BridgeSafety
San Joaquin County, CA · Structure #29 0191

INTERSTATE 5 NB

INTERSTATE 5 NB in 10-Sj-005-28.97, San Joaquin County, California received a condition grade of C (53/100). Built in 1970, the bridge carries 124K vehicles daily on INTERSTATE 5 NB over Alpine AVE.

C
53/100
53
Condition Score
124K
Daily Traffic
1970
Year Built
35.7m
Length

Component Ratings

DeckFair
5/9

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

SuperstructureFair
5/9

Beams, girders, and trusses that support the deck

SubstructureFair
5/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
INTERSTATE 5 NB
Crosses Over
Alpine AVE
State
California
County
San Joaquin County
Location
10-Sj-005-28.97
Year Built
1970
Reconstructed
2017
Age
56 years
Daily Traffic
124,000
Lanes
3
Length
35.7 meters
Owner
State Highway Agency
Structure Number
29 0191

About This Bridge

INTERSTATE 5 NB is a 56-year-old bridge located 10-Sj-005-28.97 in San Joaquin County, California. The bridge carries INTERSTATE 5 NB over Alpine AVE with 3 traffic lanes, handling approximately 124K vehicles per day. Built in 1970 and reconstructed in 2017, the structure spans 35.7 meters.

The bridge received a Condition Grade of C (53/100) based on Federal Highway Administration inspection data. Its deck is rated 5/9 (fair), superstructure 5/9 (fair), and substructure 5/9 (fair).

This bridge is owned and maintained by State Highway Agency.

Location Map

10-Sj-005-28.97, San Joaquin County, California

37.970283, -121.337489

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Frequently Asked Questions

INTERSTATE 5 NB has a Condition Score of 53/100 (Grade C). Its deck is rated 5/9, superstructure 5/9, and substructure 5/9 on the NBI scale. The bridge is not classified as structurally deficient.

INTERSTATE 5 NB was built in 1970 and reconstructed in 2017, making it 56 years old. The average bridge age in the United States is 48 years.

INTERSTATE 5 NB carries approximately 124K vehicles per day (average daily traffic). The bridge has 3 traffic lanes. It is 35.7 meters long and located on INTERSTATE 5 NB in 10-Sj-005-28.97, San Joaquin County, California.

No, INTERSTATE 5 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.

INTERSTATE 5 NB is located 10-Sj-005-28.97 in San Joaquin County, California. The bridge carries INTERSTATE 5 NB over Alpine AVE. Its coordinates are 37.970283, -121.337489. It is maintained by State Highway Agency.

INTERSTATE 5 NB carries INTERSTATE 5 NB over Alpine AVE. The bridge is 35.7 meters long and was built in 1970, 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.