“According to the Manual on Uniform Traffic Control Devices, [officials] allow for fluorescent pink only in the case of emergency signs for incident management,” says Nambisan. “Anywhere ...
Air traffic controllers twice alerted the crew of a U.S. Army helicopter to the presence of an inbound American Airlines jet, ...
If you are heading north on Highway 93, you have probably noticed traffic control signs suggesting alternate routes.
In the moments before a Black Hawk helicopter collided with a passenger jet over the Potomac River on Wednesday, air traffic controllers instructed the Army chopper to move away from the jet coming in ...