California built prior to 1950 were not required to
have the earth quake proofing standards that we have
found are necessary to withstand the earthquakes
that we experience in our area.
an absolute must in earthquake country. Without the
retrofit your home can shift off it's foundation.
When this happens fires easily ensue from broken
gas lines. Water pipes break and create additional
damage and the property inside the home takes a
the magnitude of the earthquake and the shift that
takes place, without retrofitting, loss of life or
serious injury could result.
simply means that bolts and bracing are installed
between the frame sill plate and the foundation of
your home and plywood is installed on the lower
uncovered walls in two story homes.
These steps add
reinforcement against swaying during an earthquake.
If you have an
older home and don't know if it is retrofitted you
will need to go under the crawl space of the home
and look for bolts every 16 inches along the sill
plate. If they are not present, they can be
installed by you or a contractor.