Parapet Roof Measurements

The minimum height of a parapet wall above the roof surface is 30 inches.

Parapet roof measurements.

Know your measurements before you arrive and gain the confidence you need to expedite critical projects without ever having to set foot on a roof. Minimum of 12 to top of parapet. A parapet height of 29 inches where employees are exposed to falls from a roof does not comply with the height requirement in 29 cfr 1910 23 e 1 and can not be considered acceptable by osha. First of all commercial and multi unit residential buildings are a lot bigger than single family homes in most cases.

Measuring a flat roof on a typical commercial building with a parapet can be arduous and complicated. 2015 ibc code commentary. Height of roofing at wall. In order for a roof parapet to provide adequate fall protection a roof parapet railing should be at least 42 in height.

This is in response to your letter of january 28 1983 concerning perimeter protection at setback roof levels. However when a roof slopes down toward an exterior wall and parapet with a slope greater than 2 12 further analysis is required to determine if a taller parapet is necessary. Skymeasure is a property measurement service created by roofing experts for roofing experts that provides a new level of accuracy simplicity and affordability. Top of parapet below cap to be sealed with fluid applied flashing.