Assessment of the Effectiveness of Different Safety Measures at Tunnel Lay-Bys and Portals to Protect Occupants in Passenger Cars

• Published in: Infrastructures (Basel) Vol. 6; no. 6; p. 81
• Main Authors: Tomasch, Ernst, Heindl, Simon Franz, Gstrein, Gregor, Sinz, Wolfgang, Steffan, Hermann
• Format: Journal Article
• Language: English
• Published: Basel MDPI AG 2021
• Subjects: Acceleration; Concrete; concrete barrier; crash cushion; Crash cushions; Criteria; Data collection; Design; Fatalities; Impact velocity; Injury prevention; Passengers; Prototypes; road restraint system; Roads & highways; run-off-road accident; Safety measures; Traffic accidents & safety; tunnel lay-by; tunnel portal; Vehicles; Austria

Tunnel portals and tunnel lay-bys are hazardous spots for road users. Different infrastructure safety measures are in use, but the protection level is not known. In this study the following safety measures for reducing the injury risk are investigated: angular positioned 4 m and 8 m concrete barrier...