Position of Placarded Rail Car Chart

Position of Placarded Rail Car Chart

Placarded rail cars must be placed in certain positions within a train. The following chart details where certain rail cars must be placed.

Placard Groups:

Group 1—Divisions 1.1 and 1.2 (explosive) materials.

Group 2—Divisions 1.3, 1.4, 1.5 (explosive), Class 2 (compressed gas; other than Div 2.3, PG I, Zone A), Class 3 (flammable liquid), Class 4 (flammable solid), Class 5 (oxidizing), Class 6 (poisonous liquid; other than Div 6.1, PG I, Zone A), and Class 8 (corrosive) materials.

Group 3—Divisions 2.3 (Zone A; poisonous gas) and 6.1 (PG I, Zone A; poisonous liquid) materials.

Group 4—Class 7 (radioactive) materials.

RESTRICTIONS	Placard Group 1	Placard Group 2		Placard Group 3		Placard Group 4
RESTRICTIONS	Rail Car	Tank Car	Rail Car	Tank Car	Rail Car	Rail Car
1. When train length permits, placarded car may not be nearer than the sixth car from the engine or occupied caboose.	X	X		X
2. When train length does not permit, placarded car must be placed near the middle of the train, but not nearer than the second car from an engine or occupied caboose.	X	X		X
3. A placarded car may not be placed next to an open-top car when any of the lading in the open top car protrudes beyond the car ends, or if the lading shifted, would protrude beyond the car ends.	X	X		X
4. A placarded car may not be placed next to a loaded flat car, except closed TOFC/COFC equipment, auto carriers, and other specially equipped cars with tie-down devices for securing vehicles. Permanent bulk head flat cars are considered the same as open-top cars.	X	X		X
5. A placarded car may not be placed next to any transport vehicle or freight container having an internal combustion engine or an open-flame device in operation.	X	X		X
6. Placarded cars may not be placed next to each other based on the following:
Placard Group 1		X	X	X	X	X
Placard Group 2	X			X	X	X
Placard Group 3	X	X	X			X
Placard Group 4	X	X	X	X	X

Where an “X” appears at the intersection of a Placard Group column and a Restriction row, the corresponding restriction applies.
“Rail Car” means a car other than a tank car.
Each unit of an articulated intermodal rail car is considered as one car.

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        Position of Placarded Rail Car Chart
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Placarded rail cars must be placed in certain positions within a train. The following chart details where certain rail cars must be placed.
Placard Groups:
Group 1—Divisions 1.1 and 1.2 (explosive) materials.
Group 2—Divisions 1.3, 1.4, 1.5 (explosive), Class 2 (compressed gas; other than Div 2.3, PG I, Zone A), Class 3 (flammable liquid), Class 4 (flammable solid), Class 5 (oxidizing), Class 6 (poisonous liquid; other than Div 6.1, PG I, Zone A), and Class 8 (corrosive) materials.
Group 3—Divisions 2.3 (Zone A; poisonous gas) and 6.1 (PG I, Zone A; poisonous liquid) materials.
Group 4—Class 7 (radioactive) materials.
RESTRICTIONSPlacard Group 1Placard Group 2Placard Group 3Placard Group 4
Rail CarTank CarRail CarTank CarRail CarRail Car
1. When train length permits, placarded car may not be nearer than the sixth car from the engine or occupied caboose.XXX
2. When train length does not permit, placarded car must be placed near the middle of the train, but not nearer than the second car from an engine or occupied caboose.XXX
3. A placarded car may not be placed next to an open-top car when any of the lading in the open top car protrudes beyond the car ends, or if the lading shifted, would protrude beyond the car ends.XXX
4. A placarded car may not be placed next to a loaded flat car, except closed TOFC/COFC equipment, auto carriers, and other specially equipped cars with tie-down devices for securing vehicles. Permanent bulk head flat cars are considered the same as open-top cars.XXX
5. A placarded car may not be placed next to any transport vehicle or freight container having an internal combustion engine or an open-flame device in operation.XXX
6. Placarded cars may not be placed next to each other based on the following:
Placard Group 1XXXXX
Placard Group 2XXXX
Placard Group 3XXXX
Placard Group 4XXXXX
Where an “X” appears at the intersection of a Placard Group column and a Restriction row, the corresponding restriction applies.
“Rail Car” means a car other than a tank car.
Each unit of an articulated intermodal rail car is considered as one car.
Answer
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RESTRICTIONS	Placard Group 1	Placard Group 2	Placard Group 3	Placard Group 4
1. When train length permits, placarded car may not be nearer than the sixth car from the engine or occupied caboose.	X	X		X
2. When train length does not permit, placarded car must be placed near the middle of the train, but not nearer than the second car from an engine or occupied caboose.	X	X		X
3. A placarded car may not be placed next to an open-top car when any of the lading in the open top car protrudes beyond the car ends, or if the lading shifted, would protrude beyond the car ends.	X	X		X
4. A placarded car may not be placed next to a loaded flat car, except closed TOFC/COFC equipment, auto carriers, and other specially equipped cars with tie-down devices for securing vehicles. Permanent bulk head flat cars are considered the same as open-top cars.	X	X		X
5. A placarded car may not be placed next to any transport vehicle or freight container having an internal combustion engine or an open-flame device in operation.	X	X		X
6. Placarded cars may not be placed next to each other based on the following:
Placard Group 1		X	X	X	X	X
Placard Group 2	X			X	X	X
Placard Group 3	X	X	X			X
Placard Group 4	X	X	X	X	X

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