Trip Reduction & TDM

Lead Authority: Public Works – Traffic & Transportation



  • Implement employer and residential based Transportation Demand Management (TDM) Programs
  • Manage parking supply and prioritize parking for carpool & alternative fuel vehicles
  • Disincentivize new single occupancy vehicle (SOV) trips and car ownership through cleaner alternative transportation choices

Progress Metrics

  • Number of employers and neighborhoods implementing TDM programs1
  • Percent decrease in car ownership per capita2
  • Percent increase in transit ridership3

Implementation Measures


  • Ordinance requiring all new commercial projects with parking to have TDM plan, with an SOV mode-share reduction commitment of 10 percent
  • Ordinance requiring existing employers with 50 or more full time employees to have TDM plan with incentives, with an SOV mode-share reduction commitment of 10 percent
  • Allow developers to reduce parking requirement in exchange for providing new residents with transit passes, a carshare vehicle with membership for each unit, and secure bicycle storage.


  • Develop employer & residential TDM toolkit that businesses and housing units can use in developing TDM plan
  • Allow multifamily housing communities and homeowners associations to purchase transit passes for their residents at a discounted price, similar to those available to employers
  • Pilot Carsharing programs for multifamily housing units
  • Continue promoting local ride-hailing pilot program with Via


  • Educate businesses and employees about how technological tools can be used to facilitate telecommuting and carpooling.
  • Providing toolkit of TDM strategies and incentives businesses can use to develop plan.
  • Identify neighborhoods to target marketing of alternative commute choices


  • Metropolitan Planning Organization programs


  1. Surveys, TMA partnership
  2. CARB fleet search tool (coming soon)
  3. Transit Agency Data