US Bridges

I77 over Stewarts Creek

Fair

Surry County, North Carolina · 1 MI.N.JCT.SR1602 · Structure no. 000000001710212

Built
1975
50 years old
Condition
Fair
inspected November 2023
Type
Culvert
Concrete Continuous
Length
46 ft
3 main spans
Daily traffic
39,000
2022 count
Owner
State
State Highway Agency

About this bridge

I77 over Stewarts Creek is a concrete continuous culvert carrying I77 over Stewarts Creek in Surry County, North Carolina. It was built in 1975, so it is 50 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 5 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 39,000 vehicles a day, roughly 23% of them trucks, projected to reach 78,000 by 2040. The structure is 46 ft (14 m) long. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesI77
CrossesStewarts Creek
Location1 MI.N.JCT.SR1602
RouteInterstate 77
CountySurry County
StateNorth Carolina
Coordinates36.54651, -80.74572
Functional classRural 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
Channel and channel protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating35.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length46 ft (14 m)
Longest span13 ft (3.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39,000 (2022)
Projected traffic78,000 by 2040
Trucks23%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I77 over Stewarts Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is I77 over Stewarts Creek 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 November 2023.

How much traffic does I77 over Stewarts Creek carry?

About 39,000 vehicles per day (2022 count), of which roughly 23% are trucks.

How long is I77 over Stewarts Creek?

The structure is 46 ft (14 m) long with a longest span of 13 ft (3.9 m).

Who owns I77 over Stewarts Creek?

It is owned by the State Highway Agency.