ST Annes RD over Creek

Good

Scott County, Iowa · 080E42101 · Structure no. 000000000303681

Built: 2003; 22 years old
Condition: Good; inspected April 2023
Type: Slab; Concrete Continuous
Length: 88 ft; 3 main spans
Daily traffic: 660; 2022 count
Owner: County; County Highway Agency

About this bridge

ST Annes RD over Creek is a concrete continuous slab carrying ST Annes RD over Creek in Scott County, Iowa. It was built in 2003, so it is 22 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 660 vehicles a day, roughly 4% of them trucks, projected to reach 660 by 2043. The structure is 88 ft (26.8 m) long and 32 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesST Annes RD

CrossesCreek

Location080E42101

RouteCounty Highway 0

CountyScott County

StateIowa

Coordinates41.72793, -90.50157

Functional classRural Minor 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	8 Very Good	No problems noted.
Superstructure	8 Very Good	No problems noted.
Substructure	8 Very Good	No problems noted.
Channel and channel protection	7 Good	Some minor problems.

Last inspectionApril 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 adequacy8: Equal to present desirable criteria

Approach roadway alignment8: Equal to present desirable criteria

Operating rating83.7 US tons

Inventory rating50 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 width32 ft (9.9 m)

Roadway width31 ft (9.3 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic660 (2022)

Projected traffic660 by 2043

Trucks4%

Lanes on structure2

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed6.8 mi (11 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 ST Annes RD over Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is ST Annes RD over 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 April 2023.

How much traffic does ST Annes RD over Creek carry?

About 660 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is ST Annes RD over Creek?

The structure is 88 ft (26.8 m) long with a longest span of 34 ft (10.4 m) and a deck 32 ft wide.

Who owns ST Annes RD over Creek?

It is owned by the County Highway Agency.