Carrier profile · USDOT 300960 · MC-170956 · FMCSA profile data as of Oct 27, 2026

Stone Transport Limited Partnership

DBA STONE TRANSPORT

264 power unitsavg 6.4 yrMulti-region · 14 statesSAGINAW, MI74/100

CARRIER ACTIVEMC-170956 ACTIVERATED SATISFACTORY

Observed fleet · trailing 24 mo daily

264Power units

237 observed · MCS-150

259Trailers seen

Decoded · vPIC

6.4Avg age (yr)

1997–2026 · vPIC

Call dispatch(989) 754-4788 Email dispatch[email protected]

Click to see how we scored it

Load decision · FMCSA profile data as of Oct 27, 2026

Review before loading

Operating, but with flags a broker should weigh before tendering freight.

Watch · 2

Vehicle out-of-service rate well above average34.7% of vehicle inspections were placed out of service vs the 22.26% national average.Fatal crash on record15 crash(es) involving a fatality are on this carrier's record.

In good standing · 3

Active operating authorityActive for-hire authority is on file with FMCSA.Insurance on fileBIPD (liability) insurance is on file with FMCSA.Established 39 yearsOperating authority has been on file since 1987.

USDOT registration

yr registered

Active for-hire

Insurance (BIPD)$1M in force

FMCSA L&I

Vehicle OOS · 24-mo34.7%

▲ 22.26% nat'l

Crashes · fatal

32 in 24 mo

Vektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots

Fleet typeIdentity

Small fleet

264 power units. Brokers price each fleet type apart.

Fleet age vs peersTypical

6.4 yr

Model years 1997–2026 · peer benchmark unavailable.

Identity stabilityStable

39 yr unchanged

Same registration since 1987 — no chameleon / reincarnation signal.

Cross-border activity

No border inspections on record

27 other inspections in border states, with no named crossing match.

A named inspection location does not confirm a border transit or operating authority. Counts cover retained inspection records.

Before you tender

What to check before you tender

CheckAsk for the last annual inspection and brake and equipment maintenance records
Vehicle OOS 34.69% on 320 vehicle inspections in 24 months, above the 22.26% CVSA national average.
CheckConfirm ELD provider and check recent HOS violations dates
42 hours-of-service violations on record, most recent Jul 7, 2026.

Safety

431 inspections · 24 mo · vs national benchmarks

FMCSA safety data as of Oct 29, 2026

Out-of-service rate· 24-mo cumulative · vs national

Vehicle OOS 34.7%24-mo cumulative

050%nat'l 22.26%

Driver OOS 1.2%24-mo cumulative

030%nat'l 6.67%

Every inspection in the window pooled — 320 vehicle and 431 driver inspections over 24 months.

Vehicle OOS rate· vehicle OOS · vehicle-level inspections · 6-month trailing

43.1% · latest 6-mo window▼ Falling

Share of vehicle-level roadside inspections in each trailing six-month window that resulted in a vehicle out-of-service order. Trending down 3.6 pts across the window. The national vehicle benchmark uses the same metric and is shown on the chart.

Roadside inspection history· 24 charted calendar months · vehicle / driver level · any-OOS overlay

429 inspections in the charted months · busiest month Nov '25 · 53

Vehicle-levelDriver-levelAny OOS

Monthly FMCSA roadside inspections across the 24 charted calendar months. Bars show level-qualified vehicle and driver populations; one inspection can qualify for both. The line shows inspections with any out-of-service result.

Inspection coverage· expected vs observed · the fraud signal

Inspection coverage

How heavily FMCSA inspects this fleet for its size — it tells you how much to trust the safety signals above. Thin coverage on a young authority is a fraud signal nobody else surfaces.

Well-monitored

Under-inspected

Expected

Well-monitored

Heavily inspected

≈0.8 / unit·yr

thin signalabundant signal

Within the expected band for a 264-unit fleet — FMCSA has inspected this carrier often enough that the out-of-service and violation signals above are statistically trustworthy.

