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DIAMOND TRANSPORT INC
Lockport, IL
CarrierChk vetting signal
No flags raised
Authority, insurance, safety rating, crash records and out-of-service rates checked
FMCSA status: Active & Authorized · DOT 595697 · MC 285553
Conditional
Active 6 yrs, 10 mo · first granted 1995
Broker Vetting Summary
Key signals from current FMCSA records
Authority
Active
MC-285553 · Common carrier
Insurance
On File
Northland Insurance Company
Safety
Conditional
12.5% OOS · 9 inspections on record
✓ No risk flags found on authority or insurance records
Vetting notes
- Operating authority active 6 yrs, 10 mo since reinstatement on December 27, 2019; first granted April 25, 1995 (31 yrs, 6 mo ago)
- Previously ordered out of service on December 17, 2019 (Unsatisfactory = Unfit) — no longer active
- Insurance on file: $1,000,000
- FMCSA safety rating: Conditional
- Vehicle out-of-service rate 25.0% — above the 20.7% national average
- Driver out-of-service rate 0.0% — below the 5.5% national average
- 9 FMCSA inspections on record
Authority & Compliance
Authority, insurance and required filings
Operating Authority
MC285553
Common Carrier
Insurance on File
NORTHLAND INSURANCE COMPANY
BI&PD · $1,000,000 · Policy WN387185
Required Filings
Liability (BIPD)
$1,000,000
Company Information
Registration, contact and cargo details
FMCSA Registration
DOT Number
595697
MC Number
MC-285553
Safety Rating
Conditional
Entity Type
Corporation
Operation Classification
Authorized for hire
MCS-150 Filed
February 20, 2026
FMCSA Registration
March 29, 1995
Authority First Granted
April 25, 1995
Authority Reinstated
December 27, 2019
Annual Mileage
156,946 mi (2025)
Contact Information
Address
14617 New Avenue, Lockport, IL 60441
Phone
Email
Website
Owner / Officer
Edward Skonie
Cargo Types
General FreightLiquids/GasesChemicalsOther Cargo
Safety Snapshot
Out-of-service rates, violations and crashes
Safety & Inspection Summary
Total Inspections
9
Driver Inspections
4
Vehicle Inspections
5
Out-of-Service Violations
1
Violations by Category
Vehicle Maintenance5
Unsafe Driving2
Hours of Service0
OOS Rates vs. National Average
Driver OOS Rate0.0% · national avg 5.5%
✓ Below national average
Vehicle OOS Rate25.0% · national avg 20.7%
⚠ Above national average (4.3pp higher)
12.5% of 8 inspections in the last 24 months put a driver or vehicle out of service —
28th percentile among carriers with 5–9 inspections (lower is better).
CarrierChk calculation from FMCSA roadside inspection records, not an FMCSA score.
Inspection Trend by Year
2026
2025
2024
Violation Rate by Category
Share of roadside inspections in FMCSA's rolling 24-month window that found a violation in each category. The individual violations are listed under each inspection in Inspection Details below. None of this is the basis of the safety rating, which comes from an on-site compliance review.
Vehicle Maintenance
1 of 4 inspections
Unsafe Driving
2 of 8 inspections
Hours of Service
0 of 8 inspections
Driver Fitness
0 of 8 inspections
Controlled Substances
0 of 8 inspections
Crash History (1)
Crashes reported to FMCSA in the last 24 months. A crash appearing here is a reported event, not a finding of fault.
1
Crashes
0
Fatalities
1
Injuries
1
Tow-aways
| Date | State | Fatal | Injured | Tow | Conditions |
|---|---|---|---|---|---|
| May 18, 2026 | IL | — | 1 | Yes | No Adverse Conditions · Daylight · Wet |
Fleet & Operating Areas
Observed roadside activity and equipment
Where This Carrier Operates
States where this carrier's roadside inspections were recorded
FewerMore
IL8
IN1
Fleet & Equipment (8)
Vehicles identified in this carrier's inspection history. Year, make, model and equipment type are decoded from the VIN.
Power units
~4
of 5 reported to FMCSA
Trailers
~4
seen at inspection
Equipment types observed
Tank
4
Tractor
3
Not Applicable
1
Units on record
| Vehicle | Type | VIN | Inspections | With OOS |
|---|---|---|---|---|
| 2019 Kenworth T680 | Tractor · Class 8 | 1XKYDP9XXKJ253456 | 6 | 1 |
| 2009 Polar Tank Trailer | Tank · 44 ft | 1PMA2442095008435 | 5 | 1 |
| 2002 Freightliner FLD120 | Tractor · Class 8 | 1FUJALAV12LK01252 | 1 | — |
| 2001 Polar Tank Trailer | Tank · 44 ft | 1PMA2442315002617 | 1 | — |
| 2001 Polar Tank Trailer | Tank · 44 ft | 1PMA2442515002618 | 1 | — |
| 2009 Polar Tank Trailer | Tank · 44 ft | 1PMA2442995008434 | 1 | — |
| 2019 Kenworth T880 | Not Applicable · Class 8 | 1XKZDP9X6KJ300096 | 1 | — |
| 2018 Volvo Truck VNL | Tractor · Class 8 | 4V4NC9TG8JN997137 | 1 | — |
A vehicle appearing here was recorded in an inspection — it is not proof the carrier still operates it today.
