444
49 CFR Ch. I (10–1–23 Edition)
§ 172.524
(b) In addition to complying with
§ 172.519 of this subpart, the background
color on the EXPLOSIVES 1.4 placard
must be orange. The ‘‘*’’ shall be re-
placed, when required, with the appro-
priate compatibility group letter. The
division numeral, 1.4, must measure at
least 64 mm (2.5 inches) in height. The
text, numerals and inner border must
be black.
[Amdt. 172–123, 55 FR 52602, Dec. 21, 1990, as
amended at 56 FR 66261, Dec. 20, 1991]
§ 172.524
EXPLOSIVES 1.5 placard.
(a) Except for size and color, the EX-
PLOSIVES 1.5 placard must be as fol-
lows:
(b) In addition to complying with the
§ 172.519 of this subpart, the background
color on EXPLOSIVES 1.5 placard
must be orange. The ‘‘*’’ shall be re-
placed, when required, with the appro-
priate compatibility group letter. The
division numeral, 1.5, must measure at
least 64 mm (2.5 inches) in height. The
text, numerals and inner border must
be black.
[Amdt. 172–123, 55 FR 52602, Dec. 21, 1990, as
amended at 56 FR 66261, Dec. 20, 1991]
§ 172.525
EXPLOSIVES 1.6 placard.
(a) Except for size and color the EX-
PLOSIVES 1.6 placard must be as fol-
lows:
(b) In addition to complying with
§ 172.519 of this subpart, the background
color on the EXPLOSIVES 1.6 placard
must be orange. The ‘‘*’’ shall be re-
placed, when required, with the appro-
priate compatibility group letter. The
division numeral, 1.6, must measure at
least 64 mm (2.5 inches) in height. The
text, numerals and inner border must
be black.
[Amdt. 172–123, 55 FR 52603, Dec. 21, 1990, as
amended at 56 FR 66261, Dec. 20, 1991; Amdt.
172–130, 58 FR 51531, Oct. 1, 1993]
§ 172.526
[Reserved]
§ 172.527
Background requirements for
certain placards.
(a) Except for size and color, the
square background required by
§ 172.510(a) for certain placards on rail
cars, and § 172.507 for placards on motor
vehicles containing a package of high-
way route controlled quantity radio-
active materials, must be as follows:
445
Pipeline and Haz. Matls. Safety Admin., DOT
§ 172.532
(b) In addition to meeting the re-
quirements of § 172.519 for minimum du-
rability and strength, the square back-
ground must consist of a white square
measuring 14
1
⁄
4
inches (362.0 mm.) on
each side surrounded by a black border
extending to 15
1
⁄
4
inches (387.0 mm.) on
each side.
[Amdt. 172–29, 41 FR 15996, Apr. 15, 1976, as
amended by Amdt. 172–64, 46 FR 5316, Jan. 19,
1981; Amdt. 172–78, 48 FR 10226, Mar. 10, 1983]
§ 172.528
NON-FLAMMABLE GAS
placard.
(a) Except for size and color, the
NON-FLAMMABLE GAS placard must
be as follows:
(b) In addition to complying with
§ 172.519, the background color on the
NON-FLAMMABLE GAS placard must
be green. The letters in both words
must be at least 38 mm (1.5 inches)
high. The symbol, text, class number
and inner border must be white.
[Amdt. 172–123, 56 FR 66261, Dec. 20, 1991]
§ 172.530
OXYGEN placard.
(a) Except for size and color, the OX-
YGEN placard must be as follows:
(b) In addition to complying with
§ 172.519 of this subpart, the background
color on the OXYGEN placard must be
yellow. The symbol, text, class number
and inner border must be black.
[Amdt. 172–123, 56 FR 66262, Dec. 20, 1991]
§ 172.532
FLAMMABLE GAS placard.
(a) Except for size and color, the
FLAMMABLE GAS placard must be as
follows:
(b) In addition to complying with
§ 172.519, the background color on the