Agmt19 City of Menlo Park - Laserfiche WebLink

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In order to satisfy specific conditions within the SAA, the City will utilize a biological services firms under separate contract. The general scope of work to be performed by the qualified biologists and biological monitors includes pre -construction bat surveys and reports, construction work area layout, education training, on-site biological construction monitoring and post -construction reporting. The Contractor will need to coordinate their schedule for performing the maintenance cleaning activities with the selected biological services firm to ensure conformance with all requirements in the SAA. This includes providing adequate notice and coordination to ensure availability of the biological services firm to perform a pre -construction bat survey within 30 days of starting on-site work, to layout the work area, and to perform education training and site monitoring during all on-site maintenance cleaning activities. Protection of Channel: Pursuant to the SAA, the following measures shall be taken to protect the Channel: A. A clamshell bucket and hand tools shall be used to remove vegetation from the Channel. B. No equipment shall be placed or operated in the Channel. C. Mowing shall only occur on top of bank above ordinary high water level and shall not occur within the Channel or lower bank. D. Staging and storage areas for equipment, materials, fuels, lubricants and solvents shall be located away from the wetted areas. E. Any equipment or vehicles operated adjacent to the creek areas shall be checked and maintained daily to prevent leaks of materials into the water. Vehicles must be moved 150 feet away from the stream prior to refiieling and lubrication. F. All workers shall decontaminate waders, boots and other clothing that will come in direct contact with the water to prevent the spread of aquatic diseases. The decontamination of clothing and equipment shall comply with the methods included in the SAA - Avoidance and Minimization Measures Item 2.6 (Exhibit A-1). These methods are summarized below, and one or more of these methods shall be used: a. All equipment shall be dried in an upland location following last aquatic use. The minimum drying time depends on the average daytime temperatures, at least 7 days of drying time for average daytime temperatures more than 80 °F and at least 30 days of drying time for average daytime temperatures less than 80 °F. b. Scalding water wash (at least 140 °F) with varying high and low pressure spray to dislodge pathogens and vegetation. c. Freezing at a temperature less than 32 °F for more than 72 hours. d. Soaking in a hospital -grade disinfectant solution for at least two minutes. Disinfected clothing and equipment shall be thoroughly rinsed in a water bath before entering the stream. Repeat decontamination is required only if the equipment/clothing is removed from the site, used within a different waterbody, and returned to the project site. Site Considerations Staging and access for the project will be from the public right-of-way on Marsh Road and Haven Avenue, adjacent to the Channel. No equipment, with the exception of hand tools and clamshell bucket, shall be allowed within the Channel. REV: 09-19-19 EI ATTY/AGR.2019.250/City of Redwood City (Page 7 of 34)