US Bridges

US56 HWY over RS2148 BNSF RR

Good

Johnson County, Kansas · 0.83 MI W&n of I35 HWY · Structure no. 999905600462701

Built
1986
39 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
340 ft
4 main spans
Daily traffic
28,000
2023 count
Owner
State
State Highway Agency

About this bridge

US56 HWY over RS2148 BNSF RR is a steel continuous stringer/multi-beam or girder carrying US56 HWY over RS2148 BNSF RR in Johnson County, Kansas. It was built in 1986, so it is 39 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 28,000 vehicles a day, roughly 2% of them trucks, projected to reach 38,462 by 2044. The structure is 340 ft (103.5 m) long and 71 ft wide.

CarriesUS56 HWY
CrossesRS2148 BNSF RR
Location0.83 MI W&n of I35 HWY
RouteU.S. Route 56
StateKansas
Coordinates38.81361, -94.89611
Functional classUrban Other Principal Arterial

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.
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 geometry9: Superior to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating81 US tons
Inventory rating49.1 US tons

Structure

MaterialSteel Continuous
DeckNot applicable
Main spans4
Design loadHS 20
Structure length340 ft (103.5 m)
Longest span93 ft (28.3 m)
Deck width71 ft (21.5 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,000 (2023)
Projected traffic38,462 by 2044
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed—
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 US56 HWY over RS2148 BNSF RR built?

It was built in 1986, making it 39 years old in 2025.

What condition is US56 HWY over RS2148 BNSF RR 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 US56 HWY over RS2148 BNSF RR carry?

About 28,000 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is US56 HWY over RS2148 BNSF RR?

The structure is 340 ft (103.5 m) long with a longest span of 93 ft (28.3 m) and a deck 71 ft wide.

Who owns US56 HWY over RS2148 BNSF RR?

It is owned by the State Highway Agency.