US Bridges

300th Avenue over North Fork Big Creek

Fair

Ellis County, Kansas · 0.4N 0.4W of Catharine · Structure no. 000260617004468

Built
1975
50 years old
Condition
Fair
inspected November 2024
Type
Tee Beam
Prestressed Concrete
Length
57 ft
1 main span
Daily traffic
55
2020 count
Owner
County
County Highway Agency

About this bridge

300th Avenue over North Fork Big Creek is a prestressed concrete tee beam carrying 300th Avenue over North Fork Big Creek in Ellis County, Kansas. It was built in 1975, so it is 50 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 55 vehicles a day, roughly 5% of them trucks, projected to reach 66 by 2044. The structure is 57 ft (17.5 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries300th Avenue
CrossesNorth Fork Big Creek
Location0.4N 0.4W of Catharine
RouteCounty Highway 0
StateKansas
Coordinates38.93289, -99.2246
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadH 15
Structure length57 ft (17.5 m)
Longest span56 ft (17 m)
Deck width28 ft (8.6 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic55 (2020)
Projected traffic66 by 2044
Trucks5%
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 300th Avenue over North Fork Big Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is 300th Avenue over North Fork Big 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 300th Avenue over North Fork Big Creek carry?

About 55 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is 300th Avenue over North Fork Big Creek?

The structure is 57 ft (17.5 m) long with a longest span of 56 ft (17 m) and a deck 28 ft wide.

Who owns 300th Avenue over North Fork Big Creek?

It is owned by the County Highway Agency.