HAMPTON ROADS, Va. (WAVY) – The Hampton Roads Bridge-Tunnel expansion will widen the tunnel to four lanes instead of three. 

HRBT project manager Jim Utterback, made the announcement during Thursday’s transportation meeting. He also said that the final operational configuration of the lanes has not been determined other than two of the lanes will be general purpose. 

This $3.6 billion project is the largest road project in Virginia history, according to VDOT.

Related: VDOT’s Utterback heading $3.6 billion HRBT expansion project

Two of contractors are vying for a contract for a project after the Skanska-Kiewit team notified VDOT last week that they will not pursue the project and will not be submitting a proposal, according to Utterback. 

The winning bidder will be selected in January, with construction set to begin in 2020 and be completed by 2024.