US Bridges

SR1143 over Lower Creek

Good

Caldwell County, North Carolina · .2 MI.E.JCT.NC18 · Structure no. 000000000270077

Built
2017
8 years old
Condition
Good
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
137 ft
2 main spans
Daily traffic
3,100
2021 count
Owner
State
State Highway Agency

About this bridge

SR1143 over Lower Creek is a prestressed concrete box beam or girders - multiple carrying SR1143 over Lower Creek in Caldwell County, North Carolina. It was built in 2017, so it is 8 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 3,100 vehicles a day, roughly 7% of them trucks, projected to reach 6,200 by 2040. The structure is 137 ft (41.7 m) long and 33 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesSR1143
CrossesLower Creek
Location.2 MI.E.JCT.NC18
RouteState Highway 1143
Coordinates35.86527, -81.59554
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
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
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.9 US tons
Inventory rating59 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHL 93
Structure length137 ft (41.7 m)
Longest span84 ft (25.6 m)
Deck width33 ft (10 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,100 (2021)
Projected traffic6,200 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 SR1143 over Lower Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is SR1143 over Lower 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 SR1143 over Lower Creek carry?

About 3,100 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is SR1143 over Lower Creek?

The structure is 137 ft (41.7 m) long with a longest span of 84 ft (25.6 m) and a deck 33 ft wide.

Who owns SR1143 over Lower Creek?

It is owned by the State Highway Agency.