Registered power units: 264
Inspections · 24 mo: 431
Annualized: ≈216 / yr
Coverage: ≈0.8 inspections / unit · yr

Violation themes· decoded · grouped by BASIC

What this carrier actually gets cited for — FMCSA violation codes decoded into plain English, ranked by frequency.

392.2 State/local traffic law violation (speeding, etc.)Unsafe Driving434 · 0 OOS
393.75 Tires (defective / underinflated / worn)Vehicle Maintenance180 · 161 OOS
393.47 Brake actuators / linings / componentsVehicle Maintenance123 · 0 OOS
393.9 Inoperative required lampsVehicle Maintenance97 · 22 OOS
393.45 Brake tubing / hose defectsVehicle Maintenance53 · 13 OOS
396.3 Inspection / repair / maintenance not performedVehicle Maintenance49 · 37 OOS
393.48 Brakes inoperativeVehicle Maintenance41 · 2 OOS
393.53 Automatic brake adjusters / indicatorsVehicle Maintenance35 · 0 OOS
393.55 Antilock brake system (ABS)Vehicle Maintenance34 · 0 OOS
393.11 Required lamps/reflectors missingVehicle Maintenance31 · 1 OOS

Explore full safety record — inspections, BASICs, crashes

Authority & Insurance

Can they legally + adequately haul your load?

FMCSA authority & insurance data as of Oct 27, 2026

Operating authority· 49 CFR · per type

Operating authority

Common: Active
Contract: Active
Broker: None

Insurance & bonds

BIPD / liability$1,000,000 in force

Cargo filing (census)Not recorded per census

Surety bond (census)Not recorded per census

Insurance adequacy· filed BIPD vs the $750K federal floor

$1M in forcegeneral-freight federal minimum

$750K floor

Filed BIPD coverage of $1M meets or exceeds the $750K federal minimum for general freight (49 CFR 387.9). Some commodities (hazmat, larger vehicles) require $1M–$5M — confirm against your load.

Insurance continuity· insurer · policy · lapses

$1M BIPD last filed ’18 · 4 insurers · 1 lapseCoverage lapse

Citizens America’93–’01

Lincoln General’02–’07

Hudson’08–’18

beyond this history

1993200220112020now

Shorter eras are too brief to label at this scale — all 4 insurers are named in the list below.

BIPD in force — $1,000,000 · ZURICH AMERICAN INSURANCE COMPANY · since Jan 2018

All 4 insurer eras · dates, limits, renewals

Insurer	Period	Limit	Renewals
HUDSON INSURANCE COMPANY	Feb 2008 → Jan 2018	$1M	1
LINCOLN GENERAL INSURANCE COMPANY	Oct 2002 → Apr 2007	$1M	6
NATIONAL UNION FIRE INS. CO. OF PITSBGH. PA	Oct 2001 → Oct 2002	$1M	1
CITIZENS INSURANCE CO. OF AMERICA	Oct 1993 → Oct 2001	$1M	3

Explore full authority & insurance record

Equipment

VIN-decoded · NHTSA vPIC

FMCSA equipment data as of Oct 29, 2026

Capacity· power units = haulable capacity; trailers are towed

Registered power units (MCS-150): 264
Observed power (24 mo): 237
Trailers (towed): 259

Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.

Fleet age· model years · decoded VINs

6.4 yr

Average age

2026

Newest model yr

1997

Oldest model yr

63.9%

VINs decoded

Explore full fleet — VIN roster, equipment mix, age distribution

Operations & Lanes

Revealed by inspection density across 14 states · 24 mo

FMCSA operations & lanes data as of Oct 29, 2026

Operating footprint· revealed by roadside-inspection geography

Operating radiusMulti-region

revealed

States observed

US states

Inspections · 24 mo

430

MI busiest

Inspections by state· roadside inspections, last 24 mo

Michigan: 246 inspections
Indiana: 39 inspections
Alabama: 39 inspections
Ohio: 35 inspections
Tennessee: 22 inspections
Kentucky: 20 inspections
Mississippi: 10 inspections
Texas: 8 inspections
Arkansas: 4 inspections
Louisiana: 2 inspections
Illinois: 2 inspections
Pennsylvania: 2 inspections
Missouri: 1 inspections

