PPE
Fatal Four
Guardrails & Scaffolding
Excavations
Miscellaneous
100

OSHA 1910.138 requires employers to provide this kind of PPE when hands are exposed to hazards like cuts, burns, and harmful substances.

What are gloves?

100

This hazard is responsible for the most construction fatalities and often involves working from ladders, scaffolds, or roofs.

What are falls?

100

Scaffolds must be able to support at least this many times the intended load.

What is 4 times?

100

This dangerous event can happen when soil is misclassified, planning is poor, or protective systems are installed incorrectly.

What is a cave-in/trench collapse?

100

Workers have the right to report unsafe working conditions without facing this from their employer.

What is retaliation?

200

This type of PPE is worn to protect against inhaling harmful dust or fumes.

What is a respirator?

200

This hazard occurs when workers are hit by moving vehicles, falling tools, or flying debris.


What is struck-by?

200

This part of a guardrail system prevents workers from slipping off the edge at foot level.

What is a toeboard?

200

Trenches deeper than this must be protected with an adequate system.

What is 5 feet?

200

You should maintain this many points of contact when using a ladder.

What is three?

300

This standard ensures safety glasses can withstand hazards without compromising vision.

What is ANSI Z87?

300

This hazard happens when workers are stuck in or between machinery, collapsing trenches, or heavy equipment.

What is caught-in or -between?

300

This is the minimum height for the top rail of a guardrail system.

What is 42 inches?

300

This person checks the trench every day to make sure it is safe to work in.


Who is the competent person?

300

You should never walk under this on a construction site.

What is a suspended load?

400

This class of hard hat is non-conductive and tested to protect against electrical shocks up to 20,000 volts, making it essential for high-voltage work.

What is Class E?

400

This hazard involves contact with live wires, power lines, or faulty equipment.

What is electrocution?

400

Workers must use fall protection when working on scaffolds more than this height above a lower level?

What is 10 feet?

400

Loose soil, tools, or materials must be kept at least this far from the edge of a trench.

What is 2 feet?

400

Workers have the right to see these documents that list chemicals and their hazards.

What are Safety Data Sheets (SDS)?

500

For construction, OSHA requires hearing protection when workers are exposed to this noise level for 8 hours.

What is 90 decibels (dB)?

500

1. Driving

2. Falls

3. Excavations

4. Heavy Equipment

What are the ECS Fatal Four?

500

For every 3 feet of vertical height, a free standing scaffold must have at least __ in width?

What is 1 ft?

500

This type of protective system uses angled walls to prevent trench collapses.

What is sloping?

500

Before entering a confined space, workers must test the air for this invisible hazard.

What are dangerous gases (or oxygen levels)?