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Hexagon Transportation Consultants, Inc. 40 South Market Street, Suite 600 · San Jose, California 95113 ° (408) 971-6100 · Fax (408) 971-6102 April 3, 2002 Mr. Curtis Williams City of Redwood City Planning and Redevelopment Department 1017 Middlefield Road P.O. Box 391 Redwood City, California 94064-0391 Subject: Proposal to Conduct a Traffic Study for the Proposed Service Station and Convenience Store at 504 Whipple Avenue Dear Mr. Williams: Hexagon Transportation Consultants, Inc. is pleased to submit this proposal to prepare a traffic analysis for the proposed service station and convenience store at 504 Whipple Avenue. The project as proposed will consist of replacing an existing vacant service station with a new service station that has twelve fueling positions and a 1,680 square-foot convenience store. Hexagon has many highly experienced and professional staff available to work on this project. Our proposed scope of services is based on our experience working in Redwood City. Our proposed Scope of Services, Time of Performance, and Cost for Services are described below. Scope of Services The study will determine the traffic impacts of the proposed development on the following two intersections near the site: Whipple Avenue and Veterans Boulevard/US 101 southbound ramp Whipple Avenue and Industrial Way/Winslow Street The intersection level of service analysis will be based on the Highway Capacity Manual (HCM) method, using thc TRAFFIX software. Based on direction from city staff, no Congestion Management Pro,ram (CMP) analysis will be required. The tasks to be included in thc analysis are: 1. Site Rec~nnaissance~ The physica~ characteristics ~f the site and th~ surr~unding r~adway netw~rk will be reviewed to identify existing roadway cross-sections, intersection lane configurations, traffic control devices, and surrounding land uses. 2. Data Collection. New AM and PM peak-hour traffic counts will be conducted for thc two study intersections. Additional counts will require authorization and additional budget. 3. Evaluation of Existing Conditions. Thc existing traffic conditions at the study intersections will be evaluated using TRAFFIX, based on current AM and PM peak-hour volumes. 4. Evaluation of Background Conditions. Background conditions pertain to future conditions without the project. Background traffic volumes will be estimated based on additional traffic from approved developments. City staff will provide Hexagon with descriptions (land use type and intensity/size,