"Helical piers are not addressing the conditions of sinkhole activity." As many of us here in the heart of the state's Sinkhole Alley already know, there are two basic methods of stabilizing a ...

When the Loma-Prieta Earthquake rocked the Bay Area in 1989, in San Francisco, Mayor Willie Brown had secured plenty of federal funds to revamp City Hall. The piers, at that time, were brought up ...

Keywords: Seismic design. Bridges. Piers. Seismic resistance. Steel truss piers. Controlled rocking piers. Ground motion. Seismic response. Excitation. Longitudinal ...