US Bridges

SR1485 over Muddy Creek

Good

Davidson County, North Carolina · 0.3 Mi. W. JCT.SR1495 · Structure no. 000000000570042

Built
2018
7 years old
Condition
Good
inspected June 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
153 ft
2 main spans
Daily traffic
2,700
2021 count
Owner
State
State Highway Agency

About this bridge

SR1485 over Muddy Creek is a prestressed concrete box beam or girders - multiple carrying SR1485 over Muddy Creek in Davidson County, North Carolina. It was built in 2018, so it is 7 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 2,700 vehicles a day, roughly 7% of them trucks, projected to reach 5,400 by 2040. The structure is 153 ft (46.6 m) long and 39 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSR1485
CrossesMuddy Creek
Location0.3 Mi. W. JCT.SR1495
RouteState Highway 1485
Coordinates35.94031, -80.35792
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 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 adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating45 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHL 93
Structure length153 ft (46.6 m)
Longest span88 ft (26.8 m)
Deck width39 ft (11.8 m)
Roadway width36 ft (10.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,700 (2021)
Projected traffic5,400 by 2040
Trucks7%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1485 over Muddy Creek built?

It was built in 2018, making it 7 years old in 2025.

What condition is SR1485 over Muddy 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 June 2024.

How much traffic does SR1485 over Muddy Creek carry?

About 2,700 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is SR1485 over Muddy Creek?

The structure is 153 ft (46.6 m) long with a longest span of 88 ft (26.8 m) and a deck 39 ft wide.

Who owns SR1485 over Muddy Creek?

It is owned by the State Highway Agency.