US Bridges

200th ST over Small Stream

Good

Plymouth County, Iowa · 092452703 · Structure no. 000000000274701

Built
1985
40 years old
Condition
Good
inspected June 2023
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
159
2022 count
Owner
County
County Highway Agency

About this bridge

200th ST over Small Stream is a concrete culvert carrying 200th ST over Small Stream in Plymouth County, Iowa. It was built in 1985, so it is 40 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 159 vehicles a day, projected to reach 159 by 2044. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
Carries200th ST
CrossesSmall Stream
Location092452703
RouteCounty Highway 0
CountyPlymouth County
StateIowa
Coordinates42.76419, -96.15389
Functional classUrban 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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.8 US tons
Inventory rating40 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length26 ft (7.9 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 traffic159 (2022)
Projected traffic159 by 2044
Trucks0%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 200th ST over Small Stream built?

It was built in 1985, making it 40 years old in 2025.

What condition is 200th ST over Small Stream 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 June 2023.

How much traffic does 200th ST over Small Stream carry?

About 159 vehicles per day (2022 count).

How long is 200th ST over Small Stream?

The structure is 26 ft (7.9 m) long with a longest span of 10 ft (3 m).

Who owns 200th ST over Small Stream?

It is owned by the County Highway Agency.