Why do engineers love bridges? They're outstanding in their field.
Why do engineers love bridges? They're outstanding in their field.
Almost there! Just bridging the gap...
over CIBOLO CREEK & FM 1518
BEXAR & GUADALUPE C/L
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 6 out of 9. While it is not classified as structurally deficient, it shows some deterioration that is being monitored.
The bridge carries 53,461 vehicles per day and is 33 years old.
Its sufficiency rating of 66.2 is above 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 1495 feet long — a moderate crossing, about 30 seconds.
A standard overpass design with solid barriers on each side.
About 15 feet above ground — standard overpass height.
About 53,461 vehicles cross daily — heavy traffic, congestion likely during rush hours.
The deck is 60 feet wide with 3-4 lanes — standard 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
1993
33 years old
Structure Type
Prestressed Concrete Stringer/Multi-beam/Girder
Total Length
1,495 ft
455.7 m
Deck Width
60 ft
18.3 m
Spans
11
sections between supports
Max Span
125 ft
longest unsupported section (38.1 m)
Traffic Lanes
4 lanes
One-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
53,461vehicles/day
29.58526°N, 98.30415°W
Prestressed Concrete Stringer/Multi-beam/Girder
A prestressed concrete stringer bridge uses pretensioned concrete beams, where steel tendons are stretched before concrete is poured. This creates stronger, lighter 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.