US Bridges

21 Road over North Fork Sappa Creek

Good

Rawlins County, Kansas · 8.2S 0.5E of Atwood · Structure no. 000770425003422

Built
1997
28 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
37 ft
3 main spans
Daily traffic
20
2020 count
Owner
County
County Highway Agency

About this bridge

21 Road over North Fork Sappa Creek is a concrete culvert carrying 21 Road over North Fork Sappa Creek in Rawlins County, Kansas. It was built in 1997, so it is 28 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 20 vehicles a day, projected to reach 30 by 2044. The structure is 37 ft (11.4 m) long. If it were closed, the detour would be 6.8 mi (11 km).

Carries21 Road
CrossesNorth Fork Sappa Creek
Location8.2S 0.5E of Atwood
RouteCounty Highway 0
StateKansas
Coordinates39.69667, -101.0375
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
Channel and channel protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84 US tons
Inventory rating50 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length37 ft (11.4 m)
Longest span12 ft (3.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic20 (2020)
Projected traffic30 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 21 Road over North Fork Sappa Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is 21 Road over North Fork Sappa 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 November 2024.

How much traffic does 21 Road over North Fork Sappa Creek carry?

About 20 vehicles per day (2020 count).

How long is 21 Road over North Fork Sappa Creek?

The structure is 37 ft (11.4 m) long with a longest span of 12 ft (3.6 m).

Who owns 21 Road over North Fork Sappa Creek?

It is owned by the County Highway Agency.