US Bridges

Main Street over English Creek

Good

Iowa County, Iowa · 0.8 Mi. S of Jct. SR F67 · Structure no. 000000000605885

Built
1987
38 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
1,120
2022 count
Owner
State
State Highway Agency

About this bridge

Main Street over English Creek is a concrete continuous culvert carrying Main Street 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,120 vehicles a day, roughly 3% of them trucks, projected to reach 1,120 by 2043. The structure is 22 ft (6.7 m) long.

CarriesMain Street
CrossesEnglish Creek
Location0.8 Mi. S of Jct. SR F67
RouteCity Street 0
StateIowa
Coordinates41.51176, -92.07646
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.8 US tons
Inventory rating25.4 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.7 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 traffic1,120 (2022)
Projected traffic1,120 by 2043
Trucks3%
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 Main Street over English Creek built?

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

What condition is Main Street over English 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 December 2023.

How much traffic does Main Street over English Creek carry?

About 1,120 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Main Street over English Creek?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m).

Who owns Main Street over English Creek?

It is owned by the State Highway Agency.