EMB ERJ 145 ER/LR
Situational Awareness; Training / Qualification; Workload
Aircraft Equipment Problem Critical
Flight Crew Landed in Emergency Condition; Flight Crew Returned To Departure Airport; General Declared Emergency
Aircraft
Normal takeoff; pilot flying announced abnormal vibration. Vibration grew in severity as speed increased maintained airspeed below maneuvering and started air return procedures. On descent vibrations continued and lead to emergency declaration; normal landing.
An EMB-145 developed a severe vibration after takeoff so the crew declared an emergency and returned to land.