US Bridges

Mn 270 over Mud Creek

Good

Rock County, Minnesota · 0.6 MI E of Hills · Structure no. 67X02

Built
2010
15 years old
Condition
Good
inspected May 2022
Type
Culvert
Concrete
Length
46 ft
3 main spans
Daily traffic
1,125
2022 count
Owner
State
State Highway Agency

About this bridge

Mn 270 over Mud Creek is a concrete culvert carrying Mn 270 over Mud Creek in Rock County, Minnesota. It was built in 2010, so it is 15 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 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 1,125 vehicles a day, roughly 8% of them trucks, projected to reach 1,000 by 2042. The structure is 46 ft (13.9 m) long. If it were closed, the detour would be 11.2 mi (18 km).

CarriesMn 270
CrossesMud Creek
Location0.6 MI E of Hills
RouteState Highway 270
Coordinates43.52929, -96.34014
Functional classRural Major Collector

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.
Culvert7 GoodSome minor problems.
Last inspectionMay 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.6 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 25 or greater
Structure length46 ft (13.9 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 traffic1,125 (2022)
Projected traffic1,000 by 2042
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 270 over Mud Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is Mn 270 over Mud Creek 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 May 2022.

How much traffic does Mn 270 over Mud Creek carry?

About 1,125 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Mn 270 over Mud Creek?

The structure is 46 ft (13.9 m) long with a longest span of 15 ft (4.5 m).

Who owns Mn 270 over Mud Creek?

It is owned by the State Highway Agency.