N36 Pheasant Ave over Davids Creek

Good

Audubon County, Iowa · FM 079340302 · Structure no. 000000000067281

Built: 2021; 4 years old
Condition: Good; inspected May 2023
Type: Slab; Concrete Continuous
Length: 133 ft; 3 main spans
Daily traffic: 240; 2022 count
Owner: County; County Highway Agency

About this bridge

N36 Pheasant Ave over Davids Creek is a concrete continuous slab carrying N36 Pheasant Ave over Davids Creek in Audubon County, Iowa. It was built in 2021, so it is 4 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 240 vehicles a day, roughly 27% of them trucks, projected to reach 240 by 2043. The structure is 133 ft (40.5 m) long and 33 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesN36 Pheasant Ave

CrossesDavids Creek

LocationFM 079340302

RouteCounty Highway 0

CountyAudubon County

StateIowa

Coordinates41.67846, -94.80219

Functional classRural Major Collector

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	9 Excellent	No problems noted.
Superstructure	9 Excellent	No problems noted.
Substructure	9 Excellent	No problems noted.
Channel and channel protection	9 Excellent	No problems noted.

Last inspectionMay 2023

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourFoundations stable; scour above top of footing

Structural evaluation9: Superior to present desirable criteria

Deck geometry6: Equal to present minimum criteria

Waterway adequacy8: Equal to present desirable criteria

Approach roadway alignment8: Equal to present desirable criteria

Operating rating59.3 US tons

Inventory rating45.7 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans3

Design loadHL 93

Structure length133 ft (40.5 m)

Longest span51 ft (15.5 m)

Deck width33 ft (10.1 m)

Roadway width31 ft (9.3 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic240 (2022)

Projected traffic240 by 2043

Trucks27%

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 proposedNone recorded

Estimated improvement cost—

NavigationNo navigation control on waterway

Frequently asked questions

When was N36 Pheasant Ave over Davids Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is N36 Pheasant Ave over Davids 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 May 2023.

How much traffic does N36 Pheasant Ave over Davids Creek carry?

About 240 vehicles per day (2022 count), of which roughly 27% are trucks.

How long is N36 Pheasant Ave over Davids Creek?

The structure is 133 ft (40.5 m) long with a longest span of 51 ft (15.5 m) and a deck 33 ft wide.

Who owns N36 Pheasant Ave over Davids Creek?

It is owned by the County Highway Agency.