Home base

SAGINAW, MI

3495 HACK ROAD

Most inspections: MI

246 inspections

MI 246 · IN 39 · AL 39

See the full operating map — state density, top lanes

Network & Fraud

Affiliated entities & reincarnation signals · for review, not a verdict

FMCSA network & fraud data as of Oct 28, 2026

Last 12 months: 6 trucks also ran under 5 other carriers

VINs inspected under this carrier were recently inspected under other USDOTs too — the active double-broker / shared-equipment signal: USDOT 525677 USDOT 4205155 USDOT 669216 USDOT 1049709 USDOT 3219285Some overlap is legitimate (leased or sold equipment); review alongside the other signals.

Show all-time history (61 trucks · 47 carriers)

Across all inspections on record: USDOT 3689362 USDOT 4090714 USDOT 3387091 USDOT 3655681 USDOT 511412 USDOT 669216 USDOT 3780305 USDOT 4264823

Shares a registration email domain with other carriers

@stonetransport.com — 5 carriers: USDOT 676384 USDOT 1725789 USDOT 1861411 USDOT 3534011

Capacity consistency· registered vs roadside-observed power units

Registered (MCS-150)

264

Observed (24 mo)

237

Shared w/ other carriers

Registered and roadside-observed capacity are broadly consistent.

Explore the carrier network & VIN cross-links

Identity & Federal

FMCSA census + L&I dossier

FMCSA identity & federal data as of Oct 28, 2026

Location

Physical address: 3495 HACK ROAD, SAGINAW, MI, 48601
Operation: Interstate

Contact

Phone: (989) 754-4788
Fax: (989) 771-8870
Email: [email protected]
Web domain: stonetransport.com

Registration

Officers: Scott Wiegers · Dean Darby
USDOT / docket: 300960 · MC-170956
First registered: Sep 2, 1987
Last MCS-150: Oct 2, 2026 · 169,500,000 mi (2025)
FMCSA safety rating: Satisfactory · Mar 29, 2007
D-U-N-S: 98673106

Fleet (self-reported · MCS-150)

264

Power units

252

Drivers

252

CDL drivers

169,500,000

Annual mileage

Open the full identity & federal record

Federal activity

Daily-captured FMCSA licensing & insurance changes — monitored by Vektor

FMCSA federal activity data as of Oct 30, 2026

Federal record activity· monitored daily by Vektor

No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.

Open the full federal-record activity feed

Reviews

Verified broker, shipper & driver reviews — moderated

Performance ratings only — never the Vektor risk score

No verified reviews yet

Be the first broker or shipper to rate STONE TRANSPORT LIMITED PARTNERSHIP. Reviews cover performance only — on-time delivery, payment speed, communication — and never affect the Vektor risk score.

Leave a review

Open reviews

35%

vehicle out-of-service rate

Safety and violations

111 of 320 eligible vehicle inspections had a vehicle OOS finding.

FMCSA roadside inspections, Oct 2024 to Oct 2026.

783violation records

203OOS-tagged records

111 of 320inspections with OOS

What the violations were

FMCSA BASIC themes in plain language: vehicle maintenance, driver fitness, hours of service and unsafe driving. Roadside records grouped without double counting.

Unsafe driving

2820%1 / 282

Other vehicle maintenance

22278%173 / 222

Brakes

1784%7 / 178

Lights

7322%16 / 73

Hours of service

2516%4 / 25

Driver fitness

367%2 / 3

Bar = record count; % = OOS share.

Vehicle OOS over time

Eligible vehicle inspections in six-month windows; no national comparison.

