US Bridges

7th Armored Div RD over Mill Creek

Good

Hardin County, Kentucky · 1 KM E. of S. Boundary RD · Structure no. DAPTRAKNO0BDG07

Built
1994
31 years old
Condition
Good
inspected November 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
76 ft
2 main spans
Daily traffic
80
2023 count
Owner
Federal
Army

About this bridge

7th Armored Div RD over Mill Creek is a prestressed concrete box beam or girders - multiple carrying 7th Armored Div RD over Mill Creek in Hardin County, Kentucky. It was built in 1994, so it is 31 years old, younger than the Kentucky average of 46.6 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 80 vehicles a day, roughly 25% of them trucks, projected to reach 150 by 2045. The structure is 76 ft (23.2 m) long and 20 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries7th Armored Div RD
CrossesMill Creek
Location1 KM E. of S. Boundary RD
Coordinates37.82778, -85.89417
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating99.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length76 ft (23.2 m)
Longest span38 ft (11.6 m)
Deck width20 ft (6.1 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2023)
Projected traffic150 by 2045
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerArmy
Maintained byArmy
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$2,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 7th Armored Div RD over Mill Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is 7th Armored Div RD 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 November 2023.

How much traffic does 7th Armored Div RD over Mill Creek carry?

About 80 vehicles per day (2023 count), of which roughly 25% are trucks.

How long is 7th Armored Div RD over Mill Creek?

The structure is 76 ft (23.2 m) long with a longest span of 38 ft (11.6 m) and a deck 20 ft wide.

Who owns 7th Armored Div RD over Mill Creek?

It is owned by the Army.