Move over stationary vehicles — Delaware Permit Test

When you approach a stopped emergency vehicle with flashing lights, Delaware requires you to proceed with caution and yield by changing lanes away from it when possible.

An officer standing at a driver's window on the shoulder is a foot from the passing cars.

a person who drives an approaching vehicle shall: proceed with caution and yield the right-of-way by making appropriate lane changes when possible;

If changing lanes away from a stopped emergency vehicle would be impossible or unsafe, Delaware requires you to proceed with caution and reduce to a safe speed.

A car forced over into a lane full of traffic causes a second crash beside the first.

or proceed with caution and reduce to a safe speed if changing lanes would be impossible or unsafe.

Delaware's move-over law also covers a stopped tow truck showing flashing amber, white, or amber and white lights.

A tow driver hooking up a car on the shoulder works with his back to the traffic.

or upon approaching a stationary tow truck which is giving a signal by displaying alternately flashing amber, white, or amber and white lights,

Delaware's move-over law also covers any stopped vehicle displaying warning signals such as hazard warning lights, road flares, traffic cones or caution signs.

A driver changing a flat beside a car with its hazards on is as exposed as any trooper.

or a stationary vehicle displaying warning signals, including vehicle hazard warning lights, road flares, traffic cones, caution signs, or any non-vehicular warning signs,

You approach a police car stopped on the shoulder with its lights flashing. What should you do if you can?

Change lanes away from it. An officer standing at a driver's window on the shoulder is a foot from the passing cars. Delaware Driver Manual, p.82: “a person who drives an approaching vehicle shall: proceed with caution and yield the right-of-way by making appropriate lane changes when possible;”