National Highways Authority Of India Tender

Carrying out proper cleaning, and removing of dust/silt/thrash/plastic/rubbish/garbage/waste from the carriageway, footpaths, verges (excluding the verges of central median) and service roads by mechanical means and from shoulders upto Toe line of the embankment including side slopes manually and disposing of the waste material at a suitable place outside ROW as directed by the Engineer. The job includes cleaning of road studs and delineators also.

Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign as per IRC :67 made of class-C Type XI retro reflective sheeting fixed over 2mm thick aluminium sheeting vide clause 801.3, 3/4mm thick Aluminium composite material sheet depending on the size of the sign fixed over back support frame of min 25 x 25 x 3 mm Angle mounted on a mild steel circular pipe 65 NB, 3.2 mm thickness firmly fixed to the ground by means of properly designed foundation with M25 grade cement concrete 45 cm x 45 cm x 60 cm, 60 cm below ground level as per approved drawing. The sign shall be maintained as per section 12 of IRC 67. The sign shall be maintained as per section 12 of IRC 67.

a) 90 cm equilateral triangle (Cautionary/ Warning

b) 90 cm circular (Mandatory/Regulatory

c) 90 cm high octagon

d) 80 cm x 60 cm rectangular(Facility information Sign)

e) 60 cm x 50 cm rectangular (Chevron Direct Sign)

Road Delineators (Supplying and installation of MS delineators (Road way indicators, hazard markers, object markers), 80-100 cm high above ground level, painted black and white in 15 cm wide strips, fitted with 80 x 100 mm rectangular or 75 mm dia circular reflectorised panels at the top, buried or pressed into the ground and conforming to IRC-79 and the drawings. MS Delineator made of Mild steel with pure polyester powder coating with the minimum thickness of powder coating of not less than 40 micron for protection against corrosion. The surface should be concealed so that there should not be any exposed surface without powder coating. Alternatively, these metal guide poles can be concealed with thermoplastic body. The posts shall have fan ellipsoidal or circular design with the height of the pole shall be 800 to 900 mm above the ground with about 200 to 300 mm base which can be anchored onto ground. Mild steel Guide poles shall conform to Type XI sheeting specifications as per IRC:67 and ASTM D4956 which would ensure to obtain clear visibility of the road alignment during night time.

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