Diamond M Field Services Llc is an active intrastate non-hazmat carrier based in Three Rivers, TX.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 2 | 0 | 0 |
| Tractors | 3 | 0 | 0 |
| Trailers | 4 | 0 | 0 |
| Total Power Units | 8 | ||
Distinct vehicles · 24 mo
vs 8 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category | Insp w/ Viol |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 0% | 0% | Better than most peers |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 89% | 91% | Worse than most peers |
Lower percentile = lower SMS measure = stronger safety record. Computed nightly across active carriers in the same state and fleet-size band.
| Type | Inspections | OOS | OOS % | Nat'l Avg |
|---|---|---|---|---|
| Driver | 0 | 0 | — | 6.67% |
| Vehicle | 0 | 1 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
Where they run
Inspected in 1 state. Top state TX accounts for 100% of activity.
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 12 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 18, 2026 | TX | TRUCK TRACTOR | 4 | 0 |
| Mar 17, 2026 | TX | TRUCK TRACTOR | 4 | 1 |
| Aug 24, 2024 | TX | TRUCK TRACTOR | 4 | 0 |
| Apr 24, 2024 | TX | TRUCK TRACTOR | 0 | 0 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 3 | 14.28 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| 2 |
| 1 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 18, 2026 | 3939TS | Inoperative turn signal | Vehicle Maintenance | — |
| Mar 18, 2026 | 39319 | Inoperative/Defective Hazard Warning Lamp | Vehicle Maintenance | — |
| Mar 18, 2026 | 3939 | Inoperable Required Lamp | Vehicle Maintenance | — |
| Mar 18, 2026 | 39395F | Emergency Equipment - Stopped vehicle warning devices missing or improper | Vehicle Maintenance | — |
| Mar 17, 2026 | 39347E | Brake Out of Adjustment - Roto Clamp (Short & Long) DD-3 or Bolt | Vehicle Maintenance | — |
| Mar 17, 2026 | 39353B | CMV manufactured after 10/19/94 has an automatic airbrake adjustment system that fails to compensate for wear | Vehicle Maintenance | — |
| Mar 17, 2026 | 39355C1 | Truck Tractor manufactured on or after March 1 1997 not equipped with an antilock brake system | Vehicle Maintenance | — |
| Mar 17, 2026 | 3963A1BOS | BRAKES OUT OF SERVICE: The number of defective brakes is equal to or greater than 20 percent of the service brakes on the vehicle or combination | Vehicle Maintenance | Yes |
| Aug 24, 2024 | 39311TL | Truck-Tractor lower rear mud flaps retroreflective sheeting / reflex reflective material requirements for vehicles manufactured after July 1997 | Vehicle Maintenance | — |
| Aug 24, 2024 | 39378 | Wipers - Inoperative / missing / damaged wipers | Vehicle Maintenance | — |