US Bridges

Csah 39 over Red River of the North

Good

Norman County, Minnesota · 1.1 MI W of JCT TH 75 · Structure no. 54550

Built
2007
18 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
802 ft
9 main spans
Daily traffic
420
2022 count
Owner
County
County Highway Agency

About this bridge

Csah 39 over Red River of the North is a steel continuous stringer/multi-beam or girder carrying Csah 39 over Red River of the North in Norman County, Minnesota. It was built in 2007, so it is 18 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 420 vehicles a day, roughly 14% of them trucks, projected to reach 475 by 2042. The structure is 802 ft (244.3 m) long and 39 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesCsah 39
CrossesRed River of the North
Location1.1 MI W of JCT TH 75
RouteCounty Highway 39
Coordinates47.17955, -96.82426
Functional classRural Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than 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 rating44 US tons
Inventory rating34 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadHL 93
Structure length802 ft (244.3 m)
Longest span97 ft (29.6 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic420 (2022)
Projected traffic475 by 2042
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 Red River of the North built?

It was built in 2007, making it 18 years old in 2025.

What condition is Csah 39 over Red River of the North 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 October 2023.

How much traffic does Csah 39 over Red River of the North carry?

About 420 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is Csah 39 over Red River of the North?

The structure is 802 ft (244.3 m) long with a longest span of 97 ft (29.6 m) and a deck 39 ft wide.

Who owns Csah 39 over Red River of the North?

It is owned by the County Highway Agency.