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Ordinance No.2245 Page 36 of 37 124. ROOT CONTROL BARRIER: The applicant shall provide root control barriers and 4-inch perforated pipe for all trees located within 8-feet of pavement or other hardscape, determined by the City Landscape Architect. Root barriers shall be located along the edge of the pavement wherever the tree is within 8-feet of pavement or hardscape. Information and details shall be included in the landscape plan submittal for review and approval by the Landscape Architecture Division. 125. TREE PRUNING: Pruning shall be conducted by a certified arborist familiar with the International Society of Arboriculture (ISA) pruning guidelines and shall comply with the guidelines established by the ISA, Tree Pruning Guidelines, current edition, to maintain the health of the trees. 126. TREE PROTECTION FENCING: Prior to issuance of a grading or building permit, the applicant shall install temporary 6-foot-tall chain-link fencing (or other fence type acceptable to the Landscape Architecture Division) outside of the existing tree drip lines. The location of the tree protection fencing shall be shown on the demolition plans (if applicable), grading, building, and/or landscape plans. The fencing shall remain in place until final landscape inspection by the Landscape Architecture Division. Removal of such fencing prior to approval may result in a "stop work order." OPERATIONS SERVICES DEPARTMENT— ENVIRONMENTAL SERVICES/UTILITIES DIVISION — 925-931-5500 127. SEWER LINE: The sewer line shall be private from the new manhole on Stoneridge Mall Road into the development. Prior to building permit submittal, the project plans shall be revised to reflect this requirement. 128. BACKFLOW PREVENTION ASSEMBLIES: Backflow preventer assemblies shall be designed and installed in accordance with current City Standards 704, 705, 706; State Health and Safety Code; Title 17; and as required by the Director of Operations and Water Utilities. All backflow preventer assemblies shall be tested and certified by a City approved tester with the certification submitted to the City's contractor, Aqua Backflow. Testing will be performed at the time City water is turned on to the site. If an existing backflow preventer is on the site it shall be tested and certified by an approved tester with the certification submitted to the City's contractor, Aqua Backflow, before project water is drawn through it. An all-weather cover shall be placed over all backflow prevention assemblies 4 inch and smaller. 129. FOG PROGRAM: All new food service establishments (FSEs) and all existing food service establishments with a building permit valuation of$50,000 or more shall obtain a wastewater discharge permit from the Director of Operations and Water Utilities and comply with the grease interceptor requirements as set forth in PMC Section 15.44. All other FSEs shall at a minimum comply with the grease trap and wastewater discharge permit requirements as set forth in PMC Section 15.44. (Note to author.- only applicable for restaurant and food uses— delete if not used.)