US Bridges

SR1608 over NC540TOLL

Good

Wake County, North Carolina · 0.55 Mi. E. JCT SR1600 · Structure no. 000000001831295

Built
2012
13 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
219 ft
2 main spans
Daily traffic
2,300
2009 count
Owner
State
State Highway Agency

About this bridge

SR1608 over NC540TOLL is a prestressed concrete continuous stringer/multi-beam or girder carrying SR1608 over NC540TOLL in Wake County, North Carolina. It was built in 2012, so it is 13 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 2,300 vehicles a day, roughly 7% of them trucks, projected to reach 4,600 by 2040. The structure is 219 ft (66.7 m) long and 38 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR1608
CrossesNC540TOLL
Location0.55 Mi. E. JCT SR1600
RouteState Highway 1608
Coordinates35.76691, -78.88681
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating99 US tons
Inventory rating56 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length219 ft (66.7 m)
Longest span106 ft (32.3 m)
Deck width38 ft (11.5 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,300 (2009)
Projected traffic4,600 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1608 over NC540TOLL built?

It was built in 2012, making it 13 years old in 2025.

What condition is SR1608 over NC540TOLL 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 October 2024.

How much traffic does SR1608 over NC540TOLL carry?

About 2,300 vehicles per day (2009 count), of which roughly 7% are trucks.

How long is SR1608 over NC540TOLL?

The structure is 219 ft (66.7 m) long with a longest span of 106 ft (32.3 m) and a deck 38 ft wide.

Who owns SR1608 over NC540TOLL?

It is owned by the State Highway Agency.