US Bridges

SR1643 over I-795

Good

Wilson County, North Carolina · 0.52 Mi. W. Jct. SR1644 · Structure no. 000000001950280

Built
2003
22 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
223 ft
2 main spans
Daily traffic
700
2022 count
Owner
State
State Highway Agency

About this bridge

SR1643 over I-795 is a prestressed concrete continuous stringer/multi-beam or girder carrying SR1643 over I-795 in Wilson County, North Carolina. It was built in 2003, so it is 22 years old, younger than the North Carolina average of 38.7 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 700 vehicles a day, roughly 6% of them trucks, projected to reach 1,400 by 2040. The structure is 223 ft (67.9 m) long and 50 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR1643
CrossesI-795
Location0.52 Mi. W. Jct. SR1644
RouteState Highway 1643
Coordinates35.62038, -77.97747
Functional classRural Local

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 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating58 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20 + Mod
Structure length223 ft (67.9 m)
Longest span115 ft (35 m)
Deck width50 ft (15.3 m)
Roadway width47 ft (14.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic700 (2022)
Projected traffic1,400 by 2040
Trucks6%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.9 mi (3 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 SR1643 over I-795 built?

It was built in 2003, making it 22 years old in 2025.

What condition is SR1643 over I-795 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 2024.

How much traffic does SR1643 over I-795 carry?

About 700 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is SR1643 over I-795?

The structure is 223 ft (67.9 m) long with a longest span of 115 ft (35 m) and a deck 50 ft wide.

Who owns SR1643 over I-795?

It is owned by the State Highway Agency.