US Bridges

NW 39th ST 331 over Trib. to Halfday Creek

Good

Shawnee County, Kansas · 1.73E US75 0.87S NW 46th · Structure no. 000890995904220

Built
2020
5 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete
Length
67 ft
3 main spans
Daily traffic
550
2024 count
Owner
County
County Highway Agency

About this bridge

NW 39th ST 331 over Trib. to Halfday Creek is a concrete culvert carrying NW 39th ST 331 over Trib. to Halfday Creek in Shawnee County, Kansas. It was built in 2020, so it is 5 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 550 vehicles a day, roughly 1% of them trucks, projected to reach 600 by 2041. The structure is 67 ft (20.4 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNW 39th ST 331
CrossesTrib. to Halfday Creek
Location1.73E US75 0.87S NW 46th
RouteCounty Highway 1256
StateKansas
Coordinates39.11661, -95.68811
Functional classUrban Local

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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.8 US tons
Inventory rating47 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length67 ft (20.4 m)
Longest span25 ft (7.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic550 (2024)
Projected traffic600 by 2041
Trucks1%
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 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 NW 39th ST 331 over Trib. to Halfday Creek built?

It was built in 2020, making it 5 years old in 2025.

What condition is NW 39th ST 331 over Trib. to Halfday 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 August 2024.

How much traffic does NW 39th ST 331 over Trib. to Halfday Creek carry?

About 550 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is NW 39th ST 331 over Trib. to Halfday Creek?

The structure is 67 ft (20.4 m) long with a longest span of 25 ft (7.7 m).

Who owns NW 39th ST 331 over Trib. to Halfday Creek?

It is owned by the County Highway Agency.