US Bridges

US-166 HWY over Sycamore Creek Drainage

Good

Chautauqua County, Kansas · 9.55 MI E Caney ST · Structure no. 999916600100371

Built
1996
29 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
31 ft
2 main spans
Daily traffic
2,052
2023 count
Owner
State
State Highway Agency

About this bridge

US-166 HWY over Sycamore Creek Drainage is a concrete culvert carrying US-166 HWY over Sycamore Creek Drainage in Chautauqua County, Kansas. It was built in 1996, so it is 29 years old, younger than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,052 vehicles a day, roughly 24% of them trucks, projected to reach 2,504 by 2044. The structure is 31 ft (9.4 m) long and 97 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS-166 HWY
CrossesSycamore Creek Drainage
Location9.55 MI E Caney ST
RouteU.S. Route 166
StateKansas
Coordinates37.11333, -96.32889
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating11.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span10 ft (3 m)
Deck width97 ft (29.7 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,052 (2023)
Projected traffic2,504 by 2044
Trucks24%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US-166 HWY over Sycamore Creek Drainage built?

It was built in 1996, making it 29 years old in 2025.

What condition is US-166 HWY over Sycamore Creek Drainage in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2023.

How much traffic does US-166 HWY over Sycamore Creek Drainage carry?

About 2,052 vehicles per day (2023 count), of which roughly 24% are trucks.

How long is US-166 HWY over Sycamore Creek Drainage?

The structure is 31 ft (9.4 m) long with a longest span of 10 ft (3 m) and a deck 97 ft wide.

Who owns US-166 HWY over Sycamore Creek Drainage?

It is owned by the State Highway Agency.