US Bridges

CR D7 over Mud Creek

FairPosted for load

Yellow Medicine County, Minnesota · 0.5 MI S of JCT Csah 31 · Structure no. 87518

Built
1973
52 years old
Condition
Fair
inspected October 2024
Type
Slab
Wood or Timber
Length
62 ft
3 main spans
Daily traffic
31
2021 count
Owner
County
County Highway Agency

About this bridge

CR D7 over Mud Creek is a wood or timber slab carrying CR D7 over Mud Creek in Yellow Medicine 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 fair condition with a lowest component rating of 6 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 31 vehicles a day, projected to reach 65 by 2041. The structure is 62 ft (18.9 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR D7
CrossesMud Creek
Location0.5 MI S of JCT Csah 31
RouteCounty Highway 0D7
Coordinates44.65406, -96.11342
Functional classRural Local

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating25.4 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadH 20
Structure length62 ft (18.9 m)
Longest span26 ft (7.9 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31 (2021)
Projected traffic65 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 CR D7 over Mud Creek built?

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

What condition is CR D7 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 October 2024.

How much traffic does CR D7 over Mud Creek carry?

About 31 vehicles per day (2021 count).

How long is CR D7 over Mud Creek?

The structure is 62 ft (18.9 m) long with a longest span of 26 ft (7.9 m) and a deck 32 ft wide.

Who owns CR D7 over Mud Creek?

It is owned by the County Highway Agency.