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Scope of Work Preparation of Plans,Specifications and Estimates Sunol Boulevard/1-680 Improvements Project August 21,2023 Reviews and Submittals • AECOM will submit technical reports in draft, revised draft incorporating Caltrans and the City's comments, and in final form,unless otherwise specified. • The total number of plan sheets is assumed to be approximately 180. Landscapine/Aesthetics • Advanced separate tree removal contract is not included. • Landscaping and Irrigation for private properties will not be included in the project. • Landscape improvement work will not be a separate contract. • Aesthetic treatment will be required for the retaining walls and other structures, as documented in the IS/MND (AMM-AES-01). Environmental/Permittina • The PS&E design will not result in any major new or substantially worsened impacts relative to those identified in the IS/1VIND, such that a new environmental document or additional public review is warranted. • The project will receive federal funding from FHWA in sufficient time to allow Caltrans to submit the Biological Assessment to the USFWS for a Biological Opinion, which is needed for all other permit applications. Section 10 consultation and/or project permitting through nonfederal means such as the East Alameda County Conservation Strategy will require a revised scope and cost. • Three state and federally listed threatened and endangered species will require evaluation in permit applications (California red-legged frog, California tiger salamander, and Alameda whipsnake). Species that become state or federally listed, including current candidate species, after execution of this contract are not included in this scope. • The need to inventory up to 20 additional trees is assumed to account for changes in the project impact/footprint or regulatory permit requirements. • All of the project's compensatory mitigation requirements can be fulfilled at mitigation banks. Development of a turn-key/permittee-responsible mitigation project is not included. • All permit application fees will be paid by the City. • Encroachment permit applications to perform design activities within State and the City right of way will be prepared by AECOM for the City's signature. Rip-ht of Way Support • The Encroachment Policy Variance Request that , pre-approved during the PA&ED phase, will be updated and resubmitted for approval. One updated draft and one final submittal for approval is assumed. Page 41 of 42