US Bridges

US 18 over Haugh Creek

Good

Fayette County, Iowa · 0.4 Mi. W of CR V-68 · Structure no. 000000000700575

Built
2016
9 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
82 ft
1 main span
Daily traffic
2,250
2022 count
Owner
State
State Highway Agency

About this bridge

US 18 over Haugh Creek is a concrete culvert carrying US 18 over Haugh Creek in Fayette County, Iowa. It was built in 2016, so it is 9 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 2,250 vehicles a day, roughly 24% of them trucks, projected to reach 2,250 by 2044. The structure is 82 ft (25 m) long. If it were closed, the detour would be 19.9 mi (32 km).

CarriesUS 18
CrossesHaugh Creek
Location0.4 Mi. W of CR V-68
RouteU.S. Route 18
StateIowa
Coordinates42.96486, -92.05118
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
Channel and channel protection9 ExcellentNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating42.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length82 ft (25 m)
Longest span53 ft (16.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,250 (2022)
Projected traffic2,250 by 2044
Trucks24%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 18 over Haugh Creek built?

It was built in 2016, making it 9 years old in 2025.

What condition is US 18 over Haugh 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 2024.

How much traffic does US 18 over Haugh Creek carry?

About 2,250 vehicles per day (2022 count), of which roughly 24% are trucks.

How long is US 18 over Haugh Creek?

The structure is 82 ft (25 m) long with a longest span of 53 ft (16.2 m).

Who owns US 18 over Haugh Creek?

It is owned by the State Highway Agency.