See 1926 501 b 2 12 and 13 because of feasibility limitations the standard permits the use of a warning line in combination with other measures instead of conventional fall protection guardrail systems personal fall arrest systems or safety net systems to keep employees away from an edge.
Osha low slope roof fall protection.
Osha is adding this provision to make the general industry standard more consistent with the construction fall protection standard which includes a provision addressing roofing work performed on low slope roofs 1926 501 b 10.
The extremely high danger zone less than six feet from the roof s edge requires one of the following.
Low sloped roof is a term that osha felt it needed to be defined in its walking working surfaces update published november 18 2016.
A low sloped roof is defined as a slope equal or less than a ratio of 4 to 12.
Osha has designated three work zones on low slope roofs with unprotected edges that are four feet or more above a lower level.
A safety monitoring system is an alternative fall protection option for low slope roofing work under 29 cfr 1926 501 b 10.
If employers elect to use a safety monitoring system they must designate a competent person to monitor the safety of workers and to warn them when their work puts them close to a fall hazard.
Slope is calculated by rise over run thus a low sloped roof is a roof where for every 12 units inches feet or meters measured horizontally run the roof does not increase or decrease by.
The roofing safety zones.