US Bridges

Boston Mills Rd. over Center Creek

FairPosted for load

Cherokee County, Kansas · 3.5S 8.4W of Columbus · Structure no. 000111075706960

Built
1972
53 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
36 ft
1 main span
Daily traffic
30
2007 count
Owner
County
County Highway Agency

About this bridge

Boston Mills Rd. over Center Creek is a steel stringer/multi-beam or girder carrying Boston Mills Rd. over Center Creek in Cherokee County, Kansas. It was built in 1972, so it is 53 years old, older than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 30 vehicles a day, roughly 5% of them trucks, projected to reach 35 by 2043. The structure is 36 ft (11 m) long and 20 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesBoston Mills Rd.
CrossesCenter Creek
Location3.5S 8.4W of Columbus
RouteCounty Highway 0
CountyCherokee County
StateKansas
Coordinates37.12, -94.98667
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating28.4 US tons
Inventory rating16 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length36 ft (11 m)
Longest span32 ft (9.7 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.7 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic30 (2007)
Projected traffic35 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Boston Mills Rd. over Center Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is Boston Mills Rd. over Center Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does Boston Mills Rd. over Center Creek carry?

About 30 vehicles per day (2007 count), of which roughly 5% are trucks.

How long is Boston Mills Rd. over Center Creek?

The structure is 36 ft (11 m) long with a longest span of 32 ft (9.7 m) and a deck 20 ft wide.

Who owns Boston Mills Rd. over Center Creek?

It is owned by the County Highway Agency.