US Bridges

S 19th ST over Drainage

Fair

Clinton County, Iowa · 081061402 · Structure no. 000000000002300

Built
1978
47 years old
Condition
Fair
inspected May 2024
Type
Culvert
Concrete Continuous
Length
27 ft
2 main spans
Daily traffic
1,596
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

S 19th ST over Drainage is a concrete continuous culvert carrying S 19th ST over Drainage in Clinton County, Iowa. It was built in 1978, so it is 47 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,596 vehicles a day, roughly 4% of them trucks, projected to reach 1,596 by 2043. The structure is 27 ft (8.2 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesS 19th ST
CrossesDrainage
Location081061402
RouteCity Street 0
StateIowa
Coordinates41.82635, -90.23078
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.6 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span12 ft (3.7 m)
Deck width28 ft (8.6 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,596 (2023)
Projected traffic1,596 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$17,000
NavigationNo navigation control on waterway

Frequently asked questions

When was S 19th ST over Drainage built?

It was built in 1978, making it 47 years old in 2025.

What condition is S 19th ST over Drainage in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2024.

How much traffic does S 19th ST over Drainage carry?

About 1,596 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is S 19th ST over Drainage?

The structure is 27 ft (8.2 m) long with a longest span of 12 ft (3.7 m) and a deck 28 ft wide.

Who owns S 19th ST over Drainage?

It is owned by the City or Municipal Highway Agency.