Commercial Driver Handbook ( PDF ) - California Department of ...

First, check that the shipper is using the correct
hazard class for the shipping paper and package
label. If you are not familiar with the material,
contact the shipper or your office.
There are two placard tables. Table 1 materials
always require the use (display) of placards. Any
amount of Table 2 materials in non-bulk packaging
is required to be placarded if the material is
subject to 49 CFR 172.505 (i.e., Poison-Inhalation
Hazard or Dangerous When Wet) or if the amount
transported in each vehicle is 1,001 lbs. or more,
including the packaging. You may use DANGER-
OUS placards for each Table 2 hazard class when:
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PLACARD TABLE 1
IF VEHICLE IS TO BE PLACARDED FOR… USE PLACARD…
Explosives 1.1 1.1
Explosives 1.2 1.2
Explosives 1.3 1.3
Poison Gas 2.3
Dangerous When Wet
Poison 6.1 (PG I, inhalation hazard only)
Radioactive * (Radioactive Yellow III label only) 7
* Radioactive placard also required for exclusive use shipments of low specific activity material (49 CFR §173.425).
PLACARD TABLE 2
IF VEHICLE IS TO BE PLACARDED FOR… USE PLACARD…
Explosives 1.4 1.4
Explosives 1.5 1.5
Explosives 1.6 1.6
Flammable gas 2.1
Nonflammable gas 2.2
Flammable 3
Combustible* Combustible liquid
Flammable solid 4.1
Spontaneously combustible 4.2
Oxidizer 5.1
Organic perixide 5.2
Poison 6.1 (PGI or II, other than PG I
inhalation hazard
Keep away from food 6.1 (PG III)
6.2 none
Corrosive 8
Class 9** 9 (not mandatory)
ORM-D none
* FLAMMABLE placard may be used in place of a COMBUSTIBLE placard on a cargo tank or portable tank.
** Class 9 Placard is not required for domestic transportation.
4.3
• You have two or more Table 2 hazard classes,
requiring different placards, that total 1001
lbs. or more.
• You have not loaded 2,205 lbs. (1000 kg) or
more of any Table 2 hazard class material at any
one place. (You must use the specific placard
for this material.)
• If the words INHALATION HAZARD are
on the shipping paper or package, you must
display POISON GAS placards for Division
2.3 materials and POISON INHALATION
HAZARD placards or POISON placards in
addition to any other placards needed by the
product’s hazard class.