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EXHIBIT A "Sewer&Storm Flushing&CCTV Services" Bid#OSD 2021-603 show the pipe conditions due to inadequate clean-up or are of such poor quality that the Engineer is unable to evaluate the condition of the sewer/storm or locate sewer service connections, the CONTRACTOR shall re-televise that section of the pipe at CONTRACTOR'S expense. 6. All water used in conjunction with the project improvements shall be metered and backflow protected by a City owned device: (Potable or Recycled Device) a. CONTRACTOR shall put in an application for a hydrant meter with the City of Pleasanton Customer Service Center. The deposit and monthly water fees will be waived. The contractor will be back charged for any damages that occur to the device. b. The hydrant meter device is to be only used within the City of Pleasanton for use within this contract.Any use outside of this contract without permission would result in fees and possible termination of this contract. 7. The CONTRACTOR shall remove all sludge, dirt, sand, rocks, roots, grease and other solid or semisolid material resulting from the cleaning operation at the downstream manhole of the section being cleaned. Procedure for removing roots may include the use of mechanical equipment such as rodding machines and bucket machines using root cutters and porcupines. Passing material from manhole section to manhole section which could cause line stoppages, accumulations of sand in wet wells, or damage pumping equipment, shall not be permitted. Chemical root treatment shall not be used by the CON"I'RACTOR. 8. If the CONTRACTOR encounters a surcharging manhole(flow exceeds the diameter of the sewer or storm pipe), the CONTRACTOR shall immediately notify the City of Pleasanton's Customer Service Center at(925-931-5500)and provide information on the location and cause of the blockage. 9. The CONTRACTOR shall prevent contract operations from causing a stoppage or overflow. In the event of a stoppage or overflow,the CONTRACTOR shall immediately notify the City of Pleasanton's Customer Service Center at(925-931-5500) The CONTRACTOR shall remove the stoppage and contain and mitigate the overflow.Overflows shall be mitigated to the City's standards including property damage overflows that shall require cleaning and restoration. All costs for damages occasioned by the overflow are the responsibility of the CONTRACTOR. 10. The CONTRACTOR shall use a 180-degree rotating head color camera for pipe sizes 6 inch and larger in diameter.The color camera shall be operative under 100 percent humidity conditions in the sewer or storm. The center of the camera lens shall be at or above the spring line of the sewer/storm being televised.The camera and ancillary equipment shall not block the sewage flow at any time. In cases where it will not be possible to remove a trapped camera by excavation of a sewer or storm line, a tag line shall be attached to each end of the camera to allow the camera to be pulled out from either end. If the camera gets stuck in the sewer or storm pipeline, the CONTRACTOR shall be responsible for all costs involved in extracting it and shall extract the equipment in a timely manner to avoid interruption to sewer or storm flow.The CONTRACTOR shall call the City of Pleasanton's Customer Service Center at(925-931-5500) to notify of the situation. 11. Lighting and camera quality shall be suitable to allow a clear in-focus picture for a minimum of six lineal feet of the entire inside periphery of the sewer/storm pipe. The camera shall have a minimum capability of 350 lines of resolution and should be of the "articulating head" type to allow laterals and Rate Sheet Page 2 of 5