US Bridges

SR1142 over I485

Good

Mecklenburg County, North Carolina · 0.8 Mi. S. Jct. NC160 · Structure no. 000000001190821

Built
2006
19 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
382 ft
2 main spans
Daily traffic
500
2007 count
Owner
State
State Highway Agency

About this bridge

SR1142 over I485 is a steel continuous stringer/multi-beam or girder carrying SR1142 over I485 in Mecklenburg 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 500 vehicles a day, roughly 7% of them trucks, projected to reach 1,000 by 2040. The structure is 382 ft (116.4 m) long and 45 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR1142
CrossesI485
Location0.8 Mi. S. Jct. NC160
RouteState Highway 1142
Coordinates35.16263, -80.9526
Functional classUrban Local

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.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2024
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 rating99 US tons
Inventory rating60 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20 + Mod
Structure length382 ft (116.4 m)
Longest span131 ft (39.9 m)
Deck width45 ft (13.8 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2007)
Projected traffic1,000 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 SR1142 over I485 built?

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

What condition is SR1142 over I485 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 SR1142 over I485 carry?

About 500 vehicles per day (2007 count), of which roughly 7% are trucks.

How long is SR1142 over I485?

The structure is 382 ft (116.4 m) long with a longest span of 131 ft (39.9 m) and a deck 45 ft wide.

Who owns SR1142 over I485?

It is owned by the State Highway Agency.