Construction Today - May 2017 - 35
A Unique Method
The tilt-up structure will be
delivered much faster than a
information technology everywhere you
can see," Schwerin adds. "There's a massive
amount of data cabling that is planned for
It also will include a cafeteria, a Starbucks
Coffee location and the "Incubator," which
will occupy a portion of the first level. "It's
an area of the building that's dedicated to
potential, future clients that want to start
nonprofit organizations," he describes.
Balfour Beatty has coped with local conditions as it has built the headquarters.
Because Charleston is in a seismic zone, "We
had to come up with a way to mitigate liquefaction in a seismic event," Schwerin recalls.
The ways to do this, he notes, range from
concrete piles to the installation of a thick
single mat foundation. But Balfour Beatty
chose to use earthquake drains, "which
are essentially sock pipes that are pushed
straight down into the soil in a grid pattern,"
Instead of the soils liquefying during
a seismic event, "They actually compress
and the water goes into these tubes," he describes, adding that the water is pushed up
through the piping. "That's kind of a unique
thing in the Charleston area."
Balfour Beatty has worked well with its
subcontractors as it has built the project.
"It's been a lot of fun," Schwerin says, noting
that he has strong relationships with
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