US Bridges

Valley Creek RD over Valley Creek 008

Fair

Stillwater County, Montana · 2M NW Park City · Structure no. L48110001+02001

Built
2010
15 years old
Condition
Fair
inspected November 2024
Type
Tee Beam
Prestressed Concrete
Length
94 ft
1 main span
Daily traffic
100
2025 count
Owner
County
County Highway Agency

About this bridge

Valley Creek RD over Valley Creek 008 is a prestressed concrete tee beam carrying Valley Creek RD over Valley Creek 008 in Stillwater County, Montana. It was built in 2010, so it is 15 years old, younger 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 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 94 ft (28.7 m) long and 38 ft wide. If it were closed, the detour would be 41 mi (66 km).

CarriesValley Creek RD
CrossesValley Creek 008
Location2M NW Park City
RouteCounty Highway 48012
StateMontana
Coordinates45.63949, -108.95375
Functional classRural Local

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating41.8 US tons
Inventory rating27.9 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length94 ft (28.7 m)
Longest span94 ft (28.7 m)
Deck width38 ft (11.7 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 closed41 mi (66 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Valley Creek RD over Valley Creek 008 built?

It was built in 2010, making it 15 years old in 2025.

What condition is Valley Creek RD over Valley Creek 008 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 November 2024.

How much traffic does Valley Creek RD over Valley Creek 008 carry?

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

How long is Valley Creek RD over Valley Creek 008?

The structure is 94 ft (28.7 m) long with a longest span of 94 ft (28.7 m) and a deck 38 ft wide.

Who owns Valley Creek RD over Valley Creek 008?

It is owned by the County Highway Agency.