US Bridges

SR1592 over Lamb Creek

PoorPosted for load

Transylvania County, North Carolina · .2 MI.E.JCT.US64 276 · Structure no. 000000001750207

Built
1971
54 years old
Condition
Poor
inspected August 2024
Type
Channel Beam
Prestressed Concrete
Length
92 ft
3 main spans
Daily traffic
1,800
2022 count
Owner
State
State Highway Agency

About this bridge

SR1592 over Lamb Creek is a prestressed concrete channel beam carrying SR1592 over Lamb Creek in Transylvania County, North Carolina. It was built in 1971, so it is 54 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 1,800 vehicles a day, roughly 7% of them trucks, projected to reach 3,600 by 2040. The structure is 92 ft (28 m) long and 25 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesSR1592
CrossesLamb Creek
Location.2 MI.E.JCT.US64 276
RouteState Highway 1592
Coordinates35.25638, -82.71329
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
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 rating39.9 US tons
Inventory rating20 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadUnknown
Structure length92 ft (28 m)
Longest span29 ft (8.8 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,800 (2022)
Projected traffic3,600 by 2040
Trucks7%
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 SR1592 over Lamb Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is SR1592 over Lamb 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 August 2024.

How much traffic does SR1592 over Lamb Creek carry?

About 1,800 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is SR1592 over Lamb Creek?

The structure is 92 ft (28 m) long with a longest span of 29 ft (8.8 m) and a deck 25 ft wide.

Who owns SR1592 over Lamb Creek?

It is owned by the State Highway Agency.