Item 17 - Engineering and Traffic Survey for Speed Limits Updates

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Appendix ATTACHMENT 1 SCOPE OF WORK CITY OF SANTA ANA REQUEST FOR PROPOSALS FOR ENGINEERING & TRAFFIC SURVEY FOR SPEED LIMITS UPDATE RFP NO.: 21-002 INTRODUCTION The City of Santa Ana (City) has a large network of arterial, secondary and collector streets with posted speed limits. State law mandates that posted speed limits must be established on the basis of an Engineering and Traffic Survey every five, seven, or ten years. The last Engineering and Traffic Survey in Santa Ana was conducted in 2016 but extended until 2023. The City now needs a new study to update the posted speed limits. Due to COVID traffic impacts the City expects to start the speed survey study in Fall of 2021. However, the study maybe delayed until Spring 2022 or even Fall 2022. DESCRIPTION The City is issuing this Request for Proposals (RFP) for the Engineering and Traffic Survey For Speed Limits Update. The consultant shall do the Engineering and Traffic Survey work in accordance with the State of California, Department of Transportation, California Manual on Uniform Traffic Control Devices, Part 2B.13 (Speed Limit Sign) and the State of California Vehicle Code 627 and 40802, and sections 22348 through 22413. Recent changes to the law will be applied, as required, to this project at the City's discretion. Each person conducting the vehicle speed (radar) surveys shall be certified by an authorized entity or instructor acceptable to the City. Additionally, each radar gun used for speed surveys shall be certified that it meets and/or exceeds all of the manufacturer's specifications by an authorized entity, distributor, or repair facility acceptable to the City. Proof of certification must be included in the proposal. Consultant shall consider the results of the Safe Mobility Santa Ana (SMSA) study, as needed, for appropriate posting of speeds. The SMSA study is a citywide collision safety study that will identified high collision corridors and intersections. PROJECT TASKS The Consultant shall provide all necessary services to perform the following tasks: Conduct vehicle speed (radar) surveys for 200 street segments within the City of Santa Ana. The number of segments shall be confirmed according to the City's Master Plan of Streets and Highways and the latest California Road System (CRS) Map. Surveys shall not be conducted on weekends or during peak traffic hours. Provide the radar speed survey field sheets (with raw data) and radar speed survey analysis sheets for each surveyed street segment (samples for both attached). Please Note: If speed survey data seems either unusually high or low, the City may require such locations to be resurveyed at no additional cost to the City. 2. Conduct field reviews of each of the 200 street segments. The field reviews for traffic factors shall be conducted while school is in session. Provide a field review summary sheet for traffic factors, roadway factors, and adjacent land uses, etc. (sample attached). 3. Determine the appropriate speed limit for each segment following the State of California's and the