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49 CFR Ch. I (10–1–18 Edition)
§ 172.504
The exceptions provided in paragraph
(c) of this section do not prohibit the
display of placards in the manner pre-
scribed in this subpart, if not otherwise
prohibited (see § 172.502), on transport
vehicles or freight containers which
are not required to be placarded.
(d)
Exception for empty non-bulk pack-
ages.
Except for hazardous materials
subject to § 172.505, a non-bulk pack-
aging that contains only the residue of
a hazardous material covered by Table
2 of paragraph (e) of this section need
not be included in determining
placarding requirements.
(e)
Placarding tables.
Placards are
specified for hazardous materials in ac-
cordance with the following tables:
T
ABLE
1
Category of material (Hazard class or division number
and additional description, as appropriate)
Placard name
Placard de-
sign section
reference
(§ )
1.1 ....................................................................................
EXPLOSIVES 1.1 ............................................................
172.522
1.2 ....................................................................................
EXPLOSIVES 1.2 ............................................................
172.522
1.3 ....................................................................................
EXPLOSIVES 1.3 ............................................................
172.522
2.3 ....................................................................................
POISON GAS ..................................................................
172.540
4.3 ....................................................................................
DANGEROUS WHEN WET ............................................
172.548
5.2 (Organic peroxide, Type B, liquid
or
solid, tempera-
ture controlled).
ORGANIC PEROXIDE ....................................................
172.552
6.1
(material poisonous by inhalation (see § 171.8 of
this subchapter)).
POISON INHALATION HAZARD ....................................
172.555
7 (Radioactive Yellow III label only) ................................
RADIOACTIVE
1
..............................................................
172.556
1
RADIOACTIVE placards are also required for: All shipments of unpackaged LSA–I material or SCO–I; all shipments required
by §§ 173.427, 173.441, and 173.457 of this subchapter to be operated under exclusive use; and all closed vehicles used in ac-
cordance with § 173.443(d).
T
ABLE
2
Category of material (Hazard class or division number
and additional description, as appropriate)
Placard name
Placard de-
sign section
reference
(§ )
1.4 ....................................................................................
EXPLOSIVES 1.4 ............................................................
172.523
1.5 ....................................................................................
EXPLOSIVES 1.5 ............................................................
172.524
1.6 ....................................................................................
EXPLOSIVES 1.6 ............................................................
172.525
2.1 ....................................................................................
FLAMMABLE GAS ..........................................................
172.532
2.2 ....................................................................................
NON-FLAMMABLE GAS .................................................
172.528
3 .......................................................................................
FLAMMABLE ...................................................................
172.542
Combustible liquid ...........................................................
COMBUSTIBLE ...............................................................
172.544
4.1 ....................................................................................
FLAMMABLE SOLID .......................................................
172.546
4.2 ....................................................................................
SPONTANEOUSLY COMBUSTIBLE ..............................
172.547
5.1 ....................................................................................
OXIDIZER ........................................................................
172.550
5.2 (Other than organic peroxide, Type B, liquid or
solid, temperature controlled).
ORGANIC PEROXIDE ....................................................
172.552
6.1
(other than material poisonous by inhalation) ........
POISON ...........................................................................
172.554
6.2 ....................................................................................
(None).
8 .......................................................................................
CORROSIVE ...................................................................
172.558
9 .......................................................................................
Class 9 (see § 172.504(f)(9)) ..........................................
172.560
ORM-D ............................................................................
(None) ..............................................................................
....................
(f)
Additional placarding exceptions.
(1)
When more than one division placard is
required for Class 1 materials on a
transport vehicle, rail car, freight con-
tainer or unit load device, only the
placard representing the lowest divi-
sion number must be displayed.
(2) A FLAMMABLE placard may be
used in place of a COMBUSTIBLE
placard on—
(i) A cargo tank or portable tank.
(ii) A compartmented tank car which
contains both flammable and combus-
tible liquids.
(3) A NON-FLAMMABLE GAS
placard is not required on a transport
vehicle which contains non-flammable
gas if the transport vehicle also con-
tains flammable gas or oxygen and it is
placarded with FLAMMABLE GAS or
OXYGEN placards, as required.
(4) OXIDIZER placards are not re-
quired for Division 5.1 materials on
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