National Highways Authority Of India Tender

Cast in Situ Concrete Crash Barrier including Excavation, PCC, Casting, HYSD & Dowel Bar, Providing & Fixing of FMM and Painting as per attached drwaing No 01: (i) Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material as per clause 304 of MORT&H specifications. (ii) Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical 1500, 1700 and 2000 of MORT&H Specifications. (PCC M15). (iii) Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical 1500, 1700 and 2000 of MORT&H Specifications (RCC M30). (iv) Supplying, Fitting and Placing un-coated HYSD bar Reinforcement Fe-550d in Foundation complete as per Drawing and Technical Specifications MORT&H clause 1600. (v) Providing and applying 2 coats of water based cement paint with primer to unplastered concrete surfaceafter cleaning the surface of dirt, dust, oil,grease, efflorescence and applying paint @1 litre per 2 sqm. (vi) and also including Providing & Fixing of Flexible Median Markers (on the top surface of every meter of RCC Crash Barrier) as per IRC 79:2019 which shall be made of combination of tough, high impact resistant molded thermoplastic body along with floroscent yellowcolour retro-reflective Class C sheeting with minimum exposed reflective area 285 square mm and with rebound property. The reflective sheeting should confirm to Class C Yellow sheeting as perIRC 67-2012 . The flexible median marker shall have overall height of minimum 180 mm, width ofminimum 120 mm, body thickness of minimum 2.0mm and shank depth of minimum 30mm. The retroreflective sheeting shall be on both sides of the Flexible Median Marker and shall be edge protectedwith no exposed edges which will prevent edgelifting, vandalism, sheeting damage, etc. The edgeof sheeting should not come out easily by puttingnails, sharp objects etc. The logo of the manufacturer shall be embossed on either side ofthe body. The product design has to with stand allnatural impacts and should not get damaged if anypedestrian stamp on top of it intentionally orunintentionally. The product should bend up to 90degree on both sides without breakage or damage.The Flexible Median Marker shall be tested from Government/NABL Lab for reboundability and tensile test as per IRC 79 :2019. The work shall be executed as per relevant specifications and codes complete in all respects and as per direction of engineer -in-charge.

Embedding already available precast crash barrier as per drawing no 2. (i) Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material as per clause 304 of MORT&H specifications. (ii) Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical 1500, 1700 and 2000 of MORT&H Specifications. (PCC M15). (iii) and also including Providing & Fixing of Flexible Median Markers (on the top surface of every meter of RCC Crash Barrier) as per IRC 79:2019 which shall be made of combination of tough, high impact resistant molded thermoplastic body along with floroscent yellowcolour retro-reflective Class C sheeting with minimum exposed reflective area 285 square mmand with rebound property. The reflective sheeting should confirm to Class C Yellow sheeting as perIRC 67-2012 . The flexible median marker shall have overall height of minimum 180 mm, width ofminimum 120 mm, body thickness of minimum 2.0mm and shank depth of minimum 30mm. The retroreflective sheeting shall be on both sides of the Flexible Median Marker and shall be edge protectedwith no exposed edges which will prevent edgelifting, vandalism, sheeting damage, etc. The edgeof sheeting should not come out easily by puttingnails, sharp objects etc. The logo of themanufacturer shall be embossed on either side ofthe body. The product design has to with stand allnatural impacts and should not get damaged if anypedestrian stamp on top of it intentionally orunintentionally. The product should bend up to 90degree on both sides without breakage or damage.The Flexible Median Marker shall be tested from Government/NABL Lab for reboundability and tensile test as per IRC 79 :2019 The work shall be executed as per relevant specifications and codes complete in all respects and as per direction of engineer-in-charge.

Road Delineators Providing and fixing of standard Metal Delineator as per IRC 79:2019 consisting of retro reflective area in white colour using Microprismatic retro reflective sheeting on each side conforming with IRC 67-2012 and meeting the coefficient of retro reflection values as per Class C table specification. The delineator shall be painted with only black colour powder coat of minimum 40 microns thickness, on top of retro reflective sheeting only in white colour shall be pasted on both sides. The structure shall have height not less than 800 mm above ground, width not less than 100 mm and shall extend not more than 300 mm below ground while being installed. The delineator shall have grooves across the length to make the reflective sheet vandal proof. The delineator is meant for application on gaps in median, traffic islands, dangerous bends, roundabouts, narrow bridges etc or as desired by site engineer. The product shall be provided with 3 year outdoor warranty report tested in India condition as per IRC 67: 2012 requirement.