Rejuvenation/ Augmentation of water distribution line in MC area Solan, H.P.

Amount

Excavation in drains and channel etc in earth work in all kinds of soil such as kankar, moorum shingles conglomerate saturated soil and decomposed soft and hard rock including dressing of sides and beds, disposing of excavated soil not more thean clear from the edge of excavation and then returning the stacked soil in 15 cm layers including consolidating each deposited layers by ramming watering etc. and disposing of surplus excavated soil as per the direction of Engineer-in-charge within all leads and lifts.

Providing, laying, jointing, testing & commissioning in trenches of bevelled ended Galvanized Steel Pipe / flanged/butt welded pipes including cost of flanged bends of all degrees conforming to IS/ISO:3183-2007 latest with upto date amendements with steel grade L-290 or X-42 grade having wall thickness as specified below and capable of withstanding required test pressure in random length of 4 to 7 meters, including specials, short pieces, bends, reducers, tees etc. made from parent tube.The M.S. flanges are to be provided 1% of total joints and remaining 99% joints with butt welded joints as detailed below. The MS flanges shall confirm to BIS 6392-1971 (with latest up to date amendments) duly welded in three layers (one inner and two outer) with pipes at both ends as per relevant BIS standards along with nuts and bolts of required sizes confirming to BIS 1364 (with upto date ammendments). 3mm thick compressed asbestos fiber/ synthetic rubber gaskets confirming to relevant BIS standards. The laying of pipe shall include all operation such as cutting, welding, jointing, providing & fixing of MS flanges, fabrication of bends, tees, valves etc. including lowering and laying in excavated trenches to ensure required level including flushing, cleaning and hydraulic testing complete in all respects to the satisfaction of the Engineer in charge. The fabricated bends shall have three or four cuts having its radius not less than five times the dia of pipe. The pipes shall be factory galvanized (zinc coating both inside and outside) as per IS:4736 -1986 (with upto date ammendments) with mass of zinc coating not less than 360 gm/m2. The welding electrodes shall be as per IS 814:2004 of Advani Oerlikon/ L&T or ISI marked make. Negative tolerance in thickness and mass/ weight will not be accepted. The rates also includes entire carriage of material, flushing, cleaning & hydraulic testing complete to the best satisfaction & direction of Engineer in charge with in all leads and lifts. (Earth work in trenches, shall be measured and paid for separately). However cost of flanged joints shall be included & shall not be paid extra i/c all leads and lifts complete in all respect as per direction of the Engineer-in-charge.

300mm Steel Pipe X-42 grade from RD 0 to 900m of wall thickness 4.8mm

Providing welding and fixing of M.S. plate/ flange for flanged joints @ 1% of total joints, conforming to following tables as per IS 6392-1971 (Latest with up to date amendments) and welding of MS flanges with GMS/GMSERW pipes in four layers i.e two layer on outer faces and two layer on inner faces to make the joint leak proof (The cost of proving and laying of GMSERW pipes and butt welded joints to be measured and paid for separtely). The welding of flanges should conform to IS 816-1969 with electrodes as per IS: 814-1991 and required number of nuts and bolts conforming to IS 1364, the thicthness of gasket not less than 3.00 mm conforming to IS 2712-1998. The work shall be done as per entire satisfaction of Engineer in charge with in all leads and lifts.

MS flanges 300mm from RD 0 to 300m Flange Table-5

MS flanges 300mm from RD 300 to 900m Flange Table-11

Providing and fixing double-flanged cast steel reflux valve of following dia of Kirloskar/Leader make conforming to BS:1868 of various Class including companion sheet gasket 3 mm thick with MS flanges of table-34,28 and 17 as per IS 6392-1971 i/c welding of M.S. flanges in two layers on both faces to make the joint leak proof and capable of withstanding of nominal seat pressure of 104.00/52.00/21.00 Kg/cm2 with up to date amendments i/c carriage in all leads & lifts & complete in all respect as per direction and to the entire satisfaction of Engineer-in-Charge.

Main Stage 300 mm dia ASA-150 Flange Table 11

Providing and fixing double flanged sluice valve of following dia of Kirloskar/Leader make conforming to BS:1868 of various Class including campanion sheet gasket 3 mm thick with MS flanges of table-17 as per IS 6392-1971 i/c welding of M.S. flanges in two layers on both faces to make the joint leak proof and capable of with standing of nominal seat pressure of 104.00/52.00/21.00 Kg/cm2 with upto date amendments i/c carriage in all leads & lifts & complete in all respect a as per direction and to the entire satisfaction of Engineer-in-Charge.

Main Stage 300 mm dia ASA-150 Flange Table 11

Providing and fixing double flanged Cast steel air release valve of following dia of Leader/Kirloskar make conforming to IS: 14845/2000 with up to date amendment as per Class ASA -150 to withstand in normal seat pressure of 21.00 Kg/cm2 including champion sheet gasket 3 mm thick, including carriage in all leads and lifts as per direction and to the entire satisfaction of Engineer-in-Charge.

80 mm dia class 150

Dismantling interlocking paver block in road, drains, etc. including stacking of surviceable material and disposal of unserviceable material within 20 metre lead including carriage in all leads and lifts as per direction and to the entire satisfaction of Engineer-in-Charge.

Relaying of 60mm thick factory made cement concrete interlocking paver block of M -30 grade made by block making machine with strong vibratory compaction, of approved size, design & shape, laid in required colour and pattern over and including 125mm thick compacted bed of coarse sand, filling the joints with line sand etc. all complete as per the direction of Engineer-in-charge. (60% of Total path )

Providing and laying 60mm thick factory made cement concrete interlocking paver block of M -30 grade made by block making machine with strong vibratory compaction, of approved size, design & shape, laid in required colour and pattern over and including 125mm thick compacted bed of coarse sand, filling the joints with line sand etc. all complete as per the direction of Engineer-in-charge(40% of Total path ).

Surjeet Singh Thakur (BID ID -516850)