US Bridges

Bell Crossing over Bitterroot River

Fair

Ravalli County, Montana · 2M NE Victor · Structure no. S00370000+05361

Built
1974
51 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
408 ft
4 main spans
Daily traffic
2,814
2023 count
Owner
State
State Highway Agency

About this bridge

Bell Crossing over Bitterroot River is a prestressed concrete stringer/multi-beam or girder carrying Bell Crossing over Bitterroot River in Ravalli County, Montana. It was built in 1974, so it is 51 years old, older 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.

It carries about 2,814 vehicles a day, roughly 1% of them trucks, projected to reach 3,124 by 2043. The structure is 408 ft (124.5 m) long and 34 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesBell Crossing
CrossesBitterroot River
Location2M NE Victor
RouteState Highway 370
StateMontana
Coordinates46.44348, -114.1242
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating31 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length408 ft (124.5 m)
Longest span102 ft (31.1 m)
Deck width34 ft (10.5 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,814 (2023)
Projected traffic3,124 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Bell Crossing over Bitterroot River built?

It was built in 1974, making it 51 years old in 2025.

What condition is Bell Crossing over Bitterroot River 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 April 2024.

How much traffic does Bell Crossing over Bitterroot River carry?

About 2,814 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Bell Crossing over Bitterroot River?

The structure is 408 ft (124.5 m) long with a longest span of 102 ft (31.1 m) and a deck 34 ft wide.

Who owns Bell Crossing over Bitterroot River?

It is owned by the State Highway Agency.