US Bridges

Ia 149 over English Creek

Fair

Iowa County, Iowa · 0.2 Mi. S of Jct. SR F67 · Structure no. 000000000605785

Built
1987
38 years old
Condition
Fair
inspected December 2023
Type
Culvert
Concrete Continuous
Length
24 ft
2 main spans
Daily traffic
1,840
2022 count
Owner
State
State Highway Agency

About this bridge

Ia 149 over English Creek is a concrete continuous culvert carrying Ia 149 over English Creek in Iowa County, Iowa. It was built in 1987, so it is 38 years old, younger than the Iowa average of 45.5 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.

It carries about 1,840 vehicles a day, roughly 13% of them trucks, projected to reach 1,840 by 2043. The structure is 24 ft (7.3 m) long.

Location

Open in Google Maps
CarriesIa 149
CrossesEnglish Creek
Location0.2 Mi. S of Jct. SR F67
RouteState Highway 149
CountyIowa County
StateIowa
Coordinates41.51512, -92.0665
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating83.2 US tons
Inventory rating64.3 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,840 (2022)
Projected traffic1,840 by 2043
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

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 Ia 149 over English Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is Ia 149 over English 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 December 2023.

How much traffic does Ia 149 over English Creek carry?

About 1,840 vehicles per day (2022 count), of which roughly 13% are trucks.

How long is Ia 149 over English Creek?

The structure is 24 ft (7.3 m) long with a longest span of 10 ft (3 m).

Who owns Ia 149 over English Creek?

It is owned by the State Highway Agency.