US Bridges

New Orleans a over Thomas Ditch

Fair

Fremont County, Iowa · 000000000 · Structure no. 000000000159175

Built
1957
68 years old, rebuilt 1979
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
44 ft
1 main span
Daily traffic
377
2022 count
Owner
County
County Highway Agency

About this bridge

New Orleans a over Thomas Ditch is a prestressed concrete stringer/multi-beam or girder carrying New Orleans a over Thomas Ditch in Fremont County, Iowa. It was built in 1957 and reconstructed in 1979, so it is 68 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 377 vehicles a day, roughly 21% of them trucks, projected to reach 377 by 2043. The structure is 44 ft (13.4 m) long and 26 ft wide.

Location

Open in Google Maps
CarriesNew Orleans a
CrossesThomas Ditch
Location000000000
RouteCity Street 0
CountyFremont County
StateIowa
Coordinates40.71726, -95.48523
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.5 US tons
Inventory rating27.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length44 ft (13.4 m)
Longest span43 ft (13.1 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic377 (2022)
Projected traffic377 by 2043
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was New Orleans a over Thomas Ditch built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1979.

What condition is New Orleans a over Thomas 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 May 2023.

How much traffic does New Orleans a over Thomas Ditch carry?

About 377 vehicles per day (2022 count), of which roughly 21% are trucks.

How long is New Orleans a over Thomas Ditch?

The structure is 44 ft (13.4 m) long with a longest span of 43 ft (13.1 m) and a deck 26 ft wide.

Who owns New Orleans a over Thomas Ditch?

It is owned by the County Highway Agency and maintained by the City or Municipal Highway Agency.