US Bridges

27th ST S.E. over Mouse River

Fair

Ward County, North Dakota · 27th ST Se-Minot · Structure no. 0000MNOT21

Built
1950
75 years old
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
180 ft
3 main spans
Daily traffic
4,469
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

27th ST S.E. over Mouse River is a prestressed concrete box beam or girders - multiple carrying 27th ST S.E. over Mouse River in Ward County, North Dakota. It was built in 1950, so it is 75 years old, older than the North Dakota average of 48.2 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 4,469 vehicles a day, roughly 2% of them trucks, projected to reach 6,019 by 2042. The structure is 180 ft (54.9 m) long and 46 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Carries27th ST S.E.
CrossesMouse River
Location27th ST Se-Minot
RouteCity Street 8956
Coordinates48.22702, -101.25284
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68 US tons
Inventory rating40.7 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans3
Design loadUnknown
Structure length180 ft (54.9 m)
Longest span58 ft (17.7 m)
Deck width46 ft (13.9 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,469 (2022)
Projected traffic6,019 by 2042
Trucks2%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 27th ST S.E. over Mouse River built?

It was built in 1950, making it 75 years old in 2025.

What condition is 27th ST S.E. over Mouse River 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 May 2023.

How much traffic does 27th ST S.E. over Mouse River carry?

About 4,469 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 27th ST S.E. over Mouse River?

The structure is 180 ft (54.9 m) long with a longest span of 58 ft (17.7 m) and a deck 46 ft wide.

Who owns 27th ST S.E. over Mouse River?

It is owned by the City or Municipal Highway Agency.