Jack Smith said he spends hours clocking traffic with his radar guns some days. Kyle Clayton photo.

Standing in his driveway on a rainy Saturday, a miniature cigar hanging between his lips while talking on his cell phone about a plumbing problem at his mother’s house, Jack Smith holds his radar gun toward the road and clocks motorists’ speeds as they drive to and from the dump on FAA Road.

“They slowed right down. They…