The NRA has an entire manual for building ranges. The info comes in a binder and the cost is about $50.00. The book should have a lot of info on noise abatement issues as it is a hot topic.
Heres the link. You do not have to be a NRA member to get this information.
http://www.nrahq.org/shootingrange/sourcebook.asp
:crazy: Capt. R.D. Scalzo - Retired
Secaucus PD
Secaucus, NJ
Heres the link. You do not have to be a NRA member to get this information.
http://www.nrahq.org/shootingrange/sourcebook.asp
:crazy: Capt. R.D. Scalzo - Retired
Secaucus PD
Secaucus, NJ