US Bridges

SR1312 over Big Creek

Good

Madison County, North Carolina · .1 MI.N.JCT.NC212 · Structure no. 000000001150518

Built
1970
55 years old
Condition
Good
inspected February 2024
Type
Culvert
Concrete Continuous
Length
33 ft
3 main spans
Daily traffic
200
1998 count
Owner
State
State Highway Agency

About this bridge

SR1312 over Big Creek is a concrete continuous culvert carrying SR1312 over Big Creek in Madison County, North Carolina. It was built in 1970, so it is 55 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 good condition with a lowest component rating of 7 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 33 ft (10 m) long. If it were closed, the detour would be 98.8 mi (159 km).

CarriesSR1312
CrossesBig Creek
Location.1 MI.N.JCT.NC212
RouteState Highway 1312
Coordinates36.00671, -82.64187
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating35.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length33 ft (10 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (1998)
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1312 over Big Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is SR1312 over Big Creek 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 February 2024.

How much traffic does SR1312 over Big Creek carry?

About 200 vehicles per day (1998 count), of which roughly 6% are trucks.

How long is SR1312 over Big Creek?

The structure is 33 ft (10 m) long with a longest span of 10 ft (3 m).

Who owns SR1312 over Big Creek?

It is owned by the State Highway Agency.