Osha Roofing Safety Warning Line System

A barrier erected on a roof to warn employees that they are approaching an unprotected roof side or edge and which designates an area in which roofing work may take place without the use of guardrail body belt or safety net systems to protect employees in the area.

Osha roofing safety warning line system.

Tied at 39 inches sags to between 34 and 39 inches from walking working surface. Flag height is osha compliant. The use of a warning line system alone is unacceptable and will only be considered a de minimis violation if the following conditions are met. All mesh crossings shall be secured to prevent enlargement of the mesh opening.

In a november 15 2002 letter of interpretation to mr. Or as far as you can keeping the flags above 34 inches. Or a warning line system with a safety monitoring system roofers only. Keith harkins osha stated that a warning line system set 15 feet from an unprotected edge is permitted to be used instead of conventional fall protection to protect employees engaged in non roofing activities.

A warning line system and personal fall arrest system. What is a roofing warning line system. A warning system may be used in conjunction with another osha approved fall protection system such as a warning line system and guardrail system. A warning line system and safety net system.

The maximum size of each safety net mesh opening shall not exceed 36 square inches 230 cm nor be longer than 6 inches 15 cm on any side and the opening measured center to center of mesh ropes or webbing shall not be longer than 6 inches 15 cm. 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. Your letter states that the warning line system is around the perimeter of the roof at 15 feet from the edge a warning line combined with effective work rules can be expected to prevent workers from going past the line and approaching the edge.