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Fun fact: The average American crosses 4 bridges a day without even noticing.
over DOWLING RD UNDERXING
MILE POINT 122.8
Parametric wireframe generated from real NBI dimensions. Drag to rotate, scroll to zoom.
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This bridge has a Good overall condition rating of 9 out of 9. It is in good structural condition and is not classified as structurally deficient.
The bridge carries 47,700 vehicles per day and is 4 years old.
Its sufficiency rating of 87.8 is above the national average of 63.6.
The NBI records a navigation clearance of 17 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 is likely to be a comfortable crossing for most travelers.
This bridge is 146 feet long — a quick crossing, under 5 seconds at highway speed.
A standard overpass design with solid barriers on each side.
About 17 feet above ground — moderate height, similar to a 3-5 story building.
About 47,700 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 140 feet wide with multiple lanes — easy to stay in a center lane.
This bridge crosses over land, not water — no water views 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
2022
4 years old
Structure Type
Prestressed Concrete Tee Beam
Total Length
146 ft
44.5 m
Deck Width
140 ft
42.8 m
Spans
1
sections between supports
Max Span
142 ft
longest unsupported section (43.3 m)
Traffic Lanes
6 lanes
Two-way traffic
Clearance Below
17 ft
navigation clearance under deck
Clearance height compared to familiar objects
Height shown is the navigation clearance below the bridge deck. The total height of the bridge structure (including towers and superstructure) may be higher.
Daily Traffic
47,700vehicles/day
61.16639°N, 149.85639°W
Prestressed Concrete Tee Beam
A prestressed concrete tee beam bridge combines the T-shaped cross-section with prestressing technology for improved load capacity and longer spans.
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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.