US Bridges

Schwartz Creek RD over Clark Fork 093

Fair

Missoula County, Montana · 1M S Clinton · Structure no. L32104031+09001

Built
1956
69 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
220 ft
4 main spans
Daily traffic
100
2025 count
Owner
County
County Highway Agency

About this bridge

Schwartz Creek RD over Clark Fork 093 is a steel stringer/multi-beam or girder carrying Schwartz Creek RD over Clark Fork 093 in Missoula County, Montana. It was built in 1956, so it is 69 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 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 220 ft (67 m) long and 16 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesSchwartz Creek RD
CrossesClark Fork 093
Location1M S Clinton
RouteCounty Highway 32104
StateMontana
Coordinates46.75148, -113.72044
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating45 US tons
Inventory rating34 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans4
Design loadHS 20
Structure length220 ft (67 m)
Longest span80 ft (24.4 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 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 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 Schwartz Creek RD over Clark Fork 093 built?

It was built in 1956, making it 69 years old in 2025.

What condition is Schwartz Creek RD over Clark Fork 093 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 May 2024.

How much traffic does Schwartz Creek RD over Clark Fork 093 carry?

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

How long is Schwartz Creek RD over Clark Fork 093?

The structure is 220 ft (67 m) long with a longest span of 80 ft (24.4 m) and a deck 16 ft wide.

Who owns Schwartz Creek RD over Clark Fork 093?

It is owned by the County Highway Agency.