US Bridges

CR 120 over Trib. to Pawnee River

GoodPosted for load

Rush County, Kansas · 7.5S of Alexander · Structure no. 000000000830200

Built
1963
62 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete
Length
49 ft
4 main spans
Daily traffic
100
2008 count
Owner
County
County Highway Agency

About this bridge

CR 120 over Trib. to Pawnee River is a concrete culvert carrying CR 120 over Trib. to Pawnee River in Rush County, Kansas. It was built in 1963, so it is 62 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 100 vehicles a day, roughly 5% of them trucks, projected to reach 140 by 2044. The structure is 49 ft (15 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCR 120
CrossesTrib. to Pawnee River
Location7.5S of Alexander
RouteCounty Highway 524
StateKansas
Coordinates38.35804, -99.54745
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34.6 US tons
Inventory rating20.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadH 15
Structure length49 ft (15 m)
Longest span11 ft (3.5 m)
Deck width30 ft (9.1 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic100 (2008)
Projected traffic140 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 CR 120 over Trib. to Pawnee River built?

It was built in 1963, making it 62 years old in 2025.

What condition is CR 120 over Trib. to Pawnee River 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 December 2023.

How much traffic does CR 120 over Trib. to Pawnee River carry?

About 100 vehicles per day (2008 count), of which roughly 5% are trucks.

How long is CR 120 over Trib. to Pawnee River?

The structure is 49 ft (15 m) long with a longest span of 11 ft (3.5 m) and a deck 30 ft wide.

Who owns CR 120 over Trib. to Pawnee River?

It is owned by the County Highway Agency.