US Bridges

US15/501 over US64

Fair

Chatham County, North Carolina · 0.5 Mi. S. Jct. SR1599 · Structure no. 000000000370484

Built
1999
26 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
261 ft
4 main spans
Daily traffic
14,500
2021 count
Owner
State
State Highway Agency

About this bridge

US15/501 over US64 is a prestressed concrete continuous stringer/multi-beam or girder carrying US15/501 over US64 in Chatham County, North Carolina. It was built in 1999, so it is 26 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 fair condition with a lowest component rating of 5 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 14,500 vehicles a day, roughly 8% of them trucks, projected to reach 29,000 by 2040. The structure is 261 ft (79.5 m) long and 91 ft wide.

CarriesUS15/501
CrossesUS64
Location0.5 Mi. S. Jct. SR1599
RouteU.S. Route 15
Coordinates35.74842, -79.1672
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88 US tons
Inventory rating51.9 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length261 ft (79.5 m)
Longest span86 ft (26.2 m)
Deck width91 ft (27.7 m)
Roadway width88 ft (26.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,500 (2021)
Projected traffic29,000 by 2040
Trucks8%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US15/501 over US64 built?

It was built in 1999, making it 26 years old in 2025.

What condition is US15/501 over US64 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 June 2023.

How much traffic does US15/501 over US64 carry?

About 14,500 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is US15/501 over US64?

The structure is 261 ft (79.5 m) long with a longest span of 86 ft (26.2 m) and a deck 91 ft wide.

Who owns US15/501 over US64?

It is owned by the State Highway Agency.