydraulic excavator/Loader like JCB/Pock lain, Hitachi etc with all accessories having bucket capacity 1. Hire Charges forJCB with bucket capacity of 0.4 cum [Through rate]

[20.10.4]Extra for fixing sluice valves/flap valves socketed or flanged including cartage from stores or nearest Railway Station to site of works 4. 200 mm i/d [Through Rate]

[20.100]Supplying and fixing well threaded M.S. cap for 273.10mm outer dia M.S. pipe as per ISI 226 as amended up to date to the satisfaction of the Engineer-in-charge. [Through Rate]

[20.101]Supplying as per IS 226 as amended up to date deodar wooden box made of 20mm thick wood size 60 cm x 75 cm x 30 cm with lid and locking arrangement etc for preserving the strata samples received from the bore as and when desired by the Engineer-in-charge. [Through Rate]

[20.102]Supplying and fixing 273.10mm M.S. clamp as per IS 226 as amended up to date for supplying the housing pipe supported on two girders not less than ISMB 100mm x 150mm, weight not less than 17.00 kg / m, cross section area not less than 21.67 sq. cm, flange thickness 7.00mm, web thickness 5.40mm, 2.00 m long (each) embedded in suitable foundation as approved by the Engineer-in-charge. [Through Rate]

[20.103.1]Development of tube well according to clause 9.3 of IS: 2800-1991 (Part-I) as amended up to date and specifications attached and as directed by the Engineer-in-charge of the work including the cost of all consumable stores, fuel, oil, compressors, pumps and machinery etc. as required for the work. 1. Compressor 450cfm x 250 psi [Through Rate]

[20.104]Electric logging of tube well. [Through Rate]

[20.105]Providing and fixing centralizer guides (centralizer) fitted to the well assembly except the housing pipe, at bottom and at a spacing of 12 m centre to centre, to keep the assembly in centre of the bore hole as per approved design and specifications with MS threaded socket, confirming to IS : 226 amended up to date. Electric Resistance welded (ERW) M.S. Pipes / ERW Cage type Vee wire wound screen / Stainless steel screen / galvanized screens duly ISI Marked [Through Rate]

[20.106.1]Supply, testing and lowering (ERW) electric resistance welded M.S. pipes with MS threaded socket as per IS 4270 as amended up to date, duly ISI marked for housing pipe in 4 to 7 metres random length into bore well with 88.90mm of threaded ends (8 threads to an inch or 25.40 mm) manufactured out of 8mm thick MS plates with required numbers of MS socket 177.8mm with inside thread to match the pipe threads and made out of MS plate in to borehole in vertical position including cost of all tools and plants, complete in all respects to the satisfaction of Engineer-in-charge, including cost of all cutting, threading of pipe, welding, where required and all sockets. The pipe shall be painted with anti corrosive paint and covered tightly with polythene of following sizes: 1. 200x6.4mm [Through Rate]