1st Ave over Creek

Good

Scott County, Iowa · 079E13002 · Structure no. 000000000302451

Built: 2015; 10 years old
Condition: Good; inspected April 2023
Type: Tee Beam; Prestressed Concrete
Length: 55 ft; 1 main span
Daily traffic: 120; 2022 count
Owner: County; County Highway Agency

About this bridge

1st Ave over Creek is a prestressed concrete tee beam carrying 1st Ave over Creek in Scott County, Iowa. It was built in 2015, so it is 10 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 120 vehicles a day, projected to reach 120 by 2043. The structure is 55 ft (16.8 m) long and 31 ft wide. If it were closed, the detour would be 34.8 mi (56 km).

Location

Open in Google Maps

Carries1st Ave

CrossesCreek

Location079E13002

RouteCounty Highway 0

CountyScott County

StateIowa

Coordinates41.62354, -90.89962

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 rating46.4 US tons

Inventory rating35.7 US tons

Structure

Structure typeTee Beam

MaterialPrestressed Concrete

DeckConcrete, precast panels

Main spans1

Design loadHL 93

Structure length55 ft (16.8 m)

Longest span53 ft (16.2 m)

Deck width31 ft (9.4 m)

Roadway width30 ft (9.1 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120 (2022)

Projected traffic120 by 2043

Trucks0%

Lanes on structure2

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed34.8 mi (56 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 1st Ave over Creek built?

It was built in 2015, making it 10 years old in 2025.

What condition is 1st Ave 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 1st Ave over Creek carry?

About 120 vehicles per day (2022 count).

How long is 1st Ave over Creek?

The structure is 55 ft (16.8 m) long with a longest span of 53 ft (16.2 m) and a deck 31 ft wide.

Who owns 1st Ave over Creek?

It is owned by the County Highway Agency.