US Bridges

Lrd Old Sth 29 over Br Suamico River

Good

Brown County, Wisconsin · 0.5M W JCT Cth U · Structure no. B05008100000000

Built
1988
37 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
113
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Old Sth 29 over Br Suamico River is a concrete culvert carrying Lrd Old Sth 29 over Br Suamico River in Brown County, Wisconsin. It was built in 1988, so it is 37 years old, younger than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 113 vehicles a day, projected to reach 124 by 2043. The structure is 25 ft (7.5 m) long. If it were closed, the detour would be 14.9 mi (24 km).

CarriesLrd Old Sth 29
CrossesBr Suamico River
Location0.5M W JCT Cth U
RouteCity Street 0
Coordinates44.5872, -88.20169
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length25 ft (7.5 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 traffic113 (2022)
Projected traffic124 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Lrd Old Sth 29 over Br Suamico River built?

It was built in 1988, making it 37 years old in 2025.

What condition is Lrd Old Sth 29 over Br Suamico River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.

How much traffic does Lrd Old Sth 29 over Br Suamico River carry?

About 113 vehicles per day (2022 count).

How long is Lrd Old Sth 29 over Br Suamico River?

The structure is 25 ft (7.5 m) long with a longest span of 12 ft (3.7 m).

Who owns Lrd Old Sth 29 over Br Suamico River?

It is owned by the Town or Township Highway Agency.