WB PWRD EE NHXII NIT 01 Sl No 01 of 2026 2027

Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, wood work, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead of 1000 metres (Reference to MORT&H's specification clause 202). By Mechanical Means, Reinforced cement concrete

Epoxy bonding of new concrete to old concrete (crack/spalling shall be sealed with epoxy injection/grouting coating of epoxy resin @ 0.80kg /sqm should be applied)(Reference to MORT&H's specification 2805).

Providing anti-corrosive protective coating to inhibit the corrosion to HYSD reinforcements including two coats of anti-corrosive coatings of consumption as per manufacturer's specification, cleaning etc.complete as per the direction of the Engineer-in-Charge.

Hire and labour charges for staging with sal bullah for super structure of bridge (Major and Minor) including stripping off and removing clearing on completion of work as per design and drawing approved by the Engineer-in-charge.

Supplying, preparing and placement of ready mix non shrink cementious microconcrete having no metalic aggregate or chlorides for repairing and jackting of damaged R.C.C. members. The microconcrete should achieve a compressive strength not less than 10 MPa after 24 hours, 40 Mpa after 7 days and 50 Mpa after 28 days at 300C.It should have unrestrained expansion in between 1 to 4%. Flexural strength shall not be less than 5MPa after 28 days. Micro concrete should have a co-efficient of thermal expansion similar to that of the host concrete.

Construction of RCC railing of M30 Grade in-situ with 20 mm nominal size aggregate, true to line and grade, tolerance of vertical RCC post not to exceed 1 in 500, centre to centre spacing between vertical post not to exceed 2000 mm, leaving adequate space between vertical post for expansion, complete as per approved drawings and technical specifications (Reference to MORT&H's specifications 2703, 1500, 1600 & 1700).

Painting on concrete surface Painting twocoats, after filling the surface & applying a sealing primer, with synthetic enamel paint in all shades on new plastered concrete surfaces as per MORT7H's specification 803.6.2.(Reference to MORT&H's specification 803).

GST @ 18%