US Bridges

S Holland Lake RD over Holland Creek 051

Fair

Missoula County, Montana · Holland Lake · Structure no. L32678000+01001

Built
1949
76 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
32 ft
1 main span
Daily traffic
100
2025 count
Owner
County
County Highway Agency

About this bridge

S Holland Lake RD over Holland Creek 051 is a wood or timber stringer/multi-beam or girder carrying S Holland Lake RD over Holland Creek 051 in Missoula County, Montana. It was built in 1949, so it is 76 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.

It carries about 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 32 ft (9.9 m) long and 16 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesS Holland Lake RD
CrossesHolland Creek 051
LocationHolland Lake
RouteFederal Lands Road 32678
StateMontana
Coordinates47.44095, -113.61623
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating100.3 US tons
Inventory rating72.1 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length32 ft (9.9 m)
Longest span30 ft (9.1 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.6 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 closed8.7 mi (14 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 S Holland Lake RD over Holland Creek 051 built?

It was built in 1949, making it 76 years old in 2025.

What condition is S Holland Lake RD over Holland Creek 051 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 September 2023.

How much traffic does S Holland Lake RD over Holland Creek 051 carry?

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

How long is S Holland Lake RD over Holland Creek 051?

The structure is 32 ft (9.9 m) long with a longest span of 30 ft (9.1 m) and a deck 16 ft wide.

Who owns S Holland Lake RD over Holland Creek 051?

It is owned by the County Highway Agency.