BridgeSafety
Riverside County, CA · Structure #56 0356

ROUTE 91

ROUTE 91 in 08-Riv-091-18.41-Riv, Riverside County, California received a condition grade of B (61/100). Built in 1957, the bridge carries 192K vehicles daily on ROUTE 91 over Central Avenue.

B
61/100
61
Condition Score
192K
Daily Traffic
1957
Year Built
35.6m
Length

Component Ratings

DeckFair
5/9

The riding surface — evaluated for cracking, spalling, and wear

SuperstructureGood
7/9

Beams, girders, and trusses that support the deck

SubstructureGood
7/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
ROUTE 91
Crosses Over
Central Avenue
State
California
County
Riverside County
Location
08-Riv-091-18.41-Riv
Year Built
1957
Reconstructed
2003
Age
69 years
Daily Traffic
192,000
Lanes
8
Length
35.6 meters
Owner
State Highway Agency
Structure Number
56 0356

About This Bridge

ROUTE 91 is a 69-year-old bridge located 08-Riv-091-18.41-Riv in Riverside County, California. The bridge carries ROUTE 91 over Central Avenue with 8 traffic lanes, handling approximately 192K vehicles per day. Built in 1957 and reconstructed in 2003, the structure spans 35.6 meters.

The bridge received a Condition Grade of B (61/100) 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

08-Riv-091-18.41-Riv, Riverside County, California

33.953483, -117.383664

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Frequently Asked Questions

ROUTE 91 has a Condition Score of 61/100 (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.

ROUTE 91 was built in 1957 and reconstructed in 2003, making it 69 years old. The average bridge age in the United States is 48 years.

ROUTE 91 carries approximately 192K vehicles per day (average daily traffic). The bridge has 8 traffic lanes. It is 35.6 meters long and located on ROUTE 91 in 08-Riv-091-18.41-Riv, Riverside County, California.

No, ROUTE 91 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 91 is located 08-Riv-091-18.41-Riv in Riverside County, California. The bridge carries ROUTE 91 over Central Avenue. Its coordinates are 33.953483, -117.383664. It is maintained by State Highway Agency.

ROUTE 91 carries ROUTE 91 over Central Avenue. The bridge is 35.6 meters long and was built in 1957, with reconstruction in 2003.

Last updated:

Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.