Structural Design Requirements for Miscellaneous Structures

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Transmission and cell towers 

Design loads shall be determined per Structural Standards for Antenna Supporting Structures and Antennas (TIA/EIA-222-G). The structural design must account for atmospheric ice loads and increased wind load on ice-covered sections.

Signs and fabric-covered awnings 

Signs and fabric covered awnings are governed by City of Portland Title 32

Floating structures 

Floating Structures are governed by the City of Portland Title 28.