US Bridges

US-77 HWY over BNSF Railroad

Good

Cowley County, Kansas · 0.3 E Wjct 77/BYPASS · Structure no. 999907700180961

Built
1998
27 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
189 ft
3 main spans
Daily traffic
6,234
2023 count
Owner
State
State Highway Agency

About this bridge

US-77 HWY over BNSF Railroad is a prestressed concrete continuous stringer/multi-beam or girder carrying US-77 HWY over BNSF Railroad in Cowley County, Kansas. It was built in 1998, so it is 27 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 6,234 vehicles a day, roughly 29% of them trucks, projected to reach 8,563 by 2044. The structure is 189 ft (57.5 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS-77 HWY
CrossesBNSF Railroad
Location0.3 E Wjct 77/BYPASS
RouteU.S. Route 77
StateKansas
Coordinates37.10667, -97.03278
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating91.6 US tons
Inventory rating46.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length189 ft (57.5 m)
Longest span70 ft (21.3 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,234 (2023)
Projected traffic8,563 by 2044
Trucks29%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 km)
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 US-77 HWY over BNSF Railroad built?

It was built in 1998, making it 27 years old in 2025.

What condition is US-77 HWY over BNSF Railroad 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 US-77 HWY over BNSF Railroad carry?

About 6,234 vehicles per day (2023 count), of which roughly 29% are trucks.

How long is US-77 HWY over BNSF Railroad?

The structure is 189 ft (57.5 m) long with a longest span of 70 ft (21.3 m) and a deck 47 ft wide.

Who owns US-77 HWY over BNSF Railroad?

It is owned by the State Highway Agency.