US Bridges

Cth S W Mill RD over Lynx Br Lit Menomonee R

Fair

Milwaukee County, Wisconsin · 0.4M E JCT Sth 81 · Structure no. B40051500000000

Built
1986
39 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
14,400
2022 count
Owner
County
County Highway Agency

About this bridge

Cth S W Mill RD over Lynx Br Lit Menomonee R is a concrete culvert carrying Cth S W Mill RD over Lynx Br Lit Menomonee R in Milwaukee County, Wisconsin. It was built in 1986, so it is 39 years old, younger 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 5 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 14,400 vehicles a day, projected to reach 18,976 by 2043. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCth S W Mill RD
CrossesLynx Br Lit Menomonee R
Location0.4M E JCT Sth 81
RouteCounty Highway 0S
Coordinates43.13407, -88.01685
Functional classUrban Collector

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.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 length22 ft (6.7 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 traffic14,400 (2022)
Projected traffic18,976 by 2043
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Cth S W Mill RD over Lynx Br Lit Menomonee R built?

It was built in 1986, making it 39 years old in 2025.

What condition is Cth S W Mill RD over Lynx Br Lit Menomonee R 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 June 2024.

How much traffic does Cth S W Mill RD over Lynx Br Lit Menomonee R carry?

About 14,400 vehicles per day (2022 count).

How long is Cth S W Mill RD over Lynx Br Lit Menomonee R?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m).

Who owns Cth S W Mill RD over Lynx Br Lit Menomonee R?

It is owned by the County Highway Agency.