US Bridges

County Road 061 over Levings Gulch 158

FairPosted for load

Lewis and Clark County, Montana · 1M N Sieben Int · Structure no. L25061000+05001

Built
1933
92 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
21 ft
1 main span
Daily traffic
13
2023 count
Owner
State
State Highway Agency

About this bridge

County Road 061 over Levings Gulch 158 is a wood or timber stringer/multi-beam or girder carrying County Road 061 over Levings Gulch 158 in Lewis and Clark County, Montana. It was built in 1933, so it is 92 years old, older 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. Its operating status is: posted for load restriction.

It carries about 13 vehicles a day, roughly 3% of them trucks, projected to reach 14 by 2043. The structure is 21 ft (6.4 m) long and 22 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesCounty Road 061
CrossesLevings Gulch 158
Location1M N Sieben Int
RouteCounty Highway 25061
CountyLewis and Clark County
StateMontana
Coordinates46.89325, -112.1194
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41 US tons
Inventory rating30 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 15
Structure length21 ft (6.4 m)
Longest span19 ft (5.7 m)
Deck width22 ft (6.8 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13 (2023)
Projected traffic14 by 2043
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

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 County Road 061 over Levings Gulch 158 built?

It was built in 1933, making it 92 years old in 2025.

What condition is County Road 061 over Levings Gulch 158 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 2023.

How much traffic does County Road 061 over Levings Gulch 158 carry?

About 13 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is County Road 061 over Levings Gulch 158?

The structure is 21 ft (6.4 m) long with a longest span of 19 ft (5.7 m) and a deck 22 ft wide.

Who owns County Road 061 over Levings Gulch 158?

It is owned by the State Highway Agency.