US Bridges

SR1178 over Maple Creek

FairPosted for load

Rutherford County, North Carolina · .1 MI.S.JCT.SR1179 · Structure no. 000000001610271

Built
1969
56 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
96 ft
6 main spans
Daily traffic
550
2016 count
Owner
State
State Highway Agency

About this bridge

SR1178 over Maple Creek is a steel continuous stringer/multi-beam or girder carrying SR1178 over Maple Creek in Rutherford County, North Carolina. It was built in 1969, so it is 56 years old, older 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 550 vehicles a day, roughly 6% of them trucks, projected to reach 1,100 by 2040. The structure is 96 ft (29.2 m) long and 26 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSR1178
CrossesMaple Creek
Location.1 MI.S.JCT.SR1179
RouteState Highway 1178
Coordinates35.385, -82.05769
Functional classRural 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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating32 US tons

Structure

MaterialSteel Continuous
DeckWood or timber
Main spans6
Design loadUnknown
Structure length96 ft (29.2 m)
Longest span18 ft (5.4 m)
Deck width26 ft (7.9 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic550 (2016)
Projected traffic1,100 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 SR1178 over Maple Creek built?

It was built in 1969, making it 56 years old in 2025.

What condition is SR1178 over Maple 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 March 2023.

How much traffic does SR1178 over Maple Creek carry?

About 550 vehicles per day (2016 count), of which roughly 6% are trucks.

How long is SR1178 over Maple Creek?

The structure is 96 ft (29.2 m) long with a longest span of 18 ft (5.4 m) and a deck 26 ft wide.

Who owns SR1178 over Maple Creek?

It is owned by the State Highway Agency.