Grouts and Grouting
A Potpourri of Projects
This proceedings, Grouts and Grouting: A Potpourri of Projects, consists of papers presented at sessions sponsored by the Geo-Institute in...

Cure for Thinning Concrete
After placing 75% of the concrete liner for twin 4.6 km transit tunnels in Portland, Ore., engineers discovered areas of concrete that were thinner than the prescribed 305 mm thickness....

Below Boston's New Bridge
The Charles River Bridge, a 10-lane cable-stayed structure will be the widest cable-stayed bridge in the world. The bridge is 1,460 ft long with a main span between towers of 745 ft. This...

Subway Construction Experience in Taipei and Bangkok

Underground Transportation Facilities: USA & Asia

Innovative Approaches to Environmental Permitting on the Central Artery/Tunnel (CA/T) Project

Downtown Goes Uptown in Stainless Steel
In an unusual urban planning endeavor, a business district in Houston upgraded infrastructure, and added stainless steel design elements to unify the area. About $11 million was raised...

How Creative Engineers Think
Engineering giants think in a non-traditional way, combining scientific thinking with creative thinking, which results in technological thought. The author gives examples of how Gustave...

Train/Vehicles Wind-Induced Hazard and Its Mitigation

Compensation Grouting
To minimize ground movement while tunneling a sewer 5 m below Toronto's Spadina subway line, engineers used special instrumentation, tunneling control and grouting to limit...

Tunneling Against Time (Available only in the Geoenvironmental Special Issue)
The phenomenal growth of Las Vegas has prompted nearly $1 billion worth of water-supply projects. A $33 million tunnel scheme—a critical element of the new construction—is on pace. The...

Twin Peaks—The Oregon Convention Center, an Architect's Perspective

Controlling Factors in the Aerodynamic Stability of Cable Stayed Bridges

Analysis of SPTC Walls on the Central Artery/Tunnel Project

Internal Wind-Pressure Comparisons for a Full-Scale and Model Building

Watching Under Boston
Managing the daily operations of Boston's Central Artery/Ted Williams Tunnel project requires integrating a variety of hi-tech systems to ensure efficient traffic flow. The...

Incorporating Microtunnels into the Design of Pipeline Networks

Valley Center Pipeline Tunnel

The North Metro Interceptor Sewer

Horizontal Directional Drilling for Bypass Tunnels

 

 

 

 

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