US Bridges

SE 21st over Deer Cr. Trib.

Fair

Shawnee County, Kansas · 456.29M E. of 21st & Gold · Structure no. 42795089540I14C

Built
1950
75 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete
Length
27 ft
1 main span
Daily traffic
3,350
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

SE 21st over Deer Cr. Trib. is a concrete culvert carrying SE 21st over Deer Cr. Trib. in Shawnee County, Kansas. It was built in 1950, so it is 75 years old, older than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 3,350 vehicles a day, roughly 1% of them trucks, projected to reach 1,605 by 2043. The structure is 27 ft (8.1 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesSE 21st
CrossesDeer Cr. Trib.
Location456.29M E. of 21st & Gold
RouteCity Street 5400
CountyShawnee County
StateKansas
Coordinates39.02975, -95.6393
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
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
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating36 US tons
Inventory rating21.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length27 ft (8.1 m)
Longest span27 ft (8.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck25 ft (7.6 m)

Traffic and service

Average daily traffic3,350 (2017)
Projected traffic1,605 by 2043
Trucks1%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SE 21st over Deer Cr. Trib. built?

It was built in 1950, making it 75 years old in 2025.

What condition is SE 21st over Deer Cr. Trib. in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2023.

How much traffic does SE 21st over Deer Cr. Trib. carry?

About 3,350 vehicles per day (2017 count), of which roughly 1% are trucks.

How long is SE 21st over Deer Cr. Trib.?

The structure is 27 ft (8.1 m) long with a longest span of 27 ft (8.1 m).

Who owns SE 21st over Deer Cr. Trib.?

It is owned by the City or Municipal Highway Agency.