US Bridges

Senn RD I.1-10.8T over Walnut Creek

Good

Riley County, Kansas · 1.3S 2.4W of Randolph · Structure no. 000810877203808

Built
2022
3 years old
Condition
Good
inspected February 2025
Type
Slab
Concrete
Length
83 ft
1 main span
Daily traffic
25
2022 count
Owner
County
County Highway Agency

About this bridge

Senn RD I.1-10.8T over Walnut Creek is a concrete slab carrying Senn RD I.1-10.8T over Walnut Creek in Riley County, Kansas. It was built in 2022, so it is 3 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 25 vehicles a day, projected to reach 30 by 2042. The structure is 83 ft (25.3 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesSenn RD I.1-10.8T
CrossesWalnut Creek
Location1.3S 2.4W of Randolph
RouteCounty Highway 233
CountyRiley County
StateKansas
Coordinates39.41079, -96.81057
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.1 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length83 ft (25.3 m)
Longest span79 ft (24 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic25 (2022)
Projected traffic30 by 2042
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 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 Senn RD I.1-10.8T over Walnut Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is Senn RD I.1-10.8T over Walnut Creek 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 2025.

How much traffic does Senn RD I.1-10.8T over Walnut Creek carry?

About 25 vehicles per day (2022 count).

How long is Senn RD I.1-10.8T over Walnut Creek?

The structure is 83 ft (25.3 m) long with a longest span of 79 ft (24 m) and a deck 26 ft wide.

Who owns Senn RD I.1-10.8T over Walnut Creek?

It is owned by the County Highway Agency.