BUG Grider Bridge over Lanka River

Amount

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 back filling in trenches with excavated suitable materials. i) ordinary Soil (upto 3m Depth)

ii) Ordinary Rock (not required Blasting) upto 3m depth

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 P.C.C grade M 10 ( Nominal mix 1:3:6)

Providing weepholes in brick masonry/stone masonry, plain/reinforced concrete abutment, wing wall, return wall with 100 mm dia AC pipe extending through the full width of the structures with slope of 1(V):20(H) towards drawing face complete as per drawing

Providing & laying reinforced cement concrete in open foundation complete as per drawings and technical specification Clauses 802, 803, 1202 and 1203 R.C.C. grade M 25

Supplying, fitting, and placing HYSD bar reinforcement in superstructure complete as per drawing and technical specifications Clauses 1002, 1010 and 1202. (The steel to be used should be from primary producer like TATA/SAIL/ESSER STEEL/ JINDAL/SHYAM STEEL)

Providing and inserting dowels bars of 25 mm dia (TMT) to a depth of 500 mm anchored in the hard rock by grouting with cement slurry, as per specification and making good all complete as directed.

Providing & laying reinforced cement concrete in Substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 and 1204 R.C.C. grade M 25

Supplying, fitting and fixing in position true to line and level cast steel rocker bearing conforming to IRC: 83(Pt.-1) section IX and clause 2003 of MoRTH specifications complete including all accessories as per drawing and Technical Specifications.

Supplying, fitting and fixing in position true to line and level forged steel roller bearing conforming to IRC: 83(Pt.-1) section IX and clause 2003 of MoRTH specifications complete including all accessories as per drawing and Technical Specifications

Providing steel R.S.Js/built-up steel sections including cutting, welding/rivetting, hoisting, fixing in position for composite girders with shear connectors complete with painting as per drawing and technical specifications Clause 1205.6 Steel Section

Providing and laying reinforced cement concrete in superstructure as per drawing and technical specifications Clauses 800, 1205.4 and 1205.5 RCC Grade M30

Providing and laying cement concrete wearing course M 30 grade including reinforcement complete as per drawing and technical specifications Clauses 800 and 1206.3

Providing fitting and fixing mild steel railing complete as per drawing and technical specifications Clause 1208.2

Providing and laying of a strip seal expansion joint catering to maximum horizontal movement upto 70mm, complete as per approved drawing and standerd specifications to be installed by the manufacturer,s instructions for installation.

Drainage spouts complete as per drawing and technical specification clause 1209.

P.C.C. M 15 ordinary grade (1:2.5:5) levelling course below approach slab complete as per drawing and technical specifications Clauses 800 and 1211 (i) Nominal mix (1:2.5:5)

Reinforced Cement Concrete M 25 grade approach slab including reinforcement and formwork complete as per drawing and technical specifications Clauses 800 and 1211

Providing and laying of boulder apron laid in wire crates with 4 mm dia GI wire conforming to IS:280 and IS:4826 in 100 mm x 100 mm mesh (woven diagonally) including 10 per cent extra for laps and joints laid with stone boulders weighing not less than 25 kg each as per drawing and technical specifications Clause 1301

Providing and laying pitching on slopes laid over prepared filter media as per drawing and technical specifications Clause 1302 I) Stone/Boulder

Providing and laying filter material underneath pitching in slopes complete as per drawing and technical specifications Clause 1302

Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification Clause 1204.3.8 Granular material

Routine Maintenance

First Year

Second Year

Third Year

Fourth Year

Fifth Year

Add GST @ 18%

Ms North East Engineering Construction Agency (BID ID -595824)