US Bridges

Rs 827 over Duncan Creek

FairPosted for load

Doniphan County, Kansas · 0.5N of Blair · Structure no. 000000000220260

Built
1935
90 years old
Condition
Fair
inspected February 2023
Type
Truss - Thru
Steel
Length
91 ft
1 main span
Daily traffic
196
2005 count
Owner
County
County Highway Agency

About this bridge

Rs 827 over Duncan Creek is a steel truss - thru carrying Rs 827 over Duncan Creek in Doniphan County, Kansas. It was built in 1935, so it is 90 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 196 vehicles a day, roughly 11% of them trucks, projected to reach 260 by 2043. The structure is 91 ft (27.7 m) long and 20 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesRs 827
CrossesDuncan Creek
Location0.5N of Blair
RouteCounty Highway 827
CountyDoniphan County
StateKansas
Coordinates39.79219, -95.00253
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
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, 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 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating18.4 US tons
Inventory rating11.2 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length91 ft (27.7 m)
Longest span86 ft (26.2 m)
Deck width20 ft (6.1 m)
Roadway width18 ft (5.6 m)
Vertical clearance over deck20 ft (6.1 m)

Traffic and service

Average daily traffic196 (2005)
Projected traffic260 by 2043
Trucks11%
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 statusEligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$275,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Rs 827 over Duncan Creek built?

It was built in 1935, making it 90 years old in 2025.

What condition is Rs 827 over Duncan Creek 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 February 2023.

How much traffic does Rs 827 over Duncan Creek carry?

About 196 vehicles per day (2005 count), of which roughly 11% are trucks.

How long is Rs 827 over Duncan Creek?

The structure is 91 ft (27.7 m) long with a longest span of 86 ft (26.2 m) and a deck 20 ft wide.

Who owns Rs 827 over Duncan Creek?

It is owned by the County Highway Agency.