US Bridges

Drumlin RD over Schneiders Creek

PoorClosed to traffic

Clayton County, Iowa · 093052701 · Structure no. 000000000119900

Built
1914
111 years old
Condition
Poor
inspected October 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
74 ft
2 main spans
Daily traffic
10
2021 count
Owner
County
County Highway Agency

About this bridge

Drumlin RD over Schneiders Creek is a concrete stringer/multi-beam or girder carrying Drumlin RD over Schneiders Creek in Clayton County, Iowa. It was built in 1914, so it is 111 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: closed to all traffic.

It carries about 10 vehicles a day, projected to reach 10 by 2043. The structure is 74 ft (22.6 m) long and 21 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesDrumlin RD
CrossesSchneiders Creek
Location093052701
RouteCounty Highway 0
StateIowa
Coordinates42.84866, -91.42626
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 6 months
Operating statusClosed to all traffic
ScourFoundations stable; scour above top of footing
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating0 US tons
Inventory rating0 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length74 ft (22.6 m)
Longest span37 ft (11.3 m)
Deck width21 ft (6.3 m)
Roadway width18 ft (5.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2021)
Projected traffic10 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Drumlin RD over Schneiders Creek built?

It was built in 1914, making it 111 years old in 2025.

What condition is Drumlin RD over Schneiders Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2023.

How much traffic does Drumlin RD over Schneiders Creek carry?

About 10 vehicles per day (2021 count).

How long is Drumlin RD over Schneiders Creek?

The structure is 74 ft (22.6 m) long with a longest span of 37 ft (11.3 m) and a deck 21 ft wide.

Who owns Drumlin RD over Schneiders Creek?

It is owned by the County Highway Agency.