US Bridges

US77 HWY over Timber Creek

Good

Cowley County, Kansas · 0.74 MI N US 160 · Structure no. 999907700181071

Built
2016
9 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
324 ft
3 main spans
Daily traffic
5,633
2023 count
Owner
State
State Highway Agency

About this bridge

US77 HWY over Timber Creek is a steel continuous stringer/multi-beam or girder carrying US77 HWY over Timber Creek in Cowley County, Kansas. It was built in 2016, so it is 9 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 5,633 vehicles a day, roughly 8% of them trucks, projected to reach 6,873 by 2044. The structure is 324 ft (98.8 m) long and 46 ft wide.

CarriesUS77 HWY
CrossesTimber Creek
Location0.74 MI N US 160
RouteU.S. Route 77
StateKansas
Coordinates37.25, -97
Functional classRural Principal Arterial - Other

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating50.4 US tons

Structure

MaterialSteel Continuous
DeckNot applicable
Main spans3
Design loadHL 93
Structure length324 ft (98.8 m)
Longest span132 ft (40.2 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,633 (2023)
Projected traffic6,873 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 US77 HWY over Timber Creek built?

It was built in 2016, making it 9 years old in 2025.

What condition is US77 HWY over Timber 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 September 2023.

How much traffic does US77 HWY over Timber Creek carry?

About 5,633 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is US77 HWY over Timber Creek?

The structure is 324 ft (98.8 m) long with a longest span of 132 ft (40.2 m) and a deck 46 ft wide.

Who owns US77 HWY over Timber Creek?

It is owned by the State Highway Agency.