US Bridges

SR1100 over Falling Water Branch

Good

Yancey County, North Carolina · 1.9 MI.S.JCT.NC197 · Structure no. 000000001990054

Built
2015
10 years old
Condition
Good
inspected April 2024
Type
Slab
Prestressed Concrete
Length
27 ft
1 main span
Daily traffic
200
2019 count
Owner
State
State Highway Agency

About this bridge

SR1100 over Falling Water Branch is a prestressed concrete slab carrying SR1100 over Falling Water Branch in Yancey County, North Carolina. It was built in 2015, so it is 10 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 200 vehicles a day, roughly 6% of them trucks, projected to reach 400 by 2040. The structure is 27 ft (8.2 m) long and 24 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesSR1100
CrossesFalling Water Branch
Location1.9 MI.S.JCT.NC197
RouteState Highway 1100
Coordinates35.80468, -82.31409
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable 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 rating53.9 US tons
Inventory rating42 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length27 ft (8.2 m)
Longest span24 ft (7.3 m)
Deck width24 ft (7.3 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2019)
Projected traffic400 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 SR1100 over Falling Water Branch built?

It was built in 2015, making it 10 years old in 2025.

What condition is SR1100 over Falling Water Branch 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 April 2024.

How much traffic does SR1100 over Falling Water Branch carry?

About 200 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is SR1100 over Falling Water Branch?

The structure is 27 ft (8.2 m) long with a longest span of 24 ft (7.3 m) and a deck 24 ft wide.

Who owns SR1100 over Falling Water Branch?

It is owned by the State Highway Agency.