The new bridge will be 2-lane
structure with 10-foot lanes, 2-foot shoulders with appropriate curve
widening and 2’ railing offsets. Bridge construction will consist of precast, pre-stressed concrete bulb-teen girders set on cast in-place concrete abutments founded on steel piles. Upon the precast girders, a single span cast-in place concrete deck. will be constructed.
The new bridge approach
realignment shifts the roadway to the south of the existing alignment,
with the new bridge about 600 feet south (downstream) of the
The location of the realignment was selected to follow
the existing topography where the slopes are less steep, allowing the
road to have a maximum grade of 10% and minimum design radius of 350
feet, consistent with AASHTO guidelines.