BridgeSafety
Riverside County, CA · Structure #56 0369

ROUTE 91

ROUTE 91 in 08-Riv-091-10.81-Riv, Riverside County, California received a condition grade of B (63/100). Built in 1961, the bridge carries 219K vehicles daily on ROUTE 91 over Pierce Street.

B
63/100
63
Condition Score
219K
Daily Traffic
1961
Year Built
27.7m
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
Pierce Street
State
California
County
Riverside County
Location
08-Riv-091-10.81-Riv
Year Built
1961
Reconstructed
1973
Age
65 years
Daily Traffic
219,000
Lanes
8
Length
27.7 meters
Owner
State Highway Agency
Structure Number
56 0369

About This Bridge

ROUTE 91 is a 65-year-old bridge located 08-Riv-091-10.81-Riv in Riverside County, California. The bridge carries ROUTE 91 over Pierce Street with 8 traffic lanes, handling approximately 219K vehicles per day. Built in 1961 and reconstructed in 1973, the structure spans 27.7 meters.

The bridge received a Condition Grade of B (63/100) 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-091-10.81-Riv, Riverside County, California

33.897122, -117.492922

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Frequently Asked Questions

ROUTE 91 has a Condition Score of 63/100 (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 1961 and reconstructed in 1973, making it 65 years old. The average bridge age in the United States is 48 years.

ROUTE 91 carries approximately 219K vehicles per day (average daily traffic). The bridge has 8 traffic lanes. It is 27.7 meters long and located on ROUTE 91 in 08-Riv-091-10.81-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-091-10.81-Riv in Riverside County, California. The bridge carries ROUTE 91 over Pierce Street. Its coordinates are 33.897122, -117.492922. It is maintained by State Highway Agency.

ROUTE 91 carries ROUTE 91 over Pierce Street. The bridge is 27.7 meters long and was built in 1961, with reconstruction in 1973.

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.