US Bridges

220th ST over Drainage Ditch

Fair

Buchanan County, Iowa · 088090205 · Structure no. 000000000015841

Built
1974
51 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete
Length
44 ft
3 main spans
Daily traffic
3,260
2022 count
Owner
County
County Highway Agency

About this bridge

220th ST over Drainage Ditch is a concrete culvert carrying 220th ST over Drainage Ditch in Buchanan County, Iowa. It was built in 1974, so it is 51 years old, older 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 3,260 vehicles a day, roughly 8% of them trucks, projected to reach 3,260 by 2044. The structure is 44 ft (13.4 m) long. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
Carries220th ST
CrossesDrainage Ditch
Location088090205
RouteCounty Highway 0
CountyBuchanan County
StateIowa
Coordinates42.46879, -91.867
Functional classUrban 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
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 alignment7: Better than present minimum criteria
Operating rating35.7 US tons
Inventory rating27.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 20
Structure length44 ft (13.4 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,260 (2022)
Projected traffic3,260 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 220th ST over Drainage Ditch built?

It was built in 1974, making it 51 years old in 2025.

What condition is 220th ST over Drainage Ditch 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 January 2024.

How much traffic does 220th ST over Drainage Ditch carry?

About 3,260 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is 220th ST over Drainage Ditch?

The structure is 44 ft (13.4 m) long with a longest span of 12 ft (3.7 m).

Who owns 220th ST over Drainage Ditch?

It is owned by the County Highway Agency.