US Bridges

S-8-49 over Echaw Creek #2

Good

Berkeley County, South Carolina · 7.9MI SE Jamestown · Structure no. 000000000001924

Built
2004
21 years old
Condition
Good
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
325
2023 count
Owner
State
State Highway Agency

About this bridge

S-8-49 over Echaw Creek #2 is a prestressed concrete box beam or girders - multiple carrying S-8-49 over Echaw Creek #2 in Berkeley County, South Carolina. It was built in 2004, so it is 21 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 325 vehicles a day, roughly 5% of them trucks, projected to reach 416 by 2043. The structure is 40 ft (12.2 m) long and 36 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesS-8-49
CrossesEchaw Creek #2
Location7.9MI SE Jamestown
RouteState Highway 49
Coordinates33.18622, -79.63223
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 protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95 US tons
Inventory rating56.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span40 ft (12.2 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic325 (2023)
Projected traffic416 by 2043
Trucks5%
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was S-8-49 over Echaw Creek #2 built?

It was built in 2004, making it 21 years old in 2025.

What condition is S-8-49 over Echaw Creek #2 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 2024.

How much traffic does S-8-49 over Echaw Creek #2 carry?

About 325 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-8-49 over Echaw Creek #2?

The structure is 40 ft (12.2 m) long with a longest span of 40 ft (12.2 m) and a deck 36 ft wide.

Who owns S-8-49 over Echaw Creek #2?

It is owned by the State Highway Agency.