US Bridges

Lrd 270th ST over Gilbert Creek

Fair

Dunn County, Wisconsin · 0.4M S JCT Sth 29 · Structure no. P17011400000000

Built
1944
81 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
50 ft
1 main span
Daily traffic
53
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd 270th ST over Gilbert Creek is a steel stringer/multi-beam or girder carrying Lrd 270th ST over Gilbert Creek in Dunn County, Wisconsin. It was built in 1944, so it is 81 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 53 vehicles a day, projected to reach 55 by 2043. The structure is 50 ft (15.3 m) long and 22 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesLrd 270th ST
CrossesGilbert Creek
Location0.4M S JCT Sth 29
RouteCity Street 0
CountyDunn County
StateWisconsin
Coordinates44.89003, -92.02486
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93.6 US tons
Inventory rating55.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length50 ft (15.3 m)
Longest span49 ft (14.8 m)
Deck width22 ft (6.6 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic53 (2022)
Projected traffic55 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 270th ST over Gilbert Creek built?

It was built in 1944, making it 81 years old in 2025.

What condition is Lrd 270th ST over Gilbert Creek 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 2024.

How much traffic does Lrd 270th ST over Gilbert Creek carry?

About 53 vehicles per day (2022 count).

How long is Lrd 270th ST over Gilbert Creek?

The structure is 50 ft (15.3 m) long with a longest span of 49 ft (14.8 m) and a deck 22 ft wide.

Who owns Lrd 270th ST over Gilbert Creek?

It is owned by the Town or Township Highway Agency.