US Bridges

US 2 over Beaver Creek Overflow

Fair

Phillips County, Montana · 7M W Saco · Structure no. P00001491+08241

Built
1968
57 years old
Condition
Fair
inspected April 2024
Type
Slab
Concrete Continuous
Length
92 ft
4 main spans
Daily traffic
1,409
2023 count
Owner
State
State Highway Agency

About this bridge

US 2 over Beaver Creek Overflow is a concrete continuous slab carrying US 2 over Beaver Creek Overflow in Phillips County, Montana. It was built in 1968, so it is 57 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 6 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 1,409 vehicles a day, roughly 11% of them trucks, projected to reach 1,479 by 2043. The structure is 92 ft (27.9 m) long and 43 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesUS 2
CrossesBeaver Creek Overflow
Location7M W Saco
RouteU.S. Route 2
StateMontana
Coordinates48.47489, -107.50244
Functional classRural Principal Arterial - Other

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than 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 rating41.8 US tons
Inventory rating32.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length92 ft (27.9 m)
Longest span25 ft (7.6 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,409 (2023)
Projected traffic1,479 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemYes

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 US 2 over Beaver Creek Overflow built?

It was built in 1968, making it 57 years old in 2025.

What condition is US 2 over Beaver Creek Overflow 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 US 2 over Beaver Creek Overflow carry?

About 1,409 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is US 2 over Beaver Creek Overflow?

The structure is 92 ft (27.9 m) long with a longest span of 25 ft (7.6 m) and a deck 43 ft wide.

Who owns US 2 over Beaver Creek Overflow?

It is owned by the State Highway Agency.