US Bridges

Fleur DR over Raccoon and RR

Poor

Polk County, Iowa · 078240800 · Structure no. 000000000003910

Built
1936
89 years old, rebuilt 2008
Condition
Poor
inspected July 2023
Type
Girder and Floorbeam System
Steel Continuous
Length
947 ft
11 main spans
Daily traffic
2,825
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Fleur DR over Raccoon and RR is a steel continuous girder and floorbeam system carrying Fleur DR over Raccoon and RR in Polk County, Iowa. It was built in 1936 and reconstructed in 2008, so it is 89 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 2,825 vehicles a day, projected to reach 2,825 by 2043. The structure is 947 ft (288.6 m) long and 72 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFleur DR
CrossesRaccoon and RR
Location078240800
RouteCity Street 0
StateIowa
Coordinates41.58146, -93.64281
Functional classUrban Minor Arterial

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating38.5 US tons
Inventory rating23 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans11 (+2 approach)
Design loadHS 20
Structure length947 ft (288.6 m)
Longest span110 ft (33.5 m)
Deck width72 ft (21.9 m)
Roadway width58 ft (17.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,825 (2022)
Projected traffic2,825 by 2043
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad and waterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Fleur DR over Raccoon and RR built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 2008.

What condition is Fleur DR over Raccoon and RR 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 July 2023.

How much traffic does Fleur DR over Raccoon and RR carry?

About 2,825 vehicles per day (2022 count).

How long is Fleur DR over Raccoon and RR?

The structure is 947 ft (288.6 m) long with a longest span of 110 ft (33.5 m) and a deck 72 ft wide.

Who owns Fleur DR over Raccoon and RR?

It is owned by the City or Municipal Highway Agency.