The long-running program to electrify 52 miles of commuter rail in Northern California has survived political infighting, pandemic disruptions and contract disputes.
Navigating heavy train traffic and a swamp, crews have reached the halfway point on the $1.7-billion Portal North Bridge across the Hackensack River in New Jersey.
The InQuik system offers a lighter-weight, faster alternative to precast bridges and is drawing attention of transportation agencies across the country.