US Bridges

US 10 over Mn 27

Good

Morrison County, Minnesota · At the JCT of TH 27;10 · Structure no. 49006

Built
1973
52 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
106 ft
1 main span
Daily traffic
10,376
2021 count
Owner
State
State Highway Agency

About this bridge

US 10 over Mn 27 is a steel stringer/multi-beam or girder carrying US 10 over Mn 27 in Morrison County, Minnesota. It was built in 1973, so it is 52 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 10,376 vehicles a day, roughly 10% of them trucks, projected to reach 10,000 by 2041. The structure is 106 ft (32.2 m) long and 44 ft wide.

CarriesUS 10
CrossesMn 27
LocationAt the JCT of TH 27;10
RouteU.S. Route 10
Coordinates45.97558, -94.34002
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.1 US tons
Inventory rating48.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length106 ft (32.2 m)
Longest span100 ft (30.5 m)
Deck width44 ft (13.4 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,376 (2021)
Projected traffic10,000 by 2041
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkSTRAHNET connector

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 10 over Mn 27 built?

It was built in 1973, making it 52 years old in 2025.

What condition is US 10 over Mn 27 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 US 10 over Mn 27 carry?

About 10,376 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is US 10 over Mn 27?

The structure is 106 ft (32.2 m) long with a longest span of 100 ft (30.5 m) and a deck 44 ft wide.

Who owns US 10 over Mn 27?

It is owned by the State Highway Agency.