US Bridges

US-400 HWY over US-50 & BNSF RR

Good

Ford County, Kansas · 7.0 MI E Gray Coln · Structure no. 999940000290751

Built
2008
17 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
399 ft
4 main spans
Daily traffic
1,076
2023 count
Owner
State
State Highway Agency

About this bridge

US-400 HWY over US-50 & BNSF RR is a prestressed concrete continuous stringer/multi-beam or girder carrying US-400 HWY over US-50 & BNSF RR in Ford County, Kansas. It was built in 2008, so it is 17 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 1,076 vehicles a day, roughly 23% of them trucks, projected to reach 1,449 by 2044. The structure is 399 ft (121.7 m) long and 47 ft wide.

CarriesUS-400 HWY
CrossesUS-50 & BNSF RR
Location7.0 MI E Gray Coln
RouteU.S. Route 400
StateKansas
Coordinates37.76056, -100.09722
Functional classRural Principal Arterial - Other

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 inspectionMay 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 alignment2: Basically intolerable, requiring high priority of replacement
Operating rating72.9 US tons
Inventory rating33.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckNot applicable
Main spans4
Design loadHS 20
Structure length399 ft (121.7 m)
Longest span135 ft (41.2 m)
Deck width47 ft (14.2 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,076 (2023)
Projected traffic1,449 by 2044
Trucks23%
Lanes on structure2
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 US-400 HWY over US-50 & BNSF RR built?

It was built in 2008, making it 17 years old in 2025.

What condition is US-400 HWY over US-50 & 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 May 2023.

How much traffic does US-400 HWY over US-50 & BNSF RR carry?

About 1,076 vehicles per day (2023 count), of which roughly 23% are trucks.

How long is US-400 HWY over US-50 & BNSF RR?

The structure is 399 ft (121.7 m) long with a longest span of 135 ft (41.2 m) and a deck 47 ft wide.

Who owns US-400 HWY over US-50 & BNSF RR?

It is owned by the State Highway Agency.