US Bridges

31st Street over Holcolm Tributary

Good

Douglas County, Kansas · 31st ST over Holcolm Trib · Structure no. 415350233202001

Built
1992
33 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
16,057
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

31st Street over Holcolm Tributary is a concrete culvert carrying 31st Street over Holcolm Tributary in Douglas County, Kansas. It was built in 1992, so it is 33 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 16,057 vehicles a day, roughly 1% of them trucks, projected to reach 16,600 by 2044. The structure is 25 ft (7.5 m) long and 103 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries31st Street
CrossesHolcolm Tributary
Location31st ST over Holcolm Trib
RouteCity Street 3202
StateKansas
Coordinates38.9281, -95.2661
Functional classUrban Minor Arterial

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 inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length25 ft (7.5 m)
Longest span12 ft (3.6 m)
Deck width103 ft (31.4 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic16,057 (2017)
Projected traffic16,600 by 2044
Trucks1%
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 31st Street over Holcolm Tributary built?

It was built in 1992, making it 33 years old in 2025.

What condition is 31st Street over Holcolm Tributary 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 November 2024.

How much traffic does 31st Street over Holcolm Tributary carry?

About 16,057 vehicles per day (2017 count), of which roughly 1% are trucks.

How long is 31st Street over Holcolm Tributary?

The structure is 25 ft (7.5 m) long with a longest span of 12 ft (3.6 m) and a deck 103 ft wide.

Who owns 31st Street over Holcolm Tributary?

It is owned by the City or Municipal Highway Agency.