US Bridges

I85 over Mallard Creek

Fair

Mecklenburg County, North Carolina · 0.63 Mi. N. Jct. SR2665 · Structure no. 000000001190296

Built
1967
58 years old, rebuilt 2005
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
197 ft
3 main spans
Daily traffic
128,000
2020 count
Owner
State
State Highway Agency

About this bridge

I85 over Mallard Creek is a prestressed concrete stringer/multi-beam or girder carrying I85 over Mallard Creek in Mecklenburg County, North Carolina. It was built in 1967 and reconstructed in 2005, so it is 58 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 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 128,000 vehicles a day, roughly 16% of them trucks, projected to reach 256,000 by 2040. The structure is 197 ft (60 m) long and 174 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI85
CrossesMallard Creek
Location0.63 Mi. N. Jct. SR2665
RouteInterstate 85
Coordinates35.31981, -80.75198
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84 US tons
Inventory rating40.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length197 ft (60 m)
Longest span64 ft (19.5 m)
Deck width174 ft (53 m)
Roadway width168 ft (51.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic128,000 (2020)
Projected traffic256,000 by 2040
Trucks16%
Lanes on structure10
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I85 over Mallard Creek built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 2005.

What condition is I85 over Mallard 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 September 2023.

How much traffic does I85 over Mallard Creek carry?

About 128,000 vehicles per day (2020 count), of which roughly 16% are trucks.

How long is I85 over Mallard Creek?

The structure is 197 ft (60 m) long with a longest span of 64 ft (19.5 m) and a deck 174 ft wide.

Who owns I85 over Mallard Creek?

It is owned by the State Highway Agency.