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L&M SNOW PLOWING SERVICE INC
St Louis, MO
CarrierChk vetting signal
Elevated concerns
No Active Operating Authority
FMCSA does not show active operating authority for this carrier. A carrier without it cannot legally haul interstate for-hire freight.
See all 2 flags (1 high-priority, 1 caution) ↓
FMCSA status: Active registration · no operating authority · DOT 1200249 · MC 479210
Active
No Safety Rating
Broker Vetting Summary
Key signals from current FMCSA records
Authority
No Active Authority
MC-479210 · Common carrier
Insurance
Not Found
No coverage amount on file
Safety
Not Rated
14.3% OOS · 17 inspections on record
Flags · 2
No Active Operating Authority
FMCSA does not show active operating authority for this carrier. A carrier without it cannot legally haul interstate for-hire freight.
No Insurance Filing On Record
No active insurance filing appears in FMCSA records for this carrier. Confirm coverage directly with the insurer before booking.
Vetting notes
- Active FMCSA registration, but no active for-hire operating authority on record
- No active insurance filing found on record
- Vehicle out-of-service rate 16.7% — below the 20.7% national average
- 17 FMCSA inspections on record
Authority & Compliance
Authority, insurance and required filings
Operating Authority
MC479210
Carrier
Company Information
Registration, contact and cargo details
FMCSA Registration
DOT Number
1200249
MC Number
MC-479210
Safety Rating
Not Rated
Operation Classification
Authorized for hire, Private (property)
MCS-150 Filed
August 30, 2004
FMCSA Registration
January 13, 2004
Annual Mileage
0 mi (0)
Contact Information
Address
7112 Christopher Dr, St Louis, MO 63129
Phone
Owner / Officer
Verna Detmer
Officer 2
Mare Detmer
Cargo Types
Building MaterialsDry BulkConstruction MaterialsOther Cargo
Safety Snapshot
Out-of-service rates, violations and crashes
Safety & Inspection Summary
Total Inspections
17
Driver Inspections
2
Vehicle Inspections
15
Out-of-Service Violations
5
Violations by Category
Vehicle Maintenance21
Unsafe Driving2
Hours of Service0
OOS Rates vs. National Average
Driver OOS Rate0.0% · national avg 5.5%
✓ Below national average
Vehicle OOS Rate16.7% · national avg 20.7%
✓ Below national average
14.3% of 7 inspections in the last 24 months put a driver or vehicle out of service —
32nd 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
2 of 6 inspections
Unsafe Driving
1 of 7 inspections
Hours of Service
0 of 7 inspections
Driver Fitness
0 of 7 inspections
Controlled Substances
0 of 7 inspections
Fleet & Operating Areas
Observed roadside activity and equipment
Where This Carrier Operates
States where this carrier's roadside inspections were recorded
FewerMore
MO11
Fleet & Equipment (7)
Vehicles identified in this carrier's inspection history. Year, make, model and equipment type are decoded from the VIN.
Power units
~3
of 2 reported to FMCSA
Trailers
~4
seen at inspection
Equipment types observed
Semi-trailer
3
Tractor
3
Tank
1
Units on record
| Vehicle | Type | VIN | Inspections | With OOS |
|---|---|---|---|---|
| 2015 Mack CHU (Pinnacle) | Tractor · Class 8 | 1M1AN07Y0FM019117 | 4 | 1 |
| 2020 Mack Pinnacle | Tractor · Class 8 | 1M1PN4GYXLM004685 | 4 | — |
| Schien Bod | Semi-trailer | 1S9DS3034Z1182405 | 4 | — |
| Montgomery | Semi-trailer | 4M9M6DJ26PM129004 | 2 | 1 |
| Montgomery | Semi-trailer | 4M9M6DJ27PM129004 | 2 | — |
| 2020 Kenworth T680 | Tractor · Class 8 | 1XKYD49XXLJ406739 | 1 | — |
| 2008 Heil Trailer International | Tank · 41 ft | 5HTSN412X87U12930 | 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 (17)
| Date | Report # | Location | Level | Viol | OOS | Shipper | Unit Type | Make | VIN | License |
|---|---|---|---|---|---|---|---|---|---|---|
| September 15, 2026 | W005000780 | ARNOLD MO | II | 7 | — | — | Truck Tractor Semi-trailer |
MACK UNKNOWN |
1M1PN4GYXLM004685 1S9DS304Z1182405 |
MO 21J7VT MO 53F8JZ |
| 393.9A-LIL | Lighting - Identification lamp(s) inoperative | Clearance Identification Lamps/Other | ||||||||
| 393.9A-LIL | Lighting - Identification lamp(s) inoperative | Clearance Identification Lamps/Other | ||||||||
