US Bridges

Rs 487 G-4 over Trib. to Harris Creek

PoorPosted for load

Nemaha County, Kansas · 2.5S of Oneida · Structure no. 000000000660090

Built
1936
89 years old
Condition
Poor
inspected March 2024
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
106
2008 count
Owner
County
County Highway Agency

About this bridge

Rs 487 G-4 over Trib. to Harris Creek is a concrete culvert carrying Rs 487 G-4 over Trib. to Harris Creek in Nemaha County, Kansas. It was built in 1936, so it is 89 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 3 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: posted for load restriction.

It carries about 106 vehicles a day, roughly 10% of them trucks, projected to reach 120 by 2044. The structure is 26 ft (7.9 m) long and 27 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesRs 487 G-4
CrossesTrib. to Harris Creek
Location2.5S of Oneida
RouteCounty Highway 487
StateKansas
Coordinates39.8275, -95.93927
Functional classRural Major 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
Channel and channel protection3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Culvert3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Last inspectionMarch 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating27 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span12 ft (3.6 m)
Deck width27 ft (8.1 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic106 (2008)
Projected traffic120 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Rs 487 G-4 over Trib. to Harris Creek built?

It was built in 1936, making it 89 years old in 2025.

What condition is Rs 487 G-4 over Trib. to Harris Creek 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 March 2024.

How much traffic does Rs 487 G-4 over Trib. to Harris Creek carry?

About 106 vehicles per day (2008 count), of which roughly 10% are trucks.

How long is Rs 487 G-4 over Trib. to Harris Creek?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.6 m) and a deck 27 ft wide.

Who owns Rs 487 G-4 over Trib. to Harris Creek?

It is owned by the County Highway Agency.