US Bridges

Local over Seeley Creek

PoorPosted for load

Guthrie County, Iowa · 079320302 · Structure no. 000000000168070

Built
1968
57 years old
Condition
Poor
inspected November 2022
Type
Slab
Concrete Continuous
Length
128 ft
3 main spans
Daily traffic
199
2022 count
Owner
County
County Highway Agency

About this bridge

Local over Seeley Creek is a concrete continuous slab carrying Local over Seeley Creek in Guthrie County, Iowa. It was built in 1968, so it is 57 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 199 vehicles a day, roughly 25% of them trucks, projected to reach 199 by 2042. The structure is 128 ft (39 m) long and 26 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesLocal
CrossesSeeley Creek
Location079320302
RouteCounty Highway 0
StateIowa
Coordinates41.67537, -94.57043
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2022
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating32.7 US tons
Inventory rating19.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length128 ft (39 m)
Longest span49 ft (14.9 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic199 (2022)
Projected traffic199 by 2042
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 Local over Seeley Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is Local over Seeley 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 November 2022.

How much traffic does Local over Seeley Creek carry?

About 199 vehicles per day (2022 count), of which roughly 25% are trucks.

How long is Local over Seeley Creek?

The structure is 128 ft (39 m) long with a longest span of 49 ft (14.9 m) and a deck 26 ft wide.

Who owns Local over Seeley Creek?

It is owned by the County Highway Agency.