US Bridges

T 23 over Chetamba Creek

FairPosted for load

Renville County, Minnesota · 0.1 MI W of JCT Csah 6 · Structure no. 65509

Built
1964
61 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
53 ft
3 main spans
Daily traffic
34
1971 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 23 over Chetamba Creek is a wood or timber stringer/multi-beam or girder carrying T 23 over Chetamba Creek in Renville County, Minnesota. It was built in 1964, so it is 61 years old, older than the Minnesota average of 38.5 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. Its operating status is: posted for load restriction.

It carries about 34 vehicles a day, projected to reach 34 by 2029. The structure is 53 ft (16.2 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesT 23
CrossesChetamba Creek
Location0.1 MI W of JCT Csah 6
RouteCounty Highway 23
Coordinates44.86184, -95.22069
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load 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 adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating32 US tons
Inventory rating23 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadUnknown
Structure length53 ft (16.2 m)
Longest span27 ft (8.3 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34 (1971)
Projected traffic34 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 T 23 over Chetamba Creek built?

It was built in 1964, making it 61 years old in 2025.

What condition is T 23 over Chetamba 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 October 2023.

How much traffic does T 23 over Chetamba Creek carry?

About 34 vehicles per day (1971 count).

How long is T 23 over Chetamba Creek?

The structure is 53 ft (16.2 m) long with a longest span of 27 ft (8.3 m) and a deck 26 ft wide.

Who owns T 23 over Chetamba Creek?

It is owned by the Town or Township Highway Agency.