Agmt21 Bear Electrical Solutions, Inc.

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C. Pedestrian Signal Faces shall be a single section with the "Upraised Hand" and "Walking Person" overlain on the left of the pedestrian signal face, and the "Countdown" on the right of the pedestrian signal face. 2.20 BATTERY BACK-UP SYSTEM FOR TRAFFIC SIGNALS A. Battery Back-up Systems for Traffic Signals shall be in conformance with "Specification for Battery Back-up System" by the Department of Transportation dated July 2009, as amended below: 1. References to "State," "Department," or similar references meant to refer to the Department of Transportation shall be amended to refer to the City or the City Engineer as appropriate. 2. References to Caltrans Model 332L Cabinets, Model 170E Controllers, and Model 2070 Controllers shall be amended to refer to Caltrans Type P Cabinets and NEMA Type 90 Controllers as appropriate. 3. The following paragraph is added to Section 5: Paragraph 5.0: The Contractor shall provide a Certificate of Compliance to the City Engineer certifying that the battery back-up system meets or exceeds these specifications. 2.21 LUBRICATING COMPOUND A. Contractor shall apply high-pressure, high-temperature anti -seize and lubricating compound on all threaded nuts and bolts, including anchor bolts and components of signal mounting hardware assemblies. B. Contractor shall use THREADEASE of approved equal. PART 3 - EXECUTION 3.01 TRENCHING, BACKFILL AND SHORING A. Trenching shall conform to Section 02202 of these Specifications. B. Depth of trenches for conduit or conductors in areas to be covered by street paving shall be such as to provide thirty (30) inches of cover for conduits or conductors. Trench depth under sidewalks shall be such as to provide eighteen (18) inches of cover over the conduit or conductor to the paving subgrade, or as indicated on the plans. 3.02 CONDUIT JACKING A. Placement of conduit beneath existing pavement and sidewalk may be by jacking methods when approved by the City Engineer. B. Where conduit is to be installed by jacking or drilling longitudinally along the curb line, installation shall conform to the provisions in Section 87-1.03B, "Conduit Installation" of the State Standard Specifications. C. Pavement shall not be disturbed without written permission of the City Engineer. D. Jacking pits shall be kept two (2) feet clear of the edge of any type of pavement. E. Excessive use of water, such that pavement might be undermined or subgrade softened, will not be permitted. 3.03 FOUNDATIONS A. Concrete for foundations of standards and cabinets shall be installed in conformance with Section 2.01, "Portland Cement Concrete," of these specifications. REV: 12-21-2020 PR ATTY/AGR.2020.306/Bear Electrical Solutions (Page 28 of 35)