A sign shows how a roundabout is supposed to work. This one, on La Loma Boulevard, is a single-lane.
A sign shows how a roundabout is supposed to work. This one, on La Loma Boulevard, is a single-lane. Modesto Bee file
A sign shows how a roundabout is supposed to work. This one, on La Loma Boulevard, is a single-lane. Modesto Bee file

Mark Spencer: Good and bad about roundabouts

May 26, 2014 4:38 PM