Quiz #5 Caught-In or Between

Underground utilities present no hazards to employees working in trenches.

False

The general training requirement according to OSHA for construction workers is that the employer teaches each employee how to _____ and _____ unsafe working conditions.

recognize; avoid

Trenches are susceptible to pinned between hazards.

True

Which of the following activities would require a competent person?

A scaffold is being erected on your job site. An engineering survey is conducted on a building that is set to be demolished Workers are about to enter an excavation site

Which of the following are examples of caught-in or -between hazards?

A worker is pulled into a machine by his loose clothing. A worker's finger is amputated when it is caught in the blade of a saw. A worker is pinned in between a wall and a truck.

Caught in or -between hazards are related with excavations [trenches]; therefore, the hazard considered to be the greatest risk is:

Cave-ins

One who is capable of identifying existing and predictable hazards in the surroundings and who has authorization to take prompt corrective measures to eliminate them is a/n _____.

Competent person

The total number of caught-in or -between fatalities _____ between 2010 and 2011.

Decreased

Providing worker training on the safe use of the equipment being operated is the responsibility of the:

Employer

The biggest decrease in fatalities of caught-in or -between hazards has been in which field?

Excavation or trenching

Match the following tools with their proper safety guard:

Hand-held power tools: Guards and safety switches Power saws: Point-of-operation guard Cranes: Chain drive guards

What do you do next?

I place the forklift in neutral and then exit.

Which of the following ways to avoid excavation hazards was mentioned in the Construction eTool?

Inspect the site daily at the start of each shift Provide safe access into and out of the escavation Evaluate soil conditions Construct protective systems Provide protections if water accumulation is a problem

Which is NOT a method to ensure that machinery is sufficiently supported, secured, and safe in order to protect you from caught-in or -between hazards?

Leave vehicles running while doing maintenance or repair work.

Which procedure helps to ensure equipment doesn't accidentally reenergize when it's being repaired or worked on?

Lockout/Tagout

Match the following items with the correct means by which to protect yourself from hazards:

Machinery: Guard all hazardous and moving or rotating parts. Energized equipment: Turn off and completely shut down; lock-out power source if possible. Cranes: Stay out of the swing radius. Excavation sites: Use sloping or benching, trench boxes or shields, or shoring.

Which of the following is a lockout/tagout requirement for employers?

Make sure employees take proper steps to detect injuries Establish energy control procedures Arrange programs to meet specific workplace needs

The previous case study was an example of a ______ hazard.

Pinned between

To prevent being pinned between equipment or other objects, workers should avoid _____.

Placing themselves between moving vehicles and an immovable structure, vehicle, or stacked materials.

All hand-held power tools should have guards and _____ on them.

Safety switches

Workers should wear a _____ if required, to avoid being thrown from a vehicle and crushed as the vehicle tips over.

Seatbelt

Make sure all loads carried by equipment are stable and _____.

Secured

Workers should not work in an unprotected trench that is 5 feet deep or more. The type of protection installed may be sloping or benching, trench box or shield, and _____.

Shoring

What do you do next?

Stop working and exit the trench.

Which of the following is a cause of the hazards in the previous case study?

The bowl apron was not blocked to prevent falling.

Drag and Drop the options on the right side to match the following equipment with the correct description of how they should be maintained to avoid hazards:

Tools: Ensure these are guarded. Machine parts: Make sure these are secured, supported, and made safe. Heavy equipment: Prevent this from tipping over.

Which of these are designed specifically to protect workers in the event of a cave-in?

Trench boxes

A caught in or -between hazard is defined by: "injuries resulting from a person being squeezed, caught, crushed, pinched, or compressed between tow or more objects, or between parts of an object."

True

It is important that you are always trained on the equipment that you will be using on the job site.

True

You should never remove a safety guard while a tool is in use.

True

To protect against caught-in or -between hazards, a worker should not only avoid wearing loose clothing or jewelry, but also worker should avoid:

Working with equipment/machinery that has not been locket-out

The important factor in distinguishing between a struck-by or caught in or -between hazard lies in the impact of the _____ alone and the subsequent _____.

object; injury