US Bridges

US64W over Sweetwater Creek

Good

Martin County, North Carolina · 0.7 Mi. W. of Jct. SR1500 · Structure no. 000000001170239

Built
1992
33 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
182 ft
3 main spans
Daily traffic
4,200
2022 count
Owner
State
State Highway Agency

About this bridge

US64W over Sweetwater Creek is a prestressed concrete stringer/multi-beam or girder carrying US64W over Sweetwater Creek in Martin County, North Carolina. It was built in 1992, so it is 33 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 4,200 vehicles a day, roughly 14% of them trucks, projected to reach 8,400 by 2040. The structure is 182 ft (55.4 m) long and 41 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS64W
CrossesSweetwater Creek
Location0.7 Mi. W. of Jct. SR1500
RouteU.S. Route 64
Coordinates35.83803, -77.04448
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.9 US tons
Inventory rating44 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length182 ft (55.4 m)
Longest span58 ft (17.6 m)
Deck width41 ft (12.5 m)
Roadway width38 ft (11.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,200 (2022)
Projected traffic8,400 by 2040
Trucks14%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US64W over Sweetwater Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is US64W over Sweetwater Creek 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 September 2024.

How much traffic does US64W over Sweetwater Creek carry?

About 4,200 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is US64W over Sweetwater Creek?

The structure is 182 ft (55.4 m) long with a longest span of 58 ft (17.6 m) and a deck 41 ft wide.

Who owns US64W over Sweetwater Creek?

It is owned by the State Highway Agency.