Back to Construction Occupational Safety And Health repository
Construction Occupational Safety And Health2D

Personal Protective Equipment - Theory & Concepts - Construction Osh Ppe

Selection, use, and maintenance of PPE tailored for construction environments.

Open the complete lesson

Effective NRR Calculator

Calculate the effective Noise Reduction Rating (NRR) for hearing protection.

25
100
Governing Equation
Effective NRR=NRR−72Effective\ NRR = \frac{NRR - 7}{2}
Effective NRR
9.0dB
Worker Exposure
91.0dBA

Related simulations

Introduction to Occupational Safety and Health - Theory & Concepts - Construction Osh IntroOSH Legislation and Administration - Theory & Concepts - Construction Osh LegislationSafety Planning and Management - Theory & Concepts - Construction Osh Safety PlanningErgonomics and Manual Handling - Theory & Concepts - Construction Osh Ergonomics