US Bridges

US52 over Grindstone Branch

Fair

Anson County, North Carolina · 1.0 Mi. S. Jct. SR1645 · Structure no. 000000000070043

Built
1953
72 years old
Condition
Fair
inspected October 2024
Type
Culvert
Concrete Continuous
Length
25 ft
3 main spans
Daily traffic
4,100
2021 count
Owner
State
State Highway Agency

About this bridge

US52 over Grindstone Branch is a concrete continuous culvert carrying US52 over Grindstone Branch in Anson County, North Carolina. It was built in 1953, so it is 72 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 4,100 vehicles a day, roughly 14% of them trucks, projected to reach 8,200 by 2040. The structure is 25 ft (7.6 m) long.

CarriesUS52
CrossesGrindstone Branch
Location1.0 Mi. S. Jct. SR1645
RouteU.S. Route 52
Coordinates35.00794, -80.0884
Functional classRural Principal Arterial - Other

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.9 US tons
Inventory rating40.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 15
Structure length25 ft (7.6 m)
Longest span7 ft (2.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,100 (2021)
Projected traffic8,200 by 2040
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 US52 over Grindstone Branch built?

It was built in 1953, making it 72 years old in 2025.

What condition is US52 over Grindstone 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 October 2024.

How much traffic does US52 over Grindstone Branch carry?

About 4,100 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is US52 over Grindstone Branch?

The structure is 25 ft (7.6 m) long with a longest span of 7 ft (2.1 m).

Who owns US52 over Grindstone Branch?

It is owned by the State Highway Agency.