US Bridges

Rs 302 NW 100 RD over Trib. to Rush Creek

GoodPosted for load

Harper County, Kansas · 1.0E 2.0N Crystal Springs · Structure no. 000000000390210

Built
1930
95 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
25 ft
3 main spans
Daily traffic
138
2021 count
Owner
County
County Highway Agency

About this bridge

Rs 302 NW 100 RD over Trib. to Rush Creek is a concrete culvert carrying Rs 302 NW 100 RD over Trib. to Rush Creek in Harper County, Kansas. It was built in 1930, so it is 95 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. Its operating status is: posted for load restriction.

It carries about 138 vehicles a day, projected to reach 160 by 2043. The structure is 25 ft (7.7 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesRs 302 NW 100 RD
CrossesTrib. to Rush Creek
Location1.0E 2.0N Crystal Springs
RouteCounty Highway 302
CountyHarper County
StateKansas
Coordinates37.29697, -98.11197
Functional classRural Major Collector

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
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 rating9.1 US tons
Inventory rating5.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length25 ft (7.7 m)
Longest span8 ft (2.4 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic138 (2021)
Projected traffic160 by 2043
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$58,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Rs 302 NW 100 RD over Trib. to Rush Creek built?

It was built in 1930, making it 95 years old in 2025.

What condition is Rs 302 NW 100 RD over Trib. to Rush 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 2023.

How much traffic does Rs 302 NW 100 RD over Trib. to Rush Creek carry?

About 138 vehicles per day (2021 count).

How long is Rs 302 NW 100 RD over Trib. to Rush Creek?

The structure is 25 ft (7.7 m) long with a longest span of 8 ft (2.4 m) and a deck 30 ft wide.

Who owns Rs 302 NW 100 RD over Trib. to Rush Creek?

It is owned by the County Highway Agency.