US Bridges

Sc 417 over US 276 NB & C. P. RR

Poor

Greenville County, South Carolina · Mauldin · Structure no. 000000000000417

Built
1930
95 years old, rebuilt 1959
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
326 ft
2 main spans
Daily traffic
14,900
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 417 over US 276 NB & C. P. RR is a steel stringer/multi-beam or girder carrying Sc 417 over US 276 NB & C. P. RR in Greenville County, South Carolina. It was built in 1930 and reconstructed in 1959, so it is 95 years old, older than the South Carolina average of 48 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 14,900 vehicles a day, roughly 3% of them trucks, projected to reach 18,923 by 2043. The structure is 326 ft (99.4 m) long and 33 ft wide.

CarriesSc 417
CrossesUS 276 NB & C. P. RR
LocationMauldin
RouteState Highway 417
Coordinates34.77361, -82.30287
Functional classUrban Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating26.1 US tons
Inventory rating15.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2 (+6 approach)
Design loadHS 20
Structure length326 ft (99.4 m)
Longest span75 ft (22.9 m)
Deck width33 ft (10.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,900 (2023)
Projected traffic18,923 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed—
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.1 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Sc 417 over US 276 NB & C. P. RR built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1959.

What condition is Sc 417 over US 276 NB & C. P. RR in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does Sc 417 over US 276 NB & C. P. RR carry?

About 14,900 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Sc 417 over US 276 NB & C. P. RR?

The structure is 326 ft (99.4 m) long with a longest span of 75 ft (22.9 m) and a deck 33 ft wide.

Who owns Sc 417 over US 276 NB & C. P. RR?

It is owned by the State Highway Agency.