FHWA NBI 2024 Inspection record Public-domain dataset

BELT PARK RD

Carrying BELT PARK RD over BELT CREEK 019

3M S MONARCH, Cascade, Montana

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
28 t Inventory load rating

Bridge Snapshot: BELT PARK RD

The BELT PARK RD bridge in Cascade, Montana carries BELT PARK RD over BELT CREEK 019. It was built in 1955, making it 71 years old today. It was last reconstructed in 1970, extending its service life. The structure is built primarily of steel and spans 2 sections, stretching 19.8 meters (65 feet) end to end. Daily traffic averages 100 vehicles, placing it in the lower-traffic tier of Montana bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 8/9, superstructure at 7/9, substructure at 6/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 28.1 metric tons.

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

How BELT PARK RD compares

▼ 2.6
Load rating vs Montana average (30.7 t)
Bottom 44%
Lower load rating than 56% of Montana bridges
185
Bridges in Cascade · 7 in Poor condition
BELT PARK RD 28.1 t
Montana average 30.7 t

Live comparison across Montana.

Historical Sufficiency Rating

PlainBridge-computed
86.9 / 100 - historical 80–100 band
Structural adequacy /55
52.1
Serviceability /30
27.8
Essentiality /15
14.0
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 How the historical reference is calculated.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
8/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
28.1 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1955
Last Reconstructed
1970
Material
Steel
Number of Spans
2
Structure Length
19.8 m (65 ft)
Deck Width
8.0 m (26 ft)
Owner
County Highway Agency
Avg Daily Traffic
100 vehicles/day
Structure Number
L07361000+01001

Condition Analysis

  • The deck (driving surface) rates good at 8/9, with no significant deterioration on file.
  • The superstructure (beams and supports above the deck) rates good at 7/9, with no significant deterioration on file.
  • At 6/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.

How to read this record

This page shows what the last federal inspection recorded, not whether BELT PARK 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 BELT PARK RD against other structures in Cascade 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 BELT PARK RD?

BELT PARK RD in Cascade, Montana has a deck rating of 8/9, superstructure rating of 7/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is BELT PARK RD inspected?

BELT PARK 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 100 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. BELT PARK RD 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 BELT PARK RD?

BELT PARK RD has an NBI inventory load rating of 28.1 metric tons.

Who is responsible for maintaining BELT PARK RD?

BELT PARK RD is owned and maintained by County Highway Agency.

How old is BELT PARK RD and does age affect safety?

BELT PARK RD was built in 1955, making it 71 years old and last reconstructed in 1970.

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.