FHWA NBI 2024 Inspection record Public-domain dataset

STORM CASTLE ROAD

Carrying STORM CASTLE ROAD over FRENCH CREEK

STORM CASTLE CREEK, Gallatin, Montana

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
40 t Inventory load rating

Bridge Snapshot: STORM CASTLE ROAD

The STORM CASTLE ROAD bridge in Gallatin, Montana carries STORM CASTLE ROAD over FRENCH CREEK. It was built in 2014, making it 12 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 11.3 meters (37 feet) end to end. Daily traffic averages 40 vehicles, placing it in the lower-traffic tier of Montana bridges. It is owned and maintained by U.S. Forest Service.

The latest FHWA inspection records show a deck rating of 8/9, superstructure at 8/9, substructure at 8/9. The weakest component sits in good condition. All reported major components score above the Poor range. Its NBI inventory load rating is 39.9 metric tons.

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

How STORM CASTLE ROAD compares

▲ 9.2
Load rating vs Montana average (30.7 t)
Top 12%
Higher load rating than 88% of Montana bridges
207
Bridges in Gallatin · 9 in Poor condition
STORM CASTLE ROAD 39.9 t
Montana average 30.7 t

Live comparison across Montana.

Historical Sufficiency Rating

PlainBridge-computed
77.7 / 100 - historical 50–79.9 band
Structural adequacy /55
55.0
Serviceability /30
15.0
Essentiality /15
12.7
Special reductions
−5.0

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 How the historical reference is calculated.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

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

Structural Details

Year Built
2014
Material
Prestressed Concrete
Number of Spans
1
Structure Length
11.3 m (37 ft)
Deck Width
4.9 m (16 ft)
Owner
U.S. Forest Service
Avg Daily Traffic
40 vehicles/day
Structure Number
011106000016368

Condition Analysis

  • At 8/9, the deck (driving surface) is in good shape and shows no significant wear.
  • The superstructure (beams and supports above the deck) is in good condition (8/9), 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 STORM CASTLE 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 STORM CASTLE ROAD against other structures in Gallatin and across Montana. Montana 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 STORM CASTLE ROAD?

STORM CASTLE ROAD in Gallatin, Montana has a deck rating of 8/9, superstructure rating of 8/9, and substructure rating of 8/9 on the FHWA's 0–9 scale.

How often is STORM CASTLE ROAD inspected?

STORM CASTLE 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 40 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. STORM CASTLE ROAD 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 STORM CASTLE ROAD?

STORM CASTLE ROAD has an NBI inventory load rating of 39.9 metric tons.

Who is responsible for maintaining STORM CASTLE ROAD?

STORM CASTLE ROAD is owned and maintained by U.S. Forest Service.

How old is STORM CASTLE ROAD and does age affect safety?

STORM CASTLE ROAD was built in 2014, making it 12 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.