US Bridges

Rs 463 over Drainage Channel

Poor

Mitchell County, Kansas · 4.4N 6.0E of Hunter · Structure no. 000000000620200

Built
1930
95 years old
Condition
Poor
inspected April 2023
Type
Slab
Concrete
Length
23 ft
2 main spans
Daily traffic
50
2002 count
Owner
County
County Highway Agency

About this bridge

Rs 463 over Drainage Channel is a concrete slab carrying Rs 463 over Drainage Channel in Mitchell County, Kansas. It was built in 1930, so it is 95 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 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 50 vehicles a day, projected to reach 50 by 2041. The structure is 23 ft (7.1 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesRs 463
CrossesDrainage Channel
Location4.4N 6.0E of Hunter
RouteCounty Highway 463
CountyMitchell County
StateKansas
Coordinates39.29778, -98.28389
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
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.
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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length23 ft (7.1 m)
Longest span11 ft (3.3 m)
Deck width26 ft (7.9 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic50 (2002)
Projected traffic50 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 463 over Drainage Channel built?

It was built in 1930, making it 95 years old in 2025.

What condition is Rs 463 over Drainage Channel 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 April 2023.

How much traffic does Rs 463 over Drainage Channel carry?

About 50 vehicles per day (2002 count).

How long is Rs 463 over Drainage Channel?

The structure is 23 ft (7.1 m) long with a longest span of 11 ft (3.3 m) and a deck 26 ft wide.

Who owns Rs 463 over Drainage Channel?

It is owned by the County Highway Agency.