A construction crane holding a rectangular sign with a plus sign and horizontal lines.

Construction Crane Holding Sign

A bus stop road sign on a free-standing pole.

Bus Stop Sign 

A horizontal road construction sign with arrows.

A thin, long horizontal sign with subway stops or abstract shapes.

A round bus stop sign with an image of a bus on it. 

A policeman in uniform holding up a stop sign.

Rectangular horizontal exit sign with an arrow.

A horizontal bar with a plus sign inside a circle.