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Freight Carrier · Piedmont, SC

STC INC

Name: STC INC
Address: 7108 AUGUSTA RD, PIEDMONT, SC, 29673, US
Telephone: (864) 451-6719

7108 AUGUSTA RD · Piedmont, SC 29673

Authorized: Property

(864) 451-6719 Tap to call

MC #805922
USDOT #917597 USDOT Active

33
Power Units
53
Drivers
Carrier
Entity Type

About this carrier

STC INC is a Piedmont, SC freight carrier that is authorized for property in the state of South Carolina. This company has 33 truck(s) in their fleet and 53 truck drivers. Their motor carrier number is MC-805922 and their USDOT number is 917597.

Sourced from FMCSA SAFER · last filed 11/13/2025 · last updated Jun 4, 2026.

Carrier Details

Legal Name SPINX TRANSPORTATION CO INC
Operating Status AUTHORIZED FOR Property
MCS-150 Filed 11/13/2025
MCS-150 Mileage 2,853,942 (2024)

Authority & Operations

Operation Classification

Authorized for Hire

Carrier Operation

Interstate

Cargo Authorized

Liquids/Gases

Operating Territory

Map of states where this carrier has roadside inspections

Home base Based in Piedmont, South Carolina. No roadside inspections on record in the past 24 months to map operating states.

Safety Record

8 Severe Violations Updated Jun 8, 2026

Crashes (24 mo)

0
Fatal
1
Injury
0
Tow
1
Total

Behavior Categories (BASICs)

CategoryMeasureViolations Unsafe Driving 2.08 9 Crash Indicator Not Public — Hours of Service 0 0 Vehicle Maintenance 1.43 30 Drugs / Alcohol 0 0 Hazmat Not Public — Driver Fitness 0 0

Inspection Summary

145
Total
102
Clean
43
With violations

24-month window ending May 15, 2026

Violations Cited 36 unique codes

Critical 6

392.82DUMTDriver - Using a hand-held mobile telephone1× SW 10
393.75A3-TAOLTires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS1× OOS×1 SW 8
393.207A-STBWSuspension - Suspension connecting rod or tracking component assembly missing the rubber bushing or the rubber bushing is worn to the extent that the component can be moved by hand along the axis of the component2× OOS×2 SW 7
393.207A-STCBSuspension - Suspension connecting rod or tracking component assembly (including spring leaves used as a suspension connecting rod) or any part used for attaching the same to the vehicle frame or axle is cracked, loose, broken or missing2× OOS×2 SW 7
393.45B2-BHTDAir Brake - Hose/tubing damage into the outer reinforcement ply.1× OOS×1 SW 4
177.817A-HMSPHM (Shipping Papers) - Operate a motor vehicle without a required shipping paper. NOTE: An error in the shipping description or an incomplete shipping description that will not impede emergency response does not constitute an OOS condition.1× OOS×1 SW 3

Hazardous Materials 5

180.415-HMTMCHM (Testing) - Failing to properly mark cargo tank test dates as required1× SW 7
180.415(b)Cargo tank test or inspection markings1× SW 7
172.336C-HMMHM (Markings) - Failing to display ID numbers according to provisions in table of 172.336(c)1× SW 5
172.328(d)Fail to mark manual remote shutoff device with "Emergency Shutoff"1× SW 5
177.817(a)No or improper shipping papers (carrier)1× SW 3

Vehicle Maintenance 21

393.9A-LTSIRLighting - Turn signal -Any inoperative on a unit that is not the rearmost unit1× SW 6
393.9A-LSLILighting - Stop lamps - Any inoperative.1× SW 6
393.9A-LRLILighting - Tail lamp - Any inoperative1× SW 6
393.9A-LHWSLighting - Hazard warning signal(s) inoperative1× SW 6
393.55E-BAir Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1, 19985× SW 4
393.45D-BAir Brake - Audible air leak at a proper connection4× SW 4
393.45B2-B-AIRAir Brake - Hose/tubing damaged or not secured3× SW 4
393.47(e)Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt2× SW 4
393.47A-BCLMADAir Disc Brake - Cracked/loose/missing lining/pad.1× SW 4
396.17C-PIOperating a CMV without documentation of a periodic inspection1× SW 4
393.53B-BAir Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear1× SW 4
393.48A-BLMCBADAir Disc Brake - Loose chamber/caliper mounting bolt(s)1× SW 4
393.55D2-BAir Brake - ABS malfunction lamp defective on truck-tractor manufactured on or after March 1, 2001 for towed vehicle.1× SW 4
393.55C2-BAir Brake - CMV other than truck-tractor manufactured on or after March 1, 1998 not equipped with an antilock brake system. System does not function or indicates a fault.1× SW 4
393.55C1-BAir Brake - Truck-tractor manufactured on or after March 1, 1997, not equipped with an ABS system. System does not function or indicates a fault.1× SW 4
393.70B1II-CDBLCoupling - Bolted upper coupler has any loose bolt1× SW 3
396.5B-LLubrication - Oil or grease leak1× SW 3
393.9Inoperable Required Lamp2× SW 2
393.9A-LILLighting - Identification lamp(s) inoperative1× SW 2
393.9A-LSMLLighting - Side marker lamp(s) inoperative1× SW 2
393.60(d)Windshield / Windows - Tinting permits less than 70% of light transmittance1× SW 1

Unsafe Driving 4

392.2-SLLILCState/Local Laws - Improper lane change1× SW 5
392.2-SLLFCState/Local Laws - Following too closely1× SW 5
392.2-SLLS2State/Local Laws - Speeding 6-10 miles per hour over the speed limit4× SW 4
392.2-SLLLRState/Local Laws - Lane restriction violation3× SW 3

Locations

Physical Address

STC INC
7108 AUGUSTA RD
PIEDMONT, SC 29673

Mailing Address

SPINX TRANSPORTATION CO INC
P O BOX 8624
GREENVILLE, SC 29604

Location on Map

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