[Code of Federal Regulations]
[Title 49, Volume 2]
[Revised as of October 1, 2004]
From the U.S. Government Printing Office via GPO Access
[CITE: 49CFR172.332]

[Page 365-366]
 
                        TITLE 49--TRANSPORTATION
 
 CHAPTER I--RESEARCH AND SPECIAL PROGRAMS ADMINISTRATION, DEPARTMENT OF 
                             TRANSPORTATION
 
PART 172_HAZARDOUS MATERIALS TABLE, SPECIAL PROVISIONS, HAZARDOUS MATERIALS 
 
      Subpart B_Table of Hazardous Materials and Special Provisions
 
Sec. 172.332  Identification number markings.

    (a) General. When required by Sec. 172.301, Sec. 172.302, Sec. 
172.313, Sec. 172.326, Sec. 172.328, Sec. 172.330, or Sec. 172.331, 
identification number markings must be displayed on orange panels or 
placards as specified in this section, or on white square-on-point 
configurations as prescribed in Sec. 172.336(b).
    (b) Orange panels. Display of an identification number on an orange 
panel shall be in conformance with the following:
    (1) The orange panel must be 160 mm (6.3 inches) high by 400 mm 
(15.7 inches) wide with a 15 mm (0.6 inches) black outer border. The 
identification number shall be displayed in 100 mm (3.9 inches) black 
Helvetica Medium numerals on the orange panel. Measurements may vary 
from those specified plus or minus 5 mm (0.2 inches).

[[Page 366]]

    (2) The orange panel may be made of any durable material prescribed 
for placards in Sec. 172.519, and shall be of the orange color 
specified for labels or placards in appendix A to this part.
    (3) The name and hazard class of a material may be shown in the 
upper left border of the orange panel in letters not more than 18 points 
(0.25 in.) high.
    (4) Except for size and color, the orange panel and identification 
numbers shall be as illustrated for Liquefied petroleum gas:
[GRAPHIC] [TIFF OMITTED] TC02MR91.013

    (c) Placards. Display of an identification number on a hazard 
warning placard shall be in conformance with the following:
    (1) The identification number shall be displayed across the center 
area of the placard in 88 mm (3.5 inches) black Alpine Gothic or 
Alternate Gothic No. 3 numerals on a white background 100 mm (3.9 
inches) high and approximately 215 mm (8.5 inches) wide and may be 
outlined with a solid or dotted line border.
    (2) The top of the 100 mm (3.9 inches) high white background shall 
be approximately 40 mm (1.6 inches) above the placard horizontal center 
line.
    (3) An identification number may be displayed only on a placard 
corresponding to the primary hazard class of the hazardous material.
    (4) For a COMBUSTIBLE placard used to display an identification 
number, the entire background below the white background for the 
identification number must be white during transportation by rail and 
may be white during transportation by highway.
    (5) The name of the hazardous material and the hazard class may be 
shown in letters not more than 18 points high immediately within the 
upper border of the space on the placard bearing the identification 
number of the material.
    (6) If an identification number is placed over the word(s) on a 
placard, the word(s) should be substantially covered to maximize the 
effectiveness of the identification number.
    (d) Except for size and color, the display of an identification 
number on a placard shall be as illustrated for Acetone:
[GRAPHIC] [TIFF OMITTED] TC02MR91.014


[Amdt. 172-101, 45 FR 74667, Nov. 10, 1980, as amended by Amdt. 172-81, 
48 FR 28099, June 20, 1983; Amdt. 172-110, 52 FR 29527, Aug. 10, 1987; 
Amdt. 172-123, 55 FR 52593, Dec. 21, 1990; 56 FR 66255, Dec. 20, 1991; 
Amdt. 172-151, 62 FR 1228, Jan. 8, 1997; 65 FR 50459, Aug. 18, 2000; 68 
FR 57632, Oct. 6, 2003]