BridgeSafety
San Bernardino County, CA · Structure #54 0351

INTERSTATE 10

INTERSTATE 10 in 08-Sbd-010-10.12-Ont, San Bernardino County, California received a condition grade of B (61/100). Built in 1943, the bridge carries 226K vehicles daily on INTERSTATE 10 over Day Canyon Channel.

B
61/100
61
Condition Score
226K
Daily Traffic
1943
Year Built
26.2m
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
INTERSTATE 10
Crosses Over
Day Canyon Channel
State
California
County
San Bernardino County
Location
08-Sbd-010-10.12-Ont
Year Built
1943
Reconstructed
2022
Age
83 years
Daily Traffic
226,300
Lanes
12
Length
26.2 meters
Owner
State Highway Agency
Structure Number
54 0351

About This Bridge

INTERSTATE 10 is a 83-year-old bridge located 08-Sbd-010-10.12-Ont in San Bernardino County, California. The bridge carries INTERSTATE 10 over Day Canyon Channel with 12 traffic lanes, handling approximately 226K vehicles per day. Built in 1943 and reconstructed in 2022, the structure spans 26.2 meters.

The bridge received a Condition Grade of B (61/100) 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-Sbd-010-10.12-Ont, San Bernardino County, California

34.067336, -117.541753

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Frequently Asked Questions

INTERSTATE 10 has a Condition Score of 61/100 (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.

INTERSTATE 10 was built in 1943 and reconstructed in 2022, making it 83 years old. The average bridge age in the United States is 48 years.

INTERSTATE 10 carries approximately 226K vehicles per day (average daily traffic). The bridge has 12 traffic lanes. It is 26.2 meters long and located on INTERSTATE 10 in 08-Sbd-010-10.12-Ont, San Bernardino County, California.

No, INTERSTATE 10 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.

INTERSTATE 10 is located 08-Sbd-010-10.12-Ont in San Bernardino County, California. The bridge carries INTERSTATE 10 over Day Canyon Channel. Its coordinates are 34.067336, -117.541753. It is maintained by State Highway Agency.

INTERSTATE 10 carries INTERSTATE 10 over Day Canyon Channel. The bridge is 26.2 meters long and was built in 1943, with reconstruction in 2022.

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.