SR-408
SR-408 in SR-408 - SR-436, Orange County, Florida received a condition grade of A (85/100). Built in 2007, the bridge carries 168K vehicles daily on SR-408 over Semoran BLVD..
SR-408 carries an A on the BridgeSafety Condition Score with 85/100. Deck, superstructure, and substructure ratings all sit in the better tier of the FHWA NBI distribution. The bridge is structurally sound by federal standards.
The bridge was built in 2007 and is 19 years old — relatively young against the U.S. bridge stock. Modern bridges built to current FHWA standards generally outperform older structures on condition ratings. SR-408 carries an average daily traffic count of 167,500 vehicles, with 10 lane(s) crossing Semoran BLVD.. The owning agency is State Toll Authority; 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
SR-408 is a 19-year-old bridge located SR-408 - SR-436 in Orange County, Florida. The bridge carries SR-408 over Semoran BLVD. with 10 traffic lanes, handling approximately 168K vehicles per day. Built in 2007, the structure spans 48.5 meters.
The bridge received a Condition Grade of A (85/100) based on Federal Highway Administration inspection data. Its deck is rated 8/9 (good), superstructure 8/9 (good), and substructure 7/9 (good).
This bridge is owned and maintained by State Toll Authority.
Location Map
Frequently Asked Questions
SR-408 has a Condition Score of 85/100 (Grade A). Its deck is rated 8/9, superstructure 8/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.
SR-408 was built in 2007, making it 19 years old. The average bridge age in the United States is 48 years.
SR-408 carries approximately 168K vehicles per day (average daily traffic). The bridge has 10 traffic lanes. It is 48.5 meters long and located on SR-408 in SR-408 - SR-436, Orange County, Florida.
No, SR-408 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
SR-408 is located SR-408 - SR-436 in Orange County, Florida. The bridge carries SR-408 over Semoran BLVD.. Its coordinates are 28.539442, -81.310631. It is maintained by State Toll Authority.
SR-408 carries SR-408 over Semoran BLVD.. The bridge is 48.5 meters long and was built in 2007.
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.