US Bridges

Sth 16 over Bark River

Fair

Waukesha County, Wisconsin · 1.4M E JCT Sth 83 · Structure no. B67017100000000

Built
1951
74 years old, rebuilt 1973
Condition
Fair
inspected May 2024
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
30,500
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 16 over Bark River is a concrete continuous culvert carrying Sth 16 over Bark River in Waukesha County, Wisconsin. It was built in 1951 and reconstructed in 1973, so it is 74 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 30,500 vehicles a day, roughly 1% of them trucks, projected to reach 36,600 by 2042. The structure is 26 ft (8 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSth 16
CrossesBark River
Location1.4M E JCT Sth 83
RouteState Highway 16
Coordinates43.10972, -88.34364
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 inspectionMay 2024
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 rating59.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length26 ft (8 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 traffic30,500 (2022)
Projected traffic36,600 by 2042
Trucks1%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 16 over Bark River built?

It was built in 1951, making it 74 years old in 2025. It was reconstructed in 1973.

What condition is Sth 16 over Bark River 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 Sth 16 over Bark River carry?

About 30,500 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Sth 16 over Bark River?

The structure is 26 ft (8 m) long with a longest span of 12 ft (3.7 m).

Who owns Sth 16 over Bark River?

It is owned by the State Highway Agency.