The East Link extension will add 14 miles and 10 stations to Sound Transit's light rail system, carrying commuters between Bellevue and Seattle. … [Read more...]
Infrastructure
Projects involving the development, reconstruction, and protection of public infrastructure - mass transit systems, railways, highways, bridges, tunnels, ports, airports, and water supply and disposal - are complex undertakings with many risk factors. Such projects require a wide range of monitoring technologies.
GEO at Merrimack River Bridge
MassDOT is rehabilitating the Merrimack River Bridge, strengthening the superstructure and mitigating scour around the bridge piers. GEO … [Read more...]
Transbay Transit Center
Construction of the Transbay Transit Center required a massive support of excavation system that included a cement-deep-soil-mixed perimeter wall, … [Read more...]
Hernando de Soto Bridge Piers
The Hernando de Soto bridge, first opened in 1973, carries I-40 traffic across the Mississippi river. During a seismic retrofit, sudden settlement of … [Read more...]
Rosslyn Station
Construction of twin residential and commercial towers adjacent to the Rosslyn metro station involved demolition of an entire block of existing … [Read more...]
GEO at Snoqualmie Pass
Rockslides and snow avalanches at Snoqualmie pass have caused frequent closures of I-90, so State and Federal agencies embarked on an improvement … [Read more...]
GEO at the Seawall
GEO-Instruments installed tiltmeters on this nearly completed section of the Elliott Bay Seawall. On the left, you can see the new wall, which has a … [Read more...]
FDR Drive
Significant deterioration of the pilings supporting this busy six-lane parkway threatened its stability. Because the highway carries over 150,000 … [Read more...]
MTA East Side Access
New York's East Side Access project is designed to bring the Long Island Rail Road from Queens to Grand Central Terminal in Manhattan. Because the … [Read more...]
