US Bridges

Cth M Center Str over Sth 16

Fair

Dodge County, Wisconsin · 0.8M N JCT Cth R · Structure no. B14004400000000

Built
1960
65 years old, rebuilt 2005
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
143 ft
3 main spans
Daily traffic
1,300
2021 count
Owner
State
State Highway Agency

About this bridge

Cth M Center Str over Sth 16 is a steel continuous stringer/multi-beam or girder carrying Cth M Center Str over Sth 16 in Dodge County, Wisconsin. It was built in 1960 and reconstructed in 2005, so it is 65 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 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 1,300 vehicles a day, projected to reach 1,560 by 2041. The structure is 143 ft (43.6 m) long and 41 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesCth M Center Str
CrossesSth 16
Location0.8M N JCT Cth R
RouteCounty Highway 0M
CountyDodge County
StateWisconsin
Coordinates43.21314, -88.71553
Functional classRural Major 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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.2 US tons
Inventory rating25 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length143 ft (43.6 m)
Longest span52 ft (15.8 m)
Deck width41 ft (12.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2021)
Projected traffic1,560 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Cth M Center Str over Sth 16 built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 2005.

What condition is Cth M Center Str over Sth 16 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 September 2023.

How much traffic does Cth M Center Str over Sth 16 carry?

About 1,300 vehicles per day (2021 count).

How long is Cth M Center Str over Sth 16?

The structure is 143 ft (43.6 m) long with a longest span of 52 ft (15.8 m) and a deck 41 ft wide.

Who owns Cth M Center Str over Sth 16?

It is owned by the State Highway Agency.