FHWA NBI 2024 Inspection record Public-domain dataset

WORKMAN MILL RD

Carrying WORKMAN MILL RD over SAN JOSE CRK

0.3MI N/O SR-60 FWY, Los Angeles, California

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
32 t Inventory load rating

Bridge Snapshot: WORKMAN MILL RD

The WORKMAN MILL RD bridge in Los Angeles, California carries WORKMAN MILL RD over SAN JOSE CRK. It was built in 1952, making it 74 years old today. It was last reconstructed in 1983, extending its service life. The structure is built primarily of concrete continuous and spans 7 sections, stretching 126.5 meters (415 feet) end to end. Daily traffic averages 30,070 vehicles, placing it in the heavily-trafficked tier of California bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 8/9, substructure at 7/9. The weakest component sits in good condition. All reported major components score above the Poor range. Its NBI inventory load rating is 32.4 metric tons.

Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.

How WORKMAN MILL RD compares

▲ 1.1
Load rating vs California average (31.3 t)
Bottom 41%
Lower load rating than 59% of California bridges
3,937
Bridges in Los Angeles · 88 in Poor condition
WORKMAN MILL RD 32.4 t
California average 31.3 t

Live comparison across California.

Historical Sufficiency Rating

PlainBridge-computed
69.0 / 100 - historical 50–79.9 band
Structural adequacy /55
55.0
Serviceability /30
14.0
Essentiality /15
0.0
Special reductions
0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Deck
7/9
Good (7–9)
Superstructure
8/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
32.4 t
NBI inventory level (metric tons)
Overall Condition
Good

Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.

Structural Details

Year Built
1952
Last Reconstructed
1983
Material
Concrete Continuous
Number of Spans
7
Structure Length
126.5 m (415 ft)
Deck Width
20.1 m (66 ft)
Owner
County Highway Agency
Avg Daily Traffic
30,070 vehicles/day
Structure Number
53C0320

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • The superstructure (beams and supports above the deck) rates good at 8/9, with no significant deterioration on file.
  • The substructure (piers and abutments) is in good condition (7/9), showing no significant deterioration.

How to read this record

This page shows what the last federal inspection recorded, not whether WORKMAN MILL RD is safe to cross today. Here is how to use it.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Learn how the 0–9 condition scale and Good/Fair/Poor categories are defined. How condition ratings work
  • Compare WORKMAN MILL RD against other structures in Los Angeles and across California. California bridges
  • Noticed visible damage or a safety concern? Report it to the agency that owns the bridge, or call 911 in an emergency. How to report a bridge

Condition codes come straight from the FHWA National Bridge Inventory and are not a real-time safety judgment. Only the owning agency, a state DOT, county, or other owner, can post, restrict, or close a bridge.

Frequently Asked Questions

What do the condition ratings mean for WORKMAN MILL RD?

WORKMAN MILL RD in Los Angeles, California has a deck rating of 7/9, superstructure rating of 8/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is WORKMAN MILL RD inspected?

WORKMAN MILL RD's responsible agency sets its routine interval under FHWA's risk-based inspection rules; this page does not expose the scheduled interval. It carries about 30,070 vehicles per day.

What does “structurally deficient” mean in older bridge reports?

FHWA retired that reported status beginning with the 2018 archive. WORKMAN MILL RD is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for WORKMAN MILL RD?

WORKMAN MILL RD has an NBI inventory load rating of 32.4 metric tons.

Who is responsible for maintaining WORKMAN MILL RD?

WORKMAN MILL RD is owned and maintained by County Highway Agency.

How old is WORKMAN MILL RD and does age affect safety?

WORKMAN MILL RD was built in 1952, making it 74 years old and last reconstructed in 1983.

Disclaimer: Bridge condition data is from the FHWA NBI and reflects the last reported inspection. A Poor condition rating is not a live declaration that a bridge is closed or unsafe for travel. For current closure, posting, or safety information, contact the responsible transportation agency.

Data sourced from the Federal Highway Administration National Bridge Inventory. See our methodology for details. Retrieved and formatted by PlainBridges

Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.