Why do engineers love bridges? They're outstanding in their field.
Why do engineers love bridges? They're outstanding in their field.
Analyzing deck conditions, superstructure ratings, and bad puns...
over ST JOHNS RIVER
PALATKA 0.7 MI S OF SR 20
Parametric wireframe generated from real NBI dimensions. Drag to rotate, scroll to zoom.
Loading 3D model...
This bridge has a Fair overall condition rating of 6 out of 9. While it is not classified as structurally deficient, it shows some deterioration that is being monitored.
The bridge carries 35,000 vehicles per day and is 49 years old (reconstructed in 2013).
Its sufficiency rating of 75.8 is above the national average of 63.6.
The NBI records a navigation clearance of 1 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 4021 feet long — an extended crossing, several minutes.
A standard overpass design with solid barriers on each side.
About 1 feet above ground — standard overpass height.
About 35,000 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 93 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
1977
49 years old (rebuilt 2013)
Structure Type
Steel (Continuous) Stringer/Multi-beam/Girder
Total Length
4,021 ft
1225.5 m
Deck Width
93 ft
28.3 m
Spans
3
sections between supports
Max Span
198 ft
longest unsupported section (60.4 m)
Traffic Lanes
4 lanes
Two-way traffic
Clearance Below
1 ft
navigation clearance under deck
Daily Traffic
35,000vehicles/day
29.64599°N, 81.62286°W
Steel (Continuous) 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.
Learn more about this bridge typeNo ratings yet. Be the first to rate this bridge!
Sign in and track Florida to receive alerts when new inspection data is published. Premium members get bridge-specific notifications.
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.