Illinois High-Speed Rail

Illinois Department of Transportation - District 3

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Illinois High-Speed Rail

HEI was selected by the Illinois Department of Transportation, District 3 to provide construction oversight services for the reconstruction of at-grade Union Pacific Railroad (UPRR) crossings in the cities of Pontiac and Dwight, Illinois. The projects were part of the Illinois High-Speed Rail project involving improving existing rail services between Chicago and St. Louis with upgrades allowing trains to travel up to 110 miles per hour. The $4 million Dwight project included UPRR crossings on Mazon Avenue (IL Rte. 17) and the crossing on Chippewa Street. 


This project involved the intersection of the UPRR with Reynolds Street Improvements to the crossings included installation of four-quadrant gates to prevent traveling over the tracks while trains are passing, new signage, improved roadway profile to approaches to the tracks, pavement markings, and upgrades to pedestrian crossings and sidewalks.

Construction Inspection Services

  • Construction Observation/Inspection
  • Materials Testing
  • Plan Constructability Reviews
  • Issue Resolution
  • Process Pay Requests
  • NPDES Erosion Control Inspection
  • Freeway Corridor Management
  • Quantity and Material Documentation
By Sterling, Illinois June 25, 2026
IL 40 Reconstruction
By Henry & Rock Island County, Illinois June 25, 2026
Interstate Route 80 Resurfacing and Reconstruction
By Galena, Illinois June 25, 2026
US 20 Reconstruction
By Monmouth, Illinois June 25, 2026
Monmouths Downtown Square Reconstruction/Streetscape
By East Moline, Illinois June 25, 2026
Greater Downtown Reconstruction/Streetscape
By Peoria, Illinois June 25, 2026
Wisconsin Avenue Reconstruction
By Peoria, Illinois June 25, 2026
Glen Avenue Reconstruction
By Washington, Illinois June 25, 2026
Hilldale Avenue Reconstruction
By Washington, Illinois June 25, 2026
Nofsinger Road Realignment
By Bloomington, Illinois June 10, 2026
Hamilton Road Extension
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