886
14 CFR Ch. I (1–1–19 Edition)
§ 93.305
on commercial special flight rules area
operations,
see
‘‘Grand Canyon Na-
tional Park Special Flight Rules Area
(GCNP SFRA) Procedures Manual,’’
which is available online or from the
responsible Flight Standards Office.
GCNP quiet aircraft technology des-
ignation
means an aircraft that is sub-
ject to § 93.301 and has been shown to
comply with the noise limit specified
in appendix A of this part.
Number of passenger seats
means the
number of passenger seats for which an
individual aircraft is configured.
Park
means Grand Canyon National
Park.
Special Flight Rules Area
means the
Grand Canyon National Park Special
Flight Rules Area.
[65 FR 17732, Apr. 4, 2000, as amended at 70
FR 16092, Mar. 29, 2005; Amdt. 93-102, 83 FR
48212, Sept. 24, 2018]
§ 93.305
Flight-free zones and flight
corridors.
Except in an emergency or if other-
wise necessary for safety of flight, or
unless otherwise authorized by the re-
sponsible Flight Standards Office for a
purpose listed in § 93.309, no person may
operate an aircraft in the Special
Flight Rules Area within the following
flight-free zones:
(a)
Desert View Flight-free Zone.
That
airspace extending from the surface up
to but not including 14,500 feet MSL
within an area bounded by a line begin-
ning at Lat. 35
°
59
′
58
″
N., Long. 111
°
52
′
47
″
W.; thence east to Lat. 36
°
00
′
00
″
N.,
Long. 111
°
51
′
04
″
W.; thence north to
36
°
00
′
24
″
N., Long. 111
°
51
′
04
″
W.; thence
east to 36
°
00
′
24
″
N., Long. 111
°
45
′
44
″
W.;
thence north along the GCNP boundary
to Lat. 36
°
14
′
05
″
N., Long. 111
°
48
′
34
″
W.;
thence southwest to Lat. 36
°
12
′
06
″
N.,
Long. 111
°
51
′
14
″
W.; to the point of ori-
gin; but not including the airspace at
and above 10,500 feet MSL within 1 nau-
tical mile of the western boundary of
the zone. The corridor to the west be-
tween the Desert View and Bright
Angel Flight-free Zones, is designated
the ‘‘Zuni Point Corridor.’’ This cor-
ridor is 2 nautical miles wide for com-
mercial air tour flights and 4 nautical
miles wide for transient and general
aviation operations.
(b)
Bright Angel Flight-free Zone.
That
airspace extending from the surface up
to but not including 14,500 feet MSL
within an area bounded by a line begin-
ning at Lat. 35
°
58
′
39
″
N., Long. 111
°
55
′
43
″
W.; north to Lat. 36
°
12
′
41
″
N., Long.
111
°
53
′
54
″
W.; northwest to Lat. 36
°
18
′
18
″
N., Long. 111
°
58
′
15
″
W.; thence west
along the GCNP boundary to Lat.
36
°
20
′
11
″
N., Long. 112
°
06
′
25
″
W.; south-
southwest to Lat. 36
°
09
′
31
″
N., Long.
112
°
11
′
15
″
W.; to Lat. 36
°
04
′
16
″
N., Long.
112
°
17
′
20
″
W.; thence southeast along
the GCNP boundary to Lat. 36
°
01
′
54
″
N.,
Long. 112
°
11
′
24
″
W.; thence clockwise
via the 4.3-nautical mile radius of the
Grand Canyon National Park Airport
reference point (Lat. 35
°
57
′
08
″
N., Long.
112
°
08
′
49
″
W.) to Lat. 35
°
59
′
37
″
N., Long.
112
°
04
′
29
″
W.; thence east along the
GCNP boundary to the point of origin;
but not including the airspace at and
above 10,500 feet MSL within 1 nautical
mile of the eastern boundary or the
airspace at and above 10,500 feet MSL
within 2 nautical miles of the north-
western boundary. The corridor to the
east, between this flight-free zone and
the Desert View Flight-free Zone, is
designated the ‘‘Zuni Point Corridor.’’
The corridor to the west, between the
Bright Angel and Toroweap/Shinumo
Flight-free Zones, is designated the
‘‘Dragon Corridor.’’ This corridor is 2
nautical miles wide for commercial air
tour flights and 4 nautical miles wide
for transient and general aviation oper-
ations. The Bright Angel Flight-free
Zone does not include the following
airspace designated as the Bright
Angel Corridor: That airspace one-half
nautical mile on either side of a line
extending from Lat. 36
°
14
′
57
″
N., Long.
112
°
08
′
45
″
W. and Lat. 36
°
15
′
01
″
N., Long.
111
°
55
′
39
″
W.
(c)
Toroweap/Shinumo Flight-free Zone.
That airspace extending from the sur-
face up to but not including 14,500 feet
MSL within an area bounded by a line
beginning at Lat. 36
°
05
′
44
″
N., Long.
112
°
19
′
27
″
W.; north-northeast to Lat.
36
°
10
′
49
″
N., Long. 112
°
13
′
19
″
W.; to Lat.
36
°
21
′
02
″
N., Long. 112
°
08
′
47
″
W.; thence
west and south along the GCNP bound-
ary to Lat 36
°
10
′
58
″
N., Long. 113
°
08
′
35
″
W.; south to Lat. 36
°
10
′
12
″
N., Long.
113
°
08
′
34
″
W.; thence in an easterly di-
rection along the park boundary to the
point of origin; but not including the
following airspace designated as the
‘‘Tuckup Corridor’’: at or above 10,500
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