YERMO RD
Carrying YERMO RD over MANIX WASH
4.4 MI NE HARVARD RD, San Bernardino, California
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: YERMO RD
The YERMO RD bridge in San Bernardino, California carries YERMO RD over MANIX WASH. It was built in 1929, making it 97 years old today. It was last reconstructed in 1952, extending its service life. The structure is built primarily of wood or timber and spans 7 sections, stretching 41.1 meters (135 feet) end to end. Daily traffic averages 1 vehicles, placing it in the lower-traffic tier of California bridges. It is owned and maintained by County Highway Agency.
The latest FHWA inspection records show a deck rating of 5/9, superstructure at 4/9, substructure at 3/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How YERMO RD compares
Live comparison across California.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 1929
- Last Reconstructed
- 1952
- Material
- Wood or Timber
- Number of Spans
- 7
- Structure Length
- 41.1 m (135 ft)
- Deck Width
- 8.4 m (28 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 1 vehicles/day
- Structure Number
- 54C0107
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) rates fair at 5/9, minor deterioration that routine maintenance should address.
- • The superstructure (beams and supports above the deck) rates poor at 4/9, advanced deterioration that should be prioritized for repair.
- • The substructure (piers and abutments) rates poor at 3/9, advanced deterioration that should be prioritized for repair.
How to read this record
YERMO RD is in the federal Poor condition category. That is a component-based result, not a closure order.
- NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
- Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
- Compare YERMO RD against other structures in San Bernardino 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 YERMO RD?
YERMO RD in San Bernardino, California has a deck rating of 5/9, superstructure rating of 4/9, and substructure rating of 3/9 on the FHWA's 0–9 scale.
How often is YERMO RD inspected?
YERMO 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 1 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. YERMO RD is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for YERMO RD?
An inventory load rating is not recorded for YERMO RD.
Who is responsible for maintaining YERMO RD?
YERMO RD is owned and maintained by County Highway Agency.
How old is YERMO RD and does age affect safety?
YERMO RD was built in 1929, making it 97 years old and last reconstructed in 1952.
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.
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.