Ultra Rail Installation Manual

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8
Pre-Installation Requirements
Site Survey
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Measure the roof surfaces and develop an accurate drawing, including any obstacles such as chimneys and roof vents.
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If plans are available, check to make sure that the plans match the final structure.
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Identify any roof access areas or keep-out areas as required by the local AHJ (i.e. fire lanes).
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Identify any construction issues that may complicate the process of locating roof framing members from the roof surface.
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If you find structural problems such as termite damage or cracked roof framing members that may compromise the
structure’s integrity, consult a structural engineer.
X-AXIS
Y-AXIS
22'-4"
52'-0"
11'-2"
28'-0"
40'-0"