US Bridges

I73 US220N over Deep River

Fair

Randolph County, North Carolina · 1.5 Mi. N. Jct. SR1950 · Structure no. 000000001510235

Built
1972
53 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
715 ft
3 main spans
Daily traffic
11,250
2020 count
Owner
State
State Highway Agency

About this bridge

I73 US220N over Deep River is a steel continuous stringer/multi-beam or girder carrying I73 US220N over Deep River in Randolph County, North Carolina. It was built in 1972, so it is 53 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 11,250 vehicles a day, roughly 23% of them trucks, projected to reach 22,500 by 2040. The structure is 715 ft (217.9 m) long and 42 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesI73 US220N
CrossesDeep River
Location1.5 Mi. N. Jct. SR1950
RouteInterstate 73
Coordinates35.84324, -79.82276
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.9 US tons
Inventory rating48 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+3 approach)
Design loadHS 20 + Mod
Structure length715 ft (217.9 m)
Longest span180 ft (54.8 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,250 (2020)
Projected traffic22,500 by 2040
Trucks23%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I73 US220N over Deep River built?

It was built in 1972, making it 53 years old in 2025.

What condition is I73 US220N over Deep River 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 2024.

How much traffic does I73 US220N over Deep River carry?

About 11,250 vehicles per day (2020 count), of which roughly 23% are trucks.

How long is I73 US220N over Deep River?

The structure is 715 ft (217.9 m) long with a longest span of 180 ft (54.8 m) and a deck 42 ft wide.

Who owns I73 US220N over Deep River?

It is owned by the State Highway Agency.