Strange, squiggly traffic lines appear in this state, leaving drivers unsure of what to do. There has been scepticism surrounding this whole idea.

Also known as tar snakes, these are often seen as one or more black, squiggly lines that can pop up everywhere from roads and parking lots to residential driveways. Tar snakes are made with an ...

They range from the township’s squiggle lines to curb extensions to gently curved streets that slow, or calm, traffic. Levittown’s street grid, for example, is one big chicane, with its curved ...