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...

The Present And Future Of Virtual and Augmented Reality In Geotechnical Engineering: This Technology Has Gone Way Beyond Gaming!
One of the greatest challenges with subsurface construction has always been our relative inability to visualize underground conditions that are often comprised of spatially variable soil and rock strata,...

Automated Model And Parameter Selection: Incorporating Expert Input into Geotechnical Analyses
Excavation for construction of MIT Stata Center in Cambridge, MA. This complex soil-structure interaction problem required advanced numerical methods and soil constitutive models. A) PLAXIS 3D model of...

Lava Tubes as Resilient Extraterrestrial Habitats: An Option For A Permanent Human Settlement Beyond Earth
The design, construction, and maintenance of safe and comfortable habitations are some of humankind’s oldest and most important activities. Millennia of experimentation and planning have led to earthly...

Basements On The Beach: Overcoming South Florida's Shoreline Excavation Challenges
The South Florida beachfront is awash with an ever-increasing number of high-rise condominiums. As land becomes scarcer and increasingly expensive, and building regulations change to require above-grade...

Failures Inspire Progress: Protecting Sensitive Buildings from Tunnelling
Tunnelling in urban areas is always a challenge, and it’s especially so when construction is proximate to densely populated districts. Such was the case on January 25, 2005, when a 10-m length of a Barcelona...

Under-Slab Utility Installation with Aggregate Piers: It's All About Planning
Aggregate pier ground improvement is commonly used in North America to support buildings. The technology has expanded in the last decade thanks to refinement and introduction of new techniques, more rigorous...

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,...

Embracing Disruption
The benefits of strategically embracing technology research and development within architecture, engineering, or construction companies’ business models are varied. But at its core, doing so can enable...

Making the Most of Digital Tools (part of "Options Open")
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...

Student Solutions (part of "Teaching Cars to Drive")
A multidisciplinary team of students from the University of Michigan worked at the Willow Run site in 2014 on a constructed wetlands system to help remediate contaminated groundwater....

Tied Together
The replacement of the John Greenleaf Whittier Memorial Bridge was one of the signature projects of the Massachusetts Department of Transportation's $3-billion accelerated bridge construction program....

Cooperation Keeps Construction on Track (part of "Storage for One More Century")
As with the design process, each phase of construction of the Antero Dam rehabilitation saw Denver Water, RJH Consultants Inc., HDR, the Colorado Division of Water Resources (also known as the State Engineer's...

What Lies Ahead?
How will trends in climate change, alternative energy, high-tech construction, autonomous vehicles, smart cities, and public funding affect communities, infrastructure, and the practice of civil engineering...

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...

Skinny 'Scrapers
Incredibly slender towers are rising around the globe into the skylines of major cities, especially New York City. Often targeted at the wealthy who are able to pay astronomical price for spectacular views,...

Are Prescriptive Specifications in Design/Build Contracts Traps for the Unwary?
This month’s case, Appeal of American West Construction LLC, examines how one government board viewed the issue of prescriptive specifications in design/build contracts....

Next-Generation Sonar Improves on Best Existing Technology
A sonar system capable of visualizing underwater environments in real time can be used for underwater bridge inspections and other construction-related tasks....

From Fame to Failure: The St. Francis Dam (Part 2)
In the July/August issue, History Lesson examined the construction of California's St. Francis Dam and its catastrophic failure in 1928. This month's instalment examines the causes and aftermath of the...

Restoration Through Reclamation
The people of the Netherlands have a long history of reclaiming land from the sea. In one of the lasted examples, the construction of an artificial archipelago represents a remarkable collaboration among...

 

 

 

 

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