US Bridges

12 Road over North Fork Sappa Creek

Fair

Rawlins County, Kansas · 12.9S 8.5W of Atwood · Structure no. 000770407003509

Built
1994
31 years old
Condition
Fair
inspected November 2024
Type
Slab
Concrete Continuous
Length
142 ft
3 main spans
Daily traffic
20
2020 count
Owner
County
County Highway Agency

About this bridge

12 Road over North Fork Sappa Creek is a concrete continuous slab carrying 12 Road over North Fork Sappa Creek in Rawlins County, Kansas. It was built in 1994, so it is 31 years old, younger than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 20 vehicles a day, projected to reach 40 by 2044. The structure is 142 ft (43.4 m) long and 28 ft wide. If it were closed, the detour would be 5 mi (8 km).

Carries12 Road
CrossesNorth Fork Sappa Creek
Location12.9S 8.5W of Atwood
RouteCounty Highway 0
StateKansas
Coordinates39.62806, -101.20667
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.9 US tons
Inventory rating47.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length142 ft (43.4 m)
Longest span56 ft (17 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic20 (2020)
Projected traffic40 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 12 Road over North Fork Sappa Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is 12 Road over North Fork Sappa Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2024.

How much traffic does 12 Road over North Fork Sappa Creek carry?

About 20 vehicles per day (2020 count).

How long is 12 Road over North Fork Sappa Creek?

The structure is 142 ft (43.4 m) long with a longest span of 56 ft (17 m) and a deck 28 ft wide.

Who owns 12 Road over North Fork Sappa Creek?

It is owned by the County Highway Agency.