US Bridges

SR1104 over Green River

Fair

Henderson County, North Carolina · 100 FT.MI.S.JCT.SR1106 · Structure no. 000000000890067

Built
1939
86 years old, rebuilt 2023
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
32 ft
1 main span
Daily traffic
300
2021 count
Owner
State
State Highway Agency

About this bridge

SR1104 over Green River is a steel stringer/multi-beam or girder carrying SR1104 over Green River in Henderson County, North Carolina. It was built in 1939 and reconstructed in 2023, so it is 86 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.

It carries about 300 vehicles a day, roughly 6% of them trucks, projected to reach 600 by 2040. The structure is 32 ft (9.7 m) long and 19 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

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CarriesSR1104
CrossesGreen River
Location100 FT.MI.S.JCT.SR1106
RouteState Highway 1104
CountyHenderson County
StateNorth Carolina
Coordinates35.19094, -82.49606
Functional classRural 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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72 US tons
Inventory rating43 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length32 ft (9.7 m)
Longest span30 ft (9.1 m)
Deck width19 ft (5.7 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2021)
Projected traffic600 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 SR1104 over Green River built?

It was built in 1939, making it 86 years old in 2025. It was reconstructed in 2023.

What condition is SR1104 over Green 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 June 2023.

How much traffic does SR1104 over Green River carry?

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

How long is SR1104 over Green River?

The structure is 32 ft (9.7 m) long with a longest span of 30 ft (9.1 m) and a deck 19 ft wide.

Who owns SR1104 over Green River?

It is owned by the State Highway Agency.