US Bridges

218th Way over Drainage

Good

Jefferson County, Iowa · 072112107 · Structure no. 000000000000541

Built
2017
8 years old
Condition
Good
inspected February 2024
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
70
2022 count
Owner
County
County Highway Agency

About this bridge

218th Way over Drainage is a concrete continuous culvert carrying 218th Way over Drainage in Jefferson 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 70 vehicles a day, projected to reach 70 by 2044. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
Carries218th Way
CrossesDrainage
Location072112107
RouteCity Street 0
CountyJefferson County
StateIowa
Coordinates40.99208, -92.16446
Functional classRural Minor Collector

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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 48 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 alignment7: Better than present minimum criteria
Operating rating58.5 US tons
Inventory rating45.3 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadGreater than HL 93
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 traffic70 (2022)
Projected traffic70 by 2044
Trucks0%
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 218th Way over Drainage built?

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

What condition is 218th Way over Drainage 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 February 2024.

How much traffic does 218th Way over Drainage carry?

About 70 vehicles per day (2022 count).

How long is 218th Way over Drainage?

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

Who owns 218th Way over Drainage?

It is owned by the County Highway Agency.