US Bridges

US-75 HWY NB over 77th Street

Good

Shawnee County, Kansas · 4.47 MI N Osage Coln · Structure no. 999907500892111

Built
1996
29 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
206 ft
3 main spans
Daily traffic
6,225
2023 count
Owner
State
State Highway Agency

About this bridge

US-75 HWY NB over 77th Street is a prestressed concrete continuous stringer/multi-beam or girder carrying US-75 HWY NB over 77th Street in Shawnee County, Kansas. It was built in 1996, so it is 29 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 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 6,225 vehicles a day, roughly 13% of them trucks, projected to reach 7,447 by 2044. The structure is 206 ft (62.9 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS-75 HWY NB
Crosses77th Street
Location4.47 MI N Osage Coln
RouteU.S. Route 75
StateKansas
Coordinates38.92889, -95.70778
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating97.8 US tons
Inventory rating52.2 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckNot applicable
Main spans3
Design loadHS 25 or greater
Structure length206 ft (62.9 m)
Longest span88 ft (26.8 m)
Deck width47 ft (14.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,225 (2023)
Projected traffic7,447 by 2044
Trucks13%
Lanes on structure2
Traffic directionTwo-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 US-75 HWY NB over 77th Street built?

It was built in 1996, making it 29 years old in 2025.

What condition is US-75 HWY NB over 77th Street 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 July 2024.

How much traffic does US-75 HWY NB over 77th Street carry?

About 6,225 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is US-75 HWY NB over 77th Street?

The structure is 206 ft (62.9 m) long with a longest span of 88 ft (26.8 m) and a deck 47 ft wide.

Who owns US-75 HWY NB over 77th Street?

It is owned by the State Highway Agency.