TCFP HAZMAT OPERATIONS EXAM 3
COMPREHENSIVE TEST 2026 QUESTIONS AND
SOLUTIONS
◉ Underground Storage tank. Answer: These tanks are made out of
steel or fiberglass and have at least 10% of their surface areas
underground
-used at gas stations
Contents: petroleum products
◉ High/Low Pressure tank examples... Answer: Low Pressure (0.5-
15 psi)
-Vertical dome roof tanks
High pressure (greater than 15 psi)
-Horizontal pressure vessel
-Spherical pressure vessel
-Noded spheroid
-Underground high pressure
◉ Non-Bulk Packaging Answer: 1. Bags
2. Carboys and Jerricans
,3. Cylinders
4. Drums
5. Dewar flask (cryogenic liquids)
◉ Different kinds of drums... Answer: Open head/Closed head
Construction Materials
Metal, Plastic, Fiberboard, Other suitable materials
Fittings
Bungs, Chime ring
◉ Intermediate Bulk Containers (IBC) Answer: Intermediate bulk
containers (IBC)
a. Rigid intermediate bulk containers (RIBCs)
b. Flexible intermediate bulk containers (FIBCs)
Ton containers
a. Convex
b. Concave
, ◉ Excepted Packaging Answer: Used to transport hazmats with
extremely low levels of radiation
◉ Industrial Packaging Answer: Used to transport hazmats with low
level radiation, materials may be liquid, or solidified in materials like
concrete or glass
◉ Type A Packaging Answer: designed to contain greater amounts of
radioactivity than excepted for normal transport
◉ Type B Packaging Answer: For highly radioactive shipments,
designed to hold contents under extreme conditions
◉ Type C Packaging Answer: Rarely used, most hazardous amounts
of radiation.. if packaging is released or shielding fails life
threatening conditions could exist
◉ DOT Placarding and Labeling System Answer: DOT placards and
labels are required on all products shipped in commerce. The DOT
placard system is recognized internationally in the transportation of
dangerous goods. Consists of different colors, numbers, and pictures
to quickly identify hazmats.
◉ UN Numbers Answer: UN numbers or UN IDs are four-digit
numbers that identify dangerous goods, hazardous substances and
COMPREHENSIVE TEST 2026 QUESTIONS AND
SOLUTIONS
◉ Underground Storage tank. Answer: These tanks are made out of
steel or fiberglass and have at least 10% of their surface areas
underground
-used at gas stations
Contents: petroleum products
◉ High/Low Pressure tank examples... Answer: Low Pressure (0.5-
15 psi)
-Vertical dome roof tanks
High pressure (greater than 15 psi)
-Horizontal pressure vessel
-Spherical pressure vessel
-Noded spheroid
-Underground high pressure
◉ Non-Bulk Packaging Answer: 1. Bags
2. Carboys and Jerricans
,3. Cylinders
4. Drums
5. Dewar flask (cryogenic liquids)
◉ Different kinds of drums... Answer: Open head/Closed head
Construction Materials
Metal, Plastic, Fiberboard, Other suitable materials
Fittings
Bungs, Chime ring
◉ Intermediate Bulk Containers (IBC) Answer: Intermediate bulk
containers (IBC)
a. Rigid intermediate bulk containers (RIBCs)
b. Flexible intermediate bulk containers (FIBCs)
Ton containers
a. Convex
b. Concave
, ◉ Excepted Packaging Answer: Used to transport hazmats with
extremely low levels of radiation
◉ Industrial Packaging Answer: Used to transport hazmats with low
level radiation, materials may be liquid, or solidified in materials like
concrete or glass
◉ Type A Packaging Answer: designed to contain greater amounts of
radioactivity than excepted for normal transport
◉ Type B Packaging Answer: For highly radioactive shipments,
designed to hold contents under extreme conditions
◉ Type C Packaging Answer: Rarely used, most hazardous amounts
of radiation.. if packaging is released or shielding fails life
threatening conditions could exist
◉ DOT Placarding and Labeling System Answer: DOT placards and
labels are required on all products shipped in commerce. The DOT
placard system is recognized internationally in the transportation of
dangerous goods. Consists of different colors, numbers, and pictures
to quickly identify hazmats.
◉ UN Numbers Answer: UN numbers or UN IDs are four-digit
numbers that identify dangerous goods, hazardous substances and
