Tharp Brothers company motto of "Quality doesn't cost... it pays" has never been truer than in today's economic times. Companies considering an outside contractor will have a wide variety from which to choose. By choosing Tharp Brothers, you will have the peace of mind in knowing that you are getting the best service, equipment, and quality for your hard earned dollar. If you find yourself in need of an underground utility contractor to complete your project in a professional and efficient manner, Tharp Brothers is the West Central Illinois and East Central Iowa contractor to call. We look forward to assisting you with your project. Below is a list of the services we currently offer, along with our service area. Thank you for considering Tharp Brothers.

Utility Services

  • Directional Drilling
  • Plowing
  • Trenching
  • Backhoe Services
  • Bridge Attachments
  • Snooper Truck/Bridge Truck Services
  • Vacuum Utility Pothole Excavation
  • Handhole and Manhole Installation
  • Blowing and Pulling Fiber Optic Cable
  • Fiber and Copper Splicing
Tharp's Ltd., Utilities Underground  Installation, Oquawka, IL

Drafting and Design Services*

  • Design and Planning Assistance
  • Labor and Material Estimating
  • Construction Drawings
  • As-built Drawings

*Subject to approval of Project Owner and P.E. if applicable.

Birkey's Bulletin Article

Service Area


  • Burlington, IA
  • Davenport, IA
  • Bettendorf, IA


  • Peoria, IL
  • Springfield, IL
  • Macomb, IL
  • Galesburg, IL
  • Oquawka, IL
  • Monmouth, IL
  • Moline, IL
  • Rock Island, IL

*And Many More*

Will travel with Snooper Truck/BridgeTruck.

Putting down cable.