Last precast concrete segment installation celebration on March 19, 2007.
Westbound bridge looking across Calver Island.
Segment erection on westbound bridge over Calver Island.
Segment erection on westbound bridge in the last span.
Eastbound and westbound piers with segments being installed on WB Bridge.
Project Features
Dual bridges, each 5,910 linear feet, to
carry traffic on the Pennsylvania Turnpike across the Susquehanna
River.
Each bridge has two abutments and 39 piers
which make up the substructure.
Each pier is comprised of two drilled concrete
shafts, a concrete collar, a solid concrete shaft section, a hollow
concrete shaft section and a concrete pier cap.
Superstructure constructed from 1,040 precast
concrete segments which will be cast in a facility set up adjacent
to the project and erected with the use of a Self Launching Underslung
Truss that is produced in Italy.
Two stage causeways comprised of a combination
of 143,000 tons of R-4 rock, R-7 rock and 2-A aggregate across the
Susquehanna River.
First precast segmental concrete bridges
in state of Pennsylvania.
