US Bridges

G-10.5 (81) over Mill Creek

Good

Washington County, Kansas · 0.5N 2.5E of Haddam · Structure no. 001010829003186

Built
2015
10 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
100 ft
1 main span
Daily traffic
20
2014 count
Owner
County
County Highway Agency

About this bridge

G-10.5 (81) over Mill Creek is a steel stringer/multi-beam or girder carrying G-10.5 (81) over Mill Creek in Washington County, Kansas. It was built in 2015, so it is 10 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 20 vehicles a day, projected to reach 25 by 2043. The structure is 100 ft (30.5 m) long and 27 ft wide.

Location

Open in Google Maps
CarriesG-10.5 (81)
CrossesMill Creek
Location0.5N 2.5E of Haddam
RouteCounty Highway 935
CountyWashington County
StateKansas
Coordinates39.8633, -97.25668
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 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 geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.5 US tons
Inventory rating32.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHL 93
Structure length100 ft (30.5 m)
Longest span98 ft (30 m)
Deck width27 ft (8.1 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic20 (2014)
Projected traffic25 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 G-10.5 (81) over Mill Creek built?

It was built in 2015, making it 10 years old in 2025.

What condition is G-10.5 (81) over Mill 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 April 2023.

How much traffic does G-10.5 (81) over Mill Creek carry?

About 20 vehicles per day (2014 count).

How long is G-10.5 (81) over Mill Creek?

The structure is 100 ft (30.5 m) long with a longest span of 98 ft (30 m) and a deck 27 ft wide.

Who owns G-10.5 (81) over Mill Creek?

It is owned by the County Highway Agency.