US Bridges

US-31W over Dry Branch

Good

Hardin County, Kentucky · NB Exit Ramp @chaffee Ave · Structure no. 047B00114N

Built
1973
52 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
28 ft
3 main spans
Daily traffic
19,027
2022 count
Owner
State
State Highway Agency

About this bridge

US-31W over Dry Branch is a concrete culvert carrying US-31W over Dry Branch in Hardin County, Kentucky. It was built in 1973, so it is 52 years old, older 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 19,027 vehicles a day, roughly 5% of them trucks, projected to reach 19,027 by 2042. The structure is 28 ft (8.5 m) long. If it were closed, the detour would be 11.2 mi (18 km).

CarriesUS-31W
CrossesDry Branch
LocationNB Exit Ramp @chaffee Ave
RouteU.S. Route 31
Coordinates37.8925, -85.97417
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length28 ft (8.5 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,027 (2022)
Projected traffic19,027 by 2042
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkSTRAHNET connector

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US-31W over Dry Branch built?

It was built in 1973, making it 52 years old in 2025.

What condition is US-31W over Dry Branch 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 2024.

How much traffic does US-31W over Dry Branch carry?

About 19,027 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is US-31W over Dry Branch?

The structure is 28 ft (8.5 m) long with a longest span of 8 ft (2.4 m).

Who owns US-31W over Dry Branch?

It is owned by the State Highway Agency.