US Bridges

SR1233 over Lake James Spillway

Good

Burke County, North Carolina · 0.2 MI.S.JCT.SR1223 · Structure no. 000000000230047

Built
1990
35 years old
Condition
Good
inspected September 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
729 ft
10 main spans
Daily traffic
1,700
2019 count
Owner
State
State Highway Agency

About this bridge

SR1233 over Lake James Spillway is a prestressed concrete stringer/multi-beam or girder carrying SR1233 over Lake James Spillway in Burke County, North Carolina. It was built in 1990, so it is 35 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 1,700 vehicles a day, roughly 6% of them trucks, projected to reach 3,400 by 2040. The structure is 729 ft (222.2 m) long and 31 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesSR1233
CrossesLake James Spillway
Location0.2 MI.S.JCT.SR1223
RouteState Highway 1233
CountyBurke County
StateNorth Carolina
Coordinates35.73874, -81.84453
Functional classRural Minor Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating90.9 US tons
Inventory rating45 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans10
Design loadHS 20 + Mod
Structure length729 ft (222.2 m)
Longest span76 ft (23.1 m)
Deck width31 ft (9.3 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,700 (2019)
Projected traffic3,400 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 SR1233 over Lake James Spillway built?

It was built in 1990, making it 35 years old in 2025.

What condition is SR1233 over Lake James Spillway 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 September 2021.

How much traffic does SR1233 over Lake James Spillway carry?

About 1,700 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is SR1233 over Lake James Spillway?

The structure is 729 ft (222.2 m) long with a longest span of 76 ft (23.1 m) and a deck 31 ft wide.

Who owns SR1233 over Lake James Spillway?

It is owned by the State Highway Agency.