Litter? Sure. Dangerous litter? Every few hundred meters? No. Not sure where you're driving, but no, that's not in general the way US highways are. I mean

Litter? Sure. Dangerous litter? Every few hundred meters? No. Not sure where you're driving, but no, that's not in general the way US highways are. I mean, I have seen some dangerous things. Not at the rate you describe, though. Not even close.