US Bridges

US29 S over Mallard Creek

Good

Mecklenburg County, North Carolina · 0.16 Mi. S. Jct. SR2472 · Structure no. 000000001190147

Built
2015
10 years old
Condition
Good
inspected December 2021
Type
Slab
Prestressed Concrete
Length
155 ft
3 main spans
Daily traffic
13,000
2018 count
Owner
State
State Highway Agency

About this bridge

US29 S over Mallard Creek is a prestressed concrete slab carrying US29 S over Mallard Creek in Mecklenburg County, North Carolina. It was built in 2015, so it is 10 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 13,000 vehicles a day, roughly 12% of them trucks, projected to reach 26,000 by 2040. The structure is 155 ft (47.2 m) long and 57 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS29 S
CrossesMallard Creek
Location0.16 Mi. S. Jct. SR2472
RouteU.S. Route 29
Coordinates35.31824, -80.73743
Functional classUrban Other Principal Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72 US tons
Inventory rating56 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length155 ft (47.2 m)
Longest span59 ft (17.9 m)
Deck width57 ft (17.3 m)
Roadway width46 ft (13.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,000 (2018)
Projected traffic26,000 by 2040
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

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 US29 S over Mallard Creek built?

It was built in 2015, making it 10 years old in 2025.

What condition is US29 S over Mallard 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 December 2021.

How much traffic does US29 S over Mallard Creek carry?

About 13,000 vehicles per day (2018 count), of which roughly 12% are trucks.

How long is US29 S over Mallard Creek?

The structure is 155 ft (47.2 m) long with a longest span of 59 ft (17.9 m) and a deck 57 ft wide.

Who owns US29 S over Mallard Creek?

It is owned by the State Highway Agency.