SUPERIOR MACHINE COMPANY OF SC INC
Florence, SC · MC identifier not reported
SUPERIOR MACHINE COMPANY OF SC INC (USDOT 112747) runs a private fleet of 4 power units out of Florence, South Carolina. Roadside inspections recorded 4 different power units by VIN, in line with its reported fleet of 4. Inspectors stopped its vehicles 7 times in two years across 3 states, most often in North Carolina.
From CarrierTrail’s copy of the FMCSA census, published Oct 28, 2026. Record present in this snapshot. Official record: SAFER · Motus
- Safety rating is more than 5 years old
- MCS-150 last updated more than 2 years ago
Company identity and reported operations
| USDOT number | 112747 |
|---|---|
| Legal name | SUPERIOR MACHINE COMPANY OF SC INC |
| Doing business as / DBA | Not reported |
| MC docket identifiers | Not reported |
| Reported physical address | 692 N CASHUA DR, FLORENCE, SC, 29501, US |
| Reported business phone | (843) 468-9200 |
| Reported power units | 4 |
| Reported drivers | 3 |
| Reported MCS-150 date | May 02, 2024 |
| Company officers (as filed) | John Ham, Robert Vassy |
| Carrier operation | Interstate |
| Entity type | Carrier, Shipper |
| Hazmat indicator | No |
| Mailing address | PO BOX 5419, FLORENCE, SC, 29502 |
| Business organization (recorded at review) | Corporation |
| Latest FMCSA review | Compliance review · Nov 01, 2006 |
| Census status code | A |
| Safety rating | Satisfactory |
| Safety rating date | Nov 02, 2006 |
Fleet, equipment and drivers
SUPERIOR MACHINE COMPANY OF SC INC reports this equipment and these drivers on its MCS-150. Owned, term-leased and trip-leased units are counted separately.
No change in power units or drivers since CarrierTrail first recorded this carrier on Sep 12, 2026.
Counts as filed on the carrier’s MCS-150. Miles per power unit divides the reported annual miles by the reported power units.
Public inspection, violation and crash summary
FMCSA public SMS input records from 2024-09-25 through 2026-09-24.
7 roadside inspections between Sep 2024 and Sep 2026, in 3 states. Inspected in 6 of 25 months; busiest Jul 2026 with 2.
| Inspections | 7 |
|---|---|
| Driver out-of-service rate | 14.3% (1 of 7) |
| Vehicle out-of-service rate | 20.0% (1 of 5) |
| Violations | 4 across 2 inspections |
| Out-of-service violations | 2 |
| Crashes | 0 |
| Fatal / injury / tow-away crashes | 0 / 0 / 0 |
| Fatalities / injuries reported | 0 / 0 |
Most frequent published violation codes
39347EBrake Out of Adjustment - Roto Clamp (Short & Long) DD-3 or Bolt139353BBAir Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear13958ANONELDNo record of duty status when one is required (ELD Not Required)13963A1BOSBrake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination1
Crash involvement does not establish fault. Inspection summaries, safety ratings and restricted BASIC measures are different concepts.
Compare the reported Florence record
SUPERIOR MACHINE COMPANY OF SC INC reports 4 power units. The Florence, South Carolina directory contains 1,373 census records, of which 1,154 report at least one power unit.
Reported cargo and business classification
SUPERIOR MACHINE COMPANY OF SC INC reports PRIVATE PROPERTY in the census and lists 6 cargo categories.
- General freight
- Metal sheets, coils and rolls
- Logs, poles, beams and lumber
- Building materials
- Machinery and large objects
- Construction
Fleet size in local context
| Power units | Records | Share of all city records |
|---|---|---|
| 0 | 219 | 16.0% |
| 1 | 817 | 59.5% |
| 2–5: this carrier’s band | 246 | 17.9% |
| 6–20 | 70 | 5.1% |
| 21–100 | 20 | 1.5% |
| Over 100 | 1 | 0.1% |
| Unknown / other | 0 | 0.0% |
Record dates and observed changes
- Added to the census (not company founding date)
- Jun 01, 1974
- Carrier-reported MCS-150 filing date
- May 02, 2024
- Census source publication
- Oct 28, 2026 10:49 UTC
- First observed by CarrierTrail
- Sep 12, 2026 19:56 UTC
Source publication, carrier filing and our observation dates describe different events. An older filing date alone does not establish noncompliance.
Public-field differences from up to ten recent census change events are shown below.
No public-field changes are recorded in our observation window for this carrier. This does not mean the carrier never changed its details; tracking begins at the first observation shown above.
Authority and insurance
No matching authority or insurance filings were found in the latest check.
Shared contact details
How many other records in the current FMCSA census report the same phone number or the same physical address as USDOT 112747. Companies share offices, agents and phone lines for ordinary reasons; a match is context to check, not a finding.
Explore these reported cargo categories
General freightBuilding materialsMachinery and large objectsMetal sheets, coils and rollsLogs, poles, beams and lumber
Compare declared categories across states.
Check the official record
Monitor this carrier after your review
Use a private workspace to save USDOT 112747, review contact connections and filing observations, and document your team’s decisions. This public page does not include customer notes or approval decisions.