US Bridges

K-147 HWY over Big Creek

Good

Trego County, Kansas · 4.91 MI S JCT I-70 · Structure no. 999914700980481

Built
2002
23 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
209 ft
3 main spans
Daily traffic
385
2023 count
Owner
State
State Highway Agency

About this bridge

K-147 HWY over Big Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying K-147 HWY over Big Creek in Trego County, Kansas. It was built in 2002, so it is 23 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 385 vehicles a day, roughly 40% of them trucks, projected to reach 393 by 2044. The structure is 209 ft (63.8 m) long and 30 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesK-147 HWY
CrossesBig Creek
Location4.91 MI S JCT I-70
RouteState Highway 147
CountyTrego County
StateKansas
Coordinates38.91083, -99.74306
Functional classRural Major Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating79 US tons
Inventory rating50 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length209 ft (63.8 m)
Longest span70 ft (21.2 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic385 (2023)
Projected traffic393 by 2044
Trucks40%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 K-147 HWY over Big Creek built?

It was built in 2002, making it 23 years old in 2025.

What condition is K-147 HWY over Big 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 April 2023.

How much traffic does K-147 HWY over Big Creek carry?

About 385 vehicles per day (2023 count), of which roughly 40% are trucks.

How long is K-147 HWY over Big Creek?

The structure is 209 ft (63.8 m) long with a longest span of 70 ft (21.2 m) and a deck 30 ft wide.

Who owns K-147 HWY over Big Creek?

It is owned by the State Highway Agency.