US Bridges

Stone Bridge RD over Dry Creek

Fair

Jones County, Iowa · 086031704 · Structure no. 000000000209021

Built
1997
28 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
294
2022 count
Owner
County
County Highway Agency

About this bridge

Stone Bridge RD over Dry Creek is a concrete continuous culvert carrying Stone Bridge RD over Dry Creek in Jones County, Iowa. It was built in 1997, so it is 28 years old, younger 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 294 vehicles a day, roughly 12% of them trucks, projected to reach 294 by 2043. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 123.7 mi (199 km).

CarriesStone Bridge RD
CrossesDry Creek
Location086031704
RouteCounty Highway 0
StateIowa
Coordinates42.26182, -91.22642
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating33.6 US tons
Inventory rating25.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHL 93
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 traffic294 (2022)
Projected traffic294 by 2043
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 Stone Bridge RD over Dry Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is Stone Bridge RD over Dry 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 2023.

How much traffic does Stone Bridge RD over Dry Creek carry?

About 294 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is Stone Bridge RD over Dry Creek?

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

Who owns Stone Bridge RD over Dry Creek?

It is owned by the County Highway Agency.