Maybe I am reading the regulations wrong but according to my VDGIF book and the VDGIF website, shooting/hunting from or in a roadway is already illegal in every county, city and town in the state. Sounds like these laws need to be enforced.
http://www.dgif.state.va.us/hunting/...ting_With_Dogs
Here it is almost at the end of the page in big bold letters.
Shooting From the Road is Illegal
Shooting at wildlife from a vehicle and/or from or across a public road is illegal. Penalties include: fines, license revocation and confiscation of firearms.