US Bridges

Mn 200 over Marsh River

Good

Mahnomen County, Minnesota · 4.3 MI W of JCT TH 59 · Structure no. 97441

Built
2003
22 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
32 ft
2 main spans
Daily traffic
849
2022 count
Owner
State
State Highway Agency

About this bridge

Mn 200 over Marsh River is a concrete culvert carrying Mn 200 over Marsh River in Mahnomen County, Minnesota. It was built in 2003, so it is 22 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 849 vehicles a day, roughly 21% of them trucks, projected to reach 820 by 2042. The structure is 32 ft (9.7 m) long. If it were closed, the detour would be 11.8 mi (19 km).

CarriesMn 200
CrossesMarsh River
Location4.3 MI W of JCT TH 59
RouteState Highway 200
Coordinates47.32524, -96.05562
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
Channel and channel protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.3 US tons
Inventory rating49.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length32 ft (9.7 m)
Longest span15 ft (4.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic849 (2022)
Projected traffic820 by 2042
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Mn 200 over Marsh River built?

It was built in 2003, making it 22 years old in 2025.

What condition is Mn 200 over Marsh River 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 Mn 200 over Marsh River carry?

About 849 vehicles per day (2022 count), of which roughly 21% are trucks.

How long is Mn 200 over Marsh River?

The structure is 32 ft (9.7 m) long with a longest span of 15 ft (4.5 m).

Who owns Mn 200 over Marsh River?

It is owned by the State Highway Agency.