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The average US bridge is 48 years old. That's a lot of birthday candles.
over PA 230;NS;RP B C;FRONT
SOUTH HARRISBURG
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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 89,209 vehicles per day and is 66 years old (reconstructed in 1982).
Its sufficiency rating of 63.5 places it below the national average of 63.6.
The NBI records a navigation clearance of 15 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 1910 feet long — a longer crossing, over 1 minute.
A standard overpass design with solid barriers on each side.
About 15 feet above ground — standard overpass height.
About 89,209 vehicles cross daily — heavy traffic, congestion likely during rush hours.
The deck is 114 feet wide with multiple lanes — easy to stay in a center lane.
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
1960
66 years old (rebuilt 1982)
Structure Type
Steel Stringer/Multi-beam/Girder
Total Length
1,910 ft
582.2 m
Deck Width
114 ft
34.7 m
Spans
21
sections between supports
Max Span
135 ft
longest unsupported section (41.1 m)
Traffic Lanes
3 lanes
Two-way traffic
Clearance Below
15 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
89,209vehicles/day
40.25064°N, 76.87314°W
Steel Stringer/Multi-beam/Girder
A steel stringer bridge uses parallel steel beams (stringers) to support the deck. This is one of the most common bridge types in the US, valued for its simplicity and strength.
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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.