The $39-million Diamond Green Diesel No. 2 Plant Expansion was designed to more than double the capacity of renewable diesel at DGD’s Norco, La., refinery.

The $1.4-billion expansion of the Phillips 66 natural gas liquids complex in Sweeny, Texas, transformed the facility into one of the nation’s largest NGL processing hubs and quadrupled the site’s capacity. 

Regarded as the most important building for Rice University for the next 100 years, the $77-million Brockman Hall for Opera required exceptional acoustical integrity and a striking European design.

With the Beth Yeshurun Sophia and Jack Bender Memorial Chapel funded by a single donation, the project team worked to balance costs with thoughtful design elements that would honor Jewish ceremonial traditions and the Bender family’s legacy.

Built to be resilient against future sea level rise, the mixed-use development on East Boston’s waterfront transformed an underutilized area into an active and publicly accessible extension of its surrounding neighborhood.

Each year, through ENR’s Regional Best Projects competition, the magazine highlights some of the area’s most innovative projects.

Built to help fish traverse the Deschutes River, Tumwater Falls Hatchery welcomes 250,000 annual park visitors and 3.8 million Chinook salmon each year.

The Gideon Street Overcrossing in Portland, Ore., now links the old and the new with a bicycle and pedestrian bridge over five separate railway tracks, crossing the TriMet light rail and Union Pacific Railroad tracks, and restoring an important connection in the Hosford-Abernethy neighborhood. 

As a telecommunications company, T-Mobile US knows the power of strong connections. The team renovating its Bellevue, Wash., headquarters paid special attention to connecting multiple buildings throughout the campus, which spans more than 1 million sq ft of office space.

Built in 1931, the historic St. Edward Seminary in Kenmore, Wash., has been reimagined as a hotel and public amenity for visitors to St. Edward State Park.