US Bridges

Lrd Martin RD (dea over Big Somo River

Fair

Lincoln County, Wisconsin · 0.3M S JCT Ush 8 · Structure no. B35008900000000

Built
1987
38 years old
Condition
Fair
inspected June 2024
Type
Slab
Concrete Continuous
Length
65 ft
2 main spans
Daily traffic
5
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Martin RD (dea over Big Somo River is a concrete continuous slab carrying Lrd Martin RD (dea over Big Somo River in Lincoln County, Wisconsin. It was built in 1987, so it is 38 years old, younger 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 5 vehicles a day, projected to reach 5 by 2043. The structure is 65 ft (19.8 m) long and 26 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesLrd Martin RD (dea
CrossesBig Somo River
Location0.3M S JCT Ush 8
RouteCity Street 0
CountyLincoln County
StateWisconsin
Coordinates45.54986, -90.01249
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.7 US tons
Inventory rating34 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length65 ft (19.8 m)
Longest span31 ft (9.6 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (2023)
Projected traffic5 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 Martin RD (dea over Big Somo River built?

It was built in 1987, making it 38 years old in 2025.

What condition is Lrd Martin RD (dea over Big Somo 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 June 2024.

How much traffic does Lrd Martin RD (dea over Big Somo River carry?

About 5 vehicles per day (2023 count).

How long is Lrd Martin RD (dea over Big Somo River?

The structure is 65 ft (19.8 m) long with a longest span of 31 ft (9.6 m) and a deck 26 ft wide.

Who owns Lrd Martin RD (dea over Big Somo River?

It is owned by the Town or Township Highway Agency.