US Bridges

T 187 over Okabena Creek

PoorClosed to traffic

Jackson County, Minnesota · 0.3 MI S of JCT Csah 18 · Structure no. L5245

Built
1905
120 years old, rebuilt 1938
Condition
Poor
inspected August 2021
Type
Truss - Thru
Steel
Length
45 ft
3 main spans
Daily traffic
10
1988 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 187 over Okabena Creek is a steel truss - thru carrying T 187 over Okabena Creek in Jackson County, Minnesota. It was built in 1905 and reconstructed in 1938, so it is 120 years old, older than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 0 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: closed to all traffic.

It carries about 10 vehicles a day, projected to reach 10 by 2029. The structure is 45 ft (13.7 m) long and 15 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesT 187
CrossesOkabena Creek
Location0.3 MI S of JCT Csah 18
RouteCounty Highway 187
Coordinates43.69911, -95.41539
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck0 FailedOut of service and beyond corrective action.
Superstructure0 FailedOut of service and beyond corrective action.
Substructure0 FailedOut of service and beyond corrective action.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2021
Inspection intervalevery 12 months
Operating statusClosed to all traffic
ScourFoundations stable; scour above top of footing
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating5.4 US tons
Inventory rating3.2 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length45 ft (13.7 m)
Longest span15 ft (4.6 m)
Deck width15 ft (4.6 m)
Roadway width15 ft (4.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (1988)
Projected traffic10 by 2029
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$226 million
NavigationNo navigation control on waterway

Frequently asked questions

When was T 187 over Okabena Creek built?

It was built in 1905, making it 120 years old in 2025. It was reconstructed in 1938.

What condition is T 187 over Okabena Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2021.

How much traffic does T 187 over Okabena Creek carry?

About 10 vehicles per day (1988 count).

How long is T 187 over Okabena Creek?

The structure is 45 ft (13.7 m) long with a longest span of 15 ft (4.6 m) and a deck 15 ft wide.

Who owns T 187 over Okabena Creek?

It is owned by the Town or Township Highway Agency.