Project Overview
Phase one of the I-85 Corridor Improvement Project includes comprehensive upgrades to the highway, bridge and rail infrastructure located along a vital stretch of I-85 in North Carolina's Triad region... details

Project Cost
NCDOT originally estimated phase one would cost about $180 million to complete. But, the bids for the design-build project came in far below that estimate. The $136 million contract was awarded to Flatiron-Lane, a joint venture of Flatiron Constructors Inc. and
The Lane Construction Corp... details

Design-Build Method of Construction
Phase one will be built using the design-build method. It allows NCDOT to award contracts to companies who use teams of designers and contractors simultaneously to design and construct a project to expedite its completion. This unique, all-in-one approach helps the department avoid cost inflation and allows the contractor to make innovations that save taxpayer dollars... details

Timeline for Phase One
NCDOT broke ground on phase one on Sept. 29, 2010, with work beginning the following day. Final completion of all I-85 work is set for May 2013. See our Schedule page for more details.

Project Purpose
This project will improve safety and mobility across multiple modes of transportation along the I-85 corridor... details

Project History
NCDOT was prepared to take bids on this project in 2004; however, budget constraints prevented the project from being let to contract. The subsequent rise in construction costs and decline in revenues, as well as North Carolina equity formula requirements that limit the amount of money that can be allocated to a single region of the state, prevented the department from funding this project for many years despite its growing importance.

Phase Two
Design work on phase two of the I-85 Corridor Improvement Project in Davidson County is currently under way... details

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