annual plan-pbp 2025-26 snehanagar ariyattuthazha drainage, athoni gp-drainage-general civil work- 1 drainage 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 od109736/2025-2026:filling with quarry muck filling up low laying and water logged areas with local material or quarry muck, levelling the top at site and consolidation by ramming etc completefor improving the cbr value of subgrade 4 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 5 11.4.2.1:providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications clause 802, 803, 1202 & 1203 ii. p.c.c grade m 15(i) nominal mix (1:2.5:5) 6 11.4.4:providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications clause 802, 803, 1202 & 1203 iv. r.c.c grade m 20 7 11.8:supplying, fitting and placingtmt bar reinforcement in foundation complete as per drawings and technical specifications clauses 1000 and 1202 8 od111163/2025-2026:felling trees of the girth (measured at a height of 1 m above ground level) including cutting of trunks and branches, removing the roots and stacking of serviceable material and disposal of unserviceable material. beyound 30 cm girth up to and including 60 cm girth