US Bridges

20 Road (rs 1417) over Rocky Draw

Fair

Wichita County, Kansas · 2.5S of Marienthal · Structure no. 000000001020090

Built
1953
72 years old
Condition
Fair
inspected May 2024
Type
Culvert
Concrete
Length
31 ft
3 main spans
Daily traffic
75
2021 count
Owner
County
County Highway Agency

About this bridge

20 Road (rs 1417) over Rocky Draw is a concrete culvert carrying 20 Road (rs 1417) over Rocky Draw in Wichita County, Kansas. It was built in 1953, so it is 72 years old, older 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 75 vehicles a day, projected to reach 85 by 2044. The structure is 31 ft (9.5 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
Carries20 Road (rs 1417)
CrossesRocky Draw
Location2.5S of Marienthal
RouteCounty Highway 1417
CountyWichita County
StateKansas
Coordinates38.45256, -101.22014
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34.2 US tons
Inventory rating20.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length31 ft (9.5 m)
Longest span10 ft (3 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 traffic75 (2021)
Projected traffic85 by 2044
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 20 Road (rs 1417) over Rocky Draw built?

It was built in 1953, making it 72 years old in 2025.

What condition is 20 Road (rs 1417) over Rocky Draw 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 May 2024.

How much traffic does 20 Road (rs 1417) over Rocky Draw carry?

About 75 vehicles per day (2021 count).

How long is 20 Road (rs 1417) over Rocky Draw?

The structure is 31 ft (9.5 m) long with a longest span of 10 ft (3 m) and a deck 28 ft wide.

Who owns 20 Road (rs 1417) over Rocky Draw?

It is owned by the County Highway Agency.