US Bridges

Csah 5 over Mud Creek

FairPosted for load

Kanabec County, Minnesota · 0.3 MI S of JCT CR 65 · Structure no. 33508

Built
1969
56 years old
Condition
Fair
inspected November 2023
Type
Slab
Wood or Timber
Length
67 ft
3 main spans
Daily traffic
360
2018 count
Owner
County
County Highway Agency

About this bridge

Csah 5 over Mud Creek is a wood or timber slab carrying Csah 5 over Mud Creek in Kanabec County, Minnesota. It was built in 1969, so it is 56 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. Its operating status is: posted for load restriction.

It carries about 360 vehicles a day, projected to reach 315 by 2038. The structure is 67 ft (20.3 m) long and 32 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesCsah 5
CrossesMud Creek
Location0.3 MI S of JCT CR 65
RouteCounty Highway 5
CountyKanabec County
StateMinnesota
Coordinates45.81374, -93.16791
Functional classRural Major Collector

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; extensive scour has occurred
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 alignment7: Better than present minimum criteria
Operating rating44.3 US tons
Inventory rating29.5 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadH 20
Structure length67 ft (20.3 m)
Longest span26 ft (7.9 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic360 (2018)
Projected traffic315 by 2038
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 5 over Mud Creek built?

It was built in 1969, making it 56 years old in 2025.

What condition is Csah 5 over Mud 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 November 2023.

How much traffic does Csah 5 over Mud Creek carry?

About 360 vehicles per day (2018 count).

How long is Csah 5 over Mud Creek?

The structure is 67 ft (20.3 m) long with a longest span of 26 ft (7.9 m) and a deck 32 ft wide.

Who owns Csah 5 over Mud Creek?

It is owned by the County Highway Agency.