US Bridges

12th Street over Sand Creek

Good

Harvey County, Kansas · 12th St. & Plum · Structure no. 420500404108034

Built
1983
42 years old
Condition
Good
inspected December 2023
Type
Slab
Concrete Continuous
Length
219 ft
5 main spans
Daily traffic
7,470
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

12th Street over Sand Creek is a concrete continuous slab carrying 12th Street over Sand Creek in Harvey County, Kansas. It was built in 1983, so it is 42 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 7,470 vehicles a day, roughly 8% of them trucks, projected to reach 7,800 by 2043. The structure is 219 ft (66.8 m) long and 56 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Carries12th Street
CrossesSand Creek
Location12th St. & Plum
RouteCity Street C4108
StateKansas
Coordinates38.05704, -97.34713
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.2 US tons
Inventory rating46.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length219 ft (66.8 m)
Longest span48 ft (14.5 m)
Deck width56 ft (17.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic7,470 (2019)
Projected traffic7,800 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 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 12th Street over Sand Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is 12th Street over Sand 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 December 2023.

How much traffic does 12th Street over Sand Creek carry?

About 7,470 vehicles per day (2019 count), of which roughly 8% are trucks.

How long is 12th Street over Sand Creek?

The structure is 219 ft (66.8 m) long with a longest span of 48 ft (14.5 m) and a deck 56 ft wide.

Who owns 12th Street over Sand Creek?

It is owned by the City or Municipal Highway Agency.