Terrain Obstacle Symbols; Htaws Obstacle Symbols - Garmin GTN 625 Pilot's Manual

17.4

Terrain Obstacle Symbols

Unlighted Obstacle
(Height is less than
1000 ft AGL)
Tower
1000 ft
17.5

HTAWS Obstacle Symbols

250 ft
Figure 17-2 HTAWS Obstacle Altitude Correlation
190-01004-03 Rev. K
Lighted Obstacle
(Height is less
than 1000 ft AGL)
Table 17-8 Obstacle Altitude/Color Correlation
Windmill
Table 17-9 Obstacle Icon Types
Projected Flight Path
100 ft Threshold
Terrain more than 1000 ft below the aircraft altitude (Black)
Figure 17-1 Terrain Altitude/Color Correlation
Obstacle is at or above the aircraft altitude (Red)
Obstacle is between 250 ft and 0 ft
below the aircraft altitude (Yellow)
Obstacle is 250 ft, or more,
below the aircraft altitude (White)
Garmin GTN 625/635/650 Pilot's Guide
Unlighted Obstacle
(Height is greater
than 1000 ft AGL)
Windmill in Group
Threat Location
Unlighted Obstacle
Terrain between 100 ft and 1000 ft below the
aircraft altitude (Yellow)
Lighted Obstacle
(Height is greater than
1000 ft AGL)
Power Line
Terrain above or
within 100 ft
below the aircraft
altitude (Red)
17-5
Foreword
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