DBA: Superior Diamond
Superior Diamond Concrete Cutting is an active interstate carrier based in Superior, WI.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 10 | 0 | 0 |
| Trailers | 8 | 0 | 0 |
| Total Power Units | 10 | ||
Distinct vehicles · 24 mo
vs 10 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 | 77% | 93% | Worse 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 | 60% | 87% | Around peer average |
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 2 states. Top state MN accounts for 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 | 3 | 0 | 1 |
| Unsafe Driving | 1 | 0 | 0 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Nov 19, 2025 | WI | STRAIGHT TRUCK | 1 | 0 |
| Sep 17, 2025 | WI | STRAIGHT TRUCK | 1 | 0 |
| May 22, 2025 | MN | STRAIGHT TRUCK | 0 | 0 |
| Oct 24, 2024 | MN | STRAIGHT TRUCK | 2 | 1 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 2 | 2.99 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 2 | 1.77 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| Jul 11, 2024 |
| MN |
| STRAIGHT TRUCK |
| 0 |
| 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Nov 19, 2025 | 3922SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Unsafe Driving | — |
| Sep 17, 2025 | 39345B2BAIR | Air Brake - Hose/tubing damaged or not secured | Vehicle Maintenance | — |
| Oct 24, 2024 | 39341BNPB | Brake - Inoperative or missing parking brake on power unit | Vehicle Maintenance | Yes |
| Oct 24, 2024 | 39395A4EEUS | Emergency Equipment - Fire Extinguishers - unsecured | Vehicle Maintenance | — |