I-275 SB
I-275 SB in 2.3 MI S Of Gandy BLVD, Pinellas County, Florida received a condition grade of B (76/100). Built in 1972, the bridge carries 156K vehicles daily on I-275 SB over 50th AVE N SR-689.
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-275 SB is a 54-year-old bridge located 2.3 MI S Of Gandy BLVD in Pinellas County, Florida. The bridge carries I-275 SB over 50th AVE N SR-689 with 5 traffic lanes, handling approximately 156K vehicles per day. Built in 1972, the structure spans 47.5 meters.
The bridge received a Condition Grade of B (76/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 7/9 (good), and substructure 7/9 (good).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
I-275 SB has a Condition Score of 76/100 (Grade B). Its deck is rated 7/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.
I-275 SB was built in 1972, making it 54 years old. The average bridge age in the United States is 48 years.
I-275 SB carries approximately 156K vehicles per day (average daily traffic). The bridge has 5 traffic lanes. It is 47.5 meters long and located on I-275 SB in 2.3 MI S Of Gandy BLVD, Pinellas County, Florida.
No, I-275 SB 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-275 SB is located 2.3 MI S Of Gandy BLVD in Pinellas County, Florida. The bridge carries I-275 SB over 50th AVE N SR-689. Its coordinates are 27.817511, -82.664883. It is maintained by State Highway Agency.
I-275 SB carries I-275 SB over 50th AVE N SR-689. The bridge is 47.5 meters long and was built in 1972.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.