50%

15%

30%

39%Oct 24 to Apr 2527 / 70

34%Apr 25 to Oct 2530 / 87

27%Oct 25 to Apr 2626 / 96

42%Apr 26 to Oct 2628 / 67

Top 3 codes (218 of 783 records)

393.47E Brake actuators / linings / components86
393.75A3-TAOL Tires (defective / underinflated / worn)74
392.2-SLLEWA2 State/local traffic law violation (speeding, etc.)58

View all

392.2-SLLEWA3 State/local traffic law violation (speeding, etc.)46
392.2-SLLEWA1 State/local traffic law violation (speeding, etc.)33
393.75G-TAOW Tires (defective / underinflated / worn)27
392.2-SLLEWG3 State/local traffic law violation (speeding, etc.)20
393.53B-B Automatic brake adjusters / indicators17
392.2-SLLSR State/local traffic law violation (speeding, etc.)15
393.134B-CRHLC Parts & accessories (vehicle condition)15
396.3A1-BOS Inspection / repair / maintenance not performed15
393.207F-SDAS Parts & accessories (vehicle condition)12
393.45B2-B-AIR Brake tubing / hose defects11
393.55E-B Antilock brake system (ABS)11
392.2-SLLEWG2 State/local traffic law violation (speeding, etc.)10
393.45D-B Brake tubing / hose defects10
393.48A-BIAD Brakes inoperative10
392.2-SLLS2 State/local traffic law violation (speeding, etc.)9
392.2-SLLTL State/local traffic law violation (speeding, etc.)9
393.48A-BIBD Brakes inoperative9
393.9A-LLPL Inoperative required lamps9
393.9A-LTSI Inoperative required lamps9
392.2-SLL State/local traffic law violation (speeding, etc.)7
392.2-SLLIRP State/local traffic law violation (speeding, etc.)7
393.9A-LIL Inoperative required lamps7
392.2-SLLLR State/local traffic law violation (speeding, etc.)6
392.2-SLLMF State/local traffic law violation (speeding, etc.)6
392.2-SLLSIV State/local traffic law violation (speeding, etc.)6
392.2WG State/local traffic law violation (speeding, etc.)6
393.11B-CSRIGRR Required lamps/reflectors missing6
393.45B2-BHTD Brake tubing / hose defects6
392.2-SLLS3 State/local traffic law violation (speeding, etc.)5
392.2-SLLTCD State/local traffic law violation (speeding, etc.)5
393.40A-B Parts & accessories (vehicle condition)5
393.48A-BMBCAD Brakes inoperative5
393.9A-LSLI Inoperative required lamps5
393.9A-LSLIWR Inoperative required lamps5
395.3A1-HOSPD Driving beyond hours-of-service limits5
396.3A1-BALAC Inspection / repair / maintenance not performed5
392.2-SLLED State/local traffic law violation (speeding, etc.)4
392.2-SLLIFTA State/local traffic law violation (speeding, etc.)4
392.8-D Driving of commercial motor vehicles4
393.100B-C Cargo securement (general)4
393.75C-TAOTD-LT2/32 Tires (defective / underinflated / worn)4
393.95A1 Emergency equipment (extinguisher, triangles)4
395.3A3II Driving beyond hours-of-service limits4
395.8E-HOSPD Record of duty status (log / ELD) not current or missing4
396.17C-PI Periodic (annual) inspection4
392.2-SLLS4 State/local traffic law violation (speeding, etc.)3
393.11A1-CSLRR Required lamps/reflectors missing3
393.207A-SUBL Parts & accessories (vehicle condition)3
393.207F-SLAS Parts & accessories (vehicle condition)3
393.55E Antilock brake system (ABS)3
393.75A2-TAOBB Tires (defective / underinflated / worn)3
393.9A-LRLI Inoperative required lamps3
396.17C Periodic (annual) inspection3
396.5B-L Oil and/or grease leak3
383.23A2-LCDLN Operating without a valid CDL2
392.16-D Failure to use seat belt2
392.16AD Failure to use seat belt2
392.2-SLLEWG1 State/local traffic law violation (speeding, etc.)2
392.2-SLLML State/local traffic law violation (speeding, etc.)2
392.2RG State/local traffic law violation (speeding, etc.)2
392.2W State/local traffic law violation (speeding, etc.)2
393.11A1-LLPL Required lamps/reflectors missing2
393.43A-TPV Parts & accessories (vehicle condition)2
393.48A-BLMACBD Brakes inoperative2
393.70C-CDTMLB Coupling devices / fifth wheel2
