NHAI 494-320 RHS-Drain Construction from NH Bypass to Holly cross Church Road in div 20 of Kilikolloor zonal,Kollam Corporation

11.1.1.1:Excavation for Structures Earthwork 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

OD503909/2025-2026:Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications clause 802,803,1202 & 1203 I.P.C.C grade M10 (i) Nominal mix 1:3:6 (for drain bottom layer of drain);, (modification of 11.4.1.1)

12.5.1.1: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 m I. P.C.C grade M 15 (i) Nominal mix (1:2.5:5)

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

11.8:Supplying, fitting and placingTMT bar reinforcement in foundation complete as per drawings and technical specifications Clauses 1000 and 1202

OD503908/2025-2026:Lifting conveying and fixing the newly casted RCC covering slab of any thickness on top of drain in position including all labour charges and miscellaneous expent etc charge