US Bridges

Local 4.5N-2.29E over Trib. to Rock Creek

Good

Douglas County, Kansas · 15.0W 1.5N of Baldwin · Structure no. 000231021304645

Built
1984
41 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
21 ft
1 main span
Daily traffic
46
2022 count
Owner
County
County Highway Agency

About this bridge

Local 4.5N-2.29E over Trib. to Rock Creek is a concrete culvert carrying Local 4.5N-2.29E over Trib. to Rock Creek in Douglas County, Kansas. It was built in 1984, so it is 41 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 46 vehicles a day, projected to reach 60 by 2044. The structure is 21 ft (6.3 m) long and 49 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesLocal 4.5N-2.29E
CrossesTrib. to Rock Creek
Location15.0W 1.5N of Baldwin
RouteCounty Highway 0
CountyDouglas County
StateKansas
Coordinates38.80422, -95.45829
Functional classRural 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating99.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length21 ft (6.3 m)
Longest span21 ft (6.3 m)
Deck width49 ft (14.9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic46 (2022)
Projected traffic60 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 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 Local 4.5N-2.29E over Trib. to Rock Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is Local 4.5N-2.29E over Trib. to Rock 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 March 2024.

How much traffic does Local 4.5N-2.29E over Trib. to Rock Creek carry?

About 46 vehicles per day (2022 count).

How long is Local 4.5N-2.29E over Trib. to Rock Creek?

The structure is 21 ft (6.3 m) long with a longest span of 21 ft (6.3 m) and a deck 49 ft wide.

Who owns Local 4.5N-2.29E over Trib. to Rock Creek?

It is owned by the County Highway Agency.