US Bridges

Donaldson RD over Dry Wolf Creek 090

FairPosted for load

Fergus County, Montana · 7M E Denton · Structure no. L14016002+01001

Built
1982
43 years old, rebuilt 2015
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
32 ft
1 main span
Daily traffic
100
2025 count
Owner
County
County Highway Agency

About this bridge

Donaldson RD over Dry Wolf Creek 090 is a wood or timber stringer/multi-beam or girder carrying Donaldson RD over Dry Wolf Creek 090 in Fergus County, Montana. It was built in 1982 and reconstructed in 2015, so it is 43 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 6 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 32 ft (9.8 m) long and 20 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesDonaldson RD
CrossesDry Wolf Creek 090
Location7M E Denton
RouteCounty Highway 14016
StateMontana
Coordinates47.30146, -109.8045
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating42 US tons
Inventory rating30 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span31 ft (9.4 m)
Deck width20 ft (6.2 m)
Roadway width20 ft (6.2 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 closed11.2 mi (18 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Donaldson RD over Dry Wolf Creek 090 built?

It was built in 1982, making it 43 years old in 2025. It was reconstructed in 2015.

What condition is Donaldson RD over Dry Wolf Creek 090 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 May 2024.

How much traffic does Donaldson RD over Dry Wolf Creek 090 carry?

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

How long is Donaldson RD over Dry Wolf Creek 090?

The structure is 32 ft (9.8 m) long with a longest span of 31 ft (9.4 m) and a deck 20 ft wide.

Who owns Donaldson RD over Dry Wolf Creek 090?

It is owned by the County Highway Agency.