US Bridges

79th ST over Turkey Ck Trib

Fair

Johnson County, Kansas · 250 W of Mastin · Structure no. 421950462774250

Built
1966
59 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete
Length
23 ft
3 main spans
Daily traffic
5,800
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

79th ST over Turkey Ck Trib is a concrete culvert carrying 79th ST over Turkey Ck Trib in Johnson County, Kansas. It was built in 1966, so it is 59 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 5,800 vehicles a day, roughly 2% of them trucks, projected to reach 6,900 by 2044. The structure is 23 ft (7 m) long.

Carries79th ST
CrossesTurkey Ck Trib
Location250 W of Mastin
RouteCity Street 2774
StateKansas
Coordinates38.98571, -94.70219
Functional classUrban 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 protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.1 US tons
Inventory rating48 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 20
Structure length23 ft (7 m)
Longest span7 ft (2.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic5,800 (2017)
Projected traffic6,900 by 2044
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
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 79th ST over Turkey Ck Trib built?

It was built in 1966, making it 59 years old in 2025.

What condition is 79th ST over Turkey Ck Trib 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 March 2024.

How much traffic does 79th ST over Turkey Ck Trib carry?

About 5,800 vehicles per day (2017 count), of which roughly 2% are trucks.

How long is 79th ST over Turkey Ck Trib?

The structure is 23 ft (7 m) long with a longest span of 7 ft (2.1 m).

Who owns 79th ST over Turkey Ck Trib?

It is owned by the City or Municipal Highway Agency.