Restoration of rain damages of LWSS Nog Chandpur in Tehsil Sadar District Bilaspur (SH Repair of gravity mains rising main of various dia at various points).

Amount

Excavation in foundation and trenches etc. ( for pipe and pits) up to all depths and in all kinds of soils such as pick work, pick jumper work, saturated soil including bailing or pumping out of water, blasting in soft/ hard rock, chiseling/wedging out of rock where blasting is prohibited, in all leads and lifts including trimming and dressing of sides, leveling of beds to correct grade including shoring, strutting, planking timbering and dewatering wherever required, stacking usable and unusable materials/ soils separately and after laying, jointing and testing of pipes, returning the usable soils in 15 cm layers by ramming and watering and then disposing of all surplus excavated soil / unusable materials as directed within all leads and lifts including restoration of un-metalled surfaces to its original condition and including cost of diversion of traffic, night signal boards, fixing caution boards, crossing over trenches for access to houses, fencing etc. complete in all respects within all leads and lifts as per the direction of the Engineer-in-charge

Pick work

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

GI pipe 32 mm dia (L.C)(Node I to J RD 1060 to 1145)

GI pipe 32 mm dia (L.C)(Node K to L RD 1040 to 1130)

GI pipe 32 mm dia (L.C)(Node M to N RD 1010 to 1085)

GI pipe 65 mm dia (L.C)(Node C to D RD 210 to 330)

GI pipe 65 mm dia (L.C)(Node E to F RD 190 to 325)

GI pipe 65 mm dia (L.C)

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

GI pipe 32 mm dia (L.C)

GI pipe 32 mm dia (L.C)

GI pipe 32 mm dia (L.C)

GI pipe 65 mm dia (L.C)

GI pipe 65 mm dia (L.C)

GI pipe 65 mm dia (L.C)

Providing Circumferencial Butt Welded joints by electrical arc welding to various dia GI Pipes medium / heavy class, welded in requisite number of weld runs so as to achieve the minimum effective throat thickness of weld conforming to IS 816-1969 specifications, by using welding electrodes of 2.5 mm to 6.3 mm 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.

GI pipe 65 mm dia (L.C)

GI pipe 65 mm dia (L.C)

GI pipe 65 mm dia (L.C)

GI pipe 65 mm dia (L.C)

Pawan Kumar (BID ID -568032)

Jitender Singh (BID ID -568087)