US Bridges

252nd St;coll 7947 over Road Ditch

Poor

Douglas County, Nebraska · 1W 1N of Waterloo · Structure no. C002801715

Built
1926
99 years old, rebuilt 1962
Condition
Poor
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
25 ft
1 main span
Daily traffic
609
2005 count
Owner
County
County Highway Agency

About this bridge

252nd St;coll 7947 over Road Ditch is a steel stringer/multi-beam or girder carrying 252nd St;coll 7947 over Road Ditch in Douglas County, Nebraska. It was built in 1926 and reconstructed in 1962, so it is 99 years old, older than the Nebraska average of 47.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 609 vehicles a day, projected to reach 870 by 2033. The structure is 25 ft (7.6 m) long and 24 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

Carries252nd St;coll 7947
CrossesRoad Ditch
Location1W 1N of Waterloo
RouteCounty Highway 7947
Coordinates41.3064, -96.3114
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.1 US tons
Inventory rating26.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length25 ft (7.6 m)
Longest span24 ft (7.3 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic609 (2005)
Projected traffic870 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18.6 mi (30 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 252nd St;coll 7947 over Road Ditch built?

It was built in 1926, making it 99 years old in 2025. It was reconstructed in 1962.

What condition is 252nd St;coll 7947 over Road Ditch in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2024.

How much traffic does 252nd St;coll 7947 over Road Ditch carry?

About 609 vehicles per day (2005 count).

How long is 252nd St;coll 7947 over Road Ditch?

The structure is 25 ft (7.6 m) long with a longest span of 24 ft (7.3 m) and a deck 24 ft wide.

Who owns 252nd St;coll 7947 over Road Ditch?

It is owned by the County Highway Agency.