US Bridges

S.Mcdowell St. over Convention Center

Good

Wake County, North Carolina · Int. Cabarrus/Mcdowell ST · Structure no. 000000001831496

Built
2006
19 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
89 ft
1 main span
Daily traffic
18,500
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

S.Mcdowell St. over Convention Center is a prestressed concrete stringer/multi-beam or girder carrying S.Mcdowell St. over Convention Center in Wake County, North Carolina. It was built in 2006, so it is 19 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 18,500 vehicles a day, roughly 12% of them trucks, projected to reach 37,000 by 2040. The structure is 89 ft (27.1 m) long and 94 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesS.Mcdowell St.
CrossesConvention Center
LocationInt. Cabarrus/Mcdowell ST
RouteCity Street 0
Coordinates35.77429, -78.64204
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.9 US tons
Inventory rating34 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length89 ft (27.1 m)
Longest span85 ft (25.9 m)
Deck width94 ft (28.8 m)
Roadway width36 ft (10.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,500 (2021)
Projected traffic37,000 by 2040
Trucks12%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesOther
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 S.Mcdowell St. over Convention Center built?

It was built in 2006, making it 19 years old in 2025.

What condition is S.Mcdowell St. over Convention Center 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 February 2024.

How much traffic does S.Mcdowell St. over Convention Center carry?

About 18,500 vehicles per day (2021 count), of which roughly 12% are trucks.

How long is S.Mcdowell St. over Convention Center?

The structure is 89 ft (27.1 m) long with a longest span of 85 ft (25.9 m) and a deck 94 ft wide.

Who owns S.Mcdowell St. over Convention Center?

It is owned by the City or Municipal Highway Agency.