The new RNAV approach at Anaktuvuk Pass, Alaska, is largely unusable due to a high Minimum Descent Altitude (MDA) of 4000 feet, primarily caused by terrain constraints during the missed approach ...

Multiple RNAV approaches (e.g., Y and Z) for the same runway cater to different aircraft types, with the Y approach often suited for single-engine pistons and the Z for jets. These approaches can have ...