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Page 36 of 68 <br /> <br />3. Nonstructural concrete slabs supported directly on the ground, including pre-stressed slabs <br />on grade, where the effective pre-stress in the concrete is less than 150 psi (1.03 MPa). <br /> <br />4. Concrete foundation walls constructed in accordance with Table 1807.1.6.2. <br /> <br />5. Concrete patios, driveways and sidewalks, on grade. <br /> <br />7-5-170 STRUCTURAL OBSERVATIONS FOR SEISMIC RESISTANCE. <br /> <br />Section 1704.6.1 of the 2025 California Building Code is amended by adding new item 6 and <br />exception to read as follows: <br /> <br />6. Structural observations of the lateral system shall be provided for all new commercial, <br />industrial, and multifamily buildings and all new single-family dwelling on hillsides. <br /> <br />Exception: Structural observations of the lateral system may be waived for one- and two- <br />story wood residential structures when such structures are in full compliance with <br />conventional light frame construction of Chapter 23 of the California Building Code or the <br />California Residential Code. <br /> <br />7-5-175 SOILS AND FOUNDATIONS. <br /> <br />Sections 1803.8, 1803.9 and 1803.10 are added to the 2025 California Building Code to read <br />as follows: <br /> <br />1803.8 Review. Before issuing a permit for a building where soil and foundation <br />investigation is required, the Geotechnical Engineer or Civil Engineer in responsible charge <br />of the soil investigation shall state in writing (must be signed and stamped): <br /> <br />1. The plans and specifications substantially conform to the recommendations in the soil <br />investigation. <br /> <br />2. The Geotechnical Engineer or Civil Engineer in responsible charge of the soil investigation <br />has been retained to provide soil site observation and provide periodic and final reports to the <br />city. <br /> <br />1803.9 Field Report. Before requesting a foundation inspection from the City, the <br />Geotechnical Engineer or Civil Engineer in responsible charge of the soil investigation shall <br />provide a written field report stating: <br /> <br />1. The building pad was prepared and compacted in accordance with the soil report and <br />specification. <br /> <br />2. The foundation or pier excavation, depth, backfill materials, and drainage (if applicable), <br />substantially conforms with the soil report and approved plans. <br />Resolution No. 2025-152