US Bridges

US 169 over Mud Creek

Good

Kossuth County, Iowa · 0.3 S County Road A40 · Structure no. 000000000032951

Built
2017
8 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
108 ft
1 main span
Daily traffic
1,660
2022 count
Owner
State
State Highway Agency

About this bridge

US 169 over Mud Creek is a prestressed concrete stringer/multi-beam or girder carrying US 169 over Mud Creek in Kossuth County, Iowa. It was built in 2017, so it is 8 years old, younger than the Iowa average of 45.5 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 1,660 vehicles a day, roughly 26% of them trucks, projected to reach 1,660 by 2043. The structure is 108 ft (32.9 m) long and 47 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesUS 169
CrossesMud Creek
Location0.3 S County Road A40
RouteU.S. Route 169
StateIowa
Coordinates43.30689, -94.21767
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length108 ft (32.9 m)
Longest span105 ft (32 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,660 (2022)
Projected traffic1,660 by 2043
Trucks26%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemYes

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 US 169 over Mud Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is US 169 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 November 2023.

How much traffic does US 169 over Mud Creek carry?

About 1,660 vehicles per day (2022 count), of which roughly 26% are trucks.

How long is US 169 over Mud Creek?

The structure is 108 ft (32.9 m) long with a longest span of 105 ft (32 m) and a deck 47 ft wide.

Who owns US 169 over Mud Creek?

It is owned by the State Highway Agency.