US Bridges

S-16-697 over Newman & Sparrow Swamp

Good

Darlington County, South Carolina · 3MI SE Lamar · Structure no. 000000000004740

Built
2011
14 years old
Condition
Good
inspected February 2025
Type
Slab
Prestressed Concrete
Length
100 ft
2 main spans
Daily traffic
175
2023 count
Owner
State
State Highway Agency

About this bridge

S-16-697 over Newman & Sparrow Swamp is a prestressed concrete slab carrying S-16-697 over Newman & Sparrow Swamp in Darlington County, South Carolina. It was built in 2011, so it is 14 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 175 vehicles a day, roughly 5% of them trucks, projected to reach 224 by 2025. The structure is 100 ft (30.5 m) long and 36 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesS-16-697
CrossesNewman & Sparrow Swamp
Location3MI SE Lamar
RouteState Highway 697
Coordinates34.1675, -80.01056
Functional classRural Local

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 protection8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating44 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHL 93
Structure length100 ft (30.5 m)
Longest span60 ft (18.3 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic175 (2023)
Projected traffic224 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 S-16-697 over Newman & Sparrow Swamp built?

It was built in 2011, making it 14 years old in 2025.

What condition is S-16-697 over Newman & Sparrow Swamp 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 February 2025.

How much traffic does S-16-697 over Newman & Sparrow Swamp carry?

About 175 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-16-697 over Newman & Sparrow Swamp?

The structure is 100 ft (30.5 m) long with a longest span of 60 ft (18.3 m) and a deck 36 ft wide.

Who owns S-16-697 over Newman & Sparrow Swamp?

It is owned by the State Highway Agency.