Public Works Department Tender

Construction of Parapet with Cement plum masonary with 40% plum and 60% 1:3:6 cement concrete as per drawing & technical specification.

Road Delineators / Vertical Guide Posts: Providing and fixing of Standard Metal Delineator consisting of minimum retro reflective unit exposed area of 330 sqcm, full cube orner micro prismatic nonmetallic 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 icron. The posts shall have ellipsoidal or circular design with the height of the pole shall 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) lying between 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 vandalproof. Including all test report and warranties as per RC 67 and IRC 79.

Retro-reflectorised Traffic Signs Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3 fixed over aluminium sheeting, 1.5 mm thick 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 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801

900 mm equilateral triangle

600 mm circular

800 mm x 600 mm rectangular

600 mm x 450mm

900 mm side octagon

Road Studs / Cat Eye: Providing and fixing of single mould twin shank reflective road studs of ‘category A’ Raised pavement markers made out of poly arbonate/ABS moulded body 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 shall be as given in the detailed specifications and the product shall conform to ASTM D4280. The raised pavement marker shall also meet all the testing conditions of ASTM D4280 and fixed to the road surface using the adhesive ecommended by the manufacturer. Two cylindrical Polymer Shanks of not less than 20 mm diameter and not less than 30 mm length shall be molded in the RPM body. The reflective raised pavement markers shall also confirm to the MORTH circular No RW / NH. 33023/10/ 97-DO.III and the length ,height and width of the body shall not be less than 100 mm, 15 mm and 90 mm and base of marker shall be flat within 1.3 mm and outermost faces of configuration of marker shall not deviate more than 1.3 mm from a flat surface. The marker shall support a load of 13635 Kg tested in accordance with ASTM 4280. The marker shall withstand flexural strength of 909 kgf force in accordance with ASTM D4280. Marker lenses shall be moulded of Polycarbonate or methyl methecrylate conforming to ASTM D788. The area of each retro reflectory surface shall not be less than 13.0 sq.cm. The slope or retro – reflectory surface shall be 35 + 5 degree to base. Each reflector shall have a CIL not less than values specified in table 1 of MORTH Section 800 page no. 353 and should accompany two year warranty for satisfactory field performance from the

Providing and laying of hot applied thermoplastic compound of ISI Mark Approved Quality of 2.5 mm thick including reflectorising glass beads @ 250 gms per sqm area, as per RC:35 .The finished surface to be level, uniform and free from streaks and holes.

Median Markers: Supply and fixing of Median markers made of tough high impact resistance njection 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 colour Type XI retroreflective sheeting (with a warranty of 10 years by the original sheeting anufacturer) fixed on both sides with size not less than 85 mm X 85 mm fixed with epoxy adhesive and routing to the surface complete in all respect as per IRC accreditation and the direction of Engineer in Charge.

Supply of rubber filled plastic modular tera speed reducer with 2.00 no reflective lenses and installation size 250x350x50 mm of size.

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)