STONE TRANSPORT LIMITED PARTNERSHIP
DBA STONE TRANSPORT · Saginaw, MI · MC 170956
From CarrierTrail’s copy of the FMCSA census, published Sep 30, 2026. Record present in this snapshot. Official record: SAFER · Motus
1 to review · 2 notes
- 1 fatal crash in the 24-month window
- Address shared with 6 other census records
- Safety rating is more than 5 years old
Observations from public fields, not findings about the company. Check the official record and the context before deciding.
Company identity and reported operations
| USDOT number | 300960 |
|---|---|
| Legal name | STONE TRANSPORT LIMITED PARTNERSHIP |
| Doing business as / DBA | STONE TRANSPORT |
| MC docket identifiers | MC 170956 |
| Reported physical address | 3495 HACK ROAD, SAGINAW, MI, 48601, US |
| Reported business phone | (989) 754-4788 |
| Reported power units | 247 |
| Reported drivers | 225 |
| Reported MCS-150 date | Oct 24, 2025 |
| Company officers (as filed) | Scott Wiegers, Dean Darby |
| Carrier operation | Interstate |
| Census status code | A |
| Safety rating | Satisfactory |
| Safety rating date | Mar 29, 2007 |
Public inspection, violation and crash summary
FMCSA public SMS input records from 2024-08-28 through 2026-08-27.
| Inspections | 438 |
|---|---|
| Driver out-of-service rate | 1.1% (5 of 438) |
| Vehicle out-of-service rate | 34.5% (113 of 328) |
| Violations | 419 across 219 inspections |
| Out-of-service violations | 151 |
| Crashes | 30 |
| Fatal / injury / tow-away crashes | 1 / 10 / 28 |
| Fatalities / injuries reported | 1 / 13 |
Most frequent published violation codes
39375A3TAOLTires - All others leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS6139347EBrake Out of Adjustment - Roto Clamp (Short & Long) DD-3 or Bolt32393134BCRHLCRoll-on/Roll-off/Hook Lift Containers - Improper securement of a roll-on/roll-off and hook lift container1539353BBAir Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear123963A1BOSBrake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination12
Crash involvement does not establish fault. Inspection summaries, safety ratings and restricted BASIC measures are different concepts.
Compare the reported Saginaw record
STONE TRANSPORT LIMITED PARTNERSHIP reports 247 power units. The Saginaw, Michigan directory contains 1,174 census records, of which 1,038 report at least one power unit.
Reported cargo and business classification
STONE TRANSPORT LIMITED PARTNERSHIP reports AUTHORIZED FOR HIRE in the census and lists 16 cargo categories.
- General freight
- Metal sheets, coils and rolls
- Motor vehicles
- Logs, poles, beams and lumber
- Building materials
- Machinery and large objects
- Fresh produce
- Liquids and gases
- Oilfield equipment
- Coal and coke
- Garbage and refuse
- Chemicals
- Dry bulk commodities
- Paper products
- Construction
- Other: STEEL AGGREGATE
Fleet size in local context
| Power units | Records | Share of all city records |
|---|---|---|
| 0 | 136 | 11.6% |
| 1 | 547 | 46.6% |
| 2–5 | 349 | 29.7% |
| 6–20 | 104 | 8.9% |
| 21–100 | 34 | 2.9% |
| Over 100: this carrier’s band | 4 | 0.3% |
| Unknown / other | 0 | 0.0% |
Record dates and observed changes
- Added to the census (not company founding date)
- Sep 02, 1987
- Carrier-reported MCS-150 filing date
- Oct 24, 2025
- Census source publication
- Sep 30, 2026 10:52 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
Authority filings
| Docket | Reported authority type | Reported status | BIPD required | BIPD on file |
|---|---|---|---|---|
| MC170956 | Motor Carrier of Property (Except Household Goods) | Active | $750,000 | $1,000,000 |
Insurance filings
| Docket | Insurer | Coverage | Effective date | Form | Policy |
|---|---|---|---|---|---|
| MC170956 | ZURICH AMERICAN INSURANCE COMPANY | $1,000,000 | Jan 01, 2018 | BMC-91X | TRK 0081079 |
Sources and check dates
Checked Oct 01, 2026 16:21 UTC.
- Authority filings source · Published Oct 01, 2026 10:54 UTC.
- Insurance filings source · Published Oct 01, 2026 10:53 UTC.
Missing matches do not establish missing authority or insurance. Filing records are shown as published; check current status before booking.
Operating authority timeline
Status changes and notices recorded against STONE TRANSPORT LIMITED PARTNERSHIP’s operating authority dockets, newest first, from the FMCSA authority history and notices datasets.
- GrantedMC170956 · Motor Carrier of Property (Except Household Goods)
A notice or status line describes the docket, not the reason behind it. Check Motus for the current status before booking.
Shared contact details
How many other records in the current FMCSA census report the same phone number or the same physical address as USDOT 300960. 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 lumberDry bulk commoditiesFresh produce
Compare declared categories across states.
Check the official record
Monitor this carrier after your review
Use a private workspace to save USDOT 300960, review contact connections and filing observations, and document your team’s decisions. This public page does not include customer notes or approval decisions.