US Bridges

SR1559 over Limekiln Creek

PoorPosted for load

McDowell County, North Carolina · .1 MI.E.JCT.SR1556 · Structure no. 000000001110194

Built
1960
65 years old
Condition
Poor
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
31 ft
2 main spans
Daily traffic
70
2000 count
Owner
State
State Highway Agency

About this bridge

SR1559 over Limekiln Creek is a steel continuous stringer/multi-beam or girder carrying SR1559 over Limekiln Creek in McDowell 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 poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 70 vehicles a day, roughly 6% of them trucks, projected to reach 140 by 2040. The structure is 31 ft (9.4 m) long and 18 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesSR1559
CrossesLimekiln Creek
Location.1 MI.E.JCT.SR1556
RouteState Highway 1559
Coordinates35.79313, -82.01897
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating23.9 US tons
Inventory rating14 US tons

Structure

MaterialSteel Continuous
DeckWood or timber
Main spans2
Design loadUnknown
Structure length31 ft (9.4 m)
Longest span15 ft (4.5 m)
Deck width18 ft (5.5 m)
Roadway width17 ft (5.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2000)
Projected traffic140 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1559 over Limekiln Creek built?

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

What condition is SR1559 over Limekiln Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in January 2025.

How much traffic does SR1559 over Limekiln Creek carry?

About 70 vehicles per day (2000 count), of which roughly 6% are trucks.

How long is SR1559 over Limekiln Creek?

The structure is 31 ft (9.4 m) long with a longest span of 15 ft (4.5 m) and a deck 18 ft wide.

Who owns SR1559 over Limekiln Creek?

It is owned by the State Highway Agency.