The Federal Aviation Administration says helicopters will be permanently banned from flying near Washington, D.C.’s airport on the route where an airliner and an Army helicopter collided in midair.

The National Transportation Safety Board issued urgent safety recommendations Tuesday, warning that helicopter flights near the Ronald Reagan Washington National Airport pose serious safety risks and one helicopter route should be closed during airport operations.

Federal investigators looking into the cause of the January collision between a passenger jet and an Army helicopter near Washington, D.C., that killed

The National Transportation Safety Board said the separation between helicopters and jets in the area was insufficient and increased “chances of a midair collision.”

The National Transportation Safety Board is calling for a ban on some helicopter flights near Reagan Airport after an airliner and Army Black Hawk collided in January.

Federal investigators looking for the cause of the January collision between a passenger jet and an Army helicopter near Washington, D.C., that killed 67 people recommended a ban on some helicopter flights Tuesday to improve safety,

There's an "intolerable risk to aviation safety" with helicopters and planes flying too close to one another near DCA.

The NTSB determined the existing separation distance between planes and helicopters at Reagan National Airport is “insufficient" and poses an intolerable risk.