US Bridges

Jarvi RD over Little Belt Creek 037

GoodPosted for load

Cascade County, Montana · 13M E Belt · Structure no. L07231004+03001

Built
1971
54 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
26 ft
1 main span
Daily traffic
100
2025 count
Owner
County
County Highway Agency

About this bridge

Jarvi RD over Little Belt Creek 037 is a wood or timber stringer/multi-beam or girder carrying Jarvi RD over Little Belt Creek 037 in Cascade County, Montana. It was built in 1971, so it is 54 years old, older 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. 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 26 ft (7.9 m) long and 25 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesJarvi RD
CrossesLittle Belt Creek 037
Location13M E Belt
RouteCounty Highway 7231
StateMontana
Coordinates47.38658, -110.70622
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 protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating27 US tons
Inventory rating20 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span25 ft (7.5 m)
Deck width25 ft (7.5 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 closed19.9 mi (32 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 Jarvi RD over Little Belt Creek 037 built?

It was built in 1971, making it 54 years old in 2025.

What condition is Jarvi RD over Little Belt Creek 037 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 March 2024.

How much traffic does Jarvi RD over Little Belt Creek 037 carry?

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

How long is Jarvi RD over Little Belt Creek 037?

The structure is 26 ft (7.9 m) long with a longest span of 25 ft (7.5 m) and a deck 25 ft wide.

Who owns Jarvi RD over Little Belt Creek 037?

It is owned by the County Highway Agency.