Installation of crash barrier at narrow and blind curves and providing, fixing road delineators and reflectors along crash barrier, improvement of 5 intersection points between km. 233.00 to km. 283.00 of NH-707A under road safety annual plan 2021-22

Amount

Type - B, "THRIE" : Metal Beam Crash Barrier(Providing and erecting a "Thrie" metal beam crash barrier comprising of 3 mm thick corrugated sheet metal beam rail, 85 cm above road/ground level, fixed on ISMC series channel vertical post, 150 x 75 x 5 mm spaced 2 m centre to centre, 2 m high with 1.15 m below 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 space of channel section 150 x 75 x 5 mm, 546 mm long complete as per clause 810) including fixing of vertical post below ground level fixing in 0.45 m x 0.45 m x 1.15 m PCC M-15

Supply & Fixing of Guard Rails Reflector shape equlateral trapezium made of 2mm thick galvanized matal casing , 50mm wide with micro presmatic retro reflective sheeting (yellow/red) with enclosure of reflector (theft proof)

Median Markers: Supply and fixing of Median markers made of tough high impact resistance injection moulded thermoplastic body having isosceles trapezoidal shape with dimensions not less than 120 mm X 100 mm X 100 mm and thickness not less than 18 mm. The marker must have fluoroscent yellow colourType XI retroreflective sheeting (with a warranty of 10 years by the original sheeting manufacturer) fixed on both sides with size not less than 85 mm X 85 mm fixed with epoxy adhesive and grouting to the surface complete in all respect as per IRC accreditation and the direction of Engineer inCharge.

Plain cement concrete 1:3:6 mix with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days in base of Parapet (size 2.20 m x 0.60 mx 0.15 m)

Supplying, fitting and placing HYSD bar reinforcement in sub-structure complete as per drawing and technical specifications for railing post of Gadoliya bridge

PCC Grade M15 Plain/Reinforced cement concrete in open foundation complete as per drawing and technical specifications in Parapet (Size 2.00m x 0.50 m x 0.60 m)

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications RCC Grade M25 Using Concrete Mixer for railing post of Gadoliya bridge

White washing of parapet walls of CD work and tree truncks White washing two coats on parapet walls and tree trunks including preparation of surface by cleaning scraping etc. as per technical specifications Clause 1915

Road Delineators Providing and fixing of Standard Metal Delineator consisting of minimum retro reflectiveunit exposed area of 330 sqcm, full cube corner micro prismatic non-metallic retro reflective sheeting on each side conforming with IRC 67 and meeting the coefficient of retro reflection values as per ASTM D 4956 Type XI table specification with pure polyester powder coating with the minimum thickness of powder coating of not less than 40 micron. The posts shall have ellipsoidal or circular design with the height of the poleshall be 800 to 900 mm above the ground with about 200 to 300 anchored with PCC M- 15 onto the ground. The front and back faces of the delineator should be curved with a radius of not more than 200 mm and with delta angle (or central angle of curve) lyingbetween 20o and 30 o, to increase the visibility of the delineator for vehicles moving in continuous curves. The delineator shall have sufficient arrangement to make the reflective sheets vandal-proof. Including all test report and warranties as per IRC 67 and IRC 79.

AFP (Aluminum-backed flexible prismatic sheeting) Hazard Marker: Providing and fixing Aluminum-backed flexible prismatic sheeting consisting of Yellow colored flexible prismatic sheeting with non-metallic prismatic lens as retro reflective elements and conforming to ASTM D 4956-09 Type VI specification values for reboundable sheeting. AFP sheeting shall be of 1ft width and laminated at the back with a 50 micron thick Aluminum (Al) foil with pressure sensitive adhesive and liner. AFP sheeting shall have screen printed arrow/slant line pattern in black color on top & shall not crack when tested for flexibility as per section S2.2.2 of ASTM D 4956-09. The AFP sheeting shall be applied with a neoprene contact adhesive with Polychloroprene as base & the edges of the product shall be sealed all around with a two-part epoxy based structural adhesive and shall be extremely resistant to peel-off & product specification shall confirm to IRC Accreditation.

Direction and Place Identification Signs upto 0.9 sqm Size Board. Providing and erecting direction and place identification sign with corrosion resistant 2mm thick DG Grade Type XI retro- reflective cautionary, mandatory, informatory sign board with 10 year warranty as per IRC:67 made of high intensity sheeting fixed over ACP (Aluminium Composite Panel) 3 mm thick (including framing and bracing with fabrication, plotting of letters on Electro cut film, pasting, riveting, taping and nut, bolts, washers and rivets etc for fixing), with area not exceeding 0.9 sqm supported on a mild steel single angle iron post 75 x 75 x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 45 x 45 x 60 cm, 60 cm below ground level as per approved drawing. (Clause No. 801 of MORTH) Chevron

Providing and Fixing of Regulatory sign board - Providing and fixing of corrosion resistant 2mm thick DG Grade Type XI retro- reflective cautionary, mandatory, informatory sign board with 10 year warranty as per IRC:67 made of high intensity sheeting fixed over ACP (Aluminium Composite Panel) 3 mm thick (including framing and bracing with fabrication, plotting of letters on Electro cut film, pasting, riveting, taping and nut, bolts, washers and rivets etc for fixing), supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 45 cm x 45 cm x 60 cm, 60 cm below ground level as per approved drawing issued in original by retro-reflective sheeting manufacturer having operations in India by their indian subsidary. (Clause No. 801 of MORTH)

900 mm equilateral triangle Left & right hand Curve

600 mm equilateral triangle Cautionary

600 mm Circular Speed limit, Sound horn

800 x 600 mm Rectangle Information (Filling Station, Hospital, Eating Place, Bus Stop)

900mm high Octagon Go Slow/Stop

Kilometre Stone, Reinforced cement concrete M15grade kilometre stone of standard design as per IRC: 8-1980, fixing in position including painting and printing etc

5th kilometre stone (precast)

Hectometer stone (precast)

AR Thermosets Private LImited

M/s Dhingra Brothers (India)

Daya Ram

Ram Babu Singh