US Bridges

T 48 over Little Cedar River

Fair

Mower County, Minnesota · 1.0 MI E of JCT Csah 7 · Structure no. 50560

Built
1985
40 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
202 ft
3 main spans
Daily traffic
32
1986 count
Owner
County
County Highway Agency

About this bridge

T 48 over Little Cedar River is a steel continuous stringer/multi-beam or girder carrying T 48 over Little Cedar River in Mower County, Minnesota. It was built in 1985, so it is 40 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 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 32 vehicles a day, projected to reach 32 by 2029. The structure is 202 ft (61.7 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesT 48
CrossesLittle Cedar River
Location1.0 MI E of JCT Csah 7
RouteCounty Highway 48
Coordinates43.50002, -92.74919
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.7 US tons
Inventory rating40.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length202 ft (61.7 m)
Longest span75 ft (22.9 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32 (1986)
Projected traffic32 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

OwnerCounty Highway Agency
Maintained byCounty 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 48 over Little Cedar River built?

It was built in 1985, making it 40 years old in 2025.

What condition is T 48 over Little Cedar 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 T 48 over Little Cedar River carry?

About 32 vehicles per day (1986 count).

How long is T 48 over Little Cedar River?

The structure is 202 ft (61.7 m) long with a longest span of 75 ft (22.9 m) and a deck 31 ft wide.

Who owns T 48 over Little Cedar River?

It is owned by the County Highway Agency.