Tamil Nadu Road Development Company Limited Tender

Providing and fixing reflective road studs of 'Category A' Raised pavement markers made out of poly carbonate/ methyl methercrylate/ ABS moulded body confirming to ASTM D 788 and reflective panels with micro prismatic lens capable of providing total internal reflection of the light entering the lens face with retro-reflectance and chromaticity values conforming to ASTM D4280. The reflective raised pavement markers shall also confirm to the MoRTH circular No RW / NH. 33023/10/97- DO.III dt 11.06.97 . The height, width and length shall not be less than 15mm, 90mm and 100 mm and with minimum reflective area of 13 Sq.cm on each side and the slope to the base shall be 35+/5 degree. Each reflector shall have a CIL not less then values specified in table 2 of said MoRT&H circular. The strength of detachment of integrated cylindrical shanks, (of diameter not less than 19+/-2mm and height not less than 30+/-2mm) from the body is to be a minimum value of 500kg f. Fixing will be by drilling holes on the road for the shanks to go inside, without nails and using epoxy resin based adhesive as per manufacturers recommendation and complete as directed by the Engineer. The marker shall support a load of 13635 kg tested in accordance with ASTM D4280 and confirming to IRC 35-2015 guidelines and MORT&H specification 804 etc., complete

Painting old CC Surface with two coats of synthetic enamel paint of approved quality and colour including thorough scraping, clean removal of dirt etc complete complying with standard specifications of clause 800 of MoRTH and as directed by the engineers incharge