US Bridges

SR1786 over Henry Fork River

FairPosted for load

Burke County, North Carolina · .02 MI.N.JCT.SR1805 · Structure no. 000000000230031

Built
1962
63 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
250 ft
5 main spans
Daily traffic
1,900
2021 count
Owner
State
State Highway Agency

About this bridge

SR1786 over Henry Fork River is a steel stringer/multi-beam or girder carrying SR1786 over Henry Fork River in Burke County, North Carolina. It was built in 1962, so it is 63 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 1,900 vehicles a day, roughly 6% of them trucks, projected to reach 3,800 by 2040. The structure is 250 ft (76.2 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesSR1786
CrossesHenry Fork River
Location.02 MI.N.JCT.SR1805
RouteState Highway 1786
CountyBurke County
StateNorth Carolina
Coordinates35.67934, -81.49494
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43 US tons
Inventory rating25.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length250 ft (76.2 m)
Longest span48 ft (14.6 m)
Deck width28 ft (8.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,900 (2021)
Projected traffic3,800 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1786 over Henry Fork River built?

It was built in 1962, making it 63 years old in 2025.

What condition is SR1786 over Henry Fork River 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 September 2023.

How much traffic does SR1786 over Henry Fork River carry?

About 1,900 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is SR1786 over Henry Fork River?

The structure is 250 ft (76.2 m) long with a longest span of 48 ft (14.6 m) and a deck 28 ft wide.

Who owns SR1786 over Henry Fork River?

It is owned by the State Highway Agency.