Sloping roofs require scaffolding to prevent people or materials falling from the edge.
Flat roof work safety.
Or on roofs 50 feet 15 25 m or less in width the use of a safety monitoring system alone is permitted 29 cfr 1926 501 b 10.
You must also fit.
The warning line system shall consist of ropes wires or chains and supporting stanchions 29 cfr 1926 502 f 2.
Install warning lines no closer than 5 feet inside the roof edges and at a height of 34 to 45 inches.
This means that you must have rails fall arrest systems or a warning line safety monitor setup no matter where it is you are working.
Roof safety is a system of preventive measures when performing work and repairs on rooftops because it is one of the most dangerous jobs in the construction industry.
The safety monitor is always a competent person 29 cfr 1926 500 b.
As far as osha is concerned there is no safe distance from the edge of a roof so you must be protected.
Subpart m 1926 501 b 10 of the osha construction standards specifies that under certain conditions roofing work can be conducted with a warning line in place 6 feet from the edge and a safety monitoring system.
Place warning lines and headers around the entire roof perimeter.
Lay headers sheets of roofing or other materials no closer than 5 feet inside the edges of the roof and parallel to.