Diaz Construction Co is an active intrastate non-hazmat carrier based in Avon, MA.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 10 | 0 | 0 |
| Tractors | 7 | 0 | 0 |
| Trailers | 2 | 0 | 0 |
| Total Power Units | 17 | ||
Distinct vehicles · 24 mo
vs 17 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 99% | 96% | Worse than most peers |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 81% | 93% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 59% | 86% | 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 | 4 | — | 6.67% |
| Vehicle | 0 | 0 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Unsafe Driving | 11 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 5, 2026 | MA | STRAIGHT TRUCK | 0 | 0 |
| Jan 29, 2026 | MA | STRAIGHT TRUCK | 1 | 0 |
| Jan 10, 2026 | MA | STRAIGHT TRUCK | 0 | 0 |
| Dec 23, 2025 | MA | STRAIGHT TRUCK | 1 | 0 |
| Dec 16, 2025 |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 8 | 6.94 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 2 | 1.00 | — |
| Driver Fitness | 4 | 1.15 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 1 state. Top state MA accounts for 100% of activity. Activity outside home state (MA): 0%.
| 4 |
| 0 |
| Driver Fitness | 4 | 1 | 4 |
| Vehicle Maintenance | 2 | 0 | 0 |
| MA |
| STRAIGHT TRUCK |
| 0 |
| 0 |
| Dec 8, 2025 | MA | STRAIGHT TRUCK | 1 | 1 |
| Nov 22, 2025 | MA | STRAIGHT TRUCK | 1 | 0 |
| Oct 17, 2025 | MA | STRAIGHT TRUCK | 2 | 1 |
| Aug 25, 2025 | MA | STRAIGHT TRUCK | 0 | 0 |
| Jul 7, 2025 | MA | TRUCK TRACTOR | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Jan 29, 2026 | 39216AD | Driver - Failed to use seat belt while operating a CMV. | Unsafe Driving | — |
| Dec 23, 2025 | 3922SLLML | State/Local Laws - Failure to maintain lane | Unsafe Driving | — |
| Dec 8, 2025 | 39141APC | Medical (Certificate) - Operating a property-carrying vehicle without a valid medical certificate in possession or on file with the state drivers licensing agency | Driver Fitness | Yes |
| Nov 22, 2025 | 3922SLLLR | State/Local Laws - Lane restriction violation | Unsafe Driving | — |
| Oct 17, 2025 | 39141APC | Medical (Certificate) - Operating a property-carrying vehicle without a valid medical certificate in possession or on file with the state drivers licensing agency | Driver Fitness | Yes |
| Oct 17, 2025 | 3922SLLLR | State/Local Laws - Lane restriction violation | Unsafe Driving | — |
| May 12, 2025 | 39145AMCMC | Medical (Certificate) - Operating a CMV without being medically certified | Driver Fitness | Yes |
| May 12, 2025 | 39216AD | Driver - Failed to use seat belt while operating a CMV. | Unsafe Driving | — |
| May 12, 2025 | 39216BDPASS | Driver - Failed to require passenger(s) (not a co-driver) to use seat belt while operating a property-carrying CMV. | Unsafe Driving | — |
| May 12, 2025 | 3922SLLLR | State/Local Laws - Lane restriction violation | Unsafe Driving | — |