Why did the truss bridge break up with the beam bridge? It needed more support.
Why did the truss bridge break up with the beam bridge? It needed more support.
If I had a dime for every bridge I've crossed, I'd have about ten bucks by now.
over I-285- I-75- 3 RAMPS
I-285 & I-75 INTERCHANGE
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This bridge has a Good overall condition rating of 7 out of 9. It is in good structural condition and is not classified as structurally deficient.
The bridge carries 42,700 vehicles per day and is 40 years old.
Its sufficiency rating of 74.0 is above the national average of 63.6.
The NBI records a navigation clearance of 54 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 1654 feet long — a longer crossing, over 1 minute.
A standard overpass design with solid barriers on each side.
About 54 feet above ground — an elevated crossing, similar to a 5-10 story building.
About 42,700 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 45 feet wide with 2-3 lanes — moderate width.
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
1986
40 years old
Structure Type
Prestressed Concrete (Continuous) Box Beam (Single/Spread)
Total Length
1,654 ft
504.1 m
Deck Width
45 ft
13.8 m
Spans
11
sections between supports
Max Span
161 ft
longest unsupported section (49.1 m)
Traffic Lanes
2 lanes
One-way traffic
Clearance Below
54 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
42,700vehicles/day
33.88990°N, 84.46107°W
Prestressed Concrete (Continuous) Box Beam (Single)
A prestressed concrete box beam bridge combines hollow box sections with prestressing technology, enabling longer spans with reduced weight and material usage.
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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.