US Bridges

T 112 over Deer Creek

Fair

Mower County, Minnesota · 0.2 MI N of JCT Csah 13 · Structure no. 50571

Built
1987
38 years old
Condition
Fair
inspected August 2023
Type
Slab
Concrete Continuous
Length
81 ft
3 main spans
Daily traffic
54
1986 count
Owner
County
County Highway Agency

About this bridge

T 112 over Deer Creek is a concrete continuous slab carrying T 112 over Deer Creek in Mower County, Minnesota. It was built in 1987, so it is 38 years old, younger 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 54 vehicles a day, projected to reach 54 by 2029. The structure is 81 ft (24.7 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesT 112
CrossesDeer Creek
Location0.2 MI N of JCT Csah 13
RouteCounty Highway 112
Coordinates43.68442, -92.58961
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
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 rating94.9 US tons
Inventory rating56.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length81 ft (24.7 m)
Longest span30 ft (9.1 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic54 (1986)
Projected traffic54 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 112 over Deer Creek built?

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

What condition is T 112 over Deer 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 August 2023.

How much traffic does T 112 over Deer Creek carry?

About 54 vehicles per day (1986 count).

How long is T 112 over Deer Creek?

The structure is 81 ft (24.7 m) long with a longest span of 30 ft (9.1 m) and a deck 31 ft wide.

Who owns T 112 over Deer Creek?

It is owned by the County Highway Agency.