US Bridges

U.S. 177 over Legion Creek

Good

Kay County, Oklahoma · .2 MI N JCT SH 11 · Structure no. 137150000000000

Built
1957
68 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
3,200
2022 count
Owner
State
State Highway Agency

About this bridge

U.S. 177 over Legion Creek is a concrete culvert carrying U.S. 177 over Legion Creek in Kay County, Oklahoma. It was built in 1957, so it is 68 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 3,200 vehicles a day, roughly 15% of them trucks, projected to reach 5,120 by 2042. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 11.8 mi (19 km).

CarriesU.S. 177
CrossesLegion Creek
Location.2 MI N JCT SH 11
RouteU.S. Route 177
Coordinates36.81401, -97.28283
Functional classUrban Other Principal 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 protection7 GoodSome minor problems.
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 rating76.8 US tons
Inventory rating46.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,200 (2022)
Projected traffic5,120 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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$644,000
NavigationNo navigation control on waterway

Frequently asked questions

When was U.S. 177 over Legion Creek built?

It was built in 1957, making it 68 years old in 2025.

What condition is U.S. 177 over Legion 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 U.S. 177 over Legion Creek carry?

About 3,200 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is U.S. 177 over Legion Creek?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns U.S. 177 over Legion Creek?

It is owned by the State Highway Agency.