US Bridges

27th Street over Naismith Creek

Poor

Douglas County, Kansas · .44 MI E US 59 · Structure no. 415350233206002

Built
1971
54 years old
Condition
Poor
inspected November 2024
Type
Slab
Concrete Continuous
Length
66 ft
3 main spans
Daily traffic
5,940
1996 count
Owner
City
City or Municipal Highway Agency

About this bridge

27th Street over Naismith Creek is a concrete continuous slab carrying 27th Street over Naismith Creek in Douglas County, Kansas. It was built in 1971, so it is 54 years old, older than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 5,940 vehicles a day, roughly 1% of them trucks, projected to reach 8,000 by 2044. The structure is 66 ft (20.1 m) long and 46 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries27th Street
CrossesNaismith Creek
Location.44 MI E US 59
RouteCity Street 3206
StateKansas
Coordinates38.93442, -95.25226
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
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 typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length66 ft (20.1 m)
Longest span25 ft (7.6 m)
Deck width46 ft (14 m)
Roadway width36 ft (11 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic5,940 (1996)
Projected traffic8,000 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 27th Street over Naismith Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is 27th Street over Naismith Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in November 2024.

How much traffic does 27th Street over Naismith Creek carry?

About 5,940 vehicles per day (1996 count), of which roughly 1% are trucks.

How long is 27th Street over Naismith Creek?

The structure is 66 ft (20.1 m) long with a longest span of 25 ft (7.6 m) and a deck 46 ft wide.

Who owns 27th Street over Naismith Creek?

It is owned by the City or Municipal Highway Agency.