Skip to main content

Tacoma Narrows
Bridge Condition Details

Tacoma Narrows Bridge Image
Image Source Citation
TravislTopViewNarrowsCC BY 2.0
Additional record(s) for this bridge: View Details
Share:   Twitter Logo Facebook Logo 
Structure Number: 0003418A0000000
Bridge: Nb Sr 16
Over: Tacoma Narrows
State: Washington
County:Pierce County
Year Built:1949
Bridge Condition: Fair


Deck ConditionSatisfactory - Structural elements show some minor deterioration.
Superstructure ConditionFair - All primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure ConditionSatisfactory - Structural elements show some minor deterioration.
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 does not meet currently acceptable standards or a safety feature is required and none is provided.
Approach GuardrailInspected feature does not meet currently acceptable standards or a safety feature is required and none is provided.
Approach Guardrail EndsInspected feature does not meet currently acceptable standards or a safety feature is required and none is provided.
Deck Geometry EvaluationBasically intolerable requiring high priority of replacement
Underclearance EvaluationEqual to present desirable criteria
Approach Roadway AlignmentEqual to present desirable criteria
Scour Critical BridgesBridge foundations determined to be stable for calculated scour conditions; scour within limits of footing or piles.



Bridge Imp. Cost:$50,215,000
Road Imp. Cost:$10,043,000
Cost Estimate Year:2014
Work Proposed:Bridge rehabilitation because of general structure deterioration or inadequate strength.
Work to be Done By:Work to be done by contract



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:
WA Representatives (State)
Contact your State Senators:
WA Senators (State)

State House - not currently applicable in Washington
State Senate - not currently applicable in Washington
Option 2 - Federal
Contact your Representative in the US Congress:
WA Representatives (Congress)
US House - Not currently applicable in Washington
Option 3 - Federal
Contact your Senators in the US Congress:
WA Senators (Congress)
US Senate - Not currently applicable in Washington