OLD HWY 101
Carrying OLD HWY 101 over SAN ONOFRE CR,BEACH CLUB
SAN ONOFRE STATE PARK, San Diego, California
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: OLD HWY 101
The OLD HWY 101 bridge in San Diego, California carries OLD HWY 101 over SAN ONOFRE CR,BEACH CLUB. It was built in 1925, making it 101 years old today. It was last reconstructed in 1937, extending its service life. The structure is built primarily of concrete and spans 6 sections, stretching 91.4 meters (300 feet) end to end. Daily traffic averages 8,800 vehicles, placing it in the moderately-trafficked tier of California bridges. It is owned and maintained by State Park/Forest/Reservation.
The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 31.1 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How OLD HWY 101 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 How the historical reference is calculated.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
- 1925
- Last Reconstructed
- 1937
- Material
- Concrete
- Number of Spans
- 6
- Structure Length
- 91.4 m (300 ft)
- Deck Width
- 16.2 m (53 ft)
- Owner
- State Park/Forest/Reservation
- Avg Daily Traffic
- 8,800 vehicles/day
- Structure Number
- 57P0009
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • At 7/9, the deck (driving surface) is in good shape and shows no significant wear.
- • The superstructure (beams and supports above the deck) rates good at 7/9, with no significant deterioration on file.
- • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.
How to read this record
This page shows what the last federal inspection recorded, not whether OLD HWY 101 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 OLD HWY 101 against other structures in San Diego 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 OLD HWY 101?
OLD HWY 101 in San Diego, California has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.
How often is OLD HWY 101 inspected?
OLD HWY 101'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 8,800 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. OLD HWY 101 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 OLD HWY 101?
OLD HWY 101 has an NBI inventory load rating of 31.1 metric tons.
Who is responsible for maintaining OLD HWY 101?
OLD HWY 101 is owned and maintained by State Park/Forest/Reservation.
How old is OLD HWY 101 and does age affect safety?
OLD HWY 101 was built in 1925, making it 101 years old and last reconstructed in 1937.
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.