NAVIGATIONAL AIDS

OBSTRUCTIONS (AOC SURVEYS)

(VALUES ARE IN FEET)
ITEM	HORZ	VERTICAL		AGL
ITEM	HORZ	ORTHO	ELLIP	AGL
NON MAN-MADE OBJECTS, AND MAN-MADE OBJECTS LESS THAN 200 FT. AGL, THAT PENETRATE THE FOLLOWING OBSTRUCTION IDENTIFICATION SURFACE:
A PRIMARY SURFACE	20.00	3.00	3.00	N/A
THOSE AREAS OF AN APPROACH SURFACE WITHIN 10,200 FEET OF THE RUNWAY END	20.00	3.00	3.00	N/A
THOSE AREAS OF A PRIMARY TRANSITION SURFACE WITHIN 500 FEET OF THE PRIMARY SURFACE	20.00	3.00	3.00	N/A
THOSE AREAS OF AN APPROACH TRANSITION SURFACE THAT ARE WITHIN 500 FEET OF THE APPROACH SURFACE AND ALSO WITHIN 2,766 FEET OF THE RUNWAY END	20.00	3.00	3.00	N/A
THOSE AREAS OF A PRIMARY TRANSITION SURFACE FURTHER THAN 500 FEET FROM THE PRIMARY SURFACE	50.00	20.00	20.00	N/A
THOSE AREAS OF AN APPROACH TRANSITION SURFACE FURTHER THAN 500 FEET FROM AN APPROACH SURFACE AND ALSO WITHIN 10,200 FEET OF THE RUNWAY END	50.00	20.00	20.00	N/A
THE HORIZONTAL SURFACE	50.00	20.00	20.00	N/A
THOSE AREAS OF AN APPROACH SURFACE FURTHER THAN 10,200 FEET FROM THE RUNWAY END	100.00	50.00	50.00	N/A
THOSE AREAS OF AN APPROACH TRANSITION SURFACE FURTHER THAN 10,200 FEET FROM THE RUNWAY END	100.00	50.00	50.00	N/A
THE CONICAL SURFACE	100.00	50.00	50.00	N/A

OBSTRUCTIONS (AOC SURVEYS)

(VALUES ARE IN FEET)
ITEM	HORZ	VERTICAL		AGL
ITEM	HORZ	ORTHO	ELLIP	AGL
MAN-MADE OBJECTS EQUAL TO OR GREATER THAN 200 FEET AGL THAT PENETRATE THE FOLLOWING OBSTRUCTION IDENTIFICATION SURFACE:
A PRIMARY SURFACE	20.00	3.00	3.00	10.00
THOSE AREAS OF AN APPROACH OR APPROACH SURFACE WITHIN 10,200 FEET OF THE RUNWAY END	20.00	3.00	3.00	10.00
THE PRIMARY TRANSITION SURFACE	20.00	3.00	3.00	10.00
AN APPROACH OR APPROACH TRANSITION SURFACE FURTHER THAN 10,200 FEET FROM THE RUNWAY END	50.00	3.00	3.00	10.00
THE HORIZONTAL SURFACE	50.00	3.00	3.00	10.00
THE CONICAL SURFACE	50.00	3.00	3.00	10.00

ACCURACIES ARE RELATIVE TO THE NEAREST PACS, SACS, OR HRP

DISTANCES RELATIVE TO THE THRESHOLD OR RUNWAY END ARE MEASURED ALONG THE RUNWAY CENTERLINE OR CENTERLINE EXTENDED TO THE ABEAM POINT.