Traffic Railing Type T80HT

Classification	Traffic
Description	32-inch-high concrete F-shaped parapet with an elliptical steel or rectangular HSS railing mounted 18 inches above the concrete. Posts are twin steel plates and are spaced a maximum of 8.33 ft. apart.
Approved test criteria and level	Evaluated and approved for MASH TL-5. It is derived from the Type HT railing which was crash-tested in 1984 with an 80,000-lb. semi-truck at 48 mph and at an angle of impact of 15 degrees. The Type HT was approved for TL-5 use after evaluation of results from the 1984 crash testing.
Nominal height	50 inches
Minimum height after maintenance overlays	47 inches
Special notes	Non-standard slab details are required for this railing.