US Bridges

Falcon Rd. over Trib. to French Creek

PoorPosted for load

Marion County, Kansas · 2.5W 2.9N of Hillsboro · Structure no. 000570829005221

Built
1925
100 years old
Condition
Poor
inspected December 2024
Type
Slab
Concrete
Length
21 ft
1 main span
Daily traffic
40
2020 count
Owner
County
County Highway Agency

About this bridge

Falcon Rd. over Trib. to French Creek is a concrete slab carrying Falcon Rd. over Trib. to French Creek in Marion County, Kansas. It was built in 1925, so it is 100 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. Its operating status is: posted for load restriction.

It carries about 40 vehicles a day, projected to reach 48 by 2044. The structure is 21 ft (6.4 m) long and 18 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesFalcon Rd.
CrossesTrib. to French Creek
Location2.5W 2.9N of Hillsboro
RouteCounty Highway 0
CountyMarion County
StateKansas
Coordinates38.38908, -97.26122
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.8 US tons
Inventory rating16.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length21 ft (6.4 m)
Longest span20 ft (6 m)
Deck width18 ft (5.5 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic40 (2020)
Projected traffic48 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$270,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Falcon Rd. over Trib. to French Creek built?

It was built in 1925, making it 100 years old in 2025.

What condition is Falcon Rd. over Trib. to French Creek 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 December 2024.

How much traffic does Falcon Rd. over Trib. to French Creek carry?

About 40 vehicles per day (2020 count).

How long is Falcon Rd. over Trib. to French Creek?

The structure is 21 ft (6.4 m) long with a longest span of 20 ft (6 m) and a deck 18 ft wide.

Who owns Falcon Rd. over Trib. to French Creek?

It is owned by the County Highway Agency.