US Bridges

Sth 27 over Brown Creek

Fair

Eau Claire County, Wisconsin · 0.5M N JCT Cth V · Structure no. B18049200000000

Built
1941
84 years old
Condition
Fair
inspected July 2023
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
2,300
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 27 over Brown Creek is a concrete continuous culvert carrying Sth 27 over Brown Creek in Eau Claire County, Wisconsin. It was built in 1941, so it is 84 years old, older than the Wisconsin average of 40.3 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 2,300 vehicles a day, roughly 8% of them trucks, projected to reach 2,760 by 2042. The structure is 23 ft (7 m) long. If it were closed, the detour would be 58.4 mi (94 km).

CarriesSth 27
CrossesBrown Creek
Location0.5M N JCT Cth V
RouteState Highway 27
Coordinates44.73217, -91.1448
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.2 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,300 (2022)
Projected traffic2,760 by 2042
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed58.4 mi (94 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 Sth 27 over Brown Creek built?

It was built in 1941, making it 84 years old in 2025.

What condition is Sth 27 over Brown Creek 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 July 2023.

How much traffic does Sth 27 over Brown Creek carry?

About 2,300 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Sth 27 over Brown Creek?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m).

Who owns Sth 27 over Brown Creek?

It is owned by the State Highway Agency.