US Bridges

SR3814 over Briar Creek

Good

Mecklenburg County, North Carolina · 1.0 Mi. E. Jct. SR3686 · Structure no. 000000001190264

Built
1978
47 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete Continuous
Length
66 ft
4 main spans
Daily traffic
31,000
2018 count
Owner
State
State Highway Agency

About this bridge

SR3814 over Briar Creek is a concrete continuous culvert carrying SR3814 over Briar Creek in Mecklenburg County, North Carolina. It was built in 1978, so it is 47 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 31,000 vehicles a day, roughly 6% of them trucks, projected to reach 62,000 by 2040. The structure is 66 ft (20.1 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSR3814
CrossesBriar Creek
Location1.0 Mi. E. Jct. SR3686
RouteState Highway 3814
Coordinates35.16979, -80.83758
Functional classUrban Minor Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2023
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 rating84 US tons
Inventory rating49.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans4
Design loadHS 20 + Mod
Structure length66 ft (20.1 m)
Longest span12 ft (3.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31,000 (2018)
Projected traffic62,000 by 2040
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 SR3814 over Briar Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is SR3814 over Briar 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 July 2023.

How much traffic does SR3814 over Briar Creek carry?

About 31,000 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is SR3814 over Briar Creek?

The structure is 66 ft (20.1 m) long with a longest span of 12 ft (3.6 m).

Who owns SR3814 over Briar Creek?

It is owned by the State Highway Agency.