US Bridges

US 701 over Yauhannah Lake

Good

Georgetown County, South Carolina · 2 MI NE Yauhannah · Structure no. 000000000010326

Built
2018
7 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
1,485 ft
11 main spans
Daily traffic
5,500
2023 count
Owner
State
State Highway Agency

About this bridge

US 701 over Yauhannah Lake is a prestressed concrete continuous stringer/multi-beam or girder carrying US 701 over Yauhannah Lake in Georgetown County, South Carolina. It was built in 2018, so it is 7 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 5,500 vehicles a day, roughly 17% of them trucks, projected to reach 20 by 2043. The structure is 1,485 ft (452.6 m) long and 47 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesUS 701
CrossesYauhannah Lake
Location2 MI NE Yauhannah
RouteU.S. Route 701
Coordinates33.6545, -79.16292
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.9 US tons
Inventory rating33.2 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans11
Design loadHL 93
Structure length1,485 ft (452.6 m)
Longest span135 ft (41.1 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,500 (2023)
Projected traffic20 by 2043
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 US 701 over Yauhannah Lake built?

It was built in 2018, making it 7 years old in 2025.

What condition is US 701 over Yauhannah Lake 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 April 2024.

How much traffic does US 701 over Yauhannah Lake carry?

About 5,500 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is US 701 over Yauhannah Lake?

The structure is 1,485 ft (452.6 m) long with a longest span of 135 ft (41.1 m) and a deck 47 ft wide.

Who owns US 701 over Yauhannah Lake?

It is owned by the State Highway Agency.