US Bridges

K-5 HWY SB over 18th ST

Fair

Wyandotte County, Kansas · 0.50 Miles E I-635 · Structure no. 999900501051861

Built
1977
48 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
169 ft
3 main spans
Daily traffic
3,463
2023 count
Owner
State
State Highway Agency

About this bridge

K-5 HWY SB over 18th ST is a steel continuous stringer/multi-beam or girder carrying K-5 HWY SB over 18th ST in Wyandotte County, Kansas. It was built in 1977, so it is 48 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 5 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 3,463 vehicles a day, roughly 14% of them trucks, projected to reach 3,751 by 2044. The structure is 169 ft (51.4 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesK-5 HWY SB
Crosses18th ST
Location0.50 Miles E I-635
RouteState Highway 5
CountyWyandotte County
StateKansas
Coordinates39.14389, -94.65083
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating54 US tons
Inventory rating33 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length169 ft (51.4 m)
Longest span77 ft (23.5 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,463 (2023)
Projected traffic3,751 by 2044
Trucks14%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 K-5 HWY SB over 18th ST built?

It was built in 1977, making it 48 years old in 2025.

What condition is K-5 HWY SB over 18th ST 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 June 2023.

How much traffic does K-5 HWY SB over 18th ST carry?

About 3,463 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is K-5 HWY SB over 18th ST?

The structure is 169 ft (51.4 m) long with a longest span of 77 ft (23.5 m) and a deck 42 ft wide.

Who owns K-5 HWY SB over 18th ST?

It is owned by the State Highway Agency.