C-1
Figure C-1. Samples and explanations of standard airport signs.
Airport Signs
Type of Sign Action or Purpose Action or Purpose Type of Sign
4
B
22
4-22A
8-APCHB
ILSC
26-8
J
K
22
MIL
A L G
Taxiway/Runway Hold Position:
Holding position for RWY 4-22 on TWY A.
Runway Approach Hold Position:
Runway approach holding position for
RWY 8 on TWY B.
ILS Critical Area Hold Position:
Holding position for the ILS critical area
on TWY C.
No Entry:
Identifies paved areas where aircraft entry is
prohibited.
Taxiway Location:
Identifies taxiway on which aircraft is located.
Runway Location:
Identifies runway on which aircraft is located.
Runway Distance Remaining:
Provides remaining runway length in 1,000-
foot increments.
Runway/Runway Intersection:
Identifies intersecting runways or
holding position for LAHSO operations.
Runway Exit:
Defines direction and designation of exit
taxiway from runway.
Taxiway Direction:
Defines direction and designation of
intersecting taxiway(s).
Runway Safety Area Boundary:
Identifies exit boundary of runway
safety area.
ILS Critical Area Boundary:
Identifies exit boundary of ILS critical area.
Outbound Destination:
Defines directions to takeoff runway(s).
Inbound Destination:
Defines directions to destination for
arriving aircraft.
Taxiway Ending Marker:
Indicates taxiway does not continue.
Direction Sign Array:
Identifies location in conjunction with
multiple intersecting taxiways.
Airport Signs and Markings
Appendix C
C-2
15
18
15-3315-33
15-33
15
15
ILS
15-APCH
15-APCH
33-15
15-33
33-15
A1
A2
A A A
D
15
A1
A2
A2
A2
18-36A
A2
A1
D
D
D
DA
A
A
36-18A
15
2 2a
3
5
1
8
1
1
1
1
12
14
1
1
7
13 11
1
1
1 1
7
9
9 9
10
3
3
3
4
4 2a
2a
6
6
6
6
9
1
9
1
9
1
8
3a
3a
5
8
15
16
4
4
2a
1
17
1
2
2a
3
3a
4
5
6
7
8
Taxiway location sign
Runway holding position sign at takeoff end
Runway holding position sign at other than takeoff end
Runway holding position marking
Holding position marking for runway approach area
Elevated runway guard lights
Surface painted runway hold position sign
Enhanced centerline marking (located 150' prior to
runway hold position marking)
Holding position sign for a runway approach area
Runway safety area boundary sign (located on the
backside of holding position sign)
Taxiway direction sign
Surface painted destination sign
Holding position sign for ILS critical area
Surface painted ILS critical area boundary marking
ILS critical area boundary sign (located on backside of
ILS hold sign)
Blast pad
Runway holding position sign and marking for Land and
Hold Short Operations (LAHSO)
Runway hold position sign for intersecting runways
Outbound destination sign
9
10
11
12
13
14
15
16
17
Figure C-2. A sample runway with various possible markings and signs.
C-3
15
18
15-3315-33
15-33
15
15
ILS
15-APCH
15-APCH
33-15
15-33
33-15
A1
A2
A A A
D
15
A1
A2
A2
A2
18-36A
A2
A1
D
D
D
DA
A
A
36-18A
15
2 2a
3
5
1
8
1
1
1
1
12
14
1
1
7
13 11
1
1
1 1
7
9
9 9
10
3
3
3
4
4 2a
2a
6
6
6
6
9
1
9
1
9
1
8
3a
3a
5
8
15
16
4
4
2a
1
17
1
2
2a
3
3a
4
5
6
7
8
Taxiway location sign
Runway holding position sign at takeoff end
Runway holding position sign at other than takeoff end
Runway holding position marking
Holding position marking for runway approach area
Elevated runway guard lights
Surface painted runway hold position sign
Enhanced centerline marking (located 150' prior to
runway hold position marking)
Holding position sign for a runway approach area
Runway safety area boundary sign (located on the
backside of holding position sign)
Taxiway direction sign
Surface painted destination sign
Holding position sign for ILS critical area
Surface painted ILS critical area boundary marking
ILS critical area boundary sign (located on backside of
ILS hold sign)
Blast pad
Runway holding position sign and marking for Land and
Hold Short Operations (LAHSO)
Runway hold position sign for intersecting runways
Outbound destination sign
9
10
11
12
13
14
15
16
17
C-4
Figure C-3. Samples and explanations of standard airport markings.
Airport Markings
Action or PurposeType of Marking
Holding Position:
Denotes entrance to a runway from a
taxiway, approach hold position on a
taxiway, or LAHSO holding position
on a runway.
ILS Critical Area Boundary:
Denotes entrance to an area to be
protected for an ILS signal.
Taxiway/Taxiway Holding Position:
Denotes location on taxiway or apron
where aircraft hold short of another
taxiway.
Non-Movement Area Boundary:
Delineates movement area under
control of ATC, from non-movement
area.
Surface Painted Holding Position:
Denotes entrance to a runway from a
taxiway.
Enhanced Taxiway Centerline:
Provides visual cue to help identify
location of a runway holding position
on a taxiway. These markings are
installed 150 feet prior to the holding
position markings.
Surface Painted Taxiway Direction:
Defines designation/direction of
intersecting taxiway(s).
Surface Painted Taxiway Location:
Identifies taxiway on which the
aircraft is located.
Taxiway Edge: Solid Double Yellow Lines
Defines edge of usable, full strength taxiway. Adjoining
pavement IS NOT intended for use by aircraft.
4-22 4-22
T
B
Taxi direction Taxi direction
Type of Marking
NON-USEABLE
Action or Purpose
Type of Marking
Taxiway Edge: Dashed Double Yellow Lines
Defines taxiway edge where adjoining pavement
IS USABLE, such as along an apron or ramp.
Action or Purpose
NON-USEABLE
USEABLEUSEABLE