STATE ROUTE 134
STATE ROUTE 134 in 07-La-134-R13.24-Pas, Los Angeles County, California received a condition grade of B (70/100). Built in 1975, the bridge carries 225K vehicles daily on STATE ROUTE 134 over I-710 Street & Conn.
STATE ROUTE 134 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. STATE ROUTE 134 carries an average daily traffic count of 225,000 vehicles, with 12 lane(s) crossing I-710 Street & Conn. 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
STATE ROUTE 134 is a 51-year-old bridge located 07-La-134-R13.24-Pas in Los Angeles County, California. The bridge carries STATE ROUTE 134 over I-710 Street & Conn with 12 traffic lanes, handling approximately 225K vehicles per day. Built in 1975, the structure spans 229.4 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 7/9 (good), and substructure 5/9 (fair).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
STATE ROUTE 134 has a Condition Score of 70/100 (Grade B). Its deck is rated 7/9, superstructure 7/9, and substructure 5/9 on the NBI scale. The bridge is not classified as structurally deficient.
STATE ROUTE 134 was built in 1975, making it 51 years old. The average bridge age in the United States is 48 years.
STATE ROUTE 134 carries approximately 225K vehicles per day (average daily traffic). The bridge has 12 traffic lanes. It is 229.4 meters long and located on STATE ROUTE 134 in 07-La-134-R13.24-Pas, Los Angeles County, California.
No, STATE ROUTE 134 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
STATE ROUTE 134 is located 07-La-134-R13.24-Pas in Los Angeles County, California. The bridge carries STATE ROUTE 134 over I-710 Street & Conn. Its coordinates are 34.148808, -118.156606. It is maintained by State Highway Agency.
STATE ROUTE 134 carries STATE ROUTE 134 over I-710 Street & Conn. The bridge is 229.4 meters long and was built in 1975.
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.