US Bridges

US64 over SR1605

Good

Alexander County, North Carolina · 0.43 Mi. E. Jct. NC16 · Structure no. 000000000030307

Built
1994
31 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
139 ft
3 main spans
Daily traffic
8,800
2022 count
Owner
State
State Highway Agency

About this bridge

US64 over SR1605 is a prestressed concrete stringer/multi-beam or girder carrying US64 over SR1605 in Alexander County, North Carolina. It was built in 1994, so it is 31 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 8,800 vehicles a day, roughly 8% of them trucks, projected to reach 17,600 by 2040. The structure is 139 ft (42.3 m) long and 47 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS64
CrossesSR1605
Location0.43 Mi. E. Jct. NC16
RouteU.S. Route 64
Coordinates35.90702, -81.17004
Functional classRural Minor Arterial

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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.9 US tons
Inventory rating37.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length139 ft (42.3 m)
Longest span72 ft (21.9 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,800 (2022)
Projected traffic17,600 by 2040
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 US64 over SR1605 built?

It was built in 1994, making it 31 years old in 2025.

What condition is US64 over SR1605 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 October 2024.

How much traffic does US64 over SR1605 carry?

About 8,800 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is US64 over SR1605?

The structure is 139 ft (42.3 m) long with a longest span of 72 ft (21.9 m) and a deck 47 ft wide.

Who owns US64 over SR1605?

It is owned by the State Highway Agency.