US Bridges

Local Rd. 15.4-N.6 over Trib. Independence Ck.

PoorPosted for load

Atchison County, Kansas · 3.6N of Lancaster · Structure no. 000031037003524

Built
1920
105 years old
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
38 ft
1 main span
Daily traffic
15
2007 count
Owner
County
County Highway Agency

About this bridge

Local Rd. 15.4-N.6 over Trib. Independence Ck. is a concrete stringer/multi-beam or girder carrying Local Rd. 15.4-N.6 over Trib. Independence Ck. in Atchison County, Kansas. It was built in 1920, so it is 105 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 15 vehicles a day, projected to reach 22 by 2042. The structure is 38 ft (11.6 m) long and 22 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesLocal Rd. 15.4-N.6
CrossesTrib. Independence Ck.
Location3.6N of Lancaster
RouteCounty Highway 0
CountyAtchison County
StateKansas
Coordinates39.61853, -95.30206
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.
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 protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
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 alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating46.8 US tons
Inventory rating28.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length38 ft (11.6 m)
Longest span35 ft (10.6 m)
Deck width22 ft (6.6 m)
Roadway width17 ft (5.2 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic15 (2007)
Projected traffic22 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$255,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Local Rd. 15.4-N.6 over Trib. Independence Ck. built?

It was built in 1920, making it 105 years old in 2025.

What condition is Local Rd. 15.4-N.6 over Trib. Independence Ck. 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 July 2024.

How much traffic does Local Rd. 15.4-N.6 over Trib. Independence Ck. carry?

About 15 vehicles per day (2007 count).

How long is Local Rd. 15.4-N.6 over Trib. Independence Ck.?

The structure is 38 ft (11.6 m) long with a longest span of 35 ft (10.6 m) and a deck 22 ft wide.

Who owns Local Rd. 15.4-N.6 over Trib. Independence Ck.?

It is owned by the County Highway Agency.