US 1 Pedestrian and Bicycle Safety Evaluation
Howard County, MD

US 1 is a principal arterial roadway serving commercial, residential and institutional land uses, in an economically disadvantaged area of the County with a higher than average pedestrian crash rate.   Sabra Wang identified and developed safety enhancements along the 11 mile segment within the County to facilitate improved pedestrian safety, accessibility and support economic development.


  • Traffic Data Collection
  • Traffic Operations Analysis
  • Crash Data Analysis
  • Traffic / Pedestrian safety
  • Stakeholder / Public Involvement
  • Preliminary Engineering


Work Efforts Included:

  • Field audit of existing pedestrian and bicycle infrastructure, gaps and barriers, and substandard roadway design
  • Literature and best-practice review
  • Evaluation and mapping of existing crash data
  • Multi-modal  traffic data collection
  • Traffic operations analysis and modeling
  • Traffic control warrant evaluation
  • Identification of planned developments and private sector transportation improvements
  • Development of toolbox of engineering design/ operations, enforcement and educational safety strategies
  • Concept development for signal upgrades, new marked crosswalks, refuge islands, new sidewalks/ side paths, lighting, access management, traffic calming, and upgraded pedestrian crossing traffic control
  • Preliminary engineering design
  • Cost Estimates
  • Public and stakeholder engagement including State, MPO, law enforcement, businesses and communities

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