US Bridges

Local Rd. C-6.6 over Coal Creek

PoorPosted for load

Atchison County, Kansas · 1.0S 3.6E of Arrington · Structure no. 000031019603760

Built
1936
89 years old
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
49 ft
3 main spans
Daily traffic
15
2007 count
Owner
County
County Highway Agency

About this bridge

Local Rd. C-6.6 over Coal Creek is a wood or timber stringer/multi-beam or girder carrying Local Rd. C-6.6 over Coal Creek in Atchison County, Kansas. It was built in 1936, so it is 89 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 49 ft (14.9 m) long and 16 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesLocal Rd. C-6.6
CrossesCoal Creek
Location1.0S 3.6E of Arrington
RouteCounty Highway 0
StateKansas
Coordinates39.44988, -95.4674
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating12.1 US tons
Inventory rating9 US tons

Structure

MaterialWood or Timber
DeckOther
Main spans3
Design loadUnknown
Structure length49 ft (14.9 m)
Longest span17 ft (5.1 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.9 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 closed3.7 mi (6 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$325,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Local Rd. C-6.6 over Coal Creek built?

It was built in 1936, making it 89 years old in 2025.

What condition is Local Rd. C-6.6 over Coal 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 July 2024.

How much traffic does Local Rd. C-6.6 over Coal Creek carry?

About 15 vehicles per day (2007 count).

How long is Local Rd. C-6.6 over Coal Creek?

The structure is 49 ft (14.9 m) long with a longest span of 17 ft (5.1 m) and a deck 16 ft wide.

Who owns Local Rd. C-6.6 over Coal Creek?

It is owned by the County Highway Agency.