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Flashcards in OBS Deck (4)
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150' NAV:
App. 3 km (1 minute out) announce:

Next TP feature
Next track in clock position and/or degrees (MAG)
Any hazards in turn
Highest obstacle on next leg


150' NAV:
App. 1500 m (30 seconds out) announce:

Lead point/terrain feature to aim for (if possible)
Distance of next leg, types and heights of obstacles on next leg and distances to these obstacles


Approaching an obstacle

Advise pilot of type and height
Call out obstacle NLT 3 km before
Obtain visual contact with the obstacle NLT 1000 m, if unable climb to be 50' above the height of the obstacle


Definition of low level (150') flight

Terrain flight where the aircraft maintains a constant height and A/S