Const of box cell culvert at Ch1200 m on the road from Bhadrapalli School to Guptabagan Road, during the year 2025 26 under the jurisdiction of kls SubDivision No.1, PWD RB Unakoti Tripura SH Earthwork, PCC, Protection work, Culvert, etc.

Excavation for Structures A. Without dewatering Earthwork in excavation for structures as per drawing and MoRD technical specifications Clause 305.1 including setting out, construction of shoring & bracing, removal of stumps & other deleterious material and disposal upto a lead of 50 m, dressing of sides & bottom and backfilling in trenches with excavated suitable material.

Filling in foundation trenches as per drawing & MoRD technical specification Clause 305.3.9, 1200. (i) Sand filling

Providing concrete for plain/reinforced concrete in open foundations complete including formwork as per drawings & MoRD technical specifications Clauses 802, 803, 900, 1202 and 1203. (including centering, shuttering, staging etc. but excluding reinforcement). P.C.C grade M 10 (i) Nominal mix 1:3:6

Construction of toe walls for protection of slopes as per Drawing and MoRD technical specifications Clause 1302.5 (including centering, shuttering staging etc. but excluding reinforcement) II. Cement concrete grade M 10 in case of concrete block pitching (i) Nominal mix 1:3:6

Plain/reinforced cement concrete in substructure complete including formwork as per drawings & MoRD technical specification Clauses 802,804,805,806,807,900,1202& 1204. (including centering, shuttering, staging etc. but excluding reinforcement) I. P.C.C grade M 15 (1:2.5:5 Nominal mix)

Providing concrete for plain/reinforced concrete in open foundations complete including formwork as per drawings & MoRD technical specifications Clauses 802, 803, 900, 1202 and 1203. (including centering, shuttering, staging etc. but excluding reinforcement). R.C.C grade M 25

Supplying, fitting & placing Thermo-Mechanically treated bar/ Cold twisted deformed steel bar reinforcement in foundation complete as per drawings & MoRD technical specifications Clauses 1000 & 1202.

Plain/reinforcedcement concrete in substructure complete including formwork as per drawings & MoRD technical specification Clauses 802, 804, 805, 806, 807, 900, 1202 & 1204. (including centering, shuttering, staging etc. but excluding reinforcement) (VI) R.C.C grade M 25 (i) upto 5 m height

Supplying, fitting & placing Thermo-Mechanically treated bar/ Cold twisted deformed steel bar in substructure complete as per drawings & MoRD technical specification Clauses 1002, 1005, 1010 and 1202.

Providing & laying reinforced cement concrete in superstructure as per drawings & MoRD technical pecifications Clauses 800, 900, 1205.4 & 1205.5 (includingcentering, shuttering, stagingetc.but excluding reinforcement). R.C.C grade M 25 i) For height upto 5 m

Supplying, fitting, & placingThermo-Mechanically treated bar/ Cold twisted deformed steel bar reinforcement in super structure complete as per drawing & MoRD technical specifications Clauses 1002, 1010 & 1202.

Providing weep holes in brick masonry/ stone masonry, plain/ reinforced concrete abutment, wing wall, return wall with 100 mm dia AC pipe or uPVC pipe (110 mm OD of 6.0 Kg/cm2 pressure) extending through the full width of the structures with slope of 1(V):20(H) towards drawing face complete as per drawing and MoRT&H technical specification clauses 2706, 2200.

Providing & laying filter media with granular crushed aggregates as per specification toa thickness of not less than 600mm with smaller size towards the soil & bigger size towards the wall & providing over the entire surface behind abutment, wingwall, returnwall to the full height, compacted to firm condition complete as per drawing and MoRD technical specification clause 1204.3.8.