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AZCOM AECOM 916 414 5800 tel 2020 L Street Suite 400 916 414 5850 fax Sacramento CA 95811 www aecom com i M ENT EXITI IT I September 16, 2016 Adam Weinstein Planning Manager Deputy Director of Community Development 200 Old Bernal Avenue P 0 Box 520 Pleasanton, CA 94566-0802 SUBJECT Amendment 2-Proposal for Continuing Environmental Consulting Services for the Lions Wayside and Delucchi Parks Improvements Project, Pleasanton,Alameda County, California Dear Adam Thank you for the opportunity to present you with this proposal to provide continuing environmental consulting services We understand that the City of Pleasanton (City)would like to review additional alternatives to the current conceptual plan for park improvements, specifically pertaining to the disposition of Kottinger Creek within Lions Wayside Park These alternatives would be shaped in response to comments on the current conceptual plan received at the on-site multi-agency meeting held April 6, 2016 Based on our knowledge of the project and information provided in emails and phone conversations, AECOM proposes to provide consulting services as defined in the attached scope of work The scope includes three conceptual plan design alternatives For the selected alternative, AECOM would provide a California Environmental Quality Act(CEQA)Addendum to the Initial Study, engineering design plans at the 30% level, and revision and re-submittal of regulatory permit applications As we discussed, the City would like to see one alternative based on the maximum allowable linear impact in order to permit the project under the U S Army Corps of Engineers' Nationwide Permit (NWP) program and avoid the more extensive individual permit process For NWP 42 Recreational Facilities, the maximum allowable impact(culvert length) is 300 linear feet The second alternative to be provided would meet the more restrictive recommendations of the Regional Water Quality Control Board This alternative would include a bridge or culvert structure on Kottinger Creek in the area between the proposed bandstand and great lawn, and a second structure for bicycle and pedestrian traffic across the creek channel in the northeast area of the park AECOM would like to develop a third alternative involving pulling back and re-grading the stream bank adjacent to the great lawn to create an amphitheater-style, gentle slope that would provide a large viewing area and better visibility of the stage This design would create access between the great lawn, the stage, and the Firehouse Arts Center while reducing safety concerns, improving ease of maintenance, and creating increased stormwater capacity and infiltration in Kottinger Creek This alternative would likely satisfy the regulatory agencies and has the added benefit of being less costly than options involving placement of structures in or over the creek Once a new alternative is selected, the Initial Study Addendum would revisit the 2015 Initial Study in light of the new information regarding the project design We believe an addendum will comply with CEQA given the reduced scope of construction and we propose the following approach AECOM would prepare an addendum that would describe the changes to the project, the new scope of construction, and the new construction schedule The primary objective of the addendum would be to