Highway Safety Improvement Program

Washington, DC

KCI performed studies, analysis and design services for nine intersections as part of the District of Columbia Department of Transportation’s Highway Safety Improvement Program. Services included:

  • DDOT HSIP Field Data Collectiondata collection including intersection turning movement counts
  • preparation of collision diagrams
  • preparation of base drawings
  • conducting site surveys
  • performing benefit-cost analyses
  • developing countermeasures
  • performing capacity analyses
  • preparing draft and final reports
  • preparing cost estimates
  • preparing preliminary engineering drawings

The nine high accident intersections include:

  • DDOT HSIP SignalsSouthern Avenue at Suitland Road, SE
  • 23rd Street at Southern Avenue, SE.
  • Southern Avenue at Benning Road, SE
  • Benning Road at G Street, SE
  • Stanton Road at Suitland Parkway, SE
  • 25th Street at Southern Avenue, SE
  • Mississippi Avenue at Wheeler Road, SE
  • Alabama Avenue at Stanton Road, SE
  • Martin Luther King, Jr. Avenue at Malcolm X Avenue (Portland Street), SE