ERTesting identified suitable fill material for an MSE wall with metal reinforcements. Also, estimated the expected service life and installed a corrosion monitoring system.
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ERTesting recommended metal loss models to use in design of construction of steel reinforced MSE walls. Also, estimated the service life and gave recommendations for fill material to be used during construction.
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ERTesting was engaged to identify factors that were contributing to corrosion of reinforcing steel bars at the base of New Jersey Turnpike Bridge No. 75 piers.
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ERTesting was engaged to design and install a corrosion monitoring system for a hollow-bar soil nail retaining wall.
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Condition assessment and estimate of remaining service life for rock bolts and rock anchors that have been in service for over 30-years supporting a 180 feet high rock cut.
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Estimate the remaining service life of an MSE wall that was constructed with marginal quality fill materials that do not meet current AASHTO specifications for corrosion resistance.
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Condition assessment of tie-downs installed in the 1970's to improve the stability of gravity dams in the Musquash River Basin.
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Undertook research to identify or refine tools to predict the remaining useful service life of existing installations of ground anchors, rock bolts, tie-downs, tie-backs and soil nails, and the design life of new installations.
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Corrosion evaluation of MSE walls after 20-years in service, and constructed with fills having high concentrations of sulfates.
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ERTesting contributed updates and revisions, and co-authored the third edition of this manual, which was issued by the National Highway Institute in November 2009.
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Performed condition assesment of an MSE retaining wall in Brwster, NY from strip reinforcements exhumed after 12 years of service.
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