US Bridges

SR1511 over Killian Creek

Fair

Lincoln County, North Carolina · 0.3 Mi. W. Jct. SR1545 · Structure no. 000000001090248

Built
1988
37 years old
Condition
Fair
inspected April 2024
Type
Slab
Prestressed Concrete
Length
150 ft
3 main spans
Daily traffic
5,900
2022 count
Owner
State
State Highway Agency

About this bridge

SR1511 over Killian Creek is a prestressed concrete slab carrying SR1511 over Killian Creek in Lincoln County, North Carolina. It was built in 1988, so it is 37 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 5,900 vehicles a day, roughly 6% of them trucks, projected to reach 11,800 by 2040. The structure is 150 ft (45.7 m) long and 33 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesSR1511
CrossesKillian Creek
Location0.3 Mi. W. Jct. SR1545
RouteState Highway 1511
Coordinates35.41637, -81.02821
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating42 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20 + Mod
Structure length150 ft (45.7 m)
Longest span49 ft (14.9 m)
Deck width33 ft (10 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,900 (2022)
Projected traffic11,800 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1511 over Killian Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is SR1511 over Killian 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 April 2024.

How much traffic does SR1511 over Killian Creek carry?

About 5,900 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is SR1511 over Killian Creek?

The structure is 150 ft (45.7 m) long with a longest span of 49 ft (14.9 m) and a deck 33 ft wide.

Who owns SR1511 over Killian Creek?

It is owned by the State Highway Agency.