393.75A3-ATIS Tires (defective / underinflated / worn)2
393.75A3-TAOLTIS Tires (defective / underinflated / worn)2
393.75A3-TFL Tires (defective / underinflated / worn)2
393.78A-WS Windshield wipers2
393.9 Inoperative required lamps2
393.95A Emergency equipment (extinguisher, triangles)2
393.95A4-EEUS Emergency equipment (extinguisher, triangles)2
393.9A-LCL Inoperative required lamps2
393.9A-LSML Inoperative required lamps2
393.9A-LTSIR Inoperative required lamps2
395.3A2-HOSPD Driving beyond hours-of-service limits2
390.21TB3-OPERBY USDOT number marking on vehicle1
391.41A-MCPC No / expired medical certificate1
392.16B Failure to use seat belt1
392.2 State/local traffic law violation (speeding, etc.)1
392.2-SLLEQP State/local traffic law violation (speeding, etc.)1
392.2-SLLSWZ State/local traffic law violation (speeding, etc.)1
392.2LV State/local traffic law violation (speeding, etc.)1
392.9A2-C Failure to secure load / cargo not secured1
393.106B-C Parts & accessories (vehicle condition)1
393.11 Required lamps/reflectors missing1
393.11A1-LFTSM Required lamps/reflectors missing1
393.11A1-LRLM Required lamps/reflectors missing1
393.11A1-LRLMWR Required lamps/reflectors missing1
393.11A1-LSLM Required lamps/reflectors missing1
393.11A1-LSML Required lamps/reflectors missing1
393.11B-CSLRR Required lamps/reflectors missing1
393.11TL Required lamps/reflectors missing1
393.134 Parts & accessories (vehicle condition)1
393.203A-CBP Parts & accessories (vehicle condition)1
393.207A-SAPPAS Parts & accessories (vehicle condition)1
393.209D-STBSP Parts & accessories (vehicle condition)1
393.25A-L Lighting device requirements1
393.25E-L Lighting device requirements1
393.45A-BLHF Brake tubing / hose defects1
393.45D Brake tubing / hose defects1
393.45DLPC Brake tubing / hose defects1
393.47A-BCFSBD Brake actuators / linings / components1
393.47A-BCLMBD Brake actuators / linings / components1
393.48A-BMBCBD Brakes inoperative1
393.53B Automatic brake adjusters / indicators1
393.55C2-B Antilock brake system (ABS)1
393.60E Windshield / glazing1
393.70C-CDTMLFB Coupling devices / fifth wheel1
393.75A1-TBSP Tires (defective / underinflated / worn)1
393.75A1-TEPBM Tires (defective / underinflated / worn)1
393.75A2-TAOTLM Tires (defective / underinflated / worn)1
393.75A3 Tires (defective / underinflated / worn)1
393.75C Tires (defective / underinflated / worn)1
393.75C-TAOTD-LT1/32 Tires (defective / underinflated / worn)1
393.75G-TFWETL Tires (defective / underinflated / worn)1
393.78 Windshield wipers1
393.86A2-RIG Rear impact guard / bumper1
393.9A-LBL Inoperative required lamps1
393.9A-LHWS Inoperative required lamps1
393.9B-LIL Inoperative required lamps1
393.9B-LRLO Inoperative required lamps1
393.9B-LSLO Inoperative required lamps1
393.9B-LTSONR Inoperative required lamps1
395.22G-ELDMFV ELD — provider/registration/malfunction1
395.22H4-ELDBRODS ELD — provider/registration/malfunction1
395.30B1-ELDDFR ELD — use / data transfer1
395.32B-ELDDFR ELD — non-authenticated driving1
395.3A2-PROPN Driving beyond hours-of-service limits1
395.3A3-HOSPRNC Driving beyond hours-of-service limits1
395.3AII Driving beyond hours-of-service limits1
395.8A1-HOSP Record of duty status (log / ELD) not current or missing1
395.8E-HOSPDOOS Record of duty status (log / ELD) not current or missing1
395.8F1-HOSM Record of duty status (log / ELD) not current or missing1
396.3A1-ALBV Inspection / repair / maintenance not performed1
396.3A1-BALR Inspection / repair / maintenance not performed1
396.3A1-TARPSWD Inspection / repair / maintenance not performed1
396.3A1-TFCV Inspection / repair / maintenance not performed1
396.5-HL Oil and/or grease leak1
396.5B-HWSL Oil and/or grease leak1

