Award of Merit, Specialty Construction: Concrete Technology Corp. Graving Dry Dock Caisson Gate

After more than 100 gate docking and undocking operations across more than 45 years, Concrete Tech Corp.’s Tacoma dry dock was in need of a replacement caisson gate, a 150-ft-long floating concrete structure that serves as a watertight lock at the dry dock entrance.

Best Specialty Construction: Portland UG Network Willamette River Crossing

As part of the EPA Harbor Superfund Mile 11 Cleanup initiative, the project team installed two parallel horizontal directional drills beneath Portland’s Willamette River.

Best Project, Specialty Construction: Fully Automated Pitch Changeover Solution at Santiago Bernabéu Stadium

Sener Mobility’s retractable Hypogea system to store underground the natural grass soccer field of Santiago Bernabéu Stadium is a key component of its renovation

Award of Merit, Specialty Construction: GeoBarrier System at Furama Riverfront Hotel

This innovative project addresses slope stability challenges in Singapore’s urban landscape with a first-of-its-kind application that stabilizes a 22-meter-high slope with a history of failures.

Best Specialty Construction: Central Business District Tolling Program

North America’s first congestion pricing program aims to solve Manhattan’s decades-old traffic burden by tolling vehicles entering what have historically been the borough’s most congested areas