US Bridges

US29&70/I85 Bus.Lp over Hanks Branch

Fair

Davidson County, North Carolina · 0.4 Mi. S. Jct. NC109 · Structure no. 000000000570159

Built
1950
75 years old
Condition
Fair
inspected March 2023
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
19,000
2021 count
Owner
State
State Highway Agency

About this bridge

US29&70/I85 Bus.Lp over Hanks Branch is a concrete continuous culvert carrying US29&70/I85 Bus.Lp over Hanks Branch in Davidson County, North Carolina. It was built in 1950, so it is 75 years old, older than the North Carolina average of 38.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 19,000 vehicles a day, roughly 12% of them trucks, projected to reach 38,000 by 2040. The structure is 23 ft (7 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesUS29&70/I85 Bus.Lp
CrossesHanks Branch
Location0.4 Mi. S. Jct. NC109
RouteU.S. Route 29
CountyDavidson County
StateNorth Carolina
Coordinates35.897, -80.10047
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating35.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,000 (2021)
Projected traffic38,000 by 2040
Trucks12%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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 US29&70/I85 Bus.Lp over Hanks Branch built?

It was built in 1950, making it 75 years old in 2025.

What condition is US29&70/I85 Bus.Lp over Hanks Branch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2023.

How much traffic does US29&70/I85 Bus.Lp over Hanks Branch carry?

About 19,000 vehicles per day (2021 count), of which roughly 12% are trucks.

How long is US29&70/I85 Bus.Lp over Hanks Branch?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m).

Who owns US29&70/I85 Bus.Lp over Hanks Branch?

It is owned by the State Highway Agency.