Why isn't the 25 mph speed limit enforced on First Ave.

Avalon - Why isn't the 25 mph speed limit enforced on First Ave. in Avalon? Does an accident need to happen before the law is enforced? First Ave. is used as a speedway to bypass downtown Dune Dr. Try going over 25 mph on Dune Dr. from Avalon to Stone Harbor, and it's likely one will get a ticket.