US Bridges

130th ST over Roberts Creek

Good

Clayton County, Iowa · 0.5 Miles E Gunder RD · Structure no. 000000000121411

Built
2017
8 years old
Condition
Good
inspected September 2024
Type
Slab
Concrete Continuous
Length
100 ft
3 main spans
Daily traffic
62
2022 count
Owner
County
County Highway Agency

About this bridge

130th ST over Roberts Creek is a concrete continuous slab carrying 130th ST over Roberts Creek in Clayton County, Iowa. It was built in 2017, so it is 8 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 62 vehicles a day, projected to reach 62 by 2044. The structure is 100 ft (30.5 m) long and 30 ft wide.

Carries130th ST
CrossesRoberts Creek
Location0.5 Miles E Gunder RD
RouteCounty Highway 0
StateIowa
Coordinates43.03654, -91.53796
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.5 US tons
Inventory rating44.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length100 ft (30.5 m)
Longest span39 ft (11.9 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic62 (2022)
Projected traffic62 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 130th ST over Roberts Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is 130th ST over Roberts 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 September 2024.

How much traffic does 130th ST over Roberts Creek carry?

About 62 vehicles per day (2022 count).

How long is 130th ST over Roberts Creek?

The structure is 100 ft (30.5 m) long with a longest span of 39 ft (11.9 m) and a deck 30 ft wide.

Who owns 130th ST over Roberts Creek?

It is owned by the County Highway Agency.