Specifications include, but are not limited to: 2.1 GENERAL A. Provide cable barrier system repair and replacement parts for Trinity Highway Products – CASS System 1. Parts provided restore installed barrier to NCHRP 350 Test Level 3 when installed according to manufacturer’s instructions. 2. Parts provided produced no flying debris capable of vehicle windshield intrusion during full scale testing of product. B. Standard Service: Supply system parts within twenty (20) working days of request. C. Expedited Service: Supply system parts within five (5) working days of request. D. Provide written, internet based, electronic PDF format, or video repair instructions for items supplied upon request. 2.2 MATERIALS A. Wire Rope – Galvanized wire rope ¾ inch 3 x 7, construct according to AASHTO M 30 / ASTM A 741 Type I, Class A coating, with a Modified Breaking Strength Minimum equal to 39,000 lb. 1. Wire rope meets manufacturer’s specifications. Pre-stretch wire rope during manufacturing to exhibit a minimum wire rope modulus of elasticity of 19,000,000 psi according to ISO 12076-202, Wire Rope Modulus of Elasticity with no bedding or pre-stretching of the rope permitted in testing. a. Furnish a separate certification from the wire rope manufacturer stating it meets the cable barrier manufacturer’s requirements if the wire rope is an out-sourced product of the cable barrier system manufacturer. b. Factory swaged fitting ends on each end of typical cable length. 1) Each cable will have a left-handed threaded fitting on one end and a right handed threaded fitting on the other end, both 1 inch in diameter. Fittings supplied are able to accept a closed body style turnbuckle. 2) All fittings and turnbuckles are to be galvanized. B. Hardware and Miscellaneous Items 1. Meet manufacturer’s requirements for all hardware and miscellaneous items as outlined in the manufacturer’s specifications for the cable barrier system. Furnish galvanized hardware when applicable. Items to include but not limited to the following: a. Parts used to separate and hold cable barrier at designed height. b. Use reflectorized post cap(s) or reflectorized spacers when delineation is required directly facing traffic. C. Line post for sleeve socket installation. 1. Size as shown in manufacturer’s specifications. a. Line posts 1) Meet all manufacturers’ specifications. 2) Posts specified in ASTM A 1011 or ASTM A 36. 3) Galvanize according to ASTM A 123, after fabrication. 4) Post is able to hold the wire ropes at the design height. 2. Delineation using AASHTO M 268 Type IX or greater. D. Delineation 1. Sheeting Requirements a. Refer to Section 02890 b. Application 1) Cable Barrier Systems 2) Line Post E. High Tension Cable Gauge 1. Furnish gauge capable of measuring cable tension during installation, maintenance, and repairs.
