Also found in: Wikipedia.
WAHRWorking at Height Regulations (UK)
WAHRWeighted Average Hourly Rate (employee wage statistic)
References in periodicals archive ?
Under WAHR, newly installed guardrails must be at least 950mm high at the edge from which a person may fall while existing guardrails should be at least 910mm high.
WAHR requires that ladders are only used when it is either impossible or not justified to use another form of safety equipment.
A key element of WAHR is training in order to ensure the competence of all when it comes to work at height.