US Bridges

Cth E over Branch of Marengo River

Good

Bayfield County, Wisconsin · 5.2 M East of Sth 63 · Structure no. B04012100000000

Built
2017
8 years old
Condition
Good
inspected August 2023
Type
Slab
Concrete
Length
45 ft
1 main span
Daily traffic
541
2023 count
Owner
County
County Highway Agency

About this bridge

Cth E over Branch of Marengo River is a concrete slab carrying Cth E over Branch of Marengo River in Bayfield County, Wisconsin. It was built in 2017, so it is 8 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 541 vehicles a day, roughly 5% of them trucks, projected to reach 730 by 2042. The structure is 45 ft (13.6 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCth E
CrossesBranch of Marengo River
Location5.2 M East of Sth 63
RouteCounty Highway 0E
Coordinates46.41401, -90.94297
Functional classRural Major Collector

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 protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.1 US tons
Inventory rating40 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length45 ft (13.6 m)
Longest span42 ft (12.8 m)
Deck width32 ft (9.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic541 (2023)
Projected traffic730 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 E over Branch of Marengo River built?

It was built in 2017, making it 8 years old in 2025.

What condition is Cth E over Branch of Marengo 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 2023.

How much traffic does Cth E over Branch of Marengo River carry?

About 541 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Cth E over Branch of Marengo River?

The structure is 45 ft (13.6 m) long with a longest span of 42 ft (12.8 m) and a deck 32 ft wide.

Who owns Cth E over Branch of Marengo River?

It is owned by the County Highway Agency.