Details: excavation by manually or mechanically up to following depths below g.i. for laying sewer line, in ordinary soil (earth, sand, loam & clay) including cutting of joints pits ramming dressing, leveling 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.r.)(a) 350 mm (i) 0.00-1.50 supply of gsb closed graded for grade-1 including spreading compacting the same gsb specification including spreading in unifrom thicknes, hand packing, rolling with three wheel 80-100 kn static roller in stages to proper grade and camber, applying and bromming stone screening/binding materials to fill up the interestices of coarse aggregate, watering and compactiong to the required density. (all quantity taken in loose) concrete with 4 cm. gauge stone ballas
Sector: Urban Authority