Restoration of rain damages to LWSS Tourkhola and Multi villages rural piped water supply scheme in Tehsil Dharampur Distt. Mandi HP

Amount

Cutting in earth work and disposal of excavated earth upto a lead of 20 mtrs in chiselling/wedging out of rock where blasting is prohibited (soft rock) as per direction and to the entire satisfaction of Engineer-in-Charge.

Providing, laying, jointing and testing in trenches of MSERW pipe bevelled edge flanged/Butt welded pipe conforming to IS/ISO:3183-2007, Grade L-210 or A or its equivalent specifications latest with up to date amendments of following dia in item as per dimensions, weight and test pressure mentioned there in code (mill tolerances to be restricted within 3%) in random lengths of 6 to 7 mtrs including the cost of fabrication of bends by butt welding from parent tube as required at site. Only 5% joints shall be flanged joint and remaining shall be butt welded joints and welding of pipe will be down as per IS:816-1969 with electrodes as per IS:814-1991 of make Adwani/Orelon (Adore)/ESAB. The laying & jointing of pipe should confirm to IS:5822-1994 (earth work in trenches, flanged joint and butt welded joints to be measured and paid for separatly) The pipes and specials shall have coating with galvanised as per BIS 4736, the galvanisation is done by the manufacturing firm itself in factory complete in all respect as per direction and to the entire satisfaction of Engineer-in-Charge.

MSERW pipe 300 mm dia wall thickness 4.8mm

Providing circumferencial Butt welded joints by electrical arc welding to following dia API/GMS/MSERW Pipes welded in requisite number of weld runs including thread cutting so as to achieve the minimum effective throat thickness of weld conforming to IS 816-1969 specifications, by using welding electrodes of 2.5mm to 6.3mm of Advani Oerlikon (Adore)- CITOJET/ESAB make, conforming to IS 814-1991, at site of work complete in all respects, including manual/mechanical handling of pipes in all leads and lifts to the entire satisfaction of Engineer-in-Charge.

300 mm dia.

250 mm dia.

200 mm dia.

Providing and fixing double flanged cast steel non return valve of following dia of Kirloskar/Leader make to conforming to BS:1868 / API-600 class ASA-150 including M.S. flanges table-17 as per IS 6392-1971 including welding of flanges and capable of with standing of nominal seat pressure 21.00Kg/cm² with upto date amendments including carriage within all leads and lifts as per direction and to the entire satisfaction of Engineer-in-Charge.

200 mm Dia

Providing and fixing double flanged Cast Iron sluice valve of following dia of Kirloskar/Leader make conforming to IS:14846/2000 with up to date amendment as per Class PN-1.60 to withstand in normal seat pressure of 16.32 Kg/cm² including welding with M.S. Flanges table-28 as per IS 6392-1971 including carriage in all leads and lifts as per direction and to the entire satisfaction of Engineer-in-Charge.

250 mm Dia

200 mm Dia

65 mm Dia

Kuldeep kumar sharma

ASHISH KUMAR