Kinetic Solar K-Rack™
Installation guide
Page 22 of 37
27 May 2019
9.
Pitched Roof Installation Instructions
Please note that other fasteners can be substituted for lag bolts as long as they meet or
exceed the shear and pullout strength of a 5/16” lag bolt. Installation procedures may
differ, follow manufacturer guidelines in place of Kinetic instructions where necessary.
9.1.
Layout Considerations
9.1.1.
Design Loads
9.1.1.1.
UL 2703 Design Load
Maximum Span
Downward Design Load
3600 Pa (75.3 lb/ft
2
)
48”
Upward Design Load
1600 Pa (33.4 lb/ft
2
)
48”
Down Slope Load
239 Pa (5.0 lb/ft
2
)
48”
Figure 19 UL 2703 Design Loads
9.1.1.2.
LTR-AE-001-2012 Design Load
*Please note that for loads greater than 2400 Pa (50 lb/ft
2
) the attachment to the
L-Bracket must be positioned at the bottom of the slot.
**Ground Mount Systems have not been mechanical load tested.
Maximum Span
Downward Design Load
5400 Pa (113 lb/ft
2
)
48”
Upward Design Load
2400 Pa (50 lb/ft
2
)
48”
Figure 20 LTR-AE-001-2012 Design Loads