US Bridges

SR1839 over Sycamore Creek

Good

Wake County, North Carolina · 1.2 Mi. W. Jct. SR1840 · Structure no. 000000001830429

Built
2009
16 years old
Condition
Good
inspected June 2021
Type
Culvert
Concrete Continuous
Length
45 ft
2 main spans
Daily traffic
8,800
2019 count
Owner
State
State Highway Agency

About this bridge

SR1839 over Sycamore Creek is a concrete continuous culvert carrying SR1839 over Sycamore Creek in Wake County, North Carolina. It was built in 2009, so it is 16 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 8,800 vehicles a day, roughly 7% of them trucks, projected to reach 17,600 by 2040. The structure is 45 ft (13.7 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR1839
CrossesSycamore Creek
Location1.2 Mi. W. Jct. SR1840
RouteState Highway 1839
Coordinates35.92222, -78.75694
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJune 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length45 ft (13.7 m)
Longest span11 ft (3.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,800 (2019)
Projected traffic17,600 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1839 over Sycamore Creek built?

It was built in 2009, making it 16 years old in 2025.

What condition is SR1839 over Sycamore Creek 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 June 2021.

How much traffic does SR1839 over Sycamore Creek carry?

About 8,800 vehicles per day (2019 count), of which roughly 7% are trucks.

How long is SR1839 over Sycamore Creek?

The structure is 45 ft (13.7 m) long with a longest span of 11 ft (3.3 m).

Who owns SR1839 over Sycamore Creek?

It is owned by the State Highway Agency.