US Bridges

SR1004 over I485

Fair

Mecklenburg County, North Carolina · 0.1 Mi. N. Jct. SR3124 · Structure no. 000000001190925

Built
1999
26 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
223 ft
2 main spans
Daily traffic
20,000
2018 count
Owner
State
State Highway Agency

About this bridge

SR1004 over I485 is a steel continuous stringer/multi-beam or girder carrying SR1004 over I485 in Mecklenburg County, North Carolina. It was built in 1999, so it is 26 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 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 20,000 vehicles a day, roughly 6% of them trucks, projected to reach 40,000 by 2040. The structure is 223 ft (67.9 m) long and 84 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR1004
CrossesI485
Location0.1 Mi. N. Jct. SR3124
RouteState Highway 1004
Coordinates35.14677, -80.63064
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93.9 US tons
Inventory rating56 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length223 ft (67.9 m)
Longest span112 ft (34.1 m)
Deck width84 ft (25.5 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,000 (2018)
Projected traffic40,000 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR1004 over I485 built?

It was built in 1999, making it 26 years old in 2025.

What condition is SR1004 over I485 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 February 2023.

How much traffic does SR1004 over I485 carry?

About 20,000 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is SR1004 over I485?

The structure is 223 ft (67.9 m) long with a longest span of 112 ft (34.1 m) and a deck 84 ft wide.

Who owns SR1004 over I485?

It is owned by the State Highway Agency.