“The barriers are designed to not just stop the car from crossing the median, but also to capture the car to prevent it from bouncing back onto the interstate as well.”
“They cost the same to install, but once you collide with them, they're easier to maintain. All you have to do is restring the high-tension cables, replace the posts and you're done. If it can save a life, it's well worth the money.”
“The goal is to give people as few red lights as possible. Usually that would be one or two, as you're getting to the pattern, it should move you through, you might stop once and then it'll move you right out of the pattern.”