tender for annual plan-paraligp 2024-25 drinage from mannath to thenur padam-84/25-general civil work - drainage construction 2 11.1.1.1:excavation for structuresearthwork in excavation for structures as per drawing and technical specifications clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto a lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitable material.i. ordinary soil(i) upto 3 m depth 3 11.4.1.1:providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications clause 802, 803, 1202 & 1203i. p.c.c grade m 10(i) nominal mix 1:3:6 4 12.5.3:plain/reinforced cement concrete in substructure complete as per drawings and technical specification clauses 802, 804, 805, 806, 807, 1202 ans 1204 for height upto 5 miii. r.c.c grade m 20 5 12.7:supplying, fitting and placing tmt bar reinforcement (fe 415) in substructure complete as per drawings and technical specification clauses 1002, 1005, 1010 & 1202