US Bridges

SR4000 over US52

Poor

Forsyth County, North Carolina · 0.55 Mi. E. Jct. SR1672 · Structure no. 000000000670289

Built
1962
63 years old
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
263 ft
4 main spans
Daily traffic
20,500
2021 count
Owner
State
State Highway Agency

About this bridge

SR4000 over US52 is a prestressed concrete stringer/multi-beam or girder carrying SR4000 over US52 in Forsyth County, North Carolina. It was built in 1962, so it is 63 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 20,500 vehicles a day, roughly 12% of them trucks, projected to reach 41,000 by 2040. The structure is 263 ft (80.1 m) long and 73 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR4000
CrossesUS52
Location0.55 Mi. E. Jct. SR1672
RouteState Highway 4000
Coordinates36.18122, -80.27534
Functional classUrban Other Principal Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
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 rating51.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length263 ft (80.1 m)
Longest span70 ft (21.3 m)
Deck width73 ft (22.3 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,500 (2021)
Projected traffic41,000 by 2040
Trucks12%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed0.6 mi (1 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR4000 over US52 built?

It was built in 1962, making it 63 years old in 2025.

What condition is SR4000 over US52 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does SR4000 over US52 carry?

About 20,500 vehicles per day (2021 count), of which roughly 12% are trucks.

How long is SR4000 over US52?

The structure is 263 ft (80.1 m) long with a longest span of 70 ft (21.3 m) and a deck 73 ft wide.

Who owns SR4000 over US52?

It is owned by the State Highway Agency.