Low Slope Roof Definition Osha

Such areas or surfaces include but are not limited to ground levels floors platforms ramps runways excavations pits tanks material water equipment structures or portions thereof.

Low slope roof definition osha.

The roofing safety zones osha has designated three work zones on low slope roofs with unprotected edges that are four feet or more above a lower level. Such surfaces or areas include but are not limited to ground levels floors roofs ramps runways excavations pits tanks materials water equipment and similar surfaces and structures or portions thereof. Low slope roof means a roof having a slope less than or equal to 4 in 12 vertical to horizontal. Osha walking working surfaces standard low sloped roof fall protection defined.

Red indicates a warning line drains within six feet of the roof s edge or ladders that need guardrails. A low sloped roof is defined as a slope equal or less than a ratio of 4 to 12. Lower levels means those areas or surfaces to which an employee can fall. Low sloped roof is a term that osha felt it needed to be defined in its walking working surfaces update published november 18 2016.

Osha defines a low slope roof as a roof having a slope of less than or equal to 4 inches of vertical rise for every 12 inches horizontal length 4 12 1926 500 b definitions. Aerial lifts may be used to transport personnel so long as the requirements in 29 cfr 1926 453 which cover aerial lifts are met. Low slope roof means a roof that has a slope less than or equal to a ratio of 4 in 12 vertical to horizontal. This is important because the osha definition is used as a basis for implementing low slope fall protection measures such as warning line systems and safety monitors.

1910 28 b 13 i when work is performed less than 6 feet 1 6 m from the roof edge the employer must ensure each employee is protected from falling by a guardrail system safety net system travel restraint system or personal fall arrest system. Lower level means a surface or area to which an employee could fall. 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. Work on low slope roofs.