Why was the bridge always tired? Too many crossings.
Why was the bridge always tired? Too many crossings.
Fun fact: Covered bridges were roofed to protect the wood, not the travelers.
over Susq. Riv; Nrfk Sthrn RR
1 Mi. S. of Holtwood
Parametric wireframe generated from real NBI dimensions. Drag to rotate, scroll to zoom.
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This bridge has a Fair overall condition rating of 5 out of 9. While it is not classified as structurally deficient, it shows some deterioration that is being monitored.
The bridge carries 5,578 vehicles per day and is 58 years old.
Its sufficiency rating of 61.4 places it below the national average of 63.6.
The NBI records a navigation clearance of 99 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 has some features that may be challenging for travelers with bridge anxiety. See the tips below for a more comfortable crossing.
This bridge is 3431 feet long — an extended crossing, several minutes.
A standard overpass design with solid barriers on each side.
About 99 feet above ground — a high bridge with significant elevation.
About 5,578 vehicles cross daily — light traffic, a smooth crossing.
The deck is 35 feet wide with 2-3 lanes — moderate width.
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
1968
58 years old
Structure Type
Steel (Continuous) Girder & Floorbeam
Total Length
3,431 ft
1045.8 m
Deck Width
35 ft
10.8 m
Spans
20
sections between supports
Max Span
176 ft
longest unsupported section (53.6 m)
Traffic Lanes
2 lanes
Two-way traffic
Clearance Below
99 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
5,578vehicles/day
39.81386°N, 76.32678°W
Steel (Continuous) Girder & Floorbeam
A steel girder bridge relies on large steel I-beams or plate girders as the primary load-bearing members. These bridges can span significant distances and carry heavy loads.
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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.