US Bridges

Cth H over Milwaukee River

Good

Washington County, Wisconsin · 1.0 MI E Sth 45 · Structure no. B66014000000000

Built
2022
3 years old
Condition
Good
inspected August 2024
Type
Slab
Concrete Continuous
Length
147 ft
3 main spans
Daily traffic
4,240
2022 count
Owner
County
County Highway Agency

About this bridge

Cth H over Milwaukee River is a concrete continuous slab carrying Cth H over Milwaukee River in Washington County, Wisconsin. It was built in 2022, so it is 3 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 4,240 vehicles a day, projected to reach 5,840 by 2042. The structure is 147 ft (44.7 m) long and 56 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCth H
CrossesMilwaukee River
Location1.0 MI E Sth 45
RouteCounty Highway 0H
Coordinates43.4978, -88.19482
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.7 US tons
Inventory rating39.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length147 ft (44.7 m)
Longest span58 ft (17.7 m)
Deck width56 ft (17.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,240 (2022)
Projected traffic5,840 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 H over Milwaukee River built?

It was built in 2022, making it 3 years old in 2025.

What condition is Cth H over Milwaukee 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 August 2024.

How much traffic does Cth H over Milwaukee River carry?

About 4,240 vehicles per day (2022 count).

How long is Cth H over Milwaukee River?

The structure is 147 ft (44.7 m) long with a longest span of 58 ft (17.7 m) and a deck 56 ft wide.

Who owns Cth H over Milwaukee River?

It is owned by the County Highway Agency.