US Bridges

SR-15 (US-64) over SR-242

Good

Lawrence County, Tennessee · 2.4 Mi.W.Of Lawrenceburg · Structure no. 50SR0150018

Built
2014
11 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
167 ft
3 main spans
Daily traffic
3,286
2021 count
Owner
State
State Highway Agency

About this bridge

SR-15 (US-64) over SR-242 is a prestressed concrete continuous stringer/multi-beam or girder carrying SR-15 (US-64) over SR-242 in Lawrence County, Tennessee. It was built in 2014, so it is 11 years old, younger than the Tennessee average of 47.4 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 3,286 vehicles a day, roughly 9% of them trucks, projected to reach 5,258 by 2042. The structure is 167 ft (50.9 m) long and 44 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesSR-15 (US-64)
CrossesSR-242
Location2.4 Mi.W.Of Lawrenceburg
RouteU.S. Route 64
CountyLawrence County
StateTennessee
Coordinates35.24207, -87.37607
Functional classUrban Other Principal Arterial

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.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.8 US tons
Inventory rating32.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length167 ft (50.9 m)
Longest span93 ft (28.3 m)
Deck width44 ft (13.4 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deck87 ft (26.5 m)

Traffic and service

Average daily traffic3,286 (2021)
Projected traffic5,258 by 2042
Trucks9%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR-15 (US-64) over SR-242 built?

It was built in 2014, making it 11 years old in 2025.

What condition is SR-15 (US-64) over SR-242 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 October 2024.

How much traffic does SR-15 (US-64) over SR-242 carry?

About 3,286 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is SR-15 (US-64) over SR-242?

The structure is 167 ft (50.9 m) long with a longest span of 93 ft (28.3 m) and a deck 44 ft wide.

Who owns SR-15 (US-64) over SR-242?

It is owned by the State Highway Agency.