US Bridges

Iriving ST over Drainage Ditch

Fair

Lancaster County, Nebraska · N 1st @ Iriving ST · Structure no. U1425F2825

Built
2000
25 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
7,590
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Iriving ST over Drainage Ditch is a concrete culvert carrying Iriving ST over Drainage Ditch in Lancaster County, Nebraska. It was built in 2000, so it is 25 years old, younger than the Nebraska average of 47.1 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 7,590 vehicles a day, projected to reach 8,000 by 2042. The structure is 23 ft (7 m) long and 127 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

Location

Open in Google Maps
CarriesIriving ST
CrossesDrainage Ditch
LocationN 1st @ Iriving ST
RouteCity Street 0F28
CountyLancaster County
StateNebraska
Coordinates40.8515, -96.7203
Functional classRural Local

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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating24.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length23 ft (7 m)
Longest span9 ft (2.7 m)
Deck width127 ft (38.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,590 (2021)
Projected traffic8,000 by 2042
Trucks0%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18.6 mi (30 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Iriving ST over Drainage Ditch built?

It was built in 2000, making it 25 years old in 2025.

What condition is Iriving ST over Drainage Ditch 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 September 2024.

How much traffic does Iriving ST over Drainage Ditch carry?

About 7,590 vehicles per day (2021 count).

How long is Iriving ST over Drainage Ditch?

The structure is 23 ft (7 m) long with a longest span of 9 ft (2.7 m) and a deck 127 ft wide.

Who owns Iriving ST over Drainage Ditch?

It is owned by the City or Municipal Highway Agency.