1710.3 - Structural observations for wind requirements
Structural observations shall be provided for those structures sited where the basic wind speed exceeds 110 mph (49 m/sec) determined from Figure 1609, where one or more of the following conditions exist:
1. The structure is classified
as Occupancy Category III or IV in accordance with Table
1604.5.
2. The building
height of the structure is greater than 75 feet (22 860 mm).
3. When so designated by the
registered design professional responsible for the structural
design.
4. When such observation is
specifically required by the building official.
Notes
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