BridgeSafety
Riverside County, CA · Structure #56 0364

STATE ROUTE 91

STATE ROUTE 91 in 08-Riv-091-6.65-Cor, Riverside County, California received a condition grade of B (70/100). Built in 1961, the bridge carries 250K vehicles daily on STATE ROUTE 91 over East Grand BLVD.

B
70/100
70
Condition Score
250K
Daily Traffic
1961
Year Built
39.5m
Length

Component Ratings

DeckGood
7/9

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
STATE ROUTE 91
Crosses Over
East Grand BLVD
State
California
County
Riverside County
Location
08-Riv-091-6.65-Cor
Year Built
1961
Reconstructed
2017
Age
65 years
Daily Traffic
250,000
Lanes
16
Length
39.5 meters
Owner
State Highway Agency
Structure Number
56 0364

About This Bridge

STATE ROUTE 91 is a 65-year-old bridge located 08-Riv-091-6.65-Cor in Riverside County, California. The bridge carries STATE ROUTE 91 over East Grand BLVD with 16 traffic lanes, handling approximately 250K vehicles per day. Built in 1961 and reconstructed in 2017, the structure spans 39.5 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 7/9 (good).

This bridge is owned and maintained by State Highway Agency.

Location Map

08-Riv-091-6.65-Cor, Riverside County, California

33.879256, -117.560475

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Frequently Asked Questions

STATE ROUTE 91 has a Condition Score of 70/100 (Grade B). Its deck is rated 7/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.

STATE ROUTE 91 was built in 1961 and reconstructed in 2017, making it 65 years old. The average bridge age in the United States is 48 years.

STATE ROUTE 91 carries approximately 250K vehicles per day (average daily traffic). The bridge has 16 traffic lanes. It is 39.5 meters long and located on STATE ROUTE 91 in 08-Riv-091-6.65-Cor, Riverside County, California.

No, STATE 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.

STATE ROUTE 91 is located 08-Riv-091-6.65-Cor in Riverside County, California. The bridge carries STATE ROUTE 91 over East Grand BLVD. Its coordinates are 33.879256, -117.560475. It is maintained by State Highway Agency.

STATE ROUTE 91 carries STATE ROUTE 91 over East Grand BLVD. The bridge is 39.5 meters long and was built in 1961, with reconstruction in 2017.

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.