US Bridges

Blanton Road over Knob Creek

Good

Larue County, Kentucky · 0.2 MI E of JCT US 31E · Structure no. 062C00033N

Built
2019
6 years old
Condition
Good
inspected June 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
64 ft
1 main span
Daily traffic
99
2011 count
Owner
County
County Highway Agency

About this bridge

Blanton Road over Knob Creek is a prestressed concrete box beam or girders - multiple carrying Blanton Road over Knob Creek in Larue County, Kentucky. It was built in 2019, so it is 6 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 99 vehicles a day, projected to reach 99 by 2031. The structure is 64 ft (19.5 m) long and 24 ft wide.

Location

Open in Google Maps
CarriesBlanton Road
CrossesKnob Creek
Location0.2 MI E of JCT US 31E
RouteCounty Highway 1007
CountyLarue County
StateKentucky
Coordinates37.63639, -85.59917
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 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating91.1 US tons
Inventory rating70 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadGreater than HL 93
Structure length64 ft (19.5 m)
Longest span58 ft (17.8 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic99 (2011)
Projected traffic99 by 2031
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 Blanton Road over Knob Creek built?

It was built in 2019, making it 6 years old in 2025.

What condition is Blanton Road over Knob 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 2021.

How much traffic does Blanton Road over Knob Creek carry?

About 99 vehicles per day (2011 count).

How long is Blanton Road over Knob Creek?

The structure is 64 ft (19.5 m) long with a longest span of 58 ft (17.8 m) and a deck 24 ft wide.

Who owns Blanton Road over Knob Creek?

It is owned by the County Highway Agency.