FHWA NBI 2024 Inspection record Public-domain dataset

STATE ROUTE 149

Carrying STATE ROUTE 149 over GOLD RUN CREEK

03-BUT-149-R1.26, Butte, California

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
32 t Inventory load rating

Bridge Snapshot: STATE ROUTE 149

The STATE ROUTE 149 bridge in Butte, California carries STATE ROUTE 149 over GOLD RUN CREEK. It was built in 1975, making it 51 years old today. It was last reconstructed in 2006, extending its service life. The structure is built primarily of concrete continuous and spans 2 sections, stretching 7.9 meters (26 feet) end to end. Daily traffic averages 13,750 vehicles, placing it in the heavily-trafficked tier of California bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show culvert at 7/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds. 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 STATE ROUTE 149 compares

▲ 1.1
Load rating vs California average (31.3 t)
Bottom 41%
Lower load rating than 59% of California bridges
441
Bridges in Butte · 26 in Poor condition
STATE ROUTE 149 32.4 t
California average 31.3 t

Live comparison across California.

Historical Sufficiency Rating

PlainBridge-computed
70.0 / 100 - historical 50–79.9 band
Structural adequacy /55
55.0
Serviceability /30
15.0
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 How the historical reference is calculated.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

Culvert
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
1975
Last Reconstructed
2006
Material
Concrete Continuous
Number of Spans
2
Structure Length
7.9 m (26 ft)
Owner
State Highway Agency
Avg Daily Traffic
13,750 vehicles/day
Structure Number
12 0191

How to read this record

This page shows what the last federal inspection recorded, not whether STATE ROUTE 149 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 STATE ROUTE 149 against other structures in Butte 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 STATE ROUTE 149?

STATE ROUTE 149 in Butte, California on the FHWA's 0–9 scale.

How often is STATE ROUTE 149 inspected?

STATE ROUTE 149'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 13,750 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. STATE ROUTE 149 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 STATE ROUTE 149?

STATE ROUTE 149 has an NBI inventory load rating of 32.4 metric tons.

Who is responsible for maintaining STATE ROUTE 149?

STATE ROUTE 149 is owned and maintained by State Highway Agency.

How old is STATE ROUTE 149 and does age affect safety?

STATE ROUTE 149 was built in 1975, making it 51 years old and last reconstructed in 2006.

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.