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Mackinac
Bridge Condition Details

Additional record(s) for this bridge: View Details
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Structure Number: 000000000002457
Bridge: I - 75 N Appr
Over: Straits Of Mackinac
State: Michigan
County:Emmet County
Year Built:1942
Bridge Condition: Good


Deck ConditionVery Good - No problems noted.
Superstructure ConditionGood - Some minor problems.
Substructure ConditionGood - Some minor problems.
Culvert ConditionNot Applicable - Structure is not a culvert.
Channel ConditionVery Good - Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition.
RailingsInspected feature meets currently acceptable standards.
TransitionsInspected feature meets currently acceptable standards.
Approach GuardrailInspected feature meets currently acceptable standards.
Approach Guardrail EndsInspected feature meets currently acceptable standards.
Deck Geometry EvaluationBasically intolerable requiring high priority of corrective action
Underclearance EvaluationNot applicable
Approach Roadway AlignmentEqual to present desirable criteria
Scour Critical BridgesBridge foundations determined to be stable for assessed or calculated scour conditions; calculated scour is above top of footing.



Bridge Imp. Cost:$-1
Road Imp. Cost:$-1
Cost Estimate Year: 
Work Proposed:Unknown
Work to be Done By:Unknown



Concerned about the condition of a bridge in your area? See recommended options below to contact your elected officials:

Option 1 - State
Contact your State Representative:
MI Representatives (State)
Contact your State Senators:
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State House - not currently applicable in Michigan
State Senate - not currently applicable in Michigan
Option 2 - Federal
Contact your Representative in the US Congress:
MI Representatives (Congress)
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Option 3 - Federal
Contact your Senators in the US Congress:
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