4TH STREET BRIDGE Pueblo, Colorado

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4TH STREET BRIDGEPueblo, Colorado
December 2006 Project Overview
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Project Team

• Colorado Department of Transportation
• FHWA
• Design Consultants
• FIGG Project Management Bridge
  Engineering
• PBSJ Civil, Roadway, Traffic,
  Utilities, Environmental
• Ayres Associates
  Hydraulics Drainage
• Goodson/MWWA
  Geotechnical, Geology
• The Szynskie Group
  Lighting Electrical Design
• EDAW Urban Design
  Landscape Architecture
• Abel Engineering
  Survey ROW Support

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Project History

• Replacement of existing bridge K-18-Z
• Structurally Deficient, Functionally Obsolete
• Statewide Transportation Plan 1996
• Consultant Services - 2000
• Conceptual Design 2001/2002
• Preliminary Design 2003
• Environmental Clearance 2003 thru 2005
• Final Design 2006

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Project Timeline

• 90 Plans October 18, 2006
• PSE December 18, 2006
• Advertisement March 2007
• Contract Award May- June 2007
• Construction (3-4 years) 2007-2011

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Project Description
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Project Aerial Map
Mall
To I-25
Loop Ramp Rd
River
RR Yard
Bluff
Floodwall
Bluff
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Site Photo
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Project Description

• Study Corridor
• Elizabeth St. to Abriendo Ave.
• Construction Limits
• Midtown Circle to Corona Ave.

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Site Description West End
Bluff Arkansas River Trail Fishing Pier Kayak
Course
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Site Description East End
Railroad Facilities Midtown Mall Commercial Downto
wn Pueblo
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Existing Bridge Conditions

• Undesirable Roadway Geometry
• Insufficient Safety Clearances
• Substandard Load Carrying Capacity
• Structurally Deficient
• Functionally Obsolete
• Insufficient Pedestrian/Bicycle Facilities

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Existing Bridge Conditions

• Narrow Lanes, Shoulders, Sidewalks

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Project Considerations

• Railroad Coordination
• City Coordination
• Utilities
• Phasing / Maintenance of Traffic
• Arkansas River Recreation Area
• Access to Midtown Mall
• Construction Access and Staging Areas
• Environmental Compliance

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Proposed Roadway Section

• 4-Lane Build / 6-Lane Future Capacity

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Proposed Structure Alignment
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Proposed Alignment

• North Alignment - Aerial

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Proposed Structure Information

• Twin Structures 6-ft Separation
• Average Length
  1,137 feet
• 5 Spans (151, 235,
  378, 228, 145)
• Clear Spans
• Arkansas River Levee
• River Trail
• UPRR BNSF Yards (w/ pier between)
• Loop Ramp Road

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Proposed Bridge (from Bluff)