FHWA NBI 2024 Inspection record Public-domain dataset

LILAC ROAD

Carrying LILAC ROAD over SAN LUIS REY RIVER

EAST OF PALA, San Diego, California

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
22 t Inventory load rating

Bridge Snapshot: LILAC ROAD

The LILAC ROAD bridge in San Diego, California carries LILAC ROAD over SAN LUIS REY RIVER. It was built in 2021, making it 5 years old today. The structure is built primarily of steel and spans 2 sections, stretching 36.8 meters (121 feet) end to end. Daily traffic averages 500 vehicles, placing it in the lower-traffic tier of California bridges. It is owned and maintained by Bureau of Indian Affairs.

The latest FHWA inspection records show a deck rating of 6/9, superstructure at 7/9, substructure at 8/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 21.6 metric tons.

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

How LILAC ROAD compares

▼ 9.7
Load rating vs California average (31.3 t)
Bottom 15%
Lower load rating than 85% of California bridges
1,707
Bridges in San Diego · 27 in Poor condition
LILAC ROAD 21.6 t
California average 31.3 t

Live comparison across California.

Historical Sufficiency Rating

PlainBridge-computed
59.3 / 100 - historical 50–79.9 band
Structural adequacy /55
43.5
Serviceability /30
14.7
Essentiality /15
8.2
Special reductions
−7.0

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 How the historical reference is calculated.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
6/9
Fair (5–6)
Superstructure
7/9
Good (7–9)
Substructure
8/9
Good (7–9)
Inventory Load Rating
21.6 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
2021
Material
Steel
Number of Spans
2
Structure Length
36.8 m (121 ft)
Deck Width
8.0 m (26 ft)
Owner
Bureau of Indian Affairs
Avg Daily Traffic
500 vehicles/day
Structure Number
0000J54583BJ160

Condition Analysis

  • The deck (driving surface) rates fair at 6/9, minor deterioration that routine maintenance should address.
  • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
  • At 8/9, 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 LILAC ROAD 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 LILAC ROAD 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 LILAC ROAD?

LILAC ROAD in San Diego, California has a deck rating of 6/9, superstructure rating of 7/9, and substructure rating of 8/9 on the FHWA's 0–9 scale.

How often is LILAC ROAD inspected?

LILAC ROAD'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 500 vehicles per day.

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

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

What is the inventory load rating for LILAC ROAD?

LILAC ROAD has an NBI inventory load rating of 21.6 metric tons.

Who is responsible for maintaining LILAC ROAD?

LILAC ROAD is owned and maintained by Bureau of Indian Affairs.

How old is LILAC ROAD and does age affect safety?

LILAC ROAD was built in 2021, making it 5 years old.

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.