September 2009 Studs for finger dams
September 2009 Drilling holes for vertical dowel bars
September 2009 Crews work at night adjusting forms and pouring concrete
September 2009 Vertical dowels inserted in predrilled holes
February 2009 Cleaning up behind the barrier
Parapet forms
Parapet rehabilitation along Appalachian Trail
Finished product Route 22 Eastbound
Parapet rehabilitation along Appalachian Trail Site
Moment slab reinforcing on SR 22 Westbound
Route 22 West Bound prior to rehabilitation
New guiderail on Route 322 Westbound
Night crew pouring Concrete in Swatara Township
Route 322 Eastbound in Swatara Township
Night crew replacing rebar and forms for Ramp on Route 147
Forms in place and ready to pour concrete on Route 22 Eastbound over Norfolk Southern
Railroad rebar in place and ready to pour concrete on Route 22 Eastbound over Norfolk Southern
Completion of Route 22 Eastbound over Norfolk Southern Railroad
Temporary concrete barriers in storage
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Location
Dauphin County, PA
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Duration
September 2009 – August 2010
This was a $5 million bridge Design-Build Project, one of many state-wide projects to retrofit existing pre-cast parapets. The project involved the design and rehabilitation of 13 bridges including parapet repair and heavy traffic control requirements.
Key Challenges & Project Details
- Bridges: 13
- Parapet repair
- Heavy traffic control requirements
- Repairing Route 22, both eastbound and westbound over the Susquehanna River
- Repairing Route 147 over Norfolk Southern
- Repairing Route 225 over Wiconisco Creek
- Repairing Route 322 over Swatara Creek
- Repairing Route 1005 over Wiconisco Creek
- Repairing Route 8004 ramps over the Susquehanna River
- Repairing Route 22 over Norfolk Southern