US Bridges

E Worthington over Johns Creek

Good

Dubuque County, Iowa · 088023401 · Structure no. 000000000146931

Built
2013
12 years old
Condition
Good
inspected March 2024
Type
Slab
Concrete Continuous
Length
100 ft
3 main spans
Daily traffic
481
2022 count
Owner
County
County Highway Agency

About this bridge

E Worthington over Johns Creek is a concrete continuous slab carrying E Worthington over Johns Creek in Dubuque County, Iowa. It was built in 2013, so it is 12 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 481 vehicles a day, roughly 18% of them trucks, projected to reach 481 by 2044. The structure is 100 ft (30.5 m) long and 33 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesE Worthington
CrossesJohns Creek
Location088023401
RouteCounty Highway 0
StateIowa
Coordinates42.39716, -91.06245
Functional classRural Major Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 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 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 width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic481 (2022)
Projected traffic481 by 2044
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was E Worthington over Johns Creek built?

It was built in 2013, making it 12 years old in 2025.

What condition is E Worthington over Johns 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 March 2024.

How much traffic does E Worthington over Johns Creek carry?

About 481 vehicles per day (2022 count), of which roughly 18% are trucks.

How long is E Worthington over Johns Creek?

The structure is 100 ft (30.5 m) long with a longest span of 39 ft (11.9 m) and a deck 33 ft wide.

Who owns E Worthington over Johns Creek?

It is owned by the County Highway Agency.