US Bridges

Antioch Rd. over Big Blue River Trib.

Good

Johnson County, Kansas · 1300 S. of 159th St. · Structure no. 421950462901285

Built
2010
15 years old
Condition
Good
inspected February 2024
Type
Culvert
Concrete
Length
47 ft
2 main spans
Daily traffic
7,500
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Antioch Rd. over Big Blue River Trib. is a concrete culvert carrying Antioch Rd. over Big Blue River Trib. in Johnson County, Kansas. It was built in 2010, so it is 15 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 7,500 vehicles a day, roughly 3% of them trucks, projected to reach 9,000 by 2044. The structure is 47 ft (14.4 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesAntioch Rd.
CrossesBig Blue River Trib.
Location1300 S. of 159th St.
RouteCity Street 0
StateKansas
Coordinates38.83669, -94.68628
Functional classUrban Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating12.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length47 ft (14.4 m)
Longest span13 ft (4.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic7,500 (2024)
Projected traffic9,000 by 2044
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Antioch Rd. over Big Blue River Trib. built?

It was built in 2010, making it 15 years old in 2025.

What condition is Antioch Rd. over Big Blue River Trib. 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 February 2024.

How much traffic does Antioch Rd. over Big Blue River Trib. carry?

About 7,500 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Antioch Rd. over Big Blue River Trib.?

The structure is 47 ft (14.4 m) long with a longest span of 13 ft (4.1 m).

Who owns Antioch Rd. over Big Blue River Trib.?

It is owned by the City or Municipal Highway Agency.