US Bridges

Ash CR RD E over Beaver Creek 031

Good

Fallon County, Montana · 21M NE Baker · Structure no. L13615001+05001

Built
2003
22 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
50 ft
1 main span
Daily traffic
100
2025 count
Owner
County
County Highway Agency

About this bridge

Ash CR RD E over Beaver Creek 031 is a steel stringer/multi-beam or girder carrying Ash CR RD E over Beaver Creek 031 in Fallon County, Montana. It was built in 2003, so it is 22 years old, younger than the Montana average of 47 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 50 ft (15.2 m) long and 25 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesAsh CR RD E
CrossesBeaver Creek 031
Location21M NE Baker
RouteCounty Highway 13846
StateMontana
Coordinates46.64154, -104.19691
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.2 US tons
Inventory rating30.3 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span49 ft (15 m)
Deck width25 ft (7.6 m)
Roadway width25 ft (7.5 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 closed9.9 mi (16 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 Ash CR RD E over Beaver Creek 031 built?

It was built in 2003, making it 22 years old in 2025.

What condition is Ash CR RD E over Beaver Creek 031 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does Ash CR RD E over Beaver Creek 031 carry?

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

How long is Ash CR RD E over Beaver Creek 031?

The structure is 50 ft (15.2 m) long with a longest span of 49 ft (15 m) and a deck 25 ft wide.

Who owns Ash CR RD E over Beaver Creek 031?

It is owned by the County Highway Agency.