US Bridges

Local RD 1.8-J.0 over Stream

Poor

Allen County, Kansas · 5.2W 1.0S of Iola · Structure no. 000011017805880

Built
1940
85 years old
Condition
Poor
inspected February 2025
Type
Slab
Concrete Continuous
Length
32 ft
4 main spans
Daily traffic
30
2006 count
Owner
County
County Highway Agency

About this bridge

Local RD 1.8-J.0 over Stream is a concrete continuous slab carrying Local RD 1.8-J.0 over Stream in Allen County, Kansas. It was built in 1940, so it is 85 years old, older than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 0 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. Its operating status is: open, temporary structure in place while original is closed.

It carries about 30 vehicles a day, projected to reach 30 by 2044. The structure is 32 ft (9.8 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLocal RD 1.8-J.0
CrossesStream
Location5.2W 1.0S of Iola
RouteCounty Highway 0
StateKansas
Coordinates37.90753, -95.50389
Functional classRural Local

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
Deck0 FailedOut of service and beyond corrective action.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, temporary structure in place while original is closed
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating0 US tons
Inventory rating0 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length32 ft (9.8 m)
Longest span9 ft (2.7 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic30 (2006)
Projected traffic30 by 2044
Trucks0%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$90,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Local RD 1.8-J.0 over Stream built?

It was built in 1940, making it 85 years old in 2025.

What condition is Local RD 1.8-J.0 over Stream 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 February 2025.

How much traffic does Local RD 1.8-J.0 over Stream carry?

About 30 vehicles per day (2006 count).

How long is Local RD 1.8-J.0 over Stream?

The structure is 32 ft (9.8 m) long with a longest span of 9 ft (2.7 m) and a deck 27 ft wide.

Who owns Local RD 1.8-J.0 over Stream?

It is owned by the County Highway Agency.