US Bridges

S-58/BUTTERNUT RD over Trib Rumphs Hill Crk

Good

Dorchester County, South Carolina · 4.5 MI W of Summerville · Structure no. 000000000009159

Built
1997
28 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete Continuous
Length
79 ft
3 main spans
Daily traffic
3,500
2023 count
Owner
State
State Highway Agency

About this bridge

S-58/BUTTERNUT RD over Trib Rumphs Hill Crk is a concrete continuous slab carrying S-58/BUTTERNUT RD over Trib Rumphs Hill Crk in Dorchester County, South Carolina. It was built in 1997, so it is 28 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 3,500 vehicles a day, roughly 3% of them trucks, projected to reach 3,535 by 2043. The structure is 79 ft (24.1 m) long and 37 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesS-58/BUTTERNUT RD
CrossesTrib Rumphs Hill Crk
Location4.5 MI W of Summerville
RouteState Highway 58
Coordinates33.02314, -80.25236
Functional classUrban 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 protection8 Very GoodNo problems noted.
Last inspectionMay 2023
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.3 US tons
Inventory rating54.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length79 ft (24.1 m)
Longest span33 ft (10.1 m)
Deck width37 ft (11.2 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,500 (2023)
Projected traffic3,535 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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-58/BUTTERNUT RD over Trib Rumphs Hill Crk built?

It was built in 1997, making it 28 years old in 2025.

What condition is S-58/BUTTERNUT RD over Trib Rumphs Hill Crk 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 May 2023.

How much traffic does S-58/BUTTERNUT RD over Trib Rumphs Hill Crk carry?

About 3,500 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is S-58/BUTTERNUT RD over Trib Rumphs Hill Crk?

The structure is 79 ft (24.1 m) long with a longest span of 33 ft (10.1 m) and a deck 37 ft wide.

Who owns S-58/BUTTERNUT RD over Trib Rumphs Hill Crk?

It is owned by the State Highway Agency.