IDOT Prequalifications

  • Special Services – Surveying
  • Location Design Studies – Rehabilitation
  • Special Services – Sanitary
  • Highways – Roads and Streets
  • Highways – Freeways
  • Special Services – Construction Inspection
  • Airports – Design
  • Special Services – Asbestos Abatement Surveys
  • Special Services – Hazardous Waste: Simple
  • Hydraulic Reports – Waterways: Complex
  • Special Studies – Location Drainage
  • Hydraulic Reports – Waterways: Typical