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SCOPE OF SERVICES CITY OFSANTAANA I►J SANTA ANA BOULEVARD GRADE SEPARATION ■ HARKTHOHAS has been included have been assumed based on a conducted on Santa Ana Boulevard to understand review of existing project information and a heavy vehicle percentages. Fehr& Peers will preliminary review of the project site. If additional collect traffic signal timing from the City of Santa studies are identified during the environmental Ana and Caltrans at the study locations. phase of the project a scope of work and cost will Fehr & Peers will conduct an existing conditions be submitted for approval by the City prior to their assessment that will evaluate the existing roadway initiation. system, transit network, and pedestrian/bicycle For each technical study the following submittals facilities within the study area, along with existing are assumed (additional submittals would be traffic volumes, and intersection and roadway considered out of scope): levels of service. • Draft Technical Study (electronically to the Fehr& Peers will prepare future traffic forecasts for City and then to Caltrans) the below scenarios utilizing OCTA's latest travel • Revised Draft Technical Study demand model, Orange County Transportation (electronically to the City and Caltrans for Analysis Model (OCTAM), which is consistent with concurrent review) Connect SoCa12024 (Southern California • Final Technical Study for approval Association of Governments 2024 Regional (electronically to the City and Caltrans for Transportation Plan and Sustainable Communities concurrent review and concurrence; Strategy with base year 2019 and future year assumes no further comments) 2050). A review of OCTAM land use will be conducted to confirm that land use growth 6.3.1 Traffic Analysis assumptions are consistent with City expectations While the reduction in lanes is supported by (Please note that Fehr & Peers recently conducted preliminary review of average daily traffic, a this model land use review as part of the City's focused review of peak hour travel is needed to Climate Action Plan and found consistency with confirm commute congestion is within City and City growth expectations). Two future model runs OCTA standards. The study will evaluate the (with and without project) will be performed to Santa Ana Boulevard corridor intersections using understand potential redistribution with the project. microsimulation software, SimTraffic, which is 1, Opening Year Conditions: project opening appropriate for closely spaced intersections in year conditions assuming no project. An congested corridors. Microsimulation is required to ambient growth rate will be developed by evaluate how queues between intersections build referencing OCTAM and the inclusion of up over space and time and potentially create relevant pending and approved gridlock between the closely spaced intersections. development projects anticipated to be in The following five intersections will be evaluated: operation by opening year. 1. Santiago Street/Santa Ana Boulevard 2. Future Year Conditions: Future year 2. Fuller Street/Santa Ana Boulevard conditions to be based on OCTAM 3. 1-5 SB Off-Ramp/Santa Ana Boulevard forecasts with no project. 4. Santa Ana Boulevard from Santiago Street 3. Existing plus Construction Conditions: An to Fuller Street analysis of potential impacts during 5. Santa Ana Boulevard from Fuller Street to construction of the proposed project 1-5 SB Off-Ramp assuming that one lane in each direction will be provided throughout construction. Fehr & Peers will collect new peak period turning 4. Opening plus Project Conditions: Opening movement traffic counts (7-9 AM & 4-6 PM) to year traffic volumes with project roadway prepare the existing conditions baseline condition. configuration. Traffic counts will include pedestrian and bicycle 5. Future plus Project Conditions: Future year counts to reflect the active uses in the corridor. A traffic volumes with project roadway 24-hour vehicle classification count will also be configuration.