US Bridges

Csah 11 over Mud Creek

Good

Pine County, Minnesota · 0.6 MI W of JCT TH 107 · Structure no. 58526

Built
1990
35 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
69 ft
1 main span
Daily traffic
1,777
2021 count
Owner
County
County Highway Agency

About this bridge

Csah 11 over Mud Creek is a prestressed concrete stringer/multi-beam or girder carrying Csah 11 over Mud Creek in Pine County, Minnesota. It was built in 1990, so it is 35 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 1,777 vehicles a day, projected to reach 1,600 by 2041. The structure is 69 ft (21 m) long and 43 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesCsah 11
CrossesMud Creek
Location0.6 MI W of JCT TH 107
RouteCounty Highway 11
Coordinates45.8682, -93.1351
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating105.8 US tons
Inventory rating50.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length69 ft (21 m)
Longest span66 ft (20.1 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,777 (2021)
Projected traffic1,600 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Csah 11 over Mud Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is Csah 11 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 October 2024.

How much traffic does Csah 11 over Mud Creek carry?

About 1,777 vehicles per day (2021 count).

How long is Csah 11 over Mud Creek?

The structure is 69 ft (21 m) long with a longest span of 66 ft (20.1 m) and a deck 43 ft wide.

Who owns Csah 11 over Mud Creek?

It is owned by the County Highway Agency.