US Bridges

SR1306 over Lambert Fork

Poor

Alexander County, North Carolina · 0.1 Mi. W. Jct. SR1305 · Structure no. 000000000030158

Built
1963
62 years old, rebuilt 1991
Condition
Poor
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
31 ft
2 main spans
Daily traffic
120
2000 count
Owner
State
State Highway Agency

About this bridge

SR1306 over Lambert Fork is a steel continuous stringer/multi-beam or girder carrying SR1306 over Lambert Fork in Alexander County, North Carolina. It was built in 1963 and reconstructed in 1991, so it is 62 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 4 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.

It carries about 120 vehicles a day, roughly 6% of them trucks, projected to reach 240 by 2040. The structure is 31 ft (9.4 m) long and 20 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesSR1306
CrossesLambert Fork
Location0.1 Mi. W. Jct. SR1305
RouteState Highway 1306
Coordinates35.98254, -81.29481
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating35.9 US tons

Structure

MaterialSteel Continuous
DeckWood or timber
Main spans2
Design loadUnknown
Structure length31 ft (9.4 m)
Longest span14 ft (4.2 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120 (2000)
Projected traffic240 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 SR1306 over Lambert Fork built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 1991.

What condition is SR1306 over Lambert Fork 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 October 2024.

How much traffic does SR1306 over Lambert Fork carry?

About 120 vehicles per day (2000 count), of which roughly 6% are trucks.

How long is SR1306 over Lambert Fork?

The structure is 31 ft (9.4 m) long with a longest span of 14 ft (4.2 m) and a deck 20 ft wide.

Who owns SR1306 over Lambert Fork?

It is owned by the State Highway Agency.