Did you know? The oldest bridge in the NBI was built in 1697.
Did you know? The oldest bridge in the NBI was built in 1697.
What's a bridge's favorite exercise? Cross-fit.
over NISQUALLY RIVER
0.25 MILES EAST OF LONGMI
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This bridge has a Poor overall condition rating of 4 out of 9. This bridge is classified as being in poor condition, meaning one or more structural components have significant deterioration. Poor condition does not mean the bridge is unsafe to drive on, but it does mean repairs or replacement may be needed.
The bridge carries 250 vehicles per day and is 103 years old (reconstructed in 2005).
Its sufficiency rating of 38.1 places it below the national average of 63.6.
The NBI records a navigation clearance of 8 feet — the minimum vertical space below the bridge deck. The total height of the bridge structure (including towers, railings, and superstructure) may be higher.
For travelers with bridge anxiety
This bridge may cause some awareness for travelers with bridge anxiety, but has manageable characteristics.
This bridge is 180 feet long — a short crossing, about 10-15 seconds.
A suspension bridge — an open design, typically high above the waterway.
About 8 feet above ground — standard overpass height.
Only about 250 vehicles cross daily — very light traffic with low congestion risk.
The deck is 15 feet wide — a very narrow, single-lane crossing.
This bridge crosses over water. Focus on the road ahead — the water is far below.
This comfort score is designed to help individuals with bridge anxiety plan their travel. All bridges in the National Bridge Inventory are regularly inspected and deemed safe for travel. This is not medical advice — if you experience severe anxiety, please consult a healthcare professional.
Year Built
1923
103 years old (rebuilt 2005)
Structure Type
Wood/Timber Suspension
Total Length
180 ft
54.9 m
Deck Width
15 ft
4.5 m
Spans
1
sections between supports
Max Span
180 ft
longest unsupported section (54.9 m)
Traffic Lanes
1 lane
Clearance Below
8 ft
navigation clearance under deck
Daily Traffic
250vehicles/day
46.74869°N, 121.80756°W
Wood/Timber Suspension
A timber stringer bridge uses wooden beams as the primary structure. While less common today, timber bridges remain practical for low-traffic rural roads and historic settings.
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Data from the National Bridge Inventory (NBI), maintained by the Federal Highway Administration (FHWA).
Data year: 2025. Conditions may have changed since the last inspection.
This information is provided for educational and informational purposes only. It should not be used as the sole basis for any decisions related to bridge safety or transportation planning. Always consult official sources and local authorities for the most current data.