US Bridges

Cty RD 320(8-R.7) over Stream

PoorPosted for load

Greenwood County, Kansas · 4.0W 4.0S of Madison · Structure no. 000370941405660

Built
1939
86 years old
Condition
Poor
inspected June 2024
Type
Slab
Concrete
Length
22 ft
1 main span
Daily traffic
24
2006 count
Owner
County
County Highway Agency

About this bridge

Cty RD 320(8-R.7) over Stream is a concrete slab carrying Cty RD 320(8-R.7) over Stream in Greenwood County, Kansas. It was built in 1939, so it is 86 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 24 vehicles a day, projected to reach 24 by 2043. The structure is 22 ft (6.7 m) long and 22 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCty RD 320(8-R.7)
CrossesStream
Location4.0W 4.0S of Madison
RouteCounty Highway 0
StateKansas
Coordinates38.07105, -96.20494
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Last inspectionJune 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckOther
Main spans1
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span20 ft (6 m)
Deck width22 ft (6.7 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic24 (2006)
Projected traffic24 by 2043
Trucks0%
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Cty RD 320(8-R.7) over Stream built?

It was built in 1939, making it 86 years old in 2025.

What condition is Cty RD 320(8-R.7) 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 June 2024.

How much traffic does Cty RD 320(8-R.7) over Stream carry?

About 24 vehicles per day (2006 count).

How long is Cty RD 320(8-R.7) over Stream?

The structure is 22 ft (6.7 m) long with a longest span of 20 ft (6 m) and a deck 22 ft wide.

Who owns Cty RD 320(8-R.7) over Stream?

It is owned by the County Highway Agency.