US Bridges

SW 29th over Shunganunga Creek

Fair

Shawnee County, Kansas · 506M W. of 29th & Fairlaw · Structure no. 427950895450K2A

Built
1975
50 years old
Condition
Fair
inspected October 2023
Type
Slab
Concrete Continuous
Length
133 ft
3 main spans
Daily traffic
13,315
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

SW 29th over Shunganunga Creek is a concrete continuous slab carrying SW 29th over Shunganunga Creek in Shawnee County, Kansas. It was built in 1975, so it is 50 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 13,315 vehicles a day, roughly 2% of them trucks, projected to reach 30,798 by 2043. The structure is 133 ft (40.4 m) long and 59 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSW 29th
CrossesShunganunga Creek
Location506M W. of 29th & Fairlaw
RouteCity Street 5450
CountyShawnee County
StateKansas
Coordinates39.01441, -95.74887
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
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 rating78.2 US tons
Inventory rating46.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length133 ft (40.4 m)
Longest span52 ft (15.8 m)
Deck width59 ft (18.1 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic13,315 (2017)
Projected traffic30,798 by 2043
Trucks2%
Lanes on structure4
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost$1,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SW 29th over Shunganunga Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is SW 29th over Shunganunga 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 October 2023.

How much traffic does SW 29th over Shunganunga Creek carry?

About 13,315 vehicles per day (2017 count), of which roughly 2% are trucks.

How long is SW 29th over Shunganunga Creek?

The structure is 133 ft (40.4 m) long with a longest span of 52 ft (15.8 m) and a deck 59 ft wide.

Who owns SW 29th over Shunganunga Creek?

It is owned by the City or Municipal Highway Agency.