The standard establishes essential safety requirements for permanent, non-powered access to stationary and mobile machinery, specifically covering stairs, step ladders, and guard-rails . The current 2016 edition (ISO 14122-3:2016) provides updated technical specifications and verification methods to ensure operator safety during maintenance and operation. Core Scope and Application
| | Title | Main focus | | --- | --- | --- | | ISO 14122‑1:2016 | Choice of fixed means of access between two levels | general requirements, selection criteria, risk assessment | | ISO 14122‑2:2016 | Working platforms and walkways | safety requirements for platforms and walkways | | ISO 14122‑3:2016 | Stairs, stepladders and guard‑rails | stairs, stepladders and guard‑rails (the subject of this article) | | ISO 14122‑4:2016 | Fixed ladders | safety requirements for fixed vertical ladders |
Searching for a is the first step. The critical step is implementation. This standard saves lives by ensuring that every industrial stair, stepladder, and guardrail is designed with human biomechanics and accident prevention in mind. din en iso 14122-3 pdf
Are you designing for a or retrofitting an existing one?
Websites offering “free PDF downloads” of DIN EN ISO 14122‑3 should be treated with extreme caution for several reasons: The critical step is implementation
A: Spiral stairs are partially covered. The standard provides specific additional requirements for tread width at the inner radius (minimum 120 mm). Consult the standard carefully.
The current version of this standard is , which was last reviewed and confirmed in 2021. It replaces previous editions, such as the 2001 version, and is harmonized with European directives like the Machinery Directive 2006/42/EC . Websites offering “free PDF downloads” of DIN EN
Provides the British standards adopted from the international norm.