These ladders have been thoroughly tested for strength and are able to withstand a 1500 loading without failure.
Roof access ladder fbc.
Cotterman fixed steel ladders are designed for use where safe solid vertical climbing access is required.
Alaco exterior roof access ladders are designed for permanent outside access to rooftops that are less than 20 ft.
Series f and series m modular fixed steel ladders are available with and without walk thru handrails at the top landing surface.
Custom made ladder brackets are also available to fit unusual wall surfaces or configurations.
Roof coverings installed on low slope roofs roof slope 2 12 in accordance with section 1507 shall resist impact damage based on the results of tests conducted in accordance with astm d3746 astm d4272 cgsb 37 gp 52m or the resistance to foot traffic test in section 5 5 of fm 4470.
Metal roofs constructed of cold formed.
15 2 2010 florida building code building roof assemblies and rooftop structures.
Precision s ladder treads are a full 2 1 4 in width and they are deeply serrated to maximize traction.
All structural metal roofing systems having a thickness equal to or greater than 22 gage and all.
Metal panel roof sys tems through fastened or standing seam shall be tested in accordance with ul 580 or astm e 1592 or tas 125.
Ladders are available in handrail only configurations or with different types of return structures at the top.
Precision offers a complete line of aluminum wall ladders custom fabricated to exact field measurements.