US Bridges

US-69 HWY SB over Marias Des Cygnes & Rd.

Good

Linn County, Kansas · 2.69 MI S K-52 N JCT · Structure no. 999906900540551

Built
2007
18 years old
Condition
Good
inspected February 2024
Type
Slab
Concrete Continuous
Length
560 ft
9 main spans
Daily traffic
3,063
2023 count
Owner
State
State Highway Agency

About this bridge

US-69 HWY SB over Marias Des Cygnes & Rd. is a concrete continuous slab carrying US-69 HWY SB over Marias Des Cygnes & Rd. in Linn County, Kansas. It was built in 2007, so it is 18 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 3,063 vehicles a day, roughly 24% of them trucks, projected to reach 4,463 by 2044. The structure is 560 ft (170.7 m) long and 42 ft wide. If it were closed, the detour would be 80.2 mi (129 km).

CarriesUS-69 HWY SB
CrossesMarias Des Cygnes & Rd.
Location2.69 MI S K-52 N JCT
RouteU.S. Route 69
StateKansas
Coordinates38.22417, -94.69778
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.5 US tons
Inventory rating32.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckNot applicable
Main spans9
Design loadHS 20
Structure length560 ft (170.7 m)
Longest span66 ft (20 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,063 (2023)
Projected traffic4,463 by 2044
Trucks24%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed80.2 mi (129 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-69 HWY SB over Marias Des Cygnes & Rd. built?

It was built in 2007, making it 18 years old in 2025.

What condition is US-69 HWY SB over Marias Des Cygnes & Rd. 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 February 2024.

How much traffic does US-69 HWY SB over Marias Des Cygnes & Rd. carry?

About 3,063 vehicles per day (2023 count), of which roughly 24% are trucks.

How long is US-69 HWY SB over Marias Des Cygnes & Rd.?

The structure is 560 ft (170.7 m) long with a longest span of 66 ft (20 m) and a deck 42 ft wide.

Who owns US-69 HWY SB over Marias Des Cygnes & Rd.?

It is owned by the State Highway Agency.