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PennDOT Research Program. Got Research? Repair Methods for Prestressed Girder Bridges. PennDOT Research Program. Repair Methods for Prestressed Girder Bridges Research Organization : University of Pittsburgh PI: Kent A. Harries, Ph.D., FACI, P.E.

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penndot research program
PennDOT Research Program

Got Research?

Repair Methods for Prestressed Girder Bridges

penndot research program1
PennDOT Research Program

Repair Methods for Prestressed Girder Bridges

Research Organization: University of Pittsburgh

PI: Kent A. Harries, Ph.D., FACI, P.E.

TechnicalAdvisor: Lou Ruzzi, P.E., District Bridge Engineer

Cost: $ 91,628.00

penndot research program2
PennDOT Research Program

Repair Methods for Prestressed Girder Bridges

What’s the Problem:

  • Prestressed concrete bridges are exhibitingsigns of deterioration and distress
  • Althoughthere are many research/case studiesaddressing repair of prestressed girder bridges, thereislittlecomprehensive guidance available to bridge engineers
penndot research program3
PennDOT Research Program

Repair Methods for Prestressed Girder Bridges

penndot research program4
PennDOT Research Program

Repair Methods for Prestressed Girder Bridges

How Will the Research Help Solve the Problem:

  • The key deliverable of the research project was to conduct a state of the art review of both assessment and repair techniques suitable for damaged prestressed concrete bridge systems
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PennDOT Research Program

Repair Methods for Prestressed Girder Bridges

penndot research program6
PennDOT Research Program

Repair Methods for Prestressed Girder Bridges

Implementation & NextSteps:

  • After review by the TechnicalAdvisor, FHWA and the PennDOT Bridge Quality Assurance Division, PennDOT has formed an internal team to develop a Best Practices Guide focused on structural and loadbearing repair techniques