US Bridges

Nelson Rd. #59 over Mill Creek Trib.

Good

Johnson County, Kansas · 0.25 of Northgate · Structure no. 521200460000059

Built
1998
27 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
2,420
2010 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nelson Rd. #59 over Mill Creek Trib. is a concrete culvert carrying Nelson Rd. #59 over Mill Creek Trib. in Johnson County, Kansas. It was built in 1998, so it is 27 years old, younger 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 2,420 vehicles a day, roughly 5% of them trucks, projected to reach 3,480 by 2043. The structure is 21 ft (6.5 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNelson Rd. #59
CrossesMill Creek Trib.
Location0.25 of Northgate
RouteCity Street 0
StateKansas
Coordinates38.91011, -94.80672
Functional classUrban 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 inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating12.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.5 m)
Longest span10 ft (3.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic2,420 (2010)
Projected traffic3,480 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Nelson Rd. #59 over Mill Creek Trib. built?

It was built in 1998, making it 27 years old in 2025.

What condition is Nelson Rd. #59 over Mill Creek Trib. 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 May 2023.

How much traffic does Nelson Rd. #59 over Mill Creek Trib. carry?

About 2,420 vehicles per day (2010 count), of which roughly 5% are trucks.

How long is Nelson Rd. #59 over Mill Creek Trib.?

The structure is 21 ft (6.5 m) long with a longest span of 10 ft (3.1 m).

Who owns Nelson Rd. #59 over Mill Creek Trib.?

It is owned by the City or Municipal Highway Agency.