US Bridges

6450 RD Mile 11 over Trib. to Sycamore Creek

Fair

Montgomery County, Kansas · 1.5N 4.0W of Brickton · Structure no. 000630989006605

Built
1930
95 years old
Condition
Fair
inspected March 2023
Type
Culvert
Concrete
Length
26 ft
3 main spans
Daily traffic
20
2010 count
Owner
County
County Highway Agency

About this bridge

6450 RD Mile 11 over Trib. to Sycamore Creek is a concrete culvert carrying 6450 RD Mile 11 over Trib. to Sycamore Creek in Montgomery 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 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.

It carries about 20 vehicles a day, projected to reach 25 by 2039. The structure is 26 ft (7.9 m) long and 22 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
Carries6450 RD Mile 11
CrossesTrib. to Sycamore Creek
Location1.5N 4.0W of Brickton
RouteCounty Highway 6334
CountyMontgomery County
StateKansas
Coordinates37.37815, -95.78345
Functional classRural Minor 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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating35.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span9 ft (2.8 m)
Deck width22 ft (6.6 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic20 (2010)
Projected traffic25 by 2039
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 6450 RD Mile 11 over Trib. to Sycamore Creek built?

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

What condition is 6450 RD Mile 11 over Trib. to Sycamore 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 March 2023.

How much traffic does 6450 RD Mile 11 over Trib. to Sycamore Creek carry?

About 20 vehicles per day (2010 count).

How long is 6450 RD Mile 11 over Trib. to Sycamore Creek?

The structure is 26 ft (7.9 m) long with a longest span of 9 ft (2.8 m) and a deck 22 ft wide.

Who owns 6450 RD Mile 11 over Trib. to Sycamore Creek?

It is owned by the County Highway Agency.