US Bridges

T 18 over Mud Creek

Good

Rock County, Minnesota · 0.7 MI W of JCT CR53 · Structure no. 67J60

Built
2002
23 years old
Condition
Good
inspected October 2022
Type
Culvert
Concrete
Length
35 ft
2 main spans
Daily traffic
41
1990 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 18 over Mud Creek is a concrete culvert carrying T 18 over Mud Creek in Rock County, Minnesota. It was built in 2002, so it is 23 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 41 vehicles a day, projected to reach 41 by 2029. The structure is 35 ft (10.6 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesT 18
CrossesMud Creek
Location0.7 MI W of JCT CR53
RouteCounty Highway 18
Coordinates43.57282, -96.3247
Functional classRural Local

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.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating43.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length35 ft (10.6 m)
Longest span15 ft (4.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic41 (1990)
Projected traffic41 by 2029
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

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 T 18 over Mud Creek built?

It was built in 2002, making it 23 years old in 2025.

What condition is T 18 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 2022.

How much traffic does T 18 over Mud Creek carry?

About 41 vehicles per day (1990 count).

How long is T 18 over Mud Creek?

The structure is 35 ft (10.6 m) long with a longest span of 15 ft (4.7 m).

Who owns T 18 over Mud Creek?

It is owned by the Town or Township Highway Agency.