US Bridges

190th St. over Brophys Creek

Good

Clinton County, Iowa · 082E52203 · Structure no. 000000000124081

Built
1983
42 years old
Condition
Good
inspected May 2024
Type
Slab
Concrete Continuous
Length
92 ft
3 main spans
Daily traffic
113
2022 count
Owner
County
County Highway Agency

About this bridge

190th St. over Brophys Creek is a concrete continuous slab carrying 190th St. over Brophys Creek in Clinton County, Iowa. It was built in 1983, so it is 42 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 113 vehicles a day, projected to reach 113 by 2044. The structure is 92 ft (28 m) long and 32 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Carries190th St.
CrossesBrophys Creek
Location082E52203
RouteCounty Highway 0
StateIowa
Coordinates41.90258, -90.3695
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
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 rating59.6 US tons
Inventory rating38.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length92 ft (28 m)
Longest span34 ft (10.4 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic113 (2022)
Projected traffic113 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 190th St. over Brophys Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is 190th St. over Brophys 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 May 2024.

How much traffic does 190th St. over Brophys Creek carry?

About 113 vehicles per day (2022 count).

How long is 190th St. over Brophys Creek?

The structure is 92 ft (28 m) long with a longest span of 34 ft (10.4 m) and a deck 32 ft wide.

Who owns 190th St. over Brophys Creek?

It is owned by the County Highway Agency.