ROUTE 710 NB
ROUTE 710 NB in 07-La-710-26.47-Monp, Los Angeles County, California received a condition grade of B (66/100). Built in 1960, the bridge carries 127K vehicles daily on ROUTE 710 NB over Route 10 & Connectors.
ROUTE 710 NB carries a B on the BridgeSafety Condition Score with 66/100. 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 1960 and is now 66 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. ROUTE 710 NB carries an average daily traffic count of 127,000 vehicles, with 3 lane(s) crossing Route 10 & Connectors. 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
ROUTE 710 NB is a 66-year-old bridge located 07-La-710-26.47-Monp in Los Angeles County, California. The bridge carries ROUTE 710 NB over Route 10 & Connectors with 3 traffic lanes, handling approximately 127K vehicles per day. Built in 1960, the structure spans 103.9 meters.
The bridge received a Condition Grade of B (66/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (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
ROUTE 710 NB has a Condition Score of 66/100 (Grade B). Its deck is rated 6/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.
ROUTE 710 NB was built in 1960, making it 66 years old. The average bridge age in the United States is 48 years.
ROUTE 710 NB carries approximately 127K vehicles per day (average daily traffic). The bridge has 3 traffic lanes. It is 103.9 meters long and located on ROUTE 710 NB in 07-La-710-26.47-Monp, Los Angeles County, California.
No, ROUTE 710 NB is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
ROUTE 710 NB is located 07-La-710-26.47-Monp in Los Angeles County, California. The bridge carries ROUTE 710 NB over Route 10 & Connectors. Its coordinates are 34.060719, -118.165022. It is maintained by State Highway Agency.
ROUTE 710 NB carries ROUTE 710 NB over Route 10 & Connectors. The bridge is 103.9 meters long and was built in 1960.
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.