| 393.9A-LLPL | Lighting - License plate lamp inoperative | Clearance Identification Lamps/Other | ||||||||
| 393.9A-LCL | Lighting - Clearance lamp(s) inoperative | Clearance Identification Lamps/Other | ||||||||
| 392.2-SLLMF | State/Local Laws - Wheel (mud) flaps missing or defective | Windshield/ Glass/ Markings | ||||||||
| 393.207C-SLSB | Suspension - Leaf spring broken. | Suspension | ||||||||
| 396.17C-PI | Operating a CMV without documentation of a periodic inspection | Inspection Reports | ||||||||
| March 2, 2026 | 5745003046 | ST. LOUIS MO | II | — | — | CARRIER | Truck Tractor Semi-trailer |
MACK MONTGOMERY |
1M1AN07Y0FM019117 4M9M6DJ27PM129004 |
MO 21J1VT MO 52L4YP |
| October 28, 2025 | 1645003415 | ST. LOUIS MO | III | — | — | CARRIER | Truck Tractor Semi-trailer |
MACK SCHIEN BOD |
1M1PN4GYXLM004685 1S9DS3034Z1182405 |
MO 21J7VT MO 53F8JZ |
| August 21, 2025 | 3958001036 | ST. LOUIS MO | II | 9 | 4 | WINTER BROTHERS MATERIAL | Truck Tractor Semi-trailer |
MACK MONTGOMERY |
1M1AN07Y0FM019117 4M9M6DJ26PM129004 |
MO 21J1VT MO 52L4YP |
| 393.75A3-TAOL | OOSTires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Tires | ||||||||
| 393.207A-STBW | OOSSuspension - Suspension connecting rod or tracking component assembly missing the rubber bushing or the rubber bushing is worn to the extent that the component ca | Suspension | ||||||||
| 393.207A-STCB | OOSSuspension - Suspension connecting rod or tracking component assembly (including spring leaves used as a suspension connecting rod) or any part used for attaching | Suspension | ||||||||
| 393.9A-LSLIWR | OOSLighting - Stop lamps - Both inoperative when required to be on | Lighting | ||||||||
| 393.75C-TAOTD-LT2/32 | Tires - Less than 2/32 inch tread depth | Tires | ||||||||
| 392.2-SLLSR | State/Local Laws - State registration/tag violation | |||||||||
| 393.9A-LRLI | Lighting - Tail lamp - Any inoperative | Lighting | ||||||||
| 393.9A-LSLI | Lighting - Stop lamps - Any inoperative. | Lighting | ||||||||
| 393.9A-LIL | Lighting - Identification lamp(s) inoperative | Clearance Identification Lamps/Other | ||||||||
| July 31, 2025 | 5745002224 | ST. LOUIS MO | II | — | — | CARRIER | Truck Tractor Semi-trailer |
MACK MONTGOMERY |
1M1AN07Y0FM019117 4M9M6DJ27PM129004 |
MO 21J1VT MO 52L4YP |
| March 18, 2025 | 3698001640 | ST. LOUIS MO | II | — | — | CARRIER | Truck Tractor Semi-trailer |
MACK MONTGOMERY |
1M1AN07Y0FM019117 4M9M6DJ26PM129004 |
MO 21J1VT MO 52L4YP |
| March 11, 2025 | 5745001838 | ST. LOUIS MO | II | 1 | — | CARRIER | Truck Tractor Semi-trailer |
MACK SCHIEN BOD |
1M1PN4GYXLM004685 1S9DS3034Z1182405 |
MO 21J7VT MO 53F8JZ |
| 392.2-SLLTCD | State/Local Laws - Failed to obey a traffic control device - Permanent or Temporary - e.g., safety official, signal, sign, light, lane marking, other | Dangerous Driving | ||||||||
| October 2, 2024 | 5745001419 | ST. LOUIS MO | II | 2 | — | CENTRAL STONE COMPANY | Truck Tractor Semi-trailer |
MACK SCHIEN BOD |
1M1PN4GYXLM004685 1S9DS3034Z1182405 |
MO 21J7VT MO 53F8JZ |
| 393.75C-TAOTD-LT2/32 | Tires - Less than 2/32 inch tread depth | Tires | ||||||||
| 393.75C-TAOTD-LT2/32 | Tires - Less than 2/32 inch tread depth | Tires | ||||||||
| July 30, 2024 | 3698001108 | ST. LOUIS MO | III | — | — | CARRIER | Truck Tractor Semi-trailer |
KENWORTH HEIL TRAILER INTERNATIONAL |
1XKYD49XXLJ406739 5HTSN412X87U12930 |
MO 89J7WS MO 71L0GW |
| May 1, 2024 | 5745000839 | ST. LOUIS MO | II | — | — | CARRIER | Truck Tractor Semi-trailer |
MACK SCHIEN BOD |
1M1PN4GYXLM004685 1S9DS3034Z1182405 |
MO 21J7VT MO 53F8JZ |
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 |
|---|---|---|
| WINTER BROTHERS MATERIAL | 1 | August 21, 2025 |
| CENTRAL STONE COMPANY | 1 | October 2, 2024 |
| LEMAY CONCRETE | 1 | December 5, 2023 |
History & Filings
Authority, insurance and process-agent records
Authority History
| Date | Status | Type |
|---|---|---|
| March 2, 2004 | DISMISSED | Common Carrier |
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Data sourced from FMCSA MCMIS via Socrata. Record last updated: September 27, 2026.
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