US Bridges

Lrd Twin Bridge RD over Dodge Branch

Fair

Iowa County, Wisconsin · 2.4M N JCT Sth 39 · Structure no. P25012800000000

Built
1960
65 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
46 ft
1 main span
Daily traffic
156
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Twin Bridge RD over Dodge Branch is a steel stringer/multi-beam or girder carrying Lrd Twin Bridge RD over Dodge Branch in Iowa County, Wisconsin. It was built in 1960, 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 6 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 156 vehicles a day, projected to reach 171 by 2043. The structure is 46 ft (14.1 m) long and 31 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesLrd Twin Bridge RD
CrossesDodge Branch
Location2.4M N JCT Sth 39
RouteCity Street 0
CountyIowa County
StateWisconsin
Coordinates42.90281, -90.04492
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
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
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.4 US tons
Inventory rating19.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length46 ft (14.1 m)
Longest span45 ft (13.6 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic156 (2022)
Projected traffic171 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Lrd Twin Bridge RD over Dodge Branch built?

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

What condition is Lrd Twin Bridge RD over 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 October 2024.

How much traffic does Lrd Twin Bridge RD over Dodge Branch carry?

About 156 vehicles per day (2022 count).

How long is Lrd Twin Bridge RD over Dodge Branch?

The structure is 46 ft (14.1 m) long with a longest span of 45 ft (13.6 m) and a deck 31 ft wide.

Who owns Lrd Twin Bridge RD over Dodge Branch?

It is owned by the Town or Township Highway Agency.