Before you tender

Ask for current records for the assigned equipment and driver.

Unsafe driving

Check dated inspection records and current authority before tendering.

Other vehicle maintenance

Check dated inspection records and current authority before tendering.

Brakes

Request current brake repair and follow-up inspection records for the assigned equipment.

Safety and violations

Violation data is not available for this carrier right now.

Verification summaryAuthority, insurance, safety and identity facts for STONE TRANSPORT LIMITED PARTNERSHIP.

STONE TRANSPORT LIMITED PARTNERSHIP (USDOT 300960) has a Vektor safety score of 74/100 and a Review before loading verdict, from the carrier's FMCSA record. FMCSA profile data as of Oct 27, 2026.

The carrier holds active common and contract for-hire operating authority per FMCSA L&I. FMCSA authority data as of Oct 28, 2026.

It has an active BIPD insurance filing with a $1,000,000 limit in force from ZURICH AMERICAN INSURANCE COMPANY effective Jan 1, 2018 in FMCSA L&I's current snapshot. FMCSA insurance data as of Oct 27, 2026.

Its vehicle out-of-service rate was 34.7% over the last 24 months, versus the 22.26% CVSA national average, from FMCSA roadside-inspection data. FMCSA safety data as of Oct 29, 2026.

The carrier received 431 roadside inspections in the last 24 months — 320 vehicle-level and 431 driver-level — across 14 states, according to FMCSA roadside-inspection data. FMCSA operations data as of Oct 29, 2026.

The carrier has 32 reportable crashes in the last 24 months and 15 fatal crashes across the full FMCSA crash record available. FMCSA safety data as of Oct 29, 2026.

It reports 264 power units and 252 drivers in its most recent MCS-150 filing dated Oct 2, 2026. FMCSA identity data as of Oct 28, 2026.

It has an FMCSA safety rating of Satisfactory assigned Mar 29, 2007 in the federal record. FMCSA identity data as of Oct 28, 2026.

Frequently asked

What is STONE TRANSPORT LIMITED PARTNERSHIP's USDOT number?

STONE TRANSPORT LIMITED PARTNERSHIP's USDOT number is 300960, and its motor carrier number is MC-170956.

Is STONE TRANSPORT LIMITED PARTNERSHIP authorized to operate?

FMCSA authority data as of Oct 28, 2026. STONE TRANSPORT LIMITED PARTNERSHIP is active in the FMCSA register with common, contract, broker operating authority on file.

What is STONE TRANSPORT LIMITED PARTNERSHIP's safety record?

STONE TRANSPORT LIMITED PARTNERSHIP has a 34.7% vehicle out-of-service rate (national average 22.26%) across 734 roadside inspections, with 32 reportable crashes in the last 24 months, and an FMCSA "Satisfactory" safety rating. Vektor's computed risk score is 74/100 (tier: review).