US Bridges

310th Ave over Big Creek

Good

Trego County, Kansas · 3.5N 6.0E Trego Center · Structure no. 000980557004466

Built
2021
4 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
89 ft
2 main spans
Daily traffic
30
2020 count
Owner
County
County Highway Agency

About this bridge

310th Ave over Big Creek is a steel continuous stringer/multi-beam or girder carrying 310th Ave over Big Creek in Trego County, Kansas. It was built in 2021, so it is 4 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 30 vehicles a day, roughly 10% of them trucks, projected to reach 30 by 2043. The structure is 89 ft (27.2 m) long and 29 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
Carries310th Ave
CrossesBig Creek
Location3.5N 6.0E Trego Center
RouteCounty Highway 442
CountyTrego County
StateKansas
Coordinates38.93465, -99.78007
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.5 US tons
Inventory rating44.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length89 ft (27.2 m)
Longest span44 ft (13.4 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic30 (2020)
Projected traffic30 by 2043
Trucks10%
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

OwnerCounty Highway Agency
Maintained byCounty 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 310th Ave over Big Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is 310th Ave 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 June 2023.

How much traffic does 310th Ave over Big Creek carry?

About 30 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is 310th Ave over Big Creek?

The structure is 89 ft (27.2 m) long with a longest span of 44 ft (13.4 m) and a deck 29 ft wide.

Who owns 310th Ave over Big Creek?

It is owned by the County Highway Agency.