US Bridges

D22 210th ST over Br Prairie Creek

Fair

Delaware County, Iowa · 089063507 · Structure no. 000000000023030

Built
1953
72 years old
Condition
Fair
inspected April 2024
Type
Culvert
Concrete
Length
25 ft
3 main spans
Daily traffic
3,015
2022 count
Owner
County
County Highway Agency

About this bridge

D22 210th ST over Br Prairie Creek is a concrete culvert carrying D22 210th ST over Br Prairie Creek in Delaware County, Iowa. It was built in 1953, so it is 72 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 3,015 vehicles a day, roughly 4% of them trucks, projected to reach 3,015 by 2044. The structure is 25 ft (7.6 m) long and 47 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesD22 210th ST
CrossesBr Prairie Creek
Location089063507
RouteCounty Highway 0
StateIowa
Coordinates42.48369, -91.51322
Functional classRural Major Collector

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 inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.8 US tons
Inventory rating40 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 20
Structure length25 ft (7.6 m)
Longest span8 ft (2.4 m)
Deck width47 ft (14.4 m)
Roadway width46 ft (13.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,015 (2022)
Projected traffic3,015 by 2044
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 D22 210th ST over Br Prairie Creek built?

It was built in 1953, making it 72 years old in 2025.

What condition is D22 210th ST over Br Prairie 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 April 2024.

How much traffic does D22 210th ST over Br Prairie Creek carry?

About 3,015 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is D22 210th ST over Br Prairie Creek?

The structure is 25 ft (7.6 m) long with a longest span of 8 ft (2.4 m) and a deck 47 ft wide.

Who owns D22 210th ST over Br Prairie Creek?

It is owned by the County Highway Agency.