US Bridges

SR1708 over East Prong Hunting Creek

FairPosted for load

Burke County, North Carolina · .2 MI.E.JCT.NC18 · Structure no. 000000000230211

Built
1976
49 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
76 ft
3 main spans
Daily traffic
4,500
2022 count
Owner
State
State Highway Agency

About this bridge

SR1708 over East Prong Hunting Creek is a steel stringer/multi-beam or girder carrying SR1708 over East Prong Hunting Creek in Burke County, North Carolina. It was built in 1976, so it is 49 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 4,500 vehicles a day, roughly 7% of them trucks, projected to reach 9,000 by 2040. The structure is 76 ft (23.1 m) long and 28 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR1708
CrossesEast Prong Hunting Creek
Location.2 MI.E.JCT.NC18
RouteState Highway 1708
Coordinates35.72822, -81.65978
Functional classUrban Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48 US tons
Inventory rating28 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans3
Design loadUnknown
Structure length76 ft (23.1 m)
Longest span24 ft (7.3 m)
Deck width28 ft (8.6 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,500 (2022)
Projected traffic9,000 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1708 over East Prong Hunting Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is SR1708 over East Prong Hunting Creek 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 December 2023.

How much traffic does SR1708 over East Prong Hunting Creek carry?

About 4,500 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is SR1708 over East Prong Hunting Creek?

The structure is 76 ft (23.1 m) long with a longest span of 24 ft (7.3 m) and a deck 28 ft wide.

Who owns SR1708 over East Prong Hunting Creek?

It is owned by the State Highway Agency.