US Bridges

SR1540 over French Broad River

Good

Transylvania County, North Carolina · .2 MI.S.JCT.SR1504 · Structure no. 000000001750036

Built
1985
40 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
181 ft
3 main spans
Daily traffic
4,000
2022 count
Owner
State
State Highway Agency

About this bridge

SR1540 over French Broad River is a prestressed concrete stringer/multi-beam or girder carrying SR1540 over French Broad River in Transylvania County, North Carolina. It was built in 1985, so it is 40 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 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 4,000 vehicles a day, roughly 7% of them trucks, projected to reach 8,000 by 2040. The structure is 181 ft (55.1 m) long and 37 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesSR1540
CrossesFrench Broad River
Location.2 MI.S.JCT.SR1504
RouteState Highway 1540
Coordinates35.25093, -82.69934
Functional classUrban Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 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 rating99 US tons
Inventory rating43 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length181 ft (55.1 m)
Longest span59 ft (17.9 m)
Deck width37 ft (11.2 m)
Roadway width34 ft (10.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,000 (2022)
Projected traffic8,000 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 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 SR1540 over French Broad River built?

It was built in 1985, making it 40 years old in 2025.

What condition is SR1540 over French Broad River 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 August 2024.

How much traffic does SR1540 over French Broad River carry?

About 4,000 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is SR1540 over French Broad River?

The structure is 181 ft (55.1 m) long with a longest span of 59 ft (17.9 m) and a deck 37 ft wide.

Who owns SR1540 over French Broad River?

It is owned by the State Highway Agency.