US Bridges

German Gulch RD over RR 012

Fair

Silver Bow County, Montana · W Silverbow · Structure no. L47534000+06001

Built
2014
11 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
286 ft
3 main spans
Daily traffic
100
2025 count
Owner
County
County Highway Agency

About this bridge

German Gulch RD over RR 012 is a prestressed concrete stringer/multi-beam or girder carrying German Gulch RD over RR 012 in Silver Bow County, Montana. It was built in 2014, so it is 11 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 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 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 286 ft (87.3 m) long and 38 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

Open in Google Maps
CarriesGerman Gulch RD
CrossesRR 012
LocationW Silverbow
RouteCounty Highway 47534
CountySilver Bow County
StateMontana
Coordinates45.99673, -112.66256
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59 US tons
Inventory rating32 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length286 ft (87.3 m)
Longest span112 ft (34.1 m)
Deck width38 ft (11.6 m)
Roadway width35 ft (10.8 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
CrossesRailroad
Detour if closed14.9 mi (24 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was German Gulch RD over RR 012 built?

It was built in 2014, making it 11 years old in 2025.

What condition is German Gulch RD over RR 012 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 August 2024.

How much traffic does German Gulch RD over RR 012 carry?

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

How long is German Gulch RD over RR 012?

The structure is 286 ft (87.3 m) long with a longest span of 112 ft (34.1 m) and a deck 38 ft wide.

Who owns German Gulch RD over RR 012?

It is owned by the County Highway Agency.