US Bridges

I277 & NC16 SB over 10th Street

Fair

Mecklenburg County, North Carolina · 0.35 Mi. N. Jct. NC27 · Structure no. 000000001190316

Built
1970
55 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
160 ft
3 main spans
Daily traffic
44,500
2020 count
Owner
State
State Highway Agency

About this bridge

I277 & NC16 SB over 10th Street is a steel stringer/multi-beam or girder carrying I277 & NC16 SB over 10th Street in Mecklenburg County, North Carolina. It was built in 1970, so it is 55 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 44,500 vehicles a day, roughly 16% of them trucks, projected to reach 89,000 by 2040. The structure is 160 ft (48.7 m) long and 59 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI277 & NC16 SB
Crosses10th Street
Location0.35 Mi. N. Jct. NC27
RouteInterstate 277
Coordinates35.22486, -80.82861
Functional classUrban Principal Arterial - Interstate

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.9 US tons
Inventory rating40.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length160 ft (48.7 m)
Longest span95 ft (28.9 m)
Deck width59 ft (17.9 m)
Roadway width55 ft (16.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic44,500 (2020)
Projected traffic89,000 by 2040
Trucks16%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I277 & NC16 SB over 10th Street built?

It was built in 1970, making it 55 years old in 2025.

What condition is I277 & NC16 SB over 10th Street 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 2024.

How much traffic does I277 & NC16 SB over 10th Street carry?

About 44,500 vehicles per day (2020 count), of which roughly 16% are trucks.

How long is I277 & NC16 SB over 10th Street?

The structure is 160 ft (48.7 m) long with a longest span of 95 ft (28.9 m) and a deck 59 ft wide.

Who owns I277 & NC16 SB over 10th Street?

It is owned by the State Highway Agency.