US Bridges

SR1831 over Upper Barton Creek

FairPosted for load

Wake County, North Carolina · 0.8MI.N.JCT.SR1834 · Structure no. 000000001830438

Built
1975
50 years old
Condition
Fair
inspected April 2023
Type
Channel Beam
Prestressed Concrete
Length
90 ft
3 main spans
Daily traffic
2,700
2015 count
Owner
State
State Highway Agency

About this bridge

SR1831 over Upper Barton Creek is a prestressed concrete channel beam carrying SR1831 over Upper Barton Creek in Wake 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. Its operating status is: posted for load restriction.

It carries about 2,700 vehicles a day, roughly 7% of them trucks, projected to reach 5,400 by 2040. The structure is 90 ft (27.4 m) long and 30 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

No coordinates are recorded for this structure.

CarriesSR1831
CrossesUpper Barton Creek
Location0.8MI.N.JCT.SR1834
RouteState Highway 1831
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating25.9 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 10
Structure length90 ft (27.4 m)
Longest span29 ft (8.8 m)
Deck width30 ft (9.2 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,700 (2015)
Projected traffic5,400 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1831 over Upper Barton Creek built?

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

What condition is SR1831 over Upper Barton 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 April 2023.

How much traffic does SR1831 over Upper Barton Creek carry?

About 2,700 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is SR1831 over Upper Barton Creek?

The structure is 90 ft (27.4 m) long with a longest span of 29 ft (8.8 m) and a deck 30 ft wide.

Who owns SR1831 over Upper Barton Creek?

It is owned by the State Highway Agency.