US Bridges

US54 HWY over Rock Creek

Good

Allen County, Kansas · 0.31 Mi. E. US-169 · Structure no. 999905400010081

Built
1969
56 years old
Condition
Good
inspected February 2023
Type
Slab
Concrete Continuous
Length
213 ft
5 main spans
Daily traffic
6,854
2023 count
Owner
State
State Highway Agency

About this bridge

US54 HWY over Rock Creek is a concrete continuous slab carrying US54 HWY over Rock Creek in Allen County, Kansas. It was built in 1969, so it is 56 years old, older 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 6,854 vehicles a day, roughly 8% of them trucks, projected to reach 7,133 by 2044. The structure is 213 ft (64.8 m) long and 86 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS54 HWY
CrossesRock Creek
Location0.31 Mi. E. US-169
RouteU.S. Route 54
StateKansas
Coordinates37.92194, -95.37361
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating39 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length213 ft (64.8 m)
Longest span46 ft (14 m)
Deck width86 ft (26.2 m)
Roadway width84 ft (25.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,854 (2023)
Projected traffic7,133 by 2044
Trucks8%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 US54 HWY over Rock Creek built?

It was built in 1969, making it 56 years old in 2025.

What condition is US54 HWY over Rock 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 February 2023.

How much traffic does US54 HWY over Rock Creek carry?

About 6,854 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is US54 HWY over Rock Creek?

The structure is 213 ft (64.8 m) long with a longest span of 46 ft (14 m) and a deck 86 ft wide.

Who owns US54 HWY over Rock Creek?

It is owned by the State Highway Agency.