US Bridges

FM over Sun Valley Creek

PoorPosted for load

Ringgold County, Iowa · 070302502 · Structure no. 000000000298420

Built
1961
64 years old
Condition
Poor
inspected December 2023
Type
Channel Beam
Concrete
Length
62 ft
2 main spans
Daily traffic
50
2022 count
Owner
County
County Highway Agency

About this bridge

FM over Sun Valley Creek is a concrete channel beam carrying FM over Sun Valley Creek in Ringgold County, Iowa. It was built in 1961, so it is 64 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 4 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: posted for load restriction.

It carries about 50 vehicles a day, projected to reach 50 by 2043. The structure is 62 ft (18.9 m) long and 23 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFM
CrossesSun Valley Creek
Location070302502
RouteCounty Highway 0
StateIowa
Coordinates40.83921, -94.26229
Functional classRural Minor Collector

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating22.3 US tons
Inventory rating8.7 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadH 15
Structure length62 ft (18.9 m)
Longest span31 ft (9.4 m)
Deck width23 ft (7 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic50 by 2043
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 FM over Sun Valley Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is FM over Sun Valley 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 December 2023.

How much traffic does FM over Sun Valley Creek carry?

About 50 vehicles per day (2022 count).

How long is FM over Sun Valley Creek?

The structure is 62 ft (18.9 m) long with a longest span of 31 ft (9.4 m) and a deck 23 ft wide.

Who owns FM over Sun Valley Creek?

It is owned by the County Highway Agency.