A300
Flight Crew Air Transport Pilot (ATP)
Situational Awareness
ATC Issue All Types; Inflight Event / Encounter Unstabilized Approach; Inflight Event / Encounter CFTT / CFIT
Flight Crew Took Evasive Action
Environment - Non Weather Related; Human Factors; Procedure
On descent into GEG; short vector to final Runway 21; received a 'caution terrain' advisory. Captain minimized descent rate; advisory went away; continued the approach; uneventful. We briefed the surrounding terrain and high descent might cause a GPWS. We briefed to minimize our descent; ATC short vectors; resulting in slightly high approach angle primary cause.
A300 First Officer reported receiving a 'caution terrain' EGPWS advisory on approach to GEG; high closure rate to terrain the likely cause.