Osha Low Slope Roof

Work on low slope roofs.

Osha low slope roof.

Steep roof above 4 12 slope 29 cfr 1926 501 b 11. Except as otherwise provided in paragraph b of this section each employee engaged in roofing activities on low slope roofs with unprotected sides and edges 6 feet 1 8 m or more above lower levels shall be protected from falling by guardrail systems safety net systems personal fall arrest systems or a combination of warning line system and guardrail system warning line system and safety net system or warning line system and personal fall arrest system or warning line system and. 29 cfr 1926 500 defines low slope roof as a roof having a slope less than or equal to 4 in 12 vertical to horizontal 29 cfr 1926 501 b 10 allows the use of a safety monitor on a low slope roof. 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.

The extremely high danger zone less than six feet from the roof s edge requires one of the following. 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. In a few very specific situations low slope roof work some leading edge work precast concrete erection and residential construction. Osha walking working surfaces standard low sloped roof fall protection defined.

The roofing safety zones. 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. Each employee on a steep roof with unprotected sides and edges 6 feet 1 8 m or more above lower levels shall be protected from falling by guardrail systems with toeboards safety net systems or personal fall arrest systems. Low sloped roof is a term that osha felt it needed to be defined in its walking working surfaces update published november 18 2016.

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. Osha has designated three work zones on low slope roofs with unprotected edges that are four feet or more above a lower level. A low sloped roof is defined as a slope equal or less than a ratio of 4 to 12.

Aerial lifts may be used to transport personnel so long as the requirements in 29 cfr 1926 453 which cover aerial lifts are met. Final paragraph b 13 is a new provision that establishes fall protection requirements when employees perform work on low slope roofs.