The definition of booby trap requires it to be harmful to anyone who interacts with it, even innocently. Since it was only harmful to someone intending to knock it over by driving into it or who loses control of their vehicle, you need to determine intent to harm.
The definition of booby trap requires it to be harmful to anyone who interacts with it, even innocently. Since it was only harmful to someone intending to knock it over by driving into it or who loses control of their vehicle, you need to determine intent to harm.