US Bridges

US36 HWY over South Fork

Good

Norton County, Kansas · 03.36 MI E Ejct K383 · Structure no. 999903600690121

Built
1956
69 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
1,609
2023 count
Owner
State
State Highway Agency

About this bridge

US36 HWY over South Fork is a concrete culvert carrying US36 HWY over South Fork in Norton County, Kansas. It was built in 1956, so it is 69 years old, older 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 1,609 vehicles a day, roughly 24% of them trucks, projected to reach 1,743 by 2044. The structure is 21 ft (6.3 m) long and 87 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesUS36 HWY
CrossesSouth Fork
Location03.36 MI E Ejct K383
RouteU.S. Route 36
StateKansas
Coordinates39.82806, -99.72111
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating29 US tons
Inventory rating17 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width87 ft (26.4 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,609 (2023)
Projected traffic1,743 by 2044
Trucks24%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 US36 HWY over South Fork built?

It was built in 1956, making it 69 years old in 2025.

What condition is US36 HWY over South Fork 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 March 2023.

How much traffic does US36 HWY over South Fork carry?

About 1,609 vehicles per day (2023 count), of which roughly 24% are trucks.

How long is US36 HWY over South Fork?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m) and a deck 87 ft wide.

Who owns US36 HWY over South Fork?

It is owned by the State Highway Agency.