US Bridges

US21 over SR2004

Fair

Mecklenburg County, North Carolina · 0.52 Mi. N. Jct. SR2695 · Structure no. 000000001190176

Built
1955
70 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
159 ft
3 main spans
Daily traffic
14,000
2018 count
Owner
State
State Highway Agency

About this bridge

US21 over SR2004 is a steel stringer/multi-beam or girder carrying US21 over SR2004 in Mecklenburg County, North Carolina. It was built in 1955, so it is 70 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 14,000 vehicles a day, roughly 6% of them trucks, projected to reach 28,000 by 2040. The structure is 159 ft (48.4 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesUS21
CrossesSR2004
Location0.52 Mi. N. Jct. SR2695
RouteU.S. Route 21
CountyMecklenburg County
StateNorth Carolina
Coordinates35.39832, -80.85125
Functional classUrban Minor Arterial

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating36.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length159 ft (48.4 m)
Longest span56 ft (17 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,000 (2018)
Projected traffic28,000 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.9 mi (3 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US21 over SR2004 built?

It was built in 1955, making it 70 years old in 2025.

What condition is US21 over SR2004 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 May 2023.

How much traffic does US21 over SR2004 carry?

About 14,000 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is US21 over SR2004?

The structure is 159 ft (48.4 m) long with a longest span of 56 ft (17 m) and a deck 33 ft wide.

Who owns US21 over SR2004?

It is owned by the State Highway Agency.