US Bridges

Sth 29 & NE & SE R over Br Lancaster Brook

Fair

Brown County, Wisconsin · 0.2M E JCT Cth Ff · Structure no. B05002900000000

Built
1955
70 years old, rebuilt 1987
Condition
Fair
inspected March 2023
Type
Culvert
Concrete Continuous
Length
27 ft
2 main spans
Daily traffic
36,100
2023 count
Owner
State
State Highway Agency

About this bridge

Sth 29 & NE & SE R over Br Lancaster Brook is a concrete continuous culvert carrying Sth 29 & NE & SE R over Br Lancaster Brook in Brown County, Wisconsin. It was built in 1955 and reconstructed in 1987, so it is 70 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 36,100 vehicles a day, roughly 3% of them trucks, projected to reach 43,320 by 2043. The structure is 27 ft (8.1 m) long. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesSth 29 & NE & SE R
CrossesBr Lancaster Brook
Location0.2M E JCT Cth Ff
RouteState Highway 29
CountyBrown County
StateWisconsin
Coordinates44.55905, -88.12762
Functional classUrban Other Principal 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 protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34.2 US tons
Inventory rating19.6 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length27 ft (8.1 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36,100 (2023)
Projected traffic43,320 by 2043
Trucks3%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

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 29 & NE & SE R over Br Lancaster Brook built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1987.

What condition is Sth 29 & NE & SE R over Br Lancaster Brook 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 March 2023.

How much traffic does Sth 29 & NE & SE R over Br Lancaster Brook carry?

About 36,100 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Sth 29 & NE & SE R over Br Lancaster Brook?

The structure is 27 ft (8.1 m) long with a longest span of 12 ft (3.7 m).

Who owns Sth 29 & NE & SE R over Br Lancaster Brook?

It is owned by the State Highway Agency.