INTERSTATE 110 SB
INTERSTATE 110 SB in 07-La-110-19.68-La, Los Angeles County, California received a condition grade of B (70/100). Built in 1996, the bridge carries 162K vehicles daily on INTERSTATE 110 SB over 39th Street.
INTERSTATE 110 SB 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 1996, making it 30 years old — past the early-life period but still well within typical service life. Routine inspections and modest repair work are normal for bridges in this age band. INTERSTATE 110 SB carries an average daily traffic count of 162,000 vehicles, with 7 lane(s) crossing 39th Street. 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
INTERSTATE 110 SB is a 30-year-old bridge located 07-La-110-19.68-La in Los Angeles County, California. The bridge carries INTERSTATE 110 SB over 39th Street with 7 traffic lanes, handling approximately 162K vehicles per day. Built in 1996, the structure spans 37.2 meters.
The bridge received a Condition Grade of B (70/100) based on Federal Highway Administration inspection data. Its deck is rated 5/9 (fair), superstructure 7/9 (good), and substructure 7/9 (good).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
INTERSTATE 110 SB has a Condition Score of 70/100 (Grade B). Its deck is rated 5/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.
INTERSTATE 110 SB was built in 1996, making it 30 years old. The average bridge age in the United States is 48 years.
INTERSTATE 110 SB carries approximately 162K vehicles per day (average daily traffic). The bridge has 7 traffic lanes. It is 37.2 meters long and located on INTERSTATE 110 SB in 07-La-110-19.68-La, Los Angeles County, California.
No, INTERSTATE 110 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.
INTERSTATE 110 SB is located 07-La-110-19.68-La in Los Angeles County, California. The bridge carries INTERSTATE 110 SB over 39th Street. Its coordinates are 34.013681, -118.281053. It is maintained by State Highway Agency.
INTERSTATE 110 SB carries INTERSTATE 110 SB over 39th Street. The bridge is 37.2 meters long and was built in 1996.
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.