The warning line system shall consist of ropes wires or chains and supporting stanchions 29 cfr 1926 502 f 2.
Roof warning line requirements.
Occupational safety and health administration.
According to osha 1926 502 if machinery is to be used in the work area the warning line must be erected no less than six feet from the roof edge parallel to the equipment s line of travel and must be ten feet from the edge that is perpendicular to the equipment s line of travel.
1926 502 a 1926 502 a 1 1926 502 a 2 1926 502 b.
The warning line meets or exceeds the requirements in 1926 502 f 2.
1926 502 f 2 i the rope wire or chain shall be flagged at not more than 6 foot 1 8 m intervals with high visibility material.
Occupational safety and health administration.
The safety monitor is always a competent person 29 cfr 1926 500 b.
No work or work related activity is to take place in the area between the warning line and the hole.
Warning lines and machinery.
1926 502 f 1 ii when mechanical equipment is being used the warning line shall be erected not less than 6 feet 1 8 m from the roof edge which is parallel to the direction of mechanical equipment operation and not less than 10 feet 3 1 m from the roof edge which is perpendicular to the direction of mechanical equipment operation.
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.
When the employer can demonstrate that it is not feasible or creates a greater hazard to use guardrail safety net or personal fall protection systems on residential roofs the employer must develop and implement a fall protection plan that meets the requirements of 29 cfr 1926 502 k and training that meets the requirements of 29 cfr 1926 503 a and c.
When mechanical equipment is being used the warning line shall be erected not less than 6 feet 1 8 meters from the roof edge parallel to the direction of mechanical equipment operation and not less than 10 feet 3 meters from the roof edge perpendicular to the direction of mechanical equipment operation.
A warning line is used 15 feet or more from the edge or nearest edge of a hole.