US Bridges

I480/US75 over N38

Fair

Douglas County, Nebraska · N38 Intrchg · Structure no. S480 00088R

Built
1962
63 years old, rebuilt 1991
Condition
Fair
inspected February 2023
Type
Slab
Concrete Continuous
Length
174 ft
4 main spans
Daily traffic
117,005
2018 count
Owner
State
State Highway Agency

About this bridge

I480/US75 over N38 is a concrete continuous slab carrying I480/US75 over N38 in Douglas County, Nebraska. It was built in 1962 and reconstructed in 1991, so it is 63 years old, older 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 117,005 vehicles a day, roughly 5% of them trucks, projected to reach 152,107 by 2038. The structure is 174 ft (53 m) long and 72 ft wide.

CarriesI480/US75
CrossesN38
LocationN38 Intrchg
RouteInterstate 480
Coordinates41.2391, -95.9537
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.4 US tons
Inventory rating27.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length174 ft (53 m)
Longest span60 ft (18.3 m)
Deck width72 ft (21.9 m)
Roadway width69 ft (21.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic117,005 (2018)
Projected traffic152,107 by 2038
Trucks5%
Lanes on structure4
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I480/US75 over N38 built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1991.

What condition is I480/US75 over N38 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 February 2023.

How much traffic does I480/US75 over N38 carry?

About 117,005 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is I480/US75 over N38?

The structure is 174 ft (53 m) long with a longest span of 60 ft (18.3 m) and a deck 72 ft wide.

Who owns I480/US75 over N38?

It is owned by the State Highway Agency.