IMPROVEMENT TO SEWAGE LINE AND MANHOLE AT CERTAIN LOCATIONS IN CAMP AREA UNDER GE (AF) PALAM DELHI CANTT-10

Excavation in trenches not exceeding 1.50 mtr wide and not exceeding 1.50mtr in depth for foundation, trenches, pipe lines, storm water drains etc including setting out, clearing & grubbing, removal of debris, dewatering if required, strutting, shoring/sheet piling if required, dressing the sides, levelling to grade and ramming the bottom, stacking/disposal of surplus excavated material within a lead of 0.5 KM etc complete for all types of soils including ash, laterite, moorum, weathered rock, decomposed rock, soft rock etc which can be excavated by means of crow bar, pick axe pneumatic rock breaker attachment with poclain/excavator etc but does not require chiselling or blasting etc complete all as specified and as directed.

Description all as per ser item no. 01 above, but trenches of depth exceeding 1.50mtr and not exceeding 3.00 mtr complete all as specified and as directed.

Description all as per ser item no. 01 above, but trenches of depth exceeding 3.00mtr and not exceeding 4.5mtr complete all as specified and as directed. Note for Ser Item No 1 to 3:- Excavation for trenching shall be carried out either manually or mechanically, as directed by the Engineer-in-Charge/GE. The mode of excavation shall be decided based on site conditions and shall be executed only as per the written directions of the Engineer-in-Charge /GE. The Contractor shall not be entitled to any extra payment on account of the mode of excavation adopted.

M&L for concrete bed to drain pipes including pipes under and haunching against the sides of pipes after they are laid and tested in cement concrete (1:4:8) type D-2 (using 40mm graded stone aggregates) for 200mm dia pipe complete all as specified and as directed.

M&L for concrete bed to drain pipes including pipes under and haunching against the sides of pipes after they are laid and tested in cement concrete (1:4:8) type D-2 (using 40mm graded stone aggregates) for 300mm dia pipe complete all as specified and as directed.

M&L for concrete bed to drain pipes including pipes under and haunching against the sides of pipes after they are laid and tested in cement concrete (1:4:8) type D-2 (using 40mm graded stone aggregates) for 450mm dia pipe complete all as specified and as directed.

M&L for reinforced concrete pipes 200mm dia, class NP-3, laid and jointed complete including collars complete all as specified and as directed.

M&L for reinforced concrete pipes 300mm dia, class NP-3, laid and jointed complete including collars complete all as specified and as directed.

M&L for reinforced concrete pipes 450mm dia, class NP-3, laid and jointed complete including collars complete all as specified and as directed.

M&L for PCC (1:4:8) type D2 (using 40mm graded stone aggregate) as in foundation, filling and mass concrete complete all as specified and as directed.