US Bridges

SR1231 over Indian Grave Creek

Good

Davidson County, North Carolina · 0.4 Mi. W. Jct. SR1425 · Structure no. 000000000570079

Built
2015
10 years old
Condition
Good
inspected March 2021
Type
Culvert
Concrete Continuous
Length
36 ft
3 main spans
Daily traffic
540
2017 count
Owner
State
State Highway Agency

About this bridge

SR1231 over Indian Grave Creek is a concrete continuous culvert carrying SR1231 over Indian Grave Creek in Davidson County, North Carolina. It was built in 2015, so it is 10 years old, younger 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 540 vehicles a day, roughly 6% of them trucks, projected to reach 1,080 by 2040. The structure is 36 ft (10.9 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR1231
CrossesIndian Grave Creek
Location0.4 Mi. W. Jct. SR1425
RouteState Highway 1231
Coordinates35.84913, -80.30718
Functional classUrban 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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2021
Inspection intervalevery 48 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 rating58 US tons
Inventory rating44 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHL 93
Structure length36 ft (10.9 m)
Longest span11 ft (3.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic540 (2017)
Projected traffic1,080 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 SR1231 over Indian Grave Creek built?

It was built in 2015, making it 10 years old in 2025.

What condition is SR1231 over Indian Grave 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 March 2021.

How much traffic does SR1231 over Indian Grave Creek carry?

About 540 vehicles per day (2017 count), of which roughly 6% are trucks.

How long is SR1231 over Indian Grave Creek?

The structure is 36 ft (10.9 m) long with a longest span of 11 ft (3.3 m).

Who owns SR1231 over Indian Grave Creek?

It is owned by the State Highway Agency.