US Bridges

Local 4.21N-21.0E over Captain Creek

Good

Douglas County, Kansas · 3.0E 1.3N of Baldwin · Structure no. 000231059004648

Built
1985
40 years old
Condition
Good
inspected March 2024
Type
Slab
Concrete Continuous
Length
102 ft
3 main spans
Daily traffic
75
2023 count
Owner
County
County Highway Agency

About this bridge

Local 4.21N-21.0E over Captain Creek is a concrete continuous slab carrying Local 4.21N-21.0E over Captain Creek in Douglas County, Kansas. It was built in 1985, so it is 40 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 75 vehicles a day, projected to reach 83 by 2044. The structure is 102 ft (31.1 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesLocal 4.21N-21.0E
CrossesCaptain Creek
Location3.0E 1.3N of Baldwin
RouteCounty Highway 0
CountyDouglas County
StateKansas
Coordinates38.80123, -95.11186
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
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 rating65.5 US tons
Inventory rating39.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length102 ft (31.1 m)
Longest span40 ft (12.1 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic75 (2023)
Projected traffic83 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 4.21N-21.0E over Captain Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is Local 4.21N-21.0E over Captain 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 4.21N-21.0E over Captain Creek carry?

About 75 vehicles per day (2023 count).

How long is Local 4.21N-21.0E over Captain Creek?

The structure is 102 ft (31.1 m) long with a longest span of 40 ft (12.1 m) and a deck 30 ft wide.

Who owns Local 4.21N-21.0E over Captain Creek?

It is owned by the County Highway Agency.