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I-77/I-40 Interchange Improvements & Reconstruction

Lane’s $260 million highway contract in North Carolina focuses on final improvements and upgrades to the I-77/I-40 Interchange in Statesville, NC in Iredell County. This forward-looking project is designed to decrease traffic congestion and improve safety, according to the North Carolina Department of Transportation (NCDOT).

11%
Reduced GHG emissions from concrete by being the first North Carolina DOT project to use Portland-Limestone cement
97%
Recycled content low carbon rebar used
Relieving congestion and meeting 2035 expected growth in vehicle traffic increases.

Overview

Lane was selected as the best value proposer for the design-build (DB) contract to widen both the interstate highways of 40 and 77. The total widening for both highways is approximately 7.4 miles long. A partial turbine interchange at the two interstates will be designed and constructed to improve the system connection. The interchange will feature high-capacity, high-speed ramps. Construction began in the spring of 2019; the project is estimated to be completed by mid-2024

Technical Highlights

I-77

  • Widening of I-77 for approximately 3.6 miles – median barrier separated
  • Interchange modification at Broad Street
  • New dual bridges at I-77 over I-40
  • New bridges at I-77 over Fourth Creek; US-64 over I-77; and Broad Street over I-77 in Statesville
  • Two new ramp bridges over I-77 at the turbine interchange

I-40

  • Widening of I-40 for approximately 4.0 miles – median barrier separated
  • Bridge widening of I-40
  • New bridge on I-40 over Fourth Creek Tributary
  • Bridge demolition, existing bridges on I-40 over closed ramp from US64