Prairie Engineers, P.C. is prequalified with the Illinois Department of Transportation in the areas of:

  • Highways – Freeways
  • Highways – Roads and Streets
  • Location Design Studies – New Construction/Major Reconstruction
  • Location Design Studies – Reconstruction/Major Rehabilitation
  • Location Design Studies – Rehabilitation
  • Hydraulic Reports – Waterways: Typical
  • Airports – Design
  • Airports – Construction Inspection
  • Special Services – Aerial Mapping
  • Special Services – Construction Inspection
  • Special Services – Electrical Engineering
  • Special Services – Mechanical
  • Special Services – Sanitary
  • Special Services – Surveying 
  • Special Studies – Location Drainage
  • Special Studies – Pump Stations
  • Special Studies – Safety
  • Special Studies – Traffic Signals
  • Special Studies – Traffic Studies
  • Structures – Highway:  Simple
  • Structures – Highway;  Typical
  • Environmental Reports – Environmental Assessment
  • Environmental Reports – Environmental Impact Statement

Illinois Department of Transportation Environmental Disciplines

  • Community Impacts
  • Ecology
  • Noise
  • Water
  • Public Involvement
  • Technical Writing

Illinois Department of Transportation Land Acquisition Services

  • Negotiator
  • Specialty Appraiser

Prairie Engineers has been prequalified with the Illinois Capital Development Board in the areas of:

  • Civil Engineering
  • Electrical Engineering
  • Mechanical Engineering
  • Structural Engineering
  • Land Surveying


Prairie Engineers, P.C. is certified as:

8a Certified with the US Small Business Administration

Disadvantaged Business Enterprise (DBE) with the Illinois Department of Transportation (IDOT).

Female Business Enterprise (FBE) under the Business Enterprise Program of the State of Illinois.

Disadvantaged Business Enterprise (DBE) with the Missouri Regional Certification Committee and Missouri Department of Transportation (MoDOT).

Certified Minority and Women Business Enterprise (MWBE) with the Metropolitan St. Louis Sewer District (MSD)

Woman Business Enterprise (WBE) for City of St. Louis / St. Louis Lambert International Airport

WBENC-Certified Women Business Enterprise (WBE)

Economically Disadvantaged Woman Owned Small Business (EDWOSB) with the US Small Business Administration.

Disadvantaged Business Enterprise (DBE) with the North Dakota Department of Transportation.