I0010
I0010 in 4.1 MI East Of La 49, Jefferson County, Louisiana received a condition grade of A (81/100). Built in 1967, the bridge carries 138K vehicles daily on I0010 over Suburban Canal.
I0010 carries an A on the BridgeSafety Condition Score with 81/100. 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 1967 and is now 59 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. I0010 carries an average daily traffic count of 137,542 vehicles, with 3 lane(s) crossing Suburban Canal. 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
I0010 is a 59-year-old bridge located 4.1 MI East Of La 49 in Jefferson County, Louisiana. The bridge carries I0010 over Suburban Canal with 3 traffic lanes, handling approximately 138K vehicles per day. Built in 1967, the structure spans 32 meters.
The bridge received a Condition Grade of A (81/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 8/9 (good), and substructure 8/9 (good).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
I0010 has a Condition Score of 81/100 (Grade A). Its deck is rated 7/9, superstructure 8/9, and substructure 8/9 on the NBI scale. The bridge is not classified as structurally deficient.
I0010 was built in 1967, making it 59 years old. The average bridge age in the United States is 48 years.
I0010 carries approximately 138K vehicles per day (average daily traffic). The bridge has 3 traffic lanes. It is 32 meters long and located on I0010 in 4.1 MI East Of La 49, Jefferson County, Louisiana.
No, I0010 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
I0010 is located 4.1 MI East Of La 49 in Jefferson County, Louisiana. The bridge carries I0010 over Suburban Canal. Its coordinates are 29.998511, -90.177300. It is maintained by State Highway Agency.
I0010 carries I0010 over Suburban Canal. The bridge is 32 meters long and was built in 1967.
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.