Repair work of old Major Bridge near Kinjer Bazar on punpun river in Km 19th of NH-33 (Old NH-110) for the year 2026-27.

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. By Manual Means for Prestressed / Reinforced Cement Concrete Grade M-20 & above

Providing and laying of a strip seal expansion joint catering to maximum horizontal movement upto 70 mm, complete as per approved drawings and standard specifications to be installed by the manufacturer/supplier or their authorised representative ensuring compliance to the manufacturer's instructions for installation.

Furnishing and Placing Reinforced/ Prestressed cement concrete in super-structure as per drawing and Technical Specification RCC Grade M35 for Solid Slab super Structure , up to height 5 m using batching plant, Transit Mixer and Concrete Pump

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.

Drainage Spouts complete as per drawing and Technical specification

Providing and applying 2 coats of water based cement paint to unplastered concrete surface after cleaning the surface of dirt, dust, oil, grease, efflorescence and applying paint @ of 1 litre for 2 sqm.

Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications. PCC Grade M25, (Using Bathing Plant ,Transit Mixer & Manual Placing)

Providing and erecting a "W" metal beam crash barrier comprising of 3 mm thick corrugated sheet metal beam rail, 70 cm above road/ground level, fixed on ISMC series channel vertical post, 150 x 75 x 5 mm spaced 2 m centre to centre, 1.8 m high with 1.1 m below Road /Ground level, all steel parts and fitments to be galvanised by hot dip process, all fittings to conform to IS:1367 and IS:1364, metal beam rail to be fixed on the vertical post with a spacer of channel section 150 x 75 x 5 mm, 330 mm long complete as per clause 811

Patching of damaged concrete surface with polymer concrete and curing compounds, initiator and promoter,available in present formulations, to be applied as per instructions of manufacturer and as approved by Engineer.

Direction and Place Identification Signs upto 0.9 sqm Size Board.(Providing and erecting direction and place identification retro-reflectorised sign as per IRC:67 made of high intensity grade sheeting vide clause 801.3, fixed over aluminium sheeting, 2 mm thick or Aluminium composite material sheet with overall thickness of 4 mm with area not exceeding 0.9 sqm fixed over back support frame of min 35 x 35 x 3 mm Angle mounted on a mild steel circular pipe 65 NB, firmly fixed to the ground by means of properly designed foundation with M25 grade cement concrete 45 x 45 x 60 cm, 60 cm below ground level as per approved drawing).The retro reflective sheeting shall be tested for a certificate of having the sheeting tested for coefficient of retro reflection, daytime colour and luminance, shrinkage, flexibility, linear removal, adhesion, impact resistance, specular gloss and fungus resistance, 3 years outdoor weathering and its having passed these tests shall be obtained from International/Goverment Laboratory/Institute by the manufacturer of the sheeting and in case the certificate is obtained from international condition, it should also be obtained from indian condition within 3 years of launching of product by the manufacture in abroad.Alternatively, a certificate conforming to ASTM specification (D4956-09) on artificial accelerated weathering requirements from a reputed laboratory in India can be accepted provisionally.In such a situation, the Employer/Client, if so desires could seek for a performance guarantee which would released after receipt a certificate meeting the requirement of three years outdoor weathering of the sheeting as per IRC 67:2012 & proof of the same report shall be uploaded while quoting tendor. 7 years warranty shall be provided for retro reflection sheeting Type-IV & 10 years warranty shall be provided for retro reflective sheeting Type-XI as per Clause 6.9 of IRC 67:2012. At the end of warranty period, the sheeting shall retain atleast 80% of its retro reflectance. When totally wet, he sheeting shall show not less than 90% of the value of the desired retro reflectance.