Laying of RCC NP-3 sewer pipe from om medical hall to sunbeam lahartara school loco chittupur in chetganj.

Dismantling of roads for laying of sewer including sorting out and stacking of serviceable materials and disposal of unserviceable materials up to a distance of 50m. Interlocking

Excavation by manually or mechanically up to following depths below G.L. for laying sewer line, in ordinary soil (earth, sand, loam & clay) including cutting of joints pits ramming dressing, levelling by manually or mechanically, refilling of trenches in 20cm layer watering and ramming the same including removal of surplus earth or other dismantled material up to a distance of 50m from the centre of trenches. (Excavation for Manhole is included in manhole item and not to be paid under this item) (A)00.00m-01.50m B.G.L.

(B) 01.51m-03.00m B.G.L

Bailing out or pumping out water / liquid mud during trench excavation. This includes providing necessary fuel, labour T&P etc. required for proper running of well point equipment of required capacity for lowering the water table during excavation and laying of sewers.

Dismantling of old existing sewer, and removal of material by mechanical transport up to a lead of 100m from site of work including all material labour T&P etc complete. (250mm dia s.w.)

Providing and laying Granular bedding with carefully compacted graded hard crusher broken stone of 100% passing through 20mm sieve, 20-50% passing through 10mm sieve and 100% retained on 6mm sieve and Dimensions are as per Approved Drawing for:

Providing and conveying to site RCC pipes with sulphate resistant cement of following class th s/s ends) and diameter as per IS: 458-2003 (Amended up to date) including all taxes (Central and Local) with Rubber gaskets as per (EPDM/SBR) for sewer lines as per IS: 5382-1985 or (Amended up to date), including cost of Rubber gaskets, labour required, transportation, loading, unloading & stacking etc. (excluding cost of laying, jointing, testing and commissioning). The pipe shall be ISI marked. (A) 250 mm dia pipe

(B) 300 mm dia pipe

(C) 350 mm dia pipe

(D) 450 mm dia pipe