La. Stat. tit. 32 § 290
Current with operative changes from the 2024 Third Special Legislative Session
No operator of any truck, tractor, bus, haywagon, or other heavy vehicle shall drive it across any ditch along the highways of this state without first constructing, at his own expense, a bridge over a ditch in such a way as not to in any way retard the drainage.
La. R.S. § 32:290