US Bridges

S.H. 11 over Lost Creek

Good

Kay County, Oklahoma · 1.7 MI E JCT US 177 · Structure no. 178300000000000

Built
1970
55 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
52 ft
3 main spans
Daily traffic
2,600
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 11 over Lost Creek is a concrete culvert carrying S.H. 11 over Lost Creek in Kay County, Oklahoma. It was built in 1970, so it is 55 years old, older than the Oklahoma average of 47.8 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 2,600 vehicles a day, roughly 16% of them trucks, projected to reach 4,160 by 2042. The structure is 52 ft (15.7 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesS.H. 11
CrossesLost Creek
Location1.7 MI E JCT US 177
RouteState Highway 11
CountyKay County
StateOklahoma
Coordinates36.81153, -97.24779
Functional classRural 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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.1 US tons
Inventory rating47.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length52 ft (15.7 m)
Longest span17 ft (5.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,600 (2022)
Projected traffic4,160 by 2042
Trucks16%
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

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$744,000
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 11 over Lost Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is S.H. 11 over Lost 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 October 2023.

How much traffic does S.H. 11 over Lost Creek carry?

About 2,600 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is S.H. 11 over Lost Creek?

The structure is 52 ft (15.7 m) long with a longest span of 17 ft (5.2 m).

Who owns S.H. 11 over Lost Creek?

It is owned by the State Highway Agency.