US Bridges

Lower Game Range R over Cottonwood Creek 054

Good

Powell County, Montana · 7M W Ovando · Structure no. L39415000+06001

Built
1978
47 years old
Condition
Good
inspected June 2024
Type
Slab
Concrete
Length
24 ft
1 main span
Daily traffic
100
2025 count
Owner
State
Other State Agency

About this bridge

Lower Game Range R over Cottonwood Creek 054 is a concrete slab carrying Lower Game Range R over Cottonwood Creek 054 in Powell County, Montana. It was built in 1978, so it is 47 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 24 ft (7.3 m) long and 14 ft wide. If it were closed, the detour would be 21.1 mi (34 km).

CarriesLower Game Range R
CrossesCottonwood Creek 054
Location7M W Ovando
RouteState Lands Road 39415
StateMontana
Coordinates47.05143, -113.27044
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 inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span21 ft (6.5 m)
Deck width14 ft (4.3 m)
Roadway width13 ft (3.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2025)
Projected traffic100 by 2040
Trucks3%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.1 mi (34 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerOther State Agency
Maintained byOther State 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 Lower Game Range R over Cottonwood Creek 054 built?

It was built in 1978, making it 47 years old in 2025.

What condition is Lower Game Range R over Cottonwood Creek 054 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 June 2024.

How much traffic does Lower Game Range R over Cottonwood Creek 054 carry?

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

How long is Lower Game Range R over Cottonwood Creek 054?

The structure is 24 ft (7.3 m) long with a longest span of 21 ft (6.5 m) and a deck 14 ft wide.

Who owns Lower Game Range R over Cottonwood Creek 054?

It is owned by the Other State Agency.