US Bridges

SR1150 over Little Silver Creek

Fair

Burke County, North Carolina · .1 MI.S.JCT.SR1177 · Structure no. 000000000230348

Built
1998
27 years old
Condition
Fair
inspected September 2023
Type
Culvert
Concrete Continuous
Length
35 ft
3 main spans
Daily traffic
3,000
2022 count
Owner
State
State Highway Agency

About this bridge

SR1150 over Little Silver Creek is a concrete continuous culvert carrying SR1150 over Little Silver Creek in Burke County, North Carolina. It was built in 1998, so it is 27 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 3,000 vehicles a day, roughly 7% of them trucks, projected to reach 6,000 by 2040. The structure is 35 ft (10.6 m) long. If it were closed, the detour would be 2.5 mi (4 km).

CarriesSR1150
CrossesLittle Silver Creek
Location.1 MI.S.JCT.SR1177
RouteState Highway 1150
Coordinates35.71925, -81.75607
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.9 US tons
Inventory rating50.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length35 ft (10.6 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 traffic3,000 (2022)
Projected traffic6,000 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 SR1150 over Little Silver Creek built?

It was built in 1998, making it 27 years old in 2025.

What condition is SR1150 over Little Silver Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does SR1150 over Little Silver Creek carry?

About 3,000 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is SR1150 over Little Silver Creek?

The structure is 35 ft (10.6 m) long with a longest span of 11 ft (3.3 m).

Who owns SR1150 over Little Silver Creek?

It is owned by the State Highway Agency.