US Bridges

SR1178 over Lower Creek

Good

Caldwell County, North Carolina · .1 MI.S.JCT.NC18 · Structure no. 000000000270005

Built
1995
30 years old
Condition
Good
inspected March 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
78 ft
1 main span
Daily traffic
3,800
2019 count
Owner
State
State Highway Agency

About this bridge

SR1178 over Lower Creek is a steel stringer/multi-beam or girder carrying SR1178 over Lower Creek in Caldwell County, North Carolina. It was built in 1995, so it is 30 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 3,800 vehicles a day, roughly 7% of them trucks, projected to reach 7,600 by 2040. The structure is 78 ft (23.7 m) long and 43 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSR1178
CrossesLower Creek
Location.1 MI.S.JCT.NC18
RouteState Highway 1178
Coordinates35.91537, -81.51574
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.9 US tons
Inventory rating38.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length78 ft (23.7 m)
Longest span74 ft (22.5 m)
Deck width43 ft (13.1 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,800 (2019)
Projected traffic7,600 by 2040
Trucks7%
Lanes on structure2
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 SR1178 over Lower Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is SR1178 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 March 2022.

How much traffic does SR1178 over Lower Creek carry?

About 3,800 vehicles per day (2019 count), of which roughly 7% are trucks.

How long is SR1178 over Lower Creek?

The structure is 78 ft (23.7 m) long with a longest span of 74 ft (22.5 m) and a deck 43 ft wide.

Who owns SR1178 over Lower Creek?

It is owned by the State Highway Agency.