US Bridges

Rs 578 G.3-9.0 over Crooked Creek

Poor

Riley County, Kansas · 4.2W 0.3N of Randolph · Structure no. 000000000810160

Built
1925
100 years old
Condition
Poor
inspected December 2024
Type
Slab
Concrete
Length
23 ft
1 main span
Daily traffic
325
2004 count
Owner
County
County Highway Agency

About this bridge

Rs 578 G.3-9.0 over Crooked Creek is a concrete slab carrying Rs 578 G.3-9.0 over Crooked Creek in Riley County, Kansas. It was built in 1925, so it is 100 years old, older than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 325 vehicles a day, roughly 10% of them trucks, projected to reach 330 by 2044. The structure is 23 ft (7 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesRs 578 G.3-9.0
CrossesCrooked Creek
Location4.2W 0.3N of Randolph
RouteCounty Highway 578
CountyRiley County
StateKansas
Coordinates39.43702, -96.84345
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28 US tons
Inventory rating17 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length23 ft (7 m)
Longest span21 ft (6.4 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic325 (2004)
Projected traffic330 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$62,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Rs 578 G.3-9.0 over Crooked Creek built?

It was built in 1925, making it 100 years old in 2025.

What condition is Rs 578 G.3-9.0 over Crooked Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in December 2024.

How much traffic does Rs 578 G.3-9.0 over Crooked Creek carry?

About 325 vehicles per day (2004 count), of which roughly 10% are trucks.

How long is Rs 578 G.3-9.0 over Crooked Creek?

The structure is 23 ft (7 m) long with a longest span of 21 ft (6.4 m) and a deck 28 ft wide.

Who owns Rs 578 G.3-9.0 over Crooked Creek?

It is owned by the County Highway Agency.