(a) Plans and Permits. Plans and permits are required for retaining walls over three feet in height. Plans shall be submitted to the City Engineer and the Chief Building Official for approval.
(b) Materials. Walls built to permanently retain or support adjoining earth or rock shall be constructed of approved masonry, plain or reinforced concrete. Corbeled retaining walls constructed of dry, solid concrete, stone or other material, may be permitted if approved by the Chief Building Official.
(c) Soil Pressure. The pressure on the soil under such retaining walls shall not exceed the safe bearing capacities allowed by this Building Code. 2000 PSF will be assumed. Verification will be required at the discretion of the City Engineer or the Chief Building Official.
(d) Coping. Retaining walls shall be properly protected by a durable coping unless such walls are constructed of concrete.
(e) Guardrails. Guardrails are required when the height difference between corresponding grades is thirty inches or more. Guardrails shall comply with the requirements of Section 1341.01
(b)(3).
(Ord. 142-96. Passed 9-23-96.)