US Bridges

SR1670 over Stoney Creek

Good

Nash County, North Carolina · 0.4 MI S. Jct. SR1434 · Structure no. 000000001270001

Built
2012
13 years old
Condition
Good
inspected December 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
150 ft
2 main spans
Daily traffic
2,300
2021 count
Owner
State
State Highway Agency

About this bridge

SR1670 over Stoney Creek is a prestressed concrete box beam or girders - multiple carrying SR1670 over Stoney Creek in Nash County, North Carolina. It was built in 2012, so it is 13 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 2,300 vehicles a day, roughly 6% of them trucks, projected to reach 4,600 by 2040. The structure is 150 ft (45.7 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR1670
CrossesStoney Creek
Location0.4 MI S. Jct. SR1434
RouteState Highway 1670
Coordinates35.98008, -77.94953
Functional classRural Local

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.9 US tons
Inventory rating47 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHL 93
Structure length150 ft (45.7 m)
Longest span82 ft (24.9 m)
Deck width42 ft (12.8 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,300 (2021)
Projected traffic4,600 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1670 over Stoney Creek built?

It was built in 2012, making it 13 years old in 2025.

What condition is SR1670 over Stoney 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 December 2024.

How much traffic does SR1670 over Stoney Creek carry?

About 2,300 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is SR1670 over Stoney Creek?

The structure is 150 ft (45.7 m) long with a longest span of 82 ft (24.9 m) and a deck 42 ft wide.

Who owns SR1670 over Stoney Creek?

It is owned by the State Highway Agency.