US Bridges

Pioneer Road over Coyote Creek

FairPosted for load

Fergus County, Montana · 4 Miles Southwest of Dent · Structure no. 000000201902823

Built
1979
46 years old, rebuilt 2019
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
33 ft
1 main span
Daily traffic
100
2025 count
Owner
County
County Highway Agency

About this bridge

Pioneer Road over Coyote Creek is a wood or timber stringer/multi-beam or girder carrying Pioneer Road over Coyote Creek in Fergus County, Montana. It was built in 1979 and reconstructed in 2019, so it is 46 years old, younger than the Montana average of 47 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 33 ft (10 m) long and 24 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesPioneer Road
CrossesCoyote Creek
Location4 Miles Southwest of Dent
RouteCounty Highway 14347
StateMontana
Coordinates47.2866, -110.02103
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating15 US tons
Inventory rating8 US tons

Structure

MaterialWood or Timber
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length33 ft (10 m)
Longest span29 ft (8.7 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2025)
Projected traffic100 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Pioneer Road over Coyote Creek built?

It was built in 1979, making it 46 years old in 2025. It was reconstructed in 2019.

What condition is Pioneer Road over Coyote Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does Pioneer Road over Coyote Creek carry?

About 100 vehicles per day (2025 count), of which roughly 3% are trucks.

How long is Pioneer Road over Coyote Creek?

The structure is 33 ft (10 m) long with a longest span of 29 ft (8.7 m) and a deck 24 ft wide.

Who owns Pioneer Road over Coyote Creek?

It is owned by the County Highway Agency.