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A soils report is needed for construction on a slope steeper than 3:1 (Horizontal:Vertical), excavations removing lateral support, when a structure cannot be designed per building code values, and/or for structures which do not conform to chapter 18 of the 2014 LABC. Reports are also required for sites in seismic hazard zones that are not exempt under Information Bulletin P/BC 2014-044.

Land designated as “Hillside Area” on the Department of City Planning Hillside Area Map (12.21A.17), which can be viewed on NavigateLA. The area where construction projects are subject to the “Baseline Hillside Ordinance."

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