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 [email protected]. Topics. Accelerated Bridge Construction - PowerPoint PPT PresentationTRANSCRIPT
National Vision: Making Accelerated Bridge Construction
Standard Practice
By: Vasant Mistry Federal Highway Administration
IOWA DOT Accelerated Bridge Construction Workshop Aug 11-12, 2008
Topics
o Accelerated Bridge Constructiono Standardizing Prefabricated Bridge
Elements and Systems (PBES)o A 6 Minute Video of Pier Construction
using Prefabricated Columns and Capso Available Tools and Resources
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!
Standardizing Prefabricated Bridge Elements and
Systems
Precast Abutments
Precast Abutments
Precast Piers
Precast Piers
Precast deck on precast concrete girders
Precast Decks on Steel Framing
Precast Decks
FRP Decks
Total Bridge Prefabrication
Total Bridge Prefabrication
Superstructure Prefabricationwith Continuity
Superstructure Prefabricationwith Continuity
Retaining Walls
o Mechanically Stabilized Earth Wallso Precast Gravity Wallso Precast Cantilever
A 6 minute video on pier construction using prefabricated
caps and columns
Available Tools and ResourcesLearn 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 [email protected]
Kathleen Bergeron at [email protected]
Prefabricated Bridge Elements and Systems (PBES)
PBES offers significant advantages over Cast-in-place construction
oReduces onsite construction timeoReduces Traffic and Environmental impactoLowers First and Life-Cycle Costso Improves Safety and Quality
Thank YouAccelerated
Bridge
Construction