US Bridges

NC885S over SR1999

Good

Durham County, North Carolina · 0.42 Mi. S. Jct. SR1978 · Structure no. 000000000630587

Built
2011
14 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
146 ft
1 main span
Daily traffic
8,250
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

NC885S over SR1999 is a prestressed concrete stringer/multi-beam or girder carrying NC885S over SR1999 in Durham County, North Carolina. It was built in 2011, so it is 14 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 8,250 vehicles a day, roughly 12% of them trucks, projected to reach 16,500 by 2040. The structure is 146 ft (44.5 m) long and 64 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesNC885S
CrossesSR1999
Location0.42 Mi. S. Jct. SR1978
RouteState Highway 885
Coordinates35.87061, -78.86574
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84 US tons
Inventory rating54.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length146 ft (44.5 m)
Longest span140 ft (42.6 m)
Deck width64 ft (19.4 m)
Roadway width59 ft (18.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,250 (2022)
Projected traffic16,500 by 2040
Trucks12%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
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 NC885S over SR1999 built?

It was built in 2011, making it 14 years old in 2025.

What condition is NC885S over SR1999 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 July 2024.

How much traffic does NC885S over SR1999 carry?

About 8,250 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is NC885S over SR1999?

The structure is 146 ft (44.5 m) long with a longest span of 140 ft (42.6 m) and a deck 64 ft wide.

Who owns NC885S over SR1999?

It is owned by the State Toll Authority.