Making the Most of Digital Tools
From the outset, the Westadium consortium considered efficient procurement, constructability, long-term maintenance, and asset management in the design of Optus Stadium. For these reasons, Arup's engineers...

The Corps and the Cofferdam: Raising the USS Maine
A decade after it sank in the Havana Harbor, a team of Army engineers raised the USS Maine to determine what caused the explosion that sank it....

Energy Star
The recently opened corporate headquarters of United Therapeutics is one of the largest net-zero energy office buildings in the world. Geo-exchange wells, an earth labyrinth, natural ventilation, and electrochromic...

Double Duty
On June 8, 2018, more than 100 years after its namesake was born in the Little Harbor neighborhood of Portsmouth, New Hampshire, residents and dignitaries from New Hampshire and Maine gathered to celebrate...

Mixed Foundations Resolve Complex Conditions
A 46-story residential tower currently under construction in downtown Boston abuts an existing parking garage, necessitating extreme care to ensure its stability amid tight space constraints. Part of the...

Solutions for Soft Soils
Because of highly permeable soils and high water tables, deep foundations and basements in southeast Florida have been virtually impossible, limiting the excavation depths in cities like Miami and leading...

Teaching Cars to Drive
The Michigan-based American Center for Mobility is located at a former World War II bomber factory, later an auto plant, that was environmentally challenged after decades of industrial use. Though the...

Options Open
The 60,000-seat Optus Stadium was designed to blend in with its surroundings while serving as an icon for the Perth, Australia, metropolitan area. Engineered to be truly multipurpose, the venue is able...

Infrastructure Solutions: Ports Modernize
ASCE's 2017 Infrastructure Report Card gave ports in the United States a grade of C+, a full grade higher than the nation's overall infrastructure score and a slight improvement over the category's previous...

A Combo Foundation Does the Job: Piled-Raft Foundation Design for a Supertall Skyscraper
Lotte World Tower is a 123-story, 555-m supertall skyscraper with a 6-level basement for retail and car parking located at Jamsil-dong in Seoul, South Korea. (Editor’s Note: For additional information,...

Micropiles Support the "Missing Link": Understanding Load Transfer in Challenging Subgrades
Authorized by Congress in 1944, the Foothills National Parkway partly traverses the foothills of the Great Smoky Mountains in Eastern Tennessee. Large sections of the parkway cross high ridges located...

Geotechnics of the Suez Canal Construction: 150 Years Old, but Nearly Four Millennia in the Making
Construction of the Suez Canal created one of the most important waterways in the world, connecting the Mediterranean and Red Seas. Its construction from 1854 to 1869 created three cities, Port-Said, Ismailia,...

Supporting A National Treasure: Spruce Tree House Alcove Arch Stabilization
Mesa Verse National Park, located in southwestern Colorado, honors the cultural significance of the fantastic cliff dwellings of the Ancestral Pueblo people, who lived in the area from AD 600 to 1300....

Glacier Skywalk: Foundations for a Canadian National Park Landmark
Jasper National Park, the largest national park in the Canadian Rockies, is located in the Province of Alberta, north of Banff National Park and west of Edmonton. Declared a UNESCO World Heritage Site...

Compliance with the Standard of Care: Hurricane Katrina Canal Breaches in New Orleans’ Lower 9th Ward
On August 29, 2005, more than 50 levees and flood walls failed to protect New Orleans, LA, during Hurricane Katrina, one of the most devastating storms to ever hit the U.S. mainland. Among the failures,...

Railroad Tunnel Clearance Improvement and Linear Replacement: What Happens with Unexpected Ground Conditions during Tunnel Construction?
To increase the capacity and efficiency of transporting waste by rail to an existing landfill, Enviro Solutions Inc., the landfill owner, and CSX Transportation (CSXT), the rail line owner, sought the...

Where Geosynthetics Meet Mining Geotechnics: Part of the Mining Engineer's Toolbox
From enhancing stability to providing environmental containment, geosynthetic materials play an important role in mining projects and geotechnics in general. While often overlooked, advancements in geosynthetic...

Canals, Cutoffs, and the Vicksburg Campaign
During the American Civil War, the term “Union” was used to refer to the United States of America, and specifically to the national government and the 20 free states and five border slave states that supported...

A Sinking Feeling in Happy Valley: Limited Mobility Grouting Arrests Movement of Emergency Room
Shortly after construction began on a new emergency room addition at the Mount Nittany Medical Center in State College, PA (a.k.a. "Happy Valley"), the existing structure and new construction began to...

New Home for the Maid: Rockfalls, Talus, and the Race for a Dry Dock
The Maid of the Mist Corporation (MOTMC) has operated the iconic Maid of the Mist boats beneath Niagara Falls since the early 1900s. Traditionally, the company has provided trips from...

 

 

 

 

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