Traffic Railing Type T402
Traffic Railing Type T402
Classification | Traffic |
Description | 24-inch concrete parapet and a steel ellipse or rectangular HSS 18 inches above the concrete. It has twin steel posts spaced a maximum of 10 ft. apart. It features a bolt anchorage system for the steel rail posts that may be drilled and epoxyanchored, allowing slip-forming of the concrete parapet. Its parapet is thicker than that of the C4(S) railing, from which its design is derived. |
Approved test criteria and level | Successfully crash-tested and approved for MASH TL-4. |
Nominal height | 42 inches |
Minimum height after maintenance overlays | 40 inches |

Figure A–8. Type T402 Railing