US Bridges

SR1524 over Mill Timber Creek

Fair

Avery County, North Carolina · 100 FT.N.JCT.US221 NC94 · Structure no. 000000000110176

Built
1960
65 years old
Condition
Fair
inspected June 2023
Type
Culvert
Concrete Continuous
Length
32 ft
3 main spans
Daily traffic
100
2016 count
Owner
State
State Highway Agency

About this bridge

SR1524 over Mill Timber Creek is a concrete continuous culvert carrying SR1524 over Mill Timber Creek in Avery County, North Carolina. It was built in 1960, so it is 65 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 100 vehicles a day, roughly 6% of them trucks, projected to reach 200 by 2040. The structure is 32 ft (9.7 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR1524
CrossesMill Timber Creek
Location100 FT.N.JCT.US221 NC94
RouteState Highway 1524
Coordinates36.02128, -81.92016
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 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
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating46 US tons
Inventory rating35.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length32 ft (9.7 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2016)
Projected traffic200 by 2040
Trucks6%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1524 over Mill Timber Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is SR1524 over Mill Timber 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 June 2023.

How much traffic does SR1524 over Mill Timber Creek carry?

About 100 vehicles per day (2016 count), of which roughly 6% are trucks.

How long is SR1524 over Mill Timber Creek?

The structure is 32 ft (9.7 m) long with a longest span of 9 ft (2.7 m).

Who owns SR1524 over Mill Timber Creek?

It is owned by the State Highway Agency.