US Bridges

Crow Creek Road over Dry Creek

Good

Carter County, Montana · 20.7M N Hammond · Structure no. 000000202302421

Built
2015
10 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
70 ft
1 main span
Daily traffic
100
2025 count
Owner
County
County Highway Agency

About this bridge

Crow Creek Road over Dry Creek is a steel stringer/multi-beam or girder carrying Crow Creek Road over Dry Creek in Carter County, Montana. It was built in 2015, so it is 10 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 70 ft (21.3 m) long and 25 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesCrow Creek Road
CrossesDry Creek
Location20.7M N Hammond
RouteCounty Highway 6030
StateMontana
Coordinates45.4826, -104.9612
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
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 geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating34.6 US tons
Inventory rating26.8 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length70 ft (21.3 m)
Longest span70 ft (21.3 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.3 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 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 Crow Creek Road over Dry Creek built?

It was built in 2015, making it 10 years old in 2025.

What condition is Crow Creek Road over Dry Creek 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 September 2023.

How much traffic does Crow Creek Road over Dry Creek carry?

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

How long is Crow Creek Road over Dry Creek?

The structure is 70 ft (21.3 m) long with a longest span of 70 ft (21.3 m) and a deck 25 ft wide.

Who owns Crow Creek Road over Dry Creek?

It is owned by the County Highway Agency.