US Bridges

Stevens Ridge TR over Stevens Creek 105

Good

Sanders County, Montana · 4 M Sse Noxon · Structure no. 000000000007020

Built
1992
33 years old
Condition
Good
inspected May 2023
Type
Tee Beam
Prestressed Concrete
Length
45 ft
1 main span
Daily traffic
100
2025 count
Owner
County
County Highway Agency

About this bridge

Stevens Ridge TR over Stevens Creek 105 is a prestressed concrete tee beam carrying Stevens Ridge TR over Stevens Creek 105 in Sanders County, Montana. It was built in 1992, so it is 33 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 45 ft (13.7 m) long and 15 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesStevens Ridge TR
CrossesStevens Creek 105
Location4 M Sse Noxon
RouteCounty Highway 45927
StateMontana
Coordinates47.93807, -115.74585
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length45 ft (13.7 m)
Longest span44 ft (13.3 m)
Deck width15 ft (4.6 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2025)
Projected traffic100 by 2040
Trucks3%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 Stevens Ridge TR over Stevens Creek 105 built?

It was built in 1992, making it 33 years old in 2025.

What condition is Stevens Ridge TR over Stevens Creek 105 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 May 2023.

How much traffic does Stevens Ridge TR over Stevens Creek 105 carry?

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

How long is Stevens Ridge TR over Stevens Creek 105?

The structure is 45 ft (13.7 m) long with a longest span of 44 ft (13.3 m) and a deck 15 ft wide.

Who owns Stevens Ridge TR over Stevens Creek 105?

It is owned by the County Highway Agency.