Specifications include, but are not limited to: A. Speed hump: 1. Bituminous concrete Type C Section 401 2. Permanent striping Section 817 B. Delineator blank 1. 6ʺ x 12ʺ aluminum plate, alloy 6061 T651 or 5052 H32, 1/8ʺ (min) in thickness with 1-1/2ʺ radius corners, punched with two (2) 1/2ʺ holes 2ʺ from top and bottom, treated with a chromate conversion coating meeting ASTM B449. 2. Reflector shall be covered on one side only with Type III High Intensity grade silver retroreflective sheeting or other approved material with greater reflectivity. 3. The breakaway delineator post shall be composed of square steel tubes conforming to the notes and details shown on the Plans. C. Pavement striping shall be alkyd-thermoplastic or an approved permanent pavement marking tape.
