US Bridges

71st. Street over Brush Creek

Fair

Johnson County, Kansas · East Side of Tomahawk Rd. · Structure no. 523350460000007

Built
1987
38 years old
Condition
Fair
inspected January 2025
Type
Slab
Concrete Continuous
Length
80 ft
3 main spans
Daily traffic
6,090
2008 count
Owner
City
City or Municipal Highway Agency

About this bridge

71st. Street over Brush Creek is a concrete continuous slab carrying 71st. Street over Brush Creek in Johnson County, Kansas. It was built in 1987, so it is 38 years old, younger 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 6,090 vehicles a day, roughly 1% of them trucks, projected to reach 7,500 by 2044. The structure is 80 ft (24.4 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
Carries71st. Street
CrossesBrush Creek
LocationEast Side of Tomahawk Rd.
RouteCity Street 0
CountyJohnson County
StateKansas
Coordinates39.00048, -94.63383
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating43.4 US tons
Inventory rating25.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span30 ft (9.1 m)
Deck width43 ft (13.1 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic6,090 (2008)
Projected traffic7,500 by 2044
Trucks1%
Lanes on structure3
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$6,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 71st. Street over Brush Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is 71st. Street over Brush Creek 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 January 2025.

How much traffic does 71st. Street over Brush Creek carry?

About 6,090 vehicles per day (2008 count), of which roughly 1% are trucks.

How long is 71st. Street over Brush Creek?

The structure is 80 ft (24.4 m) long with a longest span of 30 ft (9.1 m) and a deck 43 ft wide.

Who owns 71st. Street over Brush Creek?

It is owned by the City or Municipal Highway Agency.