US Bridges

US75 HWY SB over Union Pacific Railroad

Good

Shawnee County, Kansas · 0.33 M N Lwr Silv Lk RD · Structure no. 999907500891561

Built
1978
47 years old
Condition
Good
inspected January 2025
Type
Slab
Concrete Continuous
Length
154 ft
3 main spans
Daily traffic
22,111
2023 count
Owner
State
State Highway Agency

About this bridge

US75 HWY SB over Union Pacific Railroad is a concrete continuous slab carrying US75 HWY SB over Union Pacific Railroad in Shawnee County, Kansas. It was built in 1978, so it is 47 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 22,111 vehicles a day, roughly 9% of them trucks, projected to reach 29,199 by 2044. The structure is 154 ft (46.9 m) long and 50 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS75 HWY SB
CrossesUnion Pacific Railroad
Location0.33 M N Lwr Silv Lk RD
RouteU.S. Route 75
StateKansas
Coordinates39.085, -95.73028
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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating37 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length154 ft (46.9 m)
Longest span61 ft (18.7 m)
Deck width50 ft (15.2 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,111 (2023)
Projected traffic29,199 by 2044
Trucks9%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
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 US75 HWY SB over Union Pacific Railroad built?

It was built in 1978, making it 47 years old in 2025.

What condition is US75 HWY SB over Union Pacific Railroad 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 January 2025.

How much traffic does US75 HWY SB over Union Pacific Railroad carry?

About 22,111 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is US75 HWY SB over Union Pacific Railroad?

The structure is 154 ft (46.9 m) long with a longest span of 61 ft (18.7 m) and a deck 50 ft wide.

Who owns US75 HWY SB over Union Pacific Railroad?

It is owned by the State Highway Agency.