Intergalactic Soil Nails: Excavation Support for the Deep Space Auditorium
A software company based outside Madison, Wis., had a need for an auditorium as part of its campus expansion in 2011. The 829,000-sq-ft, 11,400-seat "Deep Space" auditorium was to be built underground,...
Failure of a Large Circular Excavation
A circular excavation, 117 feet (36 m) in diameter by 90 feet (27 m) deep, was designed by an experienced engineering firm and construction was performed by an experienced contractor....
Support of Excavation Challenges and Solutions at a Manhattan Excavation Site
This article discusses the challenges and alternate solutions encountered in 2012 during support of excavation operations at a medical center project site in Manhattan, NY. The project...
Excavation
Design Considerations for Wide and Deep Urban Excavations
Excavation at World Trade Center Site Unearths 18th-Century Ship
Grouting Methods
This chapter discusses common grouting methods used in underground applications in both soil and rock. Jet, compaction, permeation, and hydrofracture grouting methods are frequently used...
Pre-Excavation Grouting of Contact Zone and Rock Formation
Real-Time Survey Monitoring for Support of Excavation
Excavating and Lining Very Wet and Soft Ground Tunnels
Applications for Other Excavations and Foundations
This section discusses the application of GBRs for other excavations and foundations projects, projects involving construction operations other than tunneling....
Court Decisions: Fall Protection Plans Required at Excavation Pit
NewsBriefs: Milwaukee Tunnel Excavation Completed (Black & Veatch)
Making the Grade
Adding two lanes to a stretch of highway in western Colorado required excavation on slopes and involved micropiles, mechanically stabilized earth walls, ground anchors, and soil nails....
Sediment Remediation at the Unnamed Tributary to the Ottawa River
A sediment removal action was conducted in the Unnamed Tributary to the Ottawa River to address sediments containing polychlorinated biphenyls(PCBs) at concentrations up to 74,000 mg/kg....
Deep Freeze
In engineering, overcoming a failure can sometimes be more instructive than completing a project with unqualified success. Such was the case with the collapse and repair of a force main...
The Excavation
As the largest, most emotionally charged deconstruction effort ever undertaken in the United States comes to a close, the World Trade Center has been reduced to what it was 35 years ago:...
Non-Destructive Excavating Around Pipelines and Challenging Conditions
Hydrovac technology provides engineers and contractors with a unique solution for non-destructive excavating around sensitive buried lines. As a non-mechanical excavating method, it is...
Emergency Warning System for Excavating at the Toe of a Dam
Analysis of Shotcrete Support under Rockburst Conditions
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