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Over
the past decades, Carnegie Mellon Univeristy has been leading Pittsburgh
from its steelmaking heritage into the high-tech future of computer
service and related industries. Mosites Construction Company is
participating as a major builder in this transition.
On
the site of the old J&L Steel Mill by the Monongahela River, Mosites
began construction of a research laboratory. Due to contaminated
subsurface soils, the existing mill foundations could not be removed.
Therefore, Mosites used ramming, core drilling and special demolition
techniques to provide access through the remains of the old mill
for pile driving. Piles were drilled and driven under strict environmental
controls that permitted the removal and disposal of underlying contaminated
soils.
Construction
proceeded throughout the winter, after Mosites enclosed the building
to maintain temporary heat and provide climate control for the construction
of the concrete floor slabs.
In
the spring, the new Carnegie Mellon research Institute emerged with
a gleaming glass and aluminum exterior accented by dark gray sandblasted
concrete surfaces and stainless steel. This award-winning nationally
recognized structure joined the University of Pittsburgh's biomedical
facility and Union Switch and Signal as the third major building
at the Pittsburgh Technology Center.
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