I 95 SR 9
I 95 SR 9 in Lake Worth, Palm Beach County, Florida received a condition grade of B (70/100). Built in 1975, the bridge carries 233K vehicles daily on I 95 SR 9 over 17th Avenue North.
I 95 SR 9 carries a B on the BridgeSafety Condition Score with 70/100. Most component ratings are solid; one or two may show wear consistent with the structure’s age, but the bridge is not flagged as structurally deficient.
The bridge was built in 1975 and is now 51 years old, at or past the typical 50-year design life for bridges of its vintage. Maintenance and inspection cycles are correspondingly more involved than for newer structures. I 95 SR 9 carries an average daily traffic count of 233,000 vehicles, with 12 lane(s) crossing 17th Avenue North. The owning agency is State Highway Agency; bridge inspection records flow into the federal NBI database annually.
Component Ratings
The riding surface, evaluated for cracking, spalling, and wear
Beams, girders, and trusses that support the deck
Piers, abutments, and foundations below the deck
Bridge Details
About This Bridge
I 95 SR 9 is a 51-year-old bridge located Lake Worth in Palm Beach County, Florida. The bridge carries I 95 SR 9 over 17th Avenue North with 12 traffic lanes, handling approximately 233K vehicles per day. Built in 1975 and reconstructed in 2008, the structure spans 37.1 meters.
The bridge received a Condition Grade of B (70/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 5/9 (fair), and substructure 7/9 (good).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
I 95 SR 9 has a Condition Score of 70/100 (Grade B). Its deck is rated 7/9, superstructure 5/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.
I 95 SR 9 was built in 1975 and reconstructed in 2008, making it 51 years old. The average bridge age in the United States is 48 years.
I 95 SR 9 carries approximately 233K vehicles per day (average daily traffic). The bridge has 12 traffic lanes. It is 37.1 meters long and located on I 95 SR 9 in Lake Worth, Palm Beach County, Florida.
No, I 95 SR 9 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
I 95 SR 9 is located Lake Worth in Palm Beach County, Florida. The bridge carries I 95 SR 9 over 17th Avenue North. Its coordinates are 26.636292, -80.068389. It is maintained by State Highway Agency.
I 95 SR 9 carries I 95 SR 9 over 17th Avenue North. The bridge is 37.1 meters long and was built in 1975, with reconstruction in 2008.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.
Source: FHWA National Bridge Inventory, 2026.