US Bridges

T 37 over Stream

Good

Mower County, Minnesota · 0.4 MI N of JCT Csah 4 · Structure no. 50J13

Built
1998
27 years old
Condition
Good
inspected June 2023
Type
Culvert
Concrete
Length
36 ft
2 main spans
Daily traffic
11
1986 count
Owner
County
County Highway Agency

About this bridge

T 37 over Stream is a concrete culvert carrying T 37 over Stream in Mower County, Minnesota. It was built in 1998, so it is 27 years old, younger than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 11 vehicles a day, projected to reach 11 by 2029. The structure is 36 ft (10.9 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesT 37
CrossesStream
Location0.4 MI N of JCT Csah 4
RouteCounty Highway 37
Coordinates43.60708, -93.04937
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating39.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length36 ft (10.9 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11 (1986)
Projected traffic11 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 37 over Stream built?

It was built in 1998, making it 27 years old in 2025.

What condition is T 37 over Stream in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2023.

How much traffic does T 37 over Stream carry?

About 11 vehicles per day (1986 count).

How long is T 37 over Stream?

The structure is 36 ft (10.9 m) long with a longest span of 14 ft (4.3 m).

Who owns T 37 over Stream?

It is owned by the County Highway Agency.