US Bridges

S37 Neveda ST over Coon Creek

Good

Marion County, Iowa · 075211701 · Structure no. 000000000240281

Built
2019
6 years old
Condition
Good
inspected December 2023
Type
Slab
Steel
Length
45 ft
1 main span
Daily traffic
30
2022 count
Owner
County
County Highway Agency

About this bridge

S37 Neveda ST over Coon Creek is a steel slab carrying S37 Neveda ST over Coon Creek in Marion County, Iowa. It was built in 2019, so it is 6 years old, younger than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 30 vehicles a day, projected to reach 30 by 2043. The structure is 45 ft (13.7 m) long and 25 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesS37 Neveda ST
CrossesCoon Creek
Location075211701
RouteCounty Highway 0
CountyMarion County
StateIowa
Coordinates41.30618, -93.30946
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating91.5 US tons
Inventory rating54.8 US tons

Structure

Structure typeSlab
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length45 ft (13.7 m)
Longest span44 ft (13.4 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2022)
Projected traffic30 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$40,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was S37 Neveda ST over Coon Creek built?

It was built in 2019, making it 6 years old in 2025.

What condition is S37 Neveda ST over Coon Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2023.

How much traffic does S37 Neveda ST over Coon Creek carry?

About 30 vehicles per day (2022 count).

How long is S37 Neveda ST over Coon Creek?

The structure is 45 ft (13.7 m) long with a longest span of 44 ft (13.4 m) and a deck 25 ft wide.

Who owns S37 Neveda ST over Coon Creek?

It is owned by the County Highway Agency.