US Bridges

Lrd Sturm RD over E Twin River

Fair

Manitowoc County, Wisconsin · 0.1M E JCT Sth 147 · Structure no. B36002800000000

Built
1975
50 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
109 ft
1 main span
Daily traffic
112
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Sturm RD over E Twin River is a prestressed concrete stringer/multi-beam or girder carrying Lrd Sturm RD over E Twin River in Manitowoc County, Wisconsin. It was built in 1975, so it is 50 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 112 vehicles a day, projected to reach 96 by 2043. The structure is 109 ft (33.2 m) long and 36 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesLrd Sturm RD
CrossesE Twin River
Location0.1M E JCT Sth 147
RouteCity Street 0
CountyManitowoc County
StateWisconsin
Coordinates44.20412, -87.61799
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 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 geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.7 US tons
Inventory rating34 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length109 ft (33.2 m)
Longest span107 ft (32.6 m)
Deck width36 ft (11 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic112 (2024)
Projected traffic96 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Sturm RD over E Twin River built?

It was built in 1975, making it 50 years old in 2025.

What condition is Lrd Sturm RD over E Twin River 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 2024.

How much traffic does Lrd Sturm RD over E Twin River carry?

About 112 vehicles per day (2024 count).

How long is Lrd Sturm RD over E Twin River?

The structure is 109 ft (33.2 m) long with a longest span of 107 ft (32.6 m) and a deck 36 ft wide.

Who owns Lrd Sturm RD over E Twin River?

It is owned by the Town or Township Highway Agency.