US Bridges

US 2 over Dodson Creek Overflow

Good

Phillips County, Montana · 2M E Dodson · Structure no. P00001456+00301

Built
2008
17 years old
Condition
Good
inspected February 2024
Type
Culvert
Concrete
Length
30 ft
2 main spans
Daily traffic
1,252
2023 count
Owner
State
State Highway Agency

About this bridge

US 2 over Dodson Creek Overflow is a concrete culvert carrying US 2 over Dodson Creek Overflow in Phillips County, Montana. It was built in 2008, so it is 17 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 1,252 vehicles a day, roughly 14% of them trucks, projected to reach 1,315 by 2043. The structure is 30 ft (9 m) long. If it were closed, the detour would be 100 mi (161 km).

CarriesUS 2
CrossesDodson Creek Overflow
Location2M E Dodson
RouteU.S. Route 2
StateMontana
Coordinates48.38914, -108.20697
Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110 US tons
Inventory rating85 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length30 ft (9 m)
Longest span14 ft (4.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,252 (2023)
Projected traffic1,315 by 2043
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed100 mi (161 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 Dodson Creek Overflow built?

It was built in 2008, making it 17 years old in 2025.

What condition is US 2 over Dodson Creek Overflow 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 February 2024.

How much traffic does US 2 over Dodson Creek Overflow carry?

About 1,252 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is US 2 over Dodson Creek Overflow?

The structure is 30 ft (9 m) long with a longest span of 14 ft (4.2 m).

Who owns US 2 over Dodson Creek Overflow?

It is owned by the State Highway Agency.