US Bridges

Csah 39 over Dutch Creek

Good

Martin County, Minnesota · 2.1 MI N of JCT Csah 20 · Structure no. 46511

Built
1969
56 years old
Condition
Good
inspected September 2023
Type
Channel Beam
Prestressed Concrete
Length
31 ft
1 main span
Daily traffic
1,537
2022 count
Owner
County
County Highway Agency

About this bridge

Csah 39 over Dutch Creek is a prestressed concrete channel beam carrying Csah 39 over Dutch Creek in Martin County, Minnesota. It was built in 1969, so it is 56 years old, older 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 1,537 vehicles a day, projected to reach 1,400 by 2042. The structure is 31 ft (9.4 m) long and 40 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCsah 39
CrossesDutch Creek
Location2.1 MI N of JCT Csah 20
RouteCounty Highway 39
Coordinates43.63105, -94.49261
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.4 US tons
Inventory rating33.8 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length31 ft (9.4 m)
Longest span29 ft (8.8 m)
Deck width40 ft (12.1 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,537 (2022)
Projected traffic1,400 by 2042
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 Csah 39 over Dutch Creek built?

It was built in 1969, making it 56 years old in 2025.

What condition is Csah 39 over Dutch Creek 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 September 2023.

How much traffic does Csah 39 over Dutch Creek carry?

About 1,537 vehicles per day (2022 count).

How long is Csah 39 over Dutch Creek?

The structure is 31 ft (9.4 m) long with a longest span of 29 ft (8.8 m) and a deck 40 ft wide.

Who owns Csah 39 over Dutch Creek?

It is owned by the County Highway Agency.