RRD in Gravity Water Supply Scheme Jagatkhana in Tehell Sh. Naina Devi Distt. Bilaspur HP (SH. Repair of pipe line distribution system replace, Dismentalled and relying of GMS pipe various dia with new pipe line and butt welding of G/main line includ

Excavation in foundation and trenches etc. (in pipes and pits) in all kinds of soils such as pick work, jumper work, blasting in soft/hard rock, chiselling/wedging out of rock/where blasting prohibited) saturated soil stacking the excavated earth within all leads and lifts clear from the edge of excavation and then returning the stacked soil in 15cm layers when required into plinth sides of foundation etc. consolidating each deposited layer by ramming and watering and then disposing of all surplus excavated earth as directed by the Engineer-in-charge. a) For New/Proposed parallel pipe line. (Pick jumper Work)

Pick work

Laying, jointing (screwed & socketted) & testing of GMS tubes conforming to IS: 1239 - 1979 Part I in trenches complete in all respect (The earth work in trenches to be measured & paid for separately) Light Class

50 mm dia

40 mm dia

32 mm dia

25 mm dia

20 mm dia

Dismentalling of old GMS Pipes from trenches (Earth work in trenches to be measured & paid for seperately.

50 mm dia

40 mm dia

32 mm dia

25 mm dia

20 mm dia

Re-laying of old dismentalled GMS Tubes in trenches ic testing complete in all respect (Earth work in trenches to be measured & paid for separately)

50 mm dia

40 mm dia

32 mm dia

25 mm dia

20 mm dia

Providing Circumferencial Butt Welded joints by electrical arc welding to 65 dia Gi Pipes Medium/Heavy class, welded in requisite number of weld runs so as to achieve the minimum effective throat thickness of weld confurming to 15 816-1969 specifications, specifications, by using welding electrodes of 2.50 mm to 6.30 mm of Advani Oerlikon (Adore)-CITOJET/ESAB make, conforming to 15:814-1991, at site of work complete in all leads and lifts to the entire satisfaction of Engineer in-Charge

50 mm dia

150 mm dia

Providing and fixing wheel valve of superior quality of followoing diameter RC rate

50 mm dia

40 mm dia

32 mm dia

25 mm dia

20 mm dia

Providing and fixing & GI pipe Fittings of superior quality of various dia and to the entire satisfaction of the Engineer-in-Charge.

GI Socket 50 mm dia

GI Socket 40 mm dia

GI Socket 32 mm dia

GI Socket 25 mm dia

GI Socket 20 mm dia

GI Union 50 mm dia

GI Union 40 mm dia

GI Union 32 mm dia

GI Union 25 mm dia

GI Union 20 mm dia