Stonybrook Construction Llc is an active intrastate non-hazmat carrier based in Watertown, CT.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 12 | 0 | 0 |
| Trailers | 2 | 0 | 0 |
| Total Power Units | 12 | ||
Distinct vehicles · 24 mo
vs 12 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 | 82% | 92% | 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 | 91% | 94% | 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 accounts for of activity.
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Jul 1, 2025 | 0 | 0 | 1 | 1 |
| Jul 1, 2024 | 0 | 1 | 1 | 1 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 8 | 1 | 2 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Sep 4, 2025 | CT | STRAIGHT TRUCK | 1 | 0 |
| Jan 7, 2025 | CT | STRAIGHT TRUCK | 2 | 1 |
| Sep 17, 2024 | CT | STRAIGHT TRUCK | 1 | 0 |
| Jul 31, 2024 | CT | STRAIGHT TRUCK | 6 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 4 | 1.50 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 2 | 12.50 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| Unsafe Driving |
| 4 |
| 1 |
| 0 |
| May 24, 2024 | CT | STRAIGHT TRUCK | 1 | 0 |
| Apr 2, 2024 | CT | STRAIGHT TRUCK | 1 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Sep 4, 2025 | 3922SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Unsafe Driving | — |
| Jan 7, 2025 | 393100BC | Cargo - Cargo not secured to prevent leaking/spilling/blowing/falling from CMV | Vehicle Maintenance | Yes |
| Jan 7, 2025 | 39360C | Windshield - Damaged or Discolored | Vehicle Maintenance | — |
| Sep 17, 2024 | 39216 | Failing to use seat belt while operating a CMV | Unsafe Driving | — |
| Jul 31, 2024 | 3929A1 | Failing to secure cargo as specified in 49 CFR 393.100 through 393.142 | Vehicle Maintenance | — |
| Jul 31, 2024 | 39347E | Brake Out of Adjustment - Roto Clamp (Short & Long) DD-3 or Bolt | Vehicle Maintenance | — |
| Jul 31, 2024 | 39353B | CMV manufactured after 10/19/94 has an automatic airbrake adjustment system that fails to compensate for wear | Vehicle Maintenance | — |
| Jul 31, 2024 | 39378 | Wipers - Inoperative / missing / damaged wipers | Vehicle Maintenance | — |
| Jul 31, 2024 | 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 |
| Jul 31, 2024 | 3965B | Oil and/or grease leak | Vehicle Maintenance | — |