They operate individually or in groups up to ten. TT203 bollards are typically spaced on four-foot centers. They are crash rated. The TT203 is a bollard that is 8.63 inches (219 mm) in diameter and 24 ...

The DSC720 1M is Delta's highest crash rated bollard tested with a 15,000 lb vehicle at 50 mph. This bollard will stop and destroy much larger vehicles than those tested at very high velocities.

Experts say those could stop crashes from happening. AUSTIN (KXAN) — A bill to require crash-rated safety bollards at hospitals across the state is one step closer to becoming law after clearing ...

"Crash ratings are specified as S10 (10mph impact), S20 (20mph impact), and S30 (30mph impact)," Reuters reported, noting that the chosen bollard system is rated for only 10 mph, meaning it would ...