US Bridges

U40 HWY over N Fork Ladder Creek

Good

Wallace County, Kansas · 1.10 MI E of Colo. Line · Structure no. 999904001000161

Built
1976
49 years old
Condition
Good
inspected April 2024
Type
Culvert
Concrete
Length
41 ft
3 main spans
Daily traffic
807
2023 count
Owner
State
State Highway Agency

About this bridge

U40 HWY over N Fork Ladder Creek is a concrete culvert carrying U40 HWY over N Fork Ladder Creek in Wallace County, Kansas. It was built in 1976, so it is 49 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 807 vehicles a day, roughly 23% of them trucks, projected to reach 1,024 by 2044. The structure is 41 ft (12.4 m) long and 86 ft wide.

CarriesU40 HWY
CrossesN Fork Ladder Creek
Location1.10 MI E of Colo. Line
RouteU.S. Route 40
StateKansas
Coordinates38.86028, -102.02556
Functional classRural Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48 US tons
Inventory rating29 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length41 ft (12.4 m)
Longest span12 ft (3.7 m)
Deck width86 ft (26.1 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic807 (2023)
Projected traffic1,024 by 2044
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

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 U40 HWY over N Fork Ladder Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is U40 HWY over N Fork Ladder Creek 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 April 2024.

How much traffic does U40 HWY over N Fork Ladder Creek carry?

About 807 vehicles per day (2023 count), of which roughly 23% are trucks.

How long is U40 HWY over N Fork Ladder Creek?

The structure is 41 ft (12.4 m) long with a longest span of 12 ft (3.7 m) and a deck 86 ft wide.

Who owns U40 HWY over N Fork Ladder Creek?

It is owned by the State Highway Agency.