US Bridges

Local RD over Gard Creek

Fair

Monona County, Iowa · 084440810 · Structure no. 000000000250700

Built
1954
71 years old
Condition
Fair
inspected May 2024
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
5
2022 count
Owner
County
County Highway Agency

About this bridge

Local RD over Gard Creek is a concrete continuous culvert carrying Local RD over Gard Creek in Monona County, Iowa. It was built in 1954, so it is 71 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 5 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 5 vehicles a day, projected to reach 5 by 2044. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesLocal RD
CrossesGard Creek
Location084440810
RouteCounty Highway 0
CountyMonona County
StateIowa
Coordinates42.09531, -95.99279
Functional classRural Local

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 protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34 US tons
Inventory rating25 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadUnknown
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (2022)
Projected traffic5 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 Local RD over Gard Creek built?

It was built in 1954, making it 71 years old in 2025.

What condition is Local RD over Gard 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 May 2024.

How much traffic does Local RD over Gard Creek carry?

About 5 vehicles per day (2022 count).

How long is Local RD over Gard Creek?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m).

Who owns Local RD over Gard Creek?

It is owned by the County Highway Agency.