Listen to the article 3 minutes This audio is automatically generated. Please let us know if you have any comments. Major tunnel work is almost ready to leave Amtrak’s station the largest infrastructure investment in historyat the same time that the passenger rail company is adjusting the scope of the project. Construction has continued on the $6 billion Baltimore and Potomac Tunnel replacement program, according to an announcement Tuesday. ADVANCED, year AECOM-Jacobs joint ventureis the delivery partner of the project. However, in response to the challenges posed by construction market conditions, Amtrak and the Federal Railroad Administration have had to…
