FHWA NBI 2024 Inspection record Public-domain dataset

Lone Star Rd

Carrying Lone Star Rd over Stockton Drain

0.7 mi W Jct US 70, Graham, Arizona

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
46 t Inventory load rating

Bridge Snapshot: Lone Star Rd

The Lone Star Rd bridge in Graham, Arizona carries Lone Star Rd over Stockton Drain. It was built in 1991, making it 35 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 7.9 meters (26 feet) end to end. Daily traffic averages 1,200 vehicles, placing it in the moderately-trafficked tier of Arizona bridges. It is owned and maintained by County 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 46.3 metric tons.

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

How Lone Star Rd compares

▼ 1.1
Load rating vs Arizona average (47.4 t)
Top 33%
Higher load rating than 67% of Arizona bridges
111
Bridges in Graham · 8 in Poor condition
Lone Star Rd 46.3 t
Arizona average 47.4 t

Live comparison across Arizona.

Historical Sufficiency Rating

PlainBridge-computed
99.7 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
Essentiality /15
14.7
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 How the historical reference is calculated.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
46.3 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1991
Material
Concrete Continuous
Number of Spans
3
Structure Length
7.9 m (26 ft)
Owner
County Highway Agency
Avg Daily Traffic
1,200 vehicles/day
Structure Number
07708

How to read this record

This page shows what the last federal inspection recorded, not whether Lone Star Rd 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 Lone Star Rd against other structures in Graham 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 Lone Star Rd?

Lone Star Rd in Graham, Arizona on the FHWA's 0–9 scale.

How often is Lone Star Rd inspected?

Lone Star 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 1,200 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. Lone Star Rd 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 Lone Star Rd?

Lone Star Rd has an NBI inventory load rating of 46.3 metric tons.

Who is responsible for maintaining Lone Star Rd?

Lone Star Rd is owned and maintained by County Highway Agency.

How old is Lone Star Rd and does age affect safety?

Lone Star Rd was built in 1991, making it 35 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.