National Vision: Making Accelerated Bridge Construction Standard Practice

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National Vision Making Accelerated Bridge
Construction Standard Practice
IOWA DOT Accelerated Bridge Construction Workshop
Aug 11-12, 2008
By Vasant Mistry Federal Highway
Administration vasant.mistry_at_fhwa.dot.gov
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Topics

• Accelerated Bridge Construction
• Standardizing Prefabricated Bridge Elements and
  Systems (PBES)
• A 6 Minute Video of Pier Construction using
  Prefabricated Columns and Caps
• Available Tools and Resources

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Accelerated Bridge Construction

• is to build the bridge first before you set
  cones,
• then quickly move it into place like in hours
  or a weekend!

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Standardizing Prefabricated Bridge Elements and
Systems
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Precast Abutments
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Precast Abutments
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Precast Piers
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Precast Piers
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Precast deck on precast concrete girders
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Precast Decks on Steel Framing
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Precast Decks
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FRP Decks
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Total Bridge Prefabrication
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Total Bridge Prefabrication
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Superstructure Prefabricationwith Continuity
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Superstructure Prefabricationwith Continuity
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Retaining Walls

• Mechanically Stabilized Earth Walls
• Precast Gravity Walls
• Precast Cantilever

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A 6 minute video on pier construction using
prefabricated caps and columns

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Available Tools and Resources

• Learn more
• www.fhwa.dot.gov/bridge/prefab
• Tools
• Decision-Making Framework for the Use of
  Prefabricated Bridges
• Self-Propelled Modular Transporters (SPMT) Manual
• Connection Detail Catalog for PBES
• FHWA ABC Workshops for DOTs
• FHWA Contacts
• Vasant Mistry at Vasant.Mistry_at_dot.gov
• Kathleen Bergeron at Kathleen.Bergeron_at_dot.gov

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Prefabricated Bridge Elements and Systems (PBES)

• PBES offers significant advantages over
  Cast-in-place construction
• Reduces onsite construction time
• Reduces Traffic and Environmental impact
• Lowers First and Life-Cycle Costs
• Improves Safety and Quality

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Thank You
Accelerated Bridge Construction