Local over Brush Creek

Good

Marshall County, Iowa · 082172101 · Structure no. 000000000241721

Built: 2006; 19 years old
Condition: Good; inspected October 2022
Type: Slab; Concrete Continuous
Length: 88 ft; 3 main spans
Daily traffic: 51; 2022 count
Owner: County; County Highway Agency

About this bridge

Local over Brush Creek is a concrete continuous slab carrying Local over Brush Creek in Marshall County, Iowa. It was built in 2006, so it is 19 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 51 vehicles a day, projected to reach 51 by 2042. The structure is 88 ft (26.8 m) long and 27 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesLocal

CrossesBrush Creek

Location082172101

RouteCounty Highway 0

CountyMarshall County

StateIowa

Coordinates41.90653, -92.84114

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.

Component	Rating	Meaning
Deck	7 Good	Some minor problems.
Superstructure	7 Good	Some minor problems.
Substructure	8 Very Good	No problems noted.
Channel and channel protection	8 Very Good	No problems noted.

Last inspectionOctober 2022

Inspection intervalevery 48 months

Operating statusOpen, no restriction

ScourFoundations stable; scour above top of footing

Structural evaluation7: Better than present minimum criteria

Deck geometry6: Equal to present minimum criteria

Waterway adequacy9: Superior to present desirable criteria

Approach roadway alignment6: Equal to present minimum criteria

Operating rating83.3 US tons

Inventory rating49.9 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans3

Design loadHS 20

Structure length88 ft (26.8 m)

Longest span34 ft (10.4 m)

Deck width27 ft (8.3 m)

Roadway width25 ft (7.5 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic51 (2022)

Projected traffic51 by 2042

Trucks0%

Lanes on structure2

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed6.2 mi (10 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 over Brush Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is Local over Brush 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 October 2022.

How much traffic does Local over Brush Creek carry?

About 51 vehicles per day (2022 count).

How long is Local over Brush Creek?

The structure is 88 ft (26.8 m) long with a longest span of 34 ft (10.4 m) and a deck 27 ft wide.

Who owns Local over Brush Creek?

It is owned by the County Highway Agency.