US Bridges

Rs 820 Y.0 - 1060 over N. Branch Four Mile Ck.

Fair

Morris County, Kansas · 2.8S 2.0W Council Grove · Structure no. 000000000640032

Built
1955
70 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete
Length
42 ft
3 main spans
Daily traffic
195
2011 count
Owner
County
County Highway Agency

About this bridge

Rs 820 Y.0 - 1060 over N. Branch Four Mile Ck. is a concrete culvert carrying Rs 820 Y.0 - 1060 over N. Branch Four Mile Ck. in Morris County, Kansas. It was built in 1955, so it is 70 years old, older than the Kansas average of 52.8 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 195 vehicles a day, roughly 10% of them trucks, projected to reach 122 by 2040. The structure is 42 ft (12.8 m) long and 29 ft wide. If it were closed, the detour would be 13 mi (21 km).

Location

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CarriesRs 820 Y.0 - 1060
CrossesN. Branch Four Mile Ck.
Location2.8S 2.0W Council Grove
RouteCounty Highway 820
CountyMorris County
StateKansas
Coordinates38.6089, -96.53253
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length42 ft (12.8 m)
Longest span13 ft (3.9 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic195 (2011)
Projected traffic122 by 2040
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Rs 820 Y.0 - 1060 over N. Branch Four Mile Ck. built?

It was built in 1955, making it 70 years old in 2025.

What condition is Rs 820 Y.0 - 1060 over N. Branch Four Mile Ck. 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 September 2024.

How much traffic does Rs 820 Y.0 - 1060 over N. Branch Four Mile Ck. carry?

About 195 vehicles per day (2011 count), of which roughly 10% are trucks.

How long is Rs 820 Y.0 - 1060 over N. Branch Four Mile Ck.?

The structure is 42 ft (12.8 m) long with a longest span of 13 ft (3.9 m) and a deck 29 ft wide.

Who owns Rs 820 Y.0 - 1060 over N. Branch Four Mile Ck.?

It is owned by the County Highway Agency.