US Bridges

Ush 18-USH 151 over Br Dodge Branch

Fair

Iowa County, Wisconsin · 1.4M E JCT Ush 151 to N · Structure no. B25002500000000

Built
1979
46 years old
Condition
Fair
inspected July 2023
Type
Culvert
Concrete
Length
31 ft
3 main spans
Daily traffic
14,600
2022 count
Owner
State
State Highway Agency

About this bridge

Ush 18-USH 151 over Br Dodge Branch is a concrete culvert carrying Ush 18-USH 151 over Br Dodge Branch in Iowa County, Wisconsin. It was built in 1979, so it is 46 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 14,600 vehicles a day, roughly 8% of them trucks, projected to reach 17,520 by 2042. The structure is 31 ft (9.4 m) long. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesUsh 18-USH 151
CrossesBr Dodge Branch
Location1.4M E JCT Ush 151 to N
RouteU.S. Route 18
CountyIowa County
StateWisconsin
Coordinates42.96621, -90.06922
Functional classRural Principal Arterial - Other

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 inspectionJuly 2023
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 spans3
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,600 (2022)
Projected traffic17,520 by 2042
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ush 18-USH 151 over Br Dodge Branch built?

It was built in 1979, making it 46 years old in 2025.

What condition is Ush 18-USH 151 over Br Dodge Branch 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 July 2023.

How much traffic does Ush 18-USH 151 over Br Dodge Branch carry?

About 14,600 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Ush 18-USH 151 over Br Dodge Branch?

The structure is 31 ft (9.4 m) long with a longest span of 8 ft (2.4 m).

Who owns Ush 18-USH 151 over Br Dodge Branch?

It is owned by the State Highway Agency.