SUM-8-1.75
Bridge Replacement
SUM-8-1.75 Bridge Replacement Study
SUM-8-1.75 Bridge Replacement Study
Goals & Objectives
 Replace Bridge with a Cost-Effective Structure
 Minimize Construction Impact
– Traffic, Railroad, Utility, Other …
 Compatibility with Other Transportation Needs
– Improve traffic flow, Ease of future widening
 Minimize Impacts to Environmental Resources
– Cultural, Aquatic, Recreational facilities etc.
 Minimize Right-of-Way impacts
SUM-8-1.75 Bridge Replacement Study
Work Completed
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Preliminary Environmental
Soil Borings
Utility Investigation
Survey
Cost Estimates
Maintenance of Traffic Study
Initial Public Involvement
Alignment Investigation
Structure Type Study
SUM-8-1.75 Bridge Replacement Study
Alignment Selection
SUM-8-1.75 West Alternative - Steel Plate Girder
SUM-8-1.75 West Alternative - Steel Plate Girder
SUM-8-1.75 Bridge Replacement Study
New Structures
- Twin Structures will replace current bridge
- New Bridge will be built to the west while current
structure remains in service
- All traffic will be moved to new structure while
existing bridge is removed an 2nd new bridge is built
- New bridges will accommodate 4 lanes in each
direction with wide shoulders.
- Project is expected to cost about $130 million
SUM-8-1.75 Bridge Replacement Study
What’s Next?
- Continue Preliminary Engineering and Environmental
– through 2016
- Public Meeting – Jan/Feb 2016
- Consultant Selection for Final Design – Summer 2016
- Right-of-Way acquisition – begins 2019
- Construction beginning 2021
- Duration 4-5 years
SUM-8-1.75 Bridge Replacement
Questions ?