Tralee ST S. over Cedar Creek

Poor

Monroe County, Iowa · 071190406 · Structure no. 000000000008270

Built: 1977; 48 years old
Condition: Poor; inspected December 2023
Type: Slab; Concrete Continuous
Length: 123 ft; 3 main spans
Daily traffic: 520; 2022 count
Owner: County; County Highway Agency

About this bridge

Tralee ST S. over Cedar Creek is a concrete continuous slab carrying Tralee ST S. over Cedar Creek in Monroe County, Iowa. It was built in 1977, so it is 48 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.

It carries about 520 vehicles a day, projected to reach 520 by 2043. The structure is 123 ft (37.5 m) long and 32 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesTralee ST S.

CrossesCedar Creek

Location071190406

RouteCounty Highway 0

CountyMonroe County

StateIowa

Coordinates40.97254, -93.04946

Functional classRural Major 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.

Component	Rating	Meaning
Deck	4 Poor	Advanced section loss, deterioration, spalling or scour.
Superstructure	4 Poor	Advanced section loss, deterioration, spalling or scour.
Substructure	6 Satisfactory	Structural elements show some minor deterioration.
Channel and channel protection	6 Satisfactory	Structural elements show some minor deterioration.

Last inspectionDecember 2023

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourFoundations stable; scour above top of footing

Structural evaluation4: Meets minimum tolerable limits to be left in place as is

Deck geometry6: Equal to present minimum criteria

Waterway adequacy7: Better than present minimum criteria

Approach roadway alignment7: Better than present minimum criteria

Operating rating57.4 US tons

Inventory rating33.3 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans3

Design loadH 20

Structure length123 ft (37.5 m)

Longest span49 ft (14.9 m)

Deck width32 ft (9.8 m)

Roadway width30 ft (9.2 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic520 (2022)

Projected traffic520 by 2043

Trucks0%

Lanes on structure2

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed8.1 mi (13 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 Tralee ST S. over Cedar Creek built?

It was built in 1977, making it 48 years old in 2025.

What condition is Tralee ST S. over Cedar 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 Tralee ST S. over Cedar Creek carry?

About 520 vehicles per day (2022 count).

How long is Tralee ST S. over Cedar Creek?

The structure is 123 ft (37.5 m) long with a longest span of 49 ft (14.9 m) and a deck 32 ft wide.

Who owns Tralee ST S. over Cedar Creek?

It is owned by the County Highway Agency.