Railcar Tank DOT Numbers

Question 1

What pressurized tank car is used for chlorine and anhydrous ammonia, with all fittings under a protective dome?

Answer 1

DOT-105

Used for transporting hazardous materials safely.

Question 2

What pressurized tank car is used for LPG and other flammable gases, with no bottom outlet valve?

Answer 2

DOT-112

Commonly used in the transportation of liquefied petroleum gases.

Question 3

What non-pressurized general service tank car is commonly used for crude oil and ethanol?

Answer 3

DOT-111

Standard tank car for bulk liquid transportation.

Question 4

What upgraded non-pressurized tank car has puncture resistance and thermal protection for flammable liquids?

Answer 4

DOT-117

Developed to enhance safety following incidents involving DOT-111.

Question 5

What cryogenic tank car is designed for refrigerated liquefied gases?

Answer 5

DOT-113

Features vacuum insulation to maintain low temperatures.

Question 6

What pressurized tank car is used for highly volatile gases like ethylene and propane?

Answer 6

DOT-114

Built to handle the transportation of dangerous gases.

Question 7

What non-pressurized tank car is designed for highly corrosive liquids like sulfuric acid?

Answer 7

DOT-120

Engineered to resist corrosion from aggressive chemicals.

Question 8

What specialized tank car is used for hazardous chemicals requiring high-strength materials?

Answer 8

AAR-206

Designed with enhanced structural integrity for safety.

Question 9

What type of tank car always has fittings on the top with no bottom outlet valve?

Answer 9

DOT-105, DOT-112, DOT-114

These are all classified as pressurized tank cars.

Question 10

What tank car was developed after DOT-111 failures in derailments to transport flammable liquids more safely?

Answer 10

DOT-117

Introduced to improve the safety of transporting flammable materials.

Question 11

True or False: Pressurized tank cars have bottom outlet valves.

Answer 11

False

They have all fittings on top under a protective housing.

Question 12

Fill in the blank: Non-pressurized tank cars may have ______ for easier unloading.

Answer 12

bottom outlet valves

This feature facilitates the unloading process.

Question 13

What are the two categories of tank cars based on their pressure classification?

Answer 13

Pressurized Tank Cars, Non-Pressurized Tank Cars

Each category has specific designs for different types of liquids.

Question 14

What feature characterizes cryogenic tank cars?

Answer 14

Vacuum insulation

Essential for transporting liquefied gases at low temperatures.

Question 15

What is a key feature of specialized tank cars like AAR-206?

Answer 15

Inner and outer shell for additional protection

This design enhances safety for hazardous materials.