US Bridges

Rs 1321 C.0-1.0C over Stream

Fair

Riley County, Kansas · 8.5W 8.5N of Randolph · Structure no. 000000000810360

Built
1955
70 years old
Condition
Fair
inspected December 2024
Type
Slab
Concrete Continuous
Length
106 ft
3 main spans
Daily traffic
44
2004 count
Owner
County
County Highway Agency

About this bridge

Rs 1321 C.0-1.0C over Stream is a concrete continuous slab carrying Rs 1321 C.0-1.0C over Stream in Riley County, Kansas. It was built in 1955, so it is 70 years old, older than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 44 vehicles a day, projected to reach 50 by 2044. The structure is 106 ft (32.3 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesRs 1321 C.0-1.0C
CrossesStream
Location8.5W 8.5N of Randolph
RouteCounty Highway 1321
CountyRiley County
StateKansas
Coordinates39.55297, -96.92126
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.5 US tons
Inventory rating25.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length106 ft (32.3 m)
Longest span40 ft (12.1 m)
Deck width29 ft (8.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic44 (2004)
Projected traffic50 by 2044
Trucks0%
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 statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$279,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Rs 1321 C.0-1.0C over Stream built?

It was built in 1955, making it 70 years old in 2025.

What condition is Rs 1321 C.0-1.0C over Stream in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2024.

How much traffic does Rs 1321 C.0-1.0C over Stream carry?

About 44 vehicles per day (2004 count).

How long is Rs 1321 C.0-1.0C over Stream?

The structure is 106 ft (32.3 m) long with a longest span of 40 ft (12.1 m) and a deck 29 ft wide.

Who owns Rs 1321 C.0-1.0C over Stream?

It is owned by the County Highway Agency.