Inspection Details
Each roadside inspection with its violations
Inspection Records (9)
| Date | Report # | Location | Level | Viol | OOS | Shipper | Unit Type | Make | VIN | License |
|---|---|---|---|---|---|---|---|---|---|---|
| August 20, 2026 | 5005210676 | I-88 WB, IL | II | 7 | — | TO PICKUP | Truck Tractor Semi-trailer |
KENWORTH POLAR TANK TRAILER |
1XKZDP9X6KJ300096 1PMA2442095008435 |
IL ILS324598 IL 1025294ST |
| 392.82A1 | Using a hand-held mobile telephone while operating a CMV | Phone Call | ||||||||
| 392.2RG | State vehicle registration or License Plate violation | |||||||||
| 393.60C | Windshield - Damaged or Discolored | Windshield/ Glass/ Markings | ||||||||
| 393.19 | Inoperative/Defective Hazard Warning Lamp | Lighting | ||||||||
| 393.9 | Inoperable Required Lamp | Clearance Identification Lamps/Other | ||||||||
| 396.17C | Operating a CMV without proof of a periodic inspection | Inspection Reports | ||||||||
| 396.17C | Operating a CMV without proof of a periodic inspection | Inspection Reports | ||||||||
| May 18, 2026 | 4249590107 | I-355 N/B, IL | III | — | — | CITGO PETROLEUM CORP | Truck Tractor Semi-trailer |
FREIGHTLINER POLAR TANK TRAILER |
1FUJALAV12LK01252 1PMA2442315002617 |
IL P1211966 IL 685004ST |
| May 18, 2026 | 7310002404 | PERU IN | III | 1 | — | NONE | Truck Tractor Semi-trailer |
VOLVO TRUCK POLAR TANK TRAILER |
4V4NC9TG8JN997137 1PMA2442995008434 |
IN P1210077 IL 685006ST |
| 392.2-SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Speeding 2 | ||||||||
| May 13, 2026 | 5015830004 | I94, IL | III | — | — | — | Truck Tractor |
KENWORTH |
1XKYDP9XXKJ253456 |
IL P1179939 |
| September 10, 2025 | 5005120162 | I-88 E/B, IL | II | 2 | 1 | CHS INC | Truck Tractor Semi-trailer |
KENWORTH POLAR TANK TRAILER |
1XKYDP9XXKJ253456 1PMA2442095008435 |
IL P1179939 IL 1025294ST |
| 392.9BA-INACTIVEINTRA | OOSOperating a commercial motor vehicle in intrastate commerce without an active USDOT number when required | |||||||||
| 390.19A2 | HMSP Motor Carrier failed to file required biennial update of MCS-150B as required | |||||||||
| September 9, 2025 | 5005480251 | I-88 W, IL | II | — | — | — | Truck Tractor Semi-trailer |
KENWORTH POLAR TANK TRAILER |
1XKYDP9XXKJ253456 1PMA2442515002618 |
IL P1179939 IL 685005ST |
| April 15, 2025 | 5000920072 | I-88 W/B, IL | III | 1 | — | NONE | Truck Tractor Semi-trailer |
KENWORTH POLAR TANK TRAILER |
1XKYDP9XXKJ253456 1PMA2442095008435 |
IL P1179939 IL 698370ST |
| 392.2RG | State vehicle registration or License Plate violation | |||||||||
| February 28, 2025 | 3998201649 | I-290, IL | II | — | — | CITGO | Truck Tractor Semi-trailer |
KENWORTH POLAR TANK TRAILER |
1XKYDP9XXKJ253456 1PMA2442095008435 |
IL P1179939 IL 698370ST |
| May 30, 2024 | 3998751610 | S STEWARD RD, IL | II | 3 | — | CITGO PETROLEUM | Truck Tractor Semi-trailer |
KENWORTH POLAR TANK TRAILER |
1XKYDP9XXKJ253456 1PMA2442095008435 |
IL P1179939 IL 698370ST |
| 392.2FT | State or International Fuel Tax (IFTA) Violation | |||||||||
| 392.2AU | State Operating Authority violation | |||||||||
| 390.21TB | Carrier name and/or USDOT Number not displayed as required | |||||||||
Shippers Seen at Inspections
Shipper names recorded by roadside inspectors over roughly the last three years. Only inspected loads appear, so this is a sample of who the carrier hauls for, not a complete customer list. Names are as entered at the roadside; blanks and placeholders such as “N/A” or “same as carrier” are left out.
| Shipper | Inspections | Most recent |
|---|---|---|
| CITGO PETROLEUM | 2 | May 18, 2026 |
| TO PICKUP | 1 | August 20, 2026 |
| CHS INC | 1 | September 10, 2025 |
| CITGO | 1 | February 28, 2025 |
History & Filings
Authority, insurance and process-agent records
Authority History
| Date | Status | Type |
|---|---|---|
| September 20, 2024 | DISCONTINUED REVOCATION | Common |
| September 3, 2024 | INVOLUNTARY REVOCATION | Common |
| September 29, 2023 | DISCONTINUED REVOCATION | Common |
| September 5, 2023 | INVOLUNTARY REVOCATION | Common |
| September 29, 2022 | DISCONTINUED REVOCATION | Common |
| September 2, 2022 | INVOLUNTARY REVOCATION | Common |
| September 29, 2021 | DISCONTINUED REVOCATION | Common |
| September 2, 2021 | INVOLUNTARY REVOCATION | Common |
| September 29, 2020 | DISCONTINUED REVOCATION | Common |
| September 2, 2020 | INVOLUNTARY REVOCATION | Common |
Insurance & Revocation Filings
| Date | Type | Status |
|---|---|---|
| September 29, 2024 | BI&PD Primary/Excess | On file |
| October 2, 2017 | COMMON | On Record |
| September 2, 2010 | COMMON | On Record |
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Data sourced from FMCSA MCMIS via Socrata. Record last updated: November 1, 2026.
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