Pipeline and Haz. Matls. Safety Admin., DOT
be retained by this paragraph. In the
event of a reportable incident, as defined in Section 171.15 of this subchapter,
make immediately available to an authorized official of a Federal, State, or
local government agency (including an
emergency responders), the documents
or information required to be retained
by this paragraph.
(d) The documents required by paragraphs (a) and (b) this section may be
combined into one document if it is
given to the pilot-in-command before
departure of the aircraft.
[71 FR 14604, Mar. 22, 2006, as amended at 72
FR 25177, May 3, 2007; 73 FR 57006, Oct. 1, 2008;
74 FR 2267, Jan. 14, 2009; 79 FR 46040, Aug. 6,
2014; 80 FR 1164, Jan. 8, 2015; 82 FR 15892, Mar.
30, 2017]

Section 175.34 Exceptions for cylinders of
compressed oxygen or other oxidizing gases transported within the
State of Alaska.
(a) Exceptions. When transported in
the State of Alaska, cylinders of compressed oxygen or other oxidizing gases
aboard aircraft are excepted from all
the requirements of SectionSection 173.302(f)(3)
through (5) and 173.304(f)(3) through (5)
of this subchapter subject to the following conditions:
(1) Transportation of the cylinders by
a ground-based or water-based mode of
transportation is unavailable and
transportation by aircraft is the only
practical means for transporting the
cylinders to their destination;
(2) Each cylinder is fully covered
with a fire or flame resistant blanket
that is secured in place; and
(3) The operator of the aircraft complies with the applicable notification
procedures under Section 175.33.
(b) Aircraft restrictions. This exception
only applies to the following types of
aircraft:
(1) Cargo-only aircraft transporting
the cylinders to a delivery destination
that receives cargo-only service at
least once a week.
(2) Passenger and cargo-only aircraft
transporting the cylinders to a delivery
destination that does not receive cargo
only service once a week.
[79 FR 15046, Mar. 18, 2014]

Section 175.75

Subpart B - Loading, Unloading
and Handling
Section 175.75 Quantity
cargo location.

limitations

(a) No person may carry on an aircraft a hazardous material except as
permitted by this subchapter.
(b) Except as otherwise provided in
this subchapter, no person may carry a
hazardous material in the cabin of a
passenger-carrying aircraft or on the
flight deck of any aircraft, and the hazardous material must be located in a
place that is inaccessible to persons
other than crew members. Hazardous
materials may be carried in a main
deck cargo compartment of a passenger
aircraft provided that the compartment is inaccessible to passengers and
that it meets all certification requirements for a Class B aircraft cargo compartment in 14 CFR 25.857(b) or for a
Class C aircraft cargo compartment in
14 CFR 25.857(c). A package bearing a
 - KEEP AWAY FROM HEAT -  handling
marking must be protected from direct
sunshine and stored in a cool and ventilated place, away from sources of
heat.
(c) For each package containing a
hazardous material acceptable for carriage aboard passenger-carrying aircraft, no more than 25 kg (55 pounds)
net weight of hazardous material may
be loaded in an inaccessible manner. In
addition to the 25 kg limitation, an additional 75 kg (165 pounds) net weight
of Division 2.2 (non-flammable compressed gas) may be loaded in an inaccessible manner. The requirements of
this paragraph (c) do not apply to Class
9, articles of Identification Numbers
UN0012, UN0014, or UN0055 also meeting
the requirements of Section 173.63(b) of this
subchapter, articles of Identification
Numbers UN3528 or UN3529, and Limited or Excepted Quantity material.
(d) For the purposes of this section - 
(1) Accessible means, on passengercarrying or cargo-only aircraft that
each package is loaded where a crew
member or other authorized person can
access, handle, and, when size and
weight permit, separate such packages
from other cargo during flight, including a freight container in an accessible
cargo compartment when packages are

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