DBA: Diamond T Trucking Services
Diamond T Services Inc is an active interstate carrier based in Arvada, CO.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 1 | 0 | 0 |
| Tractors | 2 | 0 | 0 |
| Trailers | 3 | 0 | 0 |
| Total Power Units | 24 | ||
Distinct vehicles · 24 mo
vs 24 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 0% | 0% | Better than most peers |
| HOS Compliance | 100% | 99% | Worse than most peers |
| Driver Fitness | 89% | 96% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 95% | 97% | 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 | 1 | — | 6.67% |
| Vehicle | 0 | 1 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
Where they run
Inspected in 3 states. Top state CO accounts for 33% of activity. Activity outside home state (CO): 67%.
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 8 | 2 | 3 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Apr 24, 2025 | TX | STRAIGHT TRUCK | 3 | 2 |
| Feb 6, 2025 | CO | TRUCK TRACTOR | 1 | 0 |
| Jul 24, 2024 | PA | TRUCK TRACTOR | 7 | 2 |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 2 | 4.66 | — |
| Vehicle Maintenance | 2 | 19.00 | — |
| Driver Fitness | 1 | 0.33 | — |
| Controlled Substances | 0 | 0.00 | — |
| Hours-of-Service Compliance |
| 2 |
| 1 |
| 1 |
| Driver Fitness | 1 | 0 | 0 |
| Date |
|---|
| Code |
|---|
| Description |
|---|
| BASIC |
|---|
| OOS |
|---|
| Apr 24, 2025 | 39343D | No or defective automatic trailer brake | Vehicle Maintenance | Yes |
| Apr 24, 2025 | 3939 | Inoperable Required Lamp | Vehicle Maintenance | — |
| Apr 24, 2025 | 3958K2 | Driver failing to retain previous 7 days records of duty status | Hours-of-Service Compliance | Yes |
| Feb 6, 2025 | 3953A3II | Driving beyond 8 hour driving limit since the end of the last on duty off duty or sleeper period of at least 30 minutes | Hours-of-Service Compliance | — |
| Jul 24, 2024 | 39141A1NPH | Operating a property-carrying vehicle without possessing a valid medical certificate - no previous history | Driver Fitness | — |
| Jul 24, 2024 | 39343D | No or defective automatic trailer brake | Vehicle Maintenance | Yes |
| Jul 24, 2024 | 3939 | Inoperable Required Lamp | Vehicle Maintenance | — |
| Jul 24, 2024 | 3939BRKLAMP | Inoperative Brake Lamps | Vehicle Maintenance | — |
| Jul 24, 2024 | 3939TS | Inoperative turn signal | Vehicle Maintenance | Yes |
| Jul 24, 2024 | 3961 | Must have knowledge of and comply with the Federal Motor Carrier Safety Regulations | Vehicle Maintenance | — |