Access Granted
In southeastern Pennsylvania, CSX Transportation sought to increase the productivity of its Trenton Line freight rail service by improving the vertical clearance of its tracks so that it could operate...

Avoiding Impacts of Collapsed Mines on Railways: A Multidisciplinary Geophysical Detective Approach
The presence of abandoned mine workings can pose a significant risk to the use and development of surface structures above them, including railway lines. Typically, the adverse and often sudden effects...

A Good Cause for a Causeway: How Geotechnology and Project Delivery Restored a Roadway Embankment Crossing a Historically Challenging Soft Ground Site
As part of a Minnesota Department of Transportation (MnDOT) design-build project, a causeway was constructed in 2017 to replace an aging bridge in the southwest metropolitan area of Minneapolis. The causeway...

Design of the Future Mexico City Airport: Attaining Resilience in Soft Ground
The Lake Texcoco region to the east of Mexico City is famed for its deep lacustrine deposits of compressible clay, which amplify ground shaking during seismic events. The area is also gradually subsiding...

Hidden in Plain Sight
In Rome, the new headquarters of the BNL-BMP Paribas Group banking organization is squeezed onto a narrow stretch of land between a railway station and a set of roadways. Yet the site helped yield a stunning...

Ready, Set, Launch
The replacement of a Warren through-truss bridge with a new structure similar in appearance over a very busy, 23-track rail yard in Minneapolis required prefabrication of steel trusses and an innovative...

The Virginia Difference
Designed in-house by the Virginia Department of Transportation, the recently completed Route 340 South Fork Bridge, in Front Royal, replaces an existing structure that dated to the early 1940s. The longest...

Sustainability and Resilience in Transportation Infrastructure Geotechnics: Integrating Advanced Technologies for Better Asset Management
The 2030 Agenda for Sustainable Development, adopted by the United Nations General Assembly in September 2015, enumerates 17 sustainable development goals (SDGs) to be achieved by the member countries...

Engineering Inspector Unable to Fend off Negligence Claims
A series of disputes arose out of a construction contract between the Texas Department of Transportation and its contractors....

Big River, Big Model
In an era of digital models, Louisiana’s Coastal Protection and Restoration Authority and Louisiana State University still see the value and importance of physical modeling. They have demonstrated that...

Unanticipated Benefits: The Moffat Tunnel
The Moffat Tunnel pierced the Rocky Mountains to connect Denver with the transcontinental railroad. But the tunnel brought something even more important: water....

Express Purpose
Conducted as part of a unique public–private partnership, the recently completed $1.4-billion upgrade of a nearly 6.5 mi long section of Interstate 35W in Fort Worth helps reduce congestion along a busy...

STTARS Trek
A custom-designed container, known as STTARS, is one of several structures, devices, and other engineering systems that NASA relies on to safely transport key elements of the James Webb Space Telescope...

Risky Business: Identifying an Acceptable Rockfall Standard
For many parts of the U.S. highway system, cut slopes in rock are as common as bridges and embankments. These cut slopes, as well as some natural ones, produce rockfalls that pose risks to highway conditions...

When Old Meets New: Railway Geotechnics and Remote Sensing
Railroad track, like any other built structure, relies on a foundation of geomaterials for support. In its most basal form, the railway track is quite simple: steel load-bearing members (rails) supported...

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...

Railway Geotechnical Asset Management in Great Britain: How Modern-Day Techniques Help Monitor Railway Infrastructure Dating to the 1800s
This article discusses asset management, risk management, and earthworks failures as experienced by Network Rail (NR), the owner, operator, and asset manager of the majority of the rail network of Great...

Journal of Transportation Engineering, Part A: Systems
The Journal of Transportation Engineering, Part A: Systems contains technical and professional engineering articles on the planning, design, construction, operation, and maintenance of air, highway, rail,...

Testing the New Locks (part of "A Greater Wonder")
The recently completed third set of locks at the Panama Canal incorporates several civil components and hydraulic design features that are intended to reduce routine maintenance and conserve water. For...

Appendix C U.S. Department of Transportation Gulf Coast Study, Phase 2
Back matter pages come after the papers or chapters in a published work. This back matter contains U.S. Department of Transportation gulf coast study, phase 2...

 

 

 

 

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