68, S.FORK YAAK RD
Carrying 68, S.FORK YAAK RD over SOUTH FORK YAAK RIVER
JUST PAST JCT WITH 746, Lincoln, Montana
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: 68, S.FORK YAAK RD
The 68, S.FORK YAAK RD bridge in Lincoln, Montana carries 68, S.FORK YAAK RD over SOUTH FORK YAAK RIVER. It was built in 1953, making it 73 years old today. The structure is built primarily of wood or timber and spans 1 section, stretching 12.3 meters (40 feet) end to end. Daily traffic averages 99 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 7/9, superstructure at 6/9, substructure at 4/9. The weakest component sits in poor condition. Because at least one major component scores 4 or lower, this bridge falls in FHWA's Poor condition category. That category is not a closure order. Its NBI inventory load rating is 33.7 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How 68, S.FORK YAAK RD compares
Live comparison across Montana.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 1953
- Material
- Wood or Timber
- Number of Spans
- 1
- Structure Length
- 12.3 m (40 ft)
- Deck Width
- 8.0 m (26 ft)
- Owner
- U.S. Forest Service
- Avg Daily Traffic
- 99 vehicles/day
- Structure Number
- 011404000000021
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
- • The superstructure (beams and supports above the deck) rates fair at 6/9, minor deterioration that routine maintenance should address.
- • The substructure (piers and abutments) rates poor at 4/9, advanced deterioration that should be prioritized for repair.
How to read this record
68, S.FORK YAAK RD is in the federal Poor condition category. That is a component-based result, not a closure order.
- NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
- Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
- Compare 68, S.FORK YAAK RD 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 68, S.FORK YAAK RD?
68, S.FORK YAAK RD in Lincoln, Montana has a deck rating of 7/9, superstructure rating of 6/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.
How often is 68, S.FORK YAAK RD inspected?
68, S.FORK YAAK 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 99 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. 68, S.FORK YAAK RD is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for 68, S.FORK YAAK RD?
68, S.FORK YAAK RD has an NBI inventory load rating of 33.7 metric tons.
Who is responsible for maintaining 68, S.FORK YAAK RD?
68, S.FORK YAAK RD is owned and maintained by U.S. Forest Service.
How old is 68, S.FORK YAAK RD and does age affect safety?
68, S.FORK YAAK RD was built in 1953, making it 73 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.
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.