US Bridges

Mn 30 over Beaver Creek

Fair

Murray County, Minnesota · 2.4 MI E of N JCT TH 59 · Structure no. 6822

Built
1953
72 years old
Condition
Fair
inspected September 2023
Type
Girder and Floorbeam System
Concrete
Length
99 ft
3 main spans
Daily traffic
840
2019 count
Owner
State
State Highway Agency

About this bridge

Mn 30 over Beaver Creek is a concrete girder and floorbeam system carrying Mn 30 over Beaver Creek in Murray County, Minnesota. It was built in 1953, so it is 72 years old, older than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 840 vehicles a day, roughly 14% of them trucks, projected to reach 900 by 2039. The structure is 99 ft (30.2 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesMn 30
CrossesBeaver Creek
Location2.4 MI E of N JCT TH 59
RouteState Highway 30
CountyMurray County
StateMinnesota
Coordinates44.07291, -95.69772
Functional classRural 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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating41.4 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length99 ft (30.2 m)
Longest span33 ft (10.1 m)
Deck width34 ft (10.5 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic840 (2019)
Projected traffic900 by 2039
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$345 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Mn 30 over Beaver Creek built?

It was built in 1953, making it 72 years old in 2025.

What condition is Mn 30 over Beaver Creek 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 September 2023.

How much traffic does Mn 30 over Beaver Creek carry?

About 840 vehicles per day (2019 count), of which roughly 14% are trucks.

How long is Mn 30 over Beaver Creek?

The structure is 99 ft (30.2 m) long with a longest span of 33 ft (10.1 m) and a deck 34 ft wide.

Who owns Mn 30 over Beaver Creek?

It is owned by the State Highway Agency.