ABSTRACT ONLY:
The first phase of a $1-billion downtown redevelopment project required shoring the sides of an excavation the size of a city block by using soil nails, underpinning, diaphragm walls, and jet grouting directly adjacent to several multistory buildings and busy roadways.
BIOS:
Tom Hurley, M.ASCE, is the manager of Nicholson Construction Company's Salt Lake City office. Mike Walker, P.E., M.ASCE, is a vice president of GEI Consultants, of Woburn, Massachusetts. This article is adapted from a paper delivered at the 2009 International Foundation Congress and Equipment Expo, which was sponsored by ASCE and its Geo-Institute in conjunction with the International Association of Foundation Drilling and the Pile Driving Contractors Association and was held in Orlando, Florida, in March.