US Bridges

Master Street over Laurel Avenue

Good

Whitley County, Kentucky · .05 Mi.W JCT Knox CO LN · Structure no. 118B00116N

Built
1997
28 years old
Condition
Good
inspected March 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
68 ft
1 main span
Daily traffic
10,208
2022 count
Owner
State
State Highway Agency

About this bridge

Master Street over Laurel Avenue is a prestressed concrete stringer/multi-beam or girder carrying Master Street over Laurel Avenue in Whitley County, Kentucky. It was built in 1997, so it is 28 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 10,208 vehicles a day, roughly 7% of them trucks, projected to reach 10,208 by 2042. The structure is 68 ft (20.6 m) long and 79 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMaster Street
CrossesLaurel Avenue
Location.05 Mi.W JCT Knox CO LN
RouteState Highway 312
Coordinates36.95111, -84.09472
Functional classUrban Minor Arterial

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.
Last inspectionMarch 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating71 US tons
Inventory rating42.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length68 ft (20.6 m)
Longest span65 ft (19.8 m)
Deck width79 ft (24.2 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,208 (2022)
Projected traffic10,208 by 2042
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Master Street over Laurel Avenue built?

It was built in 1997, making it 28 years old in 2025.

What condition is Master Street over Laurel Avenue 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 March 2021.

How much traffic does Master Street over Laurel Avenue carry?

About 10,208 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is Master Street over Laurel Avenue?

The structure is 68 ft (20.6 m) long with a longest span of 65 ft (19.8 m) and a deck 79 ft wide.

Who owns Master Street over Laurel Avenue?

It is owned by the State Highway Agency.