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Quiz

1/10
EXCAVATION, BEDDING AND BACKFILL - UST System Excavation ([iccsafe.org](https://www.iccsafe.org/wp-content/uploads/u1_content.pdf))
When excavating for a UST system, what is the primary purpose of the excavation dimensions being large enough around the tank and piping?
Select the answer
1 correct answer
A.
To make room for bedding, installation, and proper backfill placement
B.
To eliminate the need for corrosion protection
C.
To allow the tank to be installed without leveling
D.
To reduce the total amount of soil removed

Quiz

2/10
EXCAVATION, BEDDING AND BACKFILL - Burial Depth ([iccsafe.org](https://www.iccsafe.org/wp-content/uploads/u1_content.pdf))
Why is proper burial depth important for underground storage tank systems?
Select the answer
1 correct answer
A.
It determines the color of the tank marker
B.
It helps ensure the system is protected and installed in accordance with required cover requirements
C.
It eliminates the need for leak testing
D.
It allows the tank to be installed above the water table in every case

Quiz

3/10
EXCAVATION, BEDDING AND BACKFILL - Tank and Pipe Bedding ([iccsafe.org](https://www.iccsafe.org/wp-content/uploads/u1_content.pdf))
What is the primary purpose of bedding under a UST tank or pipe?
Select the answer
1 correct answer
A.
To provide a smooth, stable support that prevents damage from rocks and uneven soil
B.
To increase the tank's internal pressure
C.
To make the system easier to fill with fuel
D.
To replace the need for anchoring in all conditions

Quiz

4/10
SITE PREPARATION - Pre-Installation Testing ([iccsafe.org](https://www.iccsafe.org/wp-content/uploads/u1_content.pdf))
Why are pre-installation tests performed before a UST system is installed?
Select the answer
1 correct answer
A.
To verify the installation crew's training records
B.
To confirm components are suitable and the site conditions are acceptable for installation
C.
To determine the final selling price of fuel
D.
To eliminate the need for inspections after installation

Quiz

5/10
HEALTH AND SAFETY FOR UST WORKERS - Control of Vapors and Sources of Ignition ([iccsafe.org](https://www.iccsafe.org/wp-content/uploads/u1_content.pdf))
What is the best way to reduce the risk of fire when working around UST vapors?
Select the answer
1 correct answer
A.
Use only spark-producing tools to finish quickly
B.
Eliminate or control ignition sources in the work area
C.
Open containers of fuel to ventilate the excavation
D.
Allow smoking if the area is outdoors

Quiz

6/10
EXCAVATION, BEDDING AND BACKFILL - UST System Excavation ([iccsafe.org](https://www.iccsafe.org/wp-content/uploads/u1_content.pdf))
Which practice is most important when preparing a UST excavation to support the tank and piping correctly?
Select the answer
1 correct answer
A.
Excavating only where the tank will sit, with no extra room for working space
B.
Creating a stable excavation that allows the tank and piping to be placed on proper bedding without damage
C.
Leaving rocks in the bottom of the excavation to improve drainage
D.
Backfilling immediately after digging to prevent cave-ins

Quiz

7/10
EXCAVATION, BEDDING AND BACKFILL - Burial Depth ([iccsafe.org](https://www.iccsafe.org/wp-content/uploads/u1_content.pdf))
What is the main concern if a tank or pipe is buried too shallowly?
Select the answer
1 correct answer
A.
The installation may not have adequate cover and may be more vulnerable to damage
B.
The system will automatically become leak-proof
C.
The product stored in the tank will change type
D.
The excavation will no longer need bedding

Quiz

8/10
EXCAVATION, BEDDING AND BACKFILL - Tank and Pipe Bedding ([iccsafe.org](https://www.iccsafe.org/wp-content/uploads/u1_content.pdf))
Which material condition is most suitable for tank and pipe bedding?
Select the answer
1 correct answer
A.
Clean, granular material free of large rocks and debris
B.
Large angular stones for maximum drainage
C.
Clay clumps mixed with construction debris
D.
Native soil containing sharp rubble

Quiz

9/10
SITE PREPARATION - Pre-Installation Testing ([iccsafe.org](https://www.iccsafe.org/wp-content/uploads/u1_content.pdf))
Which item is most commonly checked before installing a UST system?
Select the answer
1 correct answer
A.
Whether the tank manufacturer provided compatible components
B.
Whether the site has a decorative fence
C.
Whether the fuel delivery truck is full
D.
Whether the excavation has already been backfilled

Quiz

10/10
HEALTH AND SAFETY FOR UST WORKERS - Control of Vapors and Sources of Ignition ([iccsafe.org](https://www.iccsafe.org/wp-content/uploads/u1_content.pdf))
Why is vapor control important during UST excavation and installation work?
Select the answer
1 correct answer
A.
To improve the appearance of the work site
B.
Because flammable vapors can accumulate and create an explosion or fire hazard
C.
To make pipe bedding easier to compact
D.
Because vapors prevent the tank from being anchored
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