Solar Distance From Edge Of Roof

The fire code which is partially enforced by building code is dictating these days that yes you need 36 inches from edge to panel to allow walking space for firemen.

Solar distance from edge of roof.

60mm gap 120mm from roof edge 70mm gap 140 mm from roof edge etc. In order to reduce the wind load the array should be a sufficient distance from the edge of the roof rule of thumb. The international fire code 605 11 3 2 4 that states panels modules installed shall be located no higher than 3 ft below the ridge to allow for fire department ventilation operations significantly decreases the attractiveness of residential solar pv because it applies to both sides of a peaked roof. Hope this helps steve.

Where either axis of the building is 250 feet 76 200 mm or less there shall be a minimum 4 foot wide 1290 mm clear perimeter around the edges of the roof. Between 6 feet and 15 feet from the edge. Each employee on a. Conventional fall protection guardrail fall restraint or fall arrest system is required.

So if you have a 50mm high gap between panel and roof 100mm minimum distance panel from the roof edge. However roof mounted solar installations must also be more than 30cm away from the external edge of the roof meaning that actually you will need an even larger space so this needs to be factored in to any roof sizing calculations. For general industry working at a 4 foot height or a low sloped roof osha requires. 6 feet from the edge.

Between 6 feet and 15 feet from the roof edge. Source i do a lot of inspections for solar. Panels with a minimum distance between the panel and roof edge of 2s where s is the gap between the underside of the panel and the roof surface. Conventional fall protection guardrail fall restraint or fall arrest system is required.

Answer background in 29 cfr part 1926 subpart m fall protection 1926 501 b 1 states. Employers are to ensure that each employee is protected from falling by using fall protection systems such as non penetrating guardrails safety net system fall restraint or fall arrest systems. Five times the distance between the modules and the roof surface. There shall be a minimum 6 foot wide 1829 mm clear perimeter around the edges of the roof.

Is there a safe distance from the edge of a roof for construction workers doing work while on a roof but not engaged in roofing residential pre cast erection or leading edge work. The minimum distance from the chimney is 60cm.