US Bridges

Sc 46/OKATIE HWY over New River

Good

Beaufort County, South Carolina · 10MI W of Bluffton · Structure no. 000000000000482

Built
2006
19 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
480 ft
10 main spans
Daily traffic
20,100
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 46/OKATIE HWY over New River is a prestressed concrete continuous stringer/multi-beam or girder carrying Sc 46/OKATIE HWY over New River in Beaufort County, South Carolina. It was built in 2006, so it is 19 years old, younger than the South Carolina average of 48 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 20,100 vehicles a day, roughly 8% of them trucks, projected to reach 22,512 by 2043. The structure is 480 ft (146.3 m) long and 47 ft wide.

CarriesSc 46/OKATIE HWY
CrossesNew River
Location10MI W of Bluffton
RouteState Highway 46
Coordinates32.23624, -81.01229
Functional classRural Minor Arterial

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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating86.8 US tons
Inventory rating53.9 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans10
Design loadHL 93
Structure length480 ft (146.3 m)
Longest span48 ft (14.6 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,100 (2023)
Projected traffic22,512 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Sc 46/OKATIE HWY over New River built?

It was built in 2006, making it 19 years old in 2025.

What condition is Sc 46/OKATIE HWY over New River 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 August 2024.

How much traffic does Sc 46/OKATIE HWY over New River carry?

About 20,100 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is Sc 46/OKATIE HWY over New River?

The structure is 480 ft (146.3 m) long with a longest span of 48 ft (14.6 m) and a deck 47 ft wide.

Who owns Sc 46/OKATIE HWY over New River?

It is owned by the State Highway Agency.