US Bridges

Cth I over Grand River

Good

Green Lake County, Wisconsin · 0.2M S JCT Sth 44 · Structure no. B24004300000000

Built
2017
8 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete
Length
65 ft
2 main spans
Daily traffic
110
2022 count
Owner
County
County Highway Agency

About this bridge

Cth I over Grand River is a concrete slab carrying Cth I over Grand River in Green Lake 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 110 vehicles a day, projected to reach 143 by 2042. The structure is 65 ft (19.7 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCth I
CrossesGrand River
Location0.2M S JCT Sth 44
RouteCounty Highway 0I
CountyGreen Lake County
StateWisconsin
Coordinates43.69311, -89.01867
Functional classRural Minor 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 inspectionMay 2023
Inspection intervalevery 24 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating38.6 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length65 ft (19.7 m)
Longest span31 ft (9.4 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2022)
Projected traffic143 by 2042
Trucks0%
Lanes on structure2
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 I over Grand River built?

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

What condition is Cth I over Grand 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 May 2023.

How much traffic does Cth I over Grand River carry?

About 110 vehicles per day (2022 count).

How long is Cth I over Grand River?

The structure is 65 ft (19.7 m) long with a longest span of 31 ft (9.4 m) and a deck 31 ft wide.

Who owns Cth I over Grand River?

It is owned by the County Highway Agency.