US Bridges

D22 200th ST over Buffalo Creek

Good

Buchanan County, Iowa · 088080105 · Structure no. 000000000015871

Built
2018
7 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
200 ft
3 main spans
Daily traffic
760
2021 count
Owner
County
County Highway Agency

About this bridge

D22 200th ST over Buffalo Creek is a steel stringer/multi-beam or girder carrying D22 200th ST over Buffalo Creek in Buchanan County, Iowa. It was built in 2018, so it is 7 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 760 vehicles a day, roughly 11% of them trucks, projected to reach 760 by 2043. The structure is 200 ft (61 m) long and 43 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesD22 200th ST
CrossesBuffalo Creek
Location088080105
RouteCounty Highway 0
StateIowa
Coordinates42.4685, -91.71822
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86 US tons
Inventory rating51.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length200 ft (61 m)
Longest span80 ft (24.4 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic760 (2021)
Projected traffic760 by 2043
Trucks11%
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 200th ST over Buffalo Creek built?

It was built in 2018, making it 7 years old in 2025.

What condition is D22 200th ST over Buffalo 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 2024.

How much traffic does D22 200th ST over Buffalo Creek carry?

About 760 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is D22 200th ST over Buffalo Creek?

The structure is 200 ft (61 m) long with a longest span of 80 ft (24.4 m) and a deck 43 ft wide.

Who owns D22 200th ST over Buffalo Creek?

It is owned by the County Highway Agency.