Restoration of rain damage LWSS Nagar in GP Challahal, Tehsil-Sunni Distt. Shimla

Description

For rising man

Excavation in foundation & trenches etc.in earth work for pipes up to all depths in all classification of earthwork such as pick work, jumper work, saturated soil including bailing or pumping out water, blasting soft/hard rock or chiseling soft / hard rock where blasting is prohibited in all lifts including jungle clearance wherever required, trimming & dressing of sides, leveling of beds to correct grade including shoring/struting, planking, timbering & dewatering wherever required stacking the useable/unuseable material/soil seperately & after laying, jointing & testing of pipes, returning the useable soil in trenches in 15 cm layers including consolidating of such deposited layer by ramming & watering & then disposing of all surplus excavated soil/unuseable material as directed with in all leads & lifts including restoration of un-metalled surfaces to its original condition & including cost of diversion for traffic, night signals, fixing caution boards, crossing over trenches for access to houses, fencing etc. complete in all respects with-in all leads & lifts as per directions of the Engineer Incharge (0.60+ 0.50)/2x0.60X350= 115.50 cum. Excavation do Only 10 % at site = 11.55 Cum

Providing, laying, testing & commissioning at site in trenches bevelled ended BIS marked API confirming to ISO-3183-2007 relevent codes & specification its equivalent latest with up to date ammendments of following dia with steel grade API-X-42 having wall thickness & per Rmt weight as mentioned below & capable of withstanding required test pressure as prescribed in BIS code, in random lengths of 5.5 to 6.5 mtr. The pipe's ends shall be bevelled suitable for butt welding, including the cost of jointing with butt welding confirming to IS 816-1969 or latest as applicable ends with up to date ammendments (leak proof) in three layers at site of work with welding rods of standard make & all allied accessories whatever required for welding at site, tail pieces, tees, bends & other specials manufactured from parent pipes as applicable to the particular reach & of approved specification as per site conditions. and cutting of pipes wherever required as per site requirement i/c carriage in all leads & lifts and as directed by Engineer-Incharge. The pipe shall have's zinc coating inside & outside confirming to IS-4736-1986 or latest with up to date ammendments & shall be engraved with API X-42 . The laying shall confirm to BIS 5822-1970 or latest with up to date ammendments to the entire satisfaction of Engineer-Incharge (Earth work & cost of MS flanges after 100 meter length shall be measured & paid for seperately).

RD length Nominal dia class of pipe Table wall thick ness

from to

0 350 350 50mm API -X 42 4.80

Providing , Welding and Fixing of M.S. Flanges ISI marked conforming to IS : 6392-1971 capable of with standing the test pressure of 1.60 N/mm2 welded on both sides with the pipe complete with nut & 3 mm thcik ferrado gasket . The welding is conforming to IS : 3183-1986. including hydraulic testing at site and painting with anticorreshive pasint in side and outside confirming to relevant specfication . the work shell be done including all leads and lifts as per entire satisfaction of Engineer - in - Charge.

0 350 350 50mm API -X 42 28 4.80

for pipe line

Excavation in foundations, trenches etc. in earth work, lift up to 1.50 mtrs. stacking the excavated soil not more than 3 mtrs. clear from the as of excavation and then returning the excavated soil in 15 cm. layers when required into plinths sides of foundations etc., consolidating each deposited layer by ramming and watering and then disposing of all surplus excavated soil as directed within a lead of 20 mtrs.

Providing,laying and jointing in trenches, GMS Tubes (Light Grade),Tube fittings (earth work in trenches to be measure and paid for seperately).

25 mm dia

Pro. And Fix. Brass full way wheel valve with wheel.

15mm dai

20mm dia

25mm dia

32mm dia

40mm dia

Making connection of galvanised steel distribution branch with galvanised mild steel main 20mm to 40mm nominal bore by providing and fixing tee including cutting and threading the pipes complete.

Providing and fixing cast steel Double flanged automated/self actuated Reflux valve ASA 300 for Rising main including all leada and lifts and as per entire satisfaction of Engineer-in-charge. 50 mm dia.

Providing & fixing of Kirloskar/Leader/KSB/Pelicon/Fouress make of cast steel double flanged automated/self actuated Sluice valve having size one sizehigher hten the nominal delivery size of pump and capable of with standing nominal seat pressure & conforming to API standards with up ro date ammendmentsfor delivery line of pump(including one number for common header ) NOTE :- The sluice valve shell confirm to BIS 780-1984 latest with up to date ammendents how ever,if the seat pressure exceeds the limits prescribe in BIS 780 then the sluice valve shall be of cast steel conforming to class ASA 300 ( Seat Pressure 156 Kg/Cm2 ) as per BS 1414 (API 600) compatible with the automations system, including all leads and lifts as per entire satisfaction of Engineer-in-Charge. 50 mm Dia

Providing and fixing of GI union diameter mentionmed below in all leads and lifts and to the entire satisfaction of the Engineer-in-Charge.

15mm dai

20mm dia

25mm dia

32 mm dia

40mm dia