FHWA NBI 2024 Inspection record Public-domain dataset

ROUTE 471

Carrying ROUTE 471 over SEVENTEEN MILE CREEK

NO DATA ENTERED, Lincoln, Montana

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
24 t Inventory load rating

Bridge Snapshot: ROUTE 471

The ROUTE 471 bridge in Lincoln, Montana carries ROUTE 471 over SEVENTEEN MILE CREEK. It was built in 2012, making it 14 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 13.4 meters (44 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. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 23.7 metric tons.

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

How ROUTE 471 compares

▼ 7.0
Load rating vs Montana average (30.7 t)
Bottom 27%
Lower load rating than 73% of Montana bridges
190
Bridges in Lincoln · 28 in Poor condition
ROUTE 471 23.7 t
Montana average 30.7 t

Live comparison across Montana.

Historical Sufficiency Rating

PlainBridge-computed
69.1 / 100 - historical 50–79.9 band
Structural adequacy /55
46.6
Serviceability /30
15.0
Essentiality /15
12.4
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 How the historical reference is calculated.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
23.7 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
2012
Material
Prestressed Concrete
Number of Spans
1
Structure Length
13.4 m (44 ft)
Deck Width
5.0 m (16 ft)
Owner
U.S. Forest Service
Avg Daily Traffic
40 vehicles/day
Structure Number
011204000022668

Condition Analysis

  • The deck (driving surface) is in good condition (8/9), showing no significant deterioration.
  • The superstructure (beams and supports above the deck) is in good condition (8/9), showing no significant deterioration.
  • The substructure (piers and abutments) is in good condition (8/9), showing no significant deterioration.

How to read this record

This page shows what the last federal inspection recorded, not whether ROUTE 471 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 ROUTE 471 against other structures in Lincoln 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 ROUTE 471?

ROUTE 471 in Lincoln, 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 ROUTE 471 inspected?

ROUTE 471'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. ROUTE 471 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 ROUTE 471?

ROUTE 471 has an NBI inventory load rating of 23.7 metric tons.

Who is responsible for maintaining ROUTE 471?

ROUTE 471 is owned and maintained by U.S. Forest Service.

How old is ROUTE 471 and does age affect safety?

ROUTE 471 was built in 2012, making it 14 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.