FHWA NBI 2024 Inspection record Public-domain dataset

US 180

Carrying US 180 over Wash

25.2 mi E Jct SR 77, Apache, Arizona

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
90 t Inventory load rating

Bridge Snapshot: US 180

The US 180 bridge in Apache, Arizona carries US 180 over Wash. It was built in 1936, making it 90 years old today. It was last reconstructed in 1971, extending its service life. The structure is built primarily of concrete continuous and spans 3 sections, stretching 9.8 meters (32 feet) end to end. Daily traffic averages 327 vehicles, placing it in the lower-traffic tier of Arizona bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show culvert at 6/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 89.8 metric tons.

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

How US 180 compares

▲ 42.4
Load rating vs Arizona average (47.4 t)
Top 16%
Higher load rating than 84% of Arizona bridges
173
Bridges in Apache · 14 in Poor condition
US 180 89.8 t
Arizona average 47.4 t

Live comparison across Arizona.

Historical Sufficiency Rating

PlainBridge-computed
99.3 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
Essentiality /15
14.4
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Inventory Load Rating
89.8 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1936
Last Reconstructed
1971
Material
Concrete Continuous
Number of Spans
3
Structure Length
9.8 m (32 ft)
Owner
State Highway Agency
Avg Daily Traffic
327 vehicles/day
Structure Number
05080

How to read this record

This page shows what the last federal inspection recorded, not whether US 180 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 US 180 against other structures in Apache and across Arizona. Arizona 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 US 180?

US 180 in Apache, Arizona on the FHWA's 0–9 scale.

How often is US 180 inspected?

US 180'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 327 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. US 180 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 US 180?

US 180 has an NBI inventory load rating of 89.8 metric tons.

Who is responsible for maintaining US 180?

US 180 is owned and maintained by State Highway Agency.

How old is US 180 and does age affect safety?

US 180 was built in 1936, making it 90 years old and last reconstructed in 1971.

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.