Hearing Protection Basics

Key Hazards

• Permanent hearing damage from repeated or high noise exposure
• Removing hearing protection during short or familiar tasks
• Poorly fitted earplugs or earmuffs providing inadequate protection
• Damaged, dirty, or worn hearing protection
• Communication problems and missed warning signals in noisy areas
• Workers underestimating noise because discomfort is not immediate

2–3 Minute Talk Script

Hearing damage can develop gradually, which makes noise exposure easy to underestimate. A worker may finish a noisy task without pain or an obvious injury while repeated exposure continues to affect hearing over time.

Grinders, saws, compressors, pneumatic tools, heavy equipment, production machinery, pumps, generators, impact work, and other workplace operations can create significant noise. Workers should recognize the noisy tasks and areas in their workplace before exposure begins.

Hearing protection should match the work and be worn whenever required by the site's noise-control or hearing-conservation practices. Earplugs and earmuffs only work properly when they are worn correctly and consistently.

Fit matters. Earplugs that are not inserted or seated correctly may provide much less protection than expected. Earmuffs should seal around the ears without gaps caused by hair, eyewear, headwear, damaged cushions, or poor adjustment.

Hearing protection should be kept clean and inspected regularly. Dirty reusable plugs, cracked earmuff cushions, damaged headbands, hardened seals, or other worn components should be cleaned, replaced, or removed from service as appropriate.

Noise can also interfere with communication and awareness. Workers should plan how they will communicate around loud equipment and remain alert for alarms, vehicles, equipment movement, and other warnings without defeating required hearing protection.

Hearing protection is one part of controlling noise exposure. Equipment maintenance, quieter work methods, barriers, isolation, distance, and limiting unnecessary exposure may also reduce the amount of noise reaching workers.

Protecting hearing requires consistency. Wearing protection for most of a noisy task but removing it for a few minutes can unnecessarily increase exposure. Use the required protection, wear it correctly, and report situations where noise controls or communication are not working.

Safety Reminders

• Know which tasks and areas require hearing protection.
• Wear hearing protection consistently during noisy work.
• Make sure earplugs and earmuffs fit correctly.
• Inspect reusable hearing protection for damage or contamination.
• Replace worn or damaged hearing protection.
• Plan communication before working around loud equipment.
• Report excessive noise or ineffective noise controls.

Ask the Crew

• Which tasks or equipment create the most noise in our work area?
• What hearing protection is required for today's work?
• Does everyone's hearing protection fit and seal correctly?
• How will the crew communicate while working in noisy areas?
• Are there ways to reduce the noise before relying only on PPE?