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1704.2 Replace Exception 2 as follows:
2.
The special inspections and verifications for foundation concrete, other than cast-in-place drilled piles or caissons, are not required for occupancies in Group R-3 and occupancies in Group U that are accessory to a residential occupancy, but not limited to, those listed in Section 312.1.
This exception shall not apply to foundations serving as retaining walls of soil over 5 feet (1829 mm) in height measured from the base of the foundation, or the structural design of the footing based on a specified compressive strength, f’c, greater than 2,500 pounds per square inch (psi) (17.2 MPa), regardless of the compressive strength specified in the construction documents or used in the footing construction.