Using stress wave theory as the theoretical basis and advanced FLAC3D numerical simulation technology, we systematically analyze the frequency response of slope under different joint conditions under ...

It involves installing a single steel column or one or two specially engineered ... and offering up money to assist them to pay for a seismic retrofit. Grants available to owners of soft-story ...

Jim Beam, the retired editor of the American Press, has covered people and politics for more than six decades. Contact him at 337-515-8871 or [email protected].

LOS ANGELES — In many cities in the Southland, building owners have been subject to mandates calling for seismic upgrading, or retrofitting ... s parking below with a bunch of small little columns ...