Brock Industrial Services Llc is an active interstate carrier based in Joilet, IL.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 30 | 0 | 0 |
| Tractors | 1 | 29 | 0 |
| Trailers | 34 | 3 | 0 |
| Total Power Units | 30 | ||
Distinct vehicles · 24 mo
vs 30 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 | 36% | 82% | Around peer average |
| 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 | 54% | 85% | 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 | 0 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
Where they run
Inspected in 2 states. Top state MO accounts for 75% 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 | 5 | 4 | 2 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Nov 19, 2025 | MO | STRAIGHT TRUCK | 0 | 0 |
| Jul 14, 2025 | MO | STRAIGHT TRUCK | 1 | 0 |
| Mar 3, 2025 | IL | STRAIGHT TRUCK | 0 | 0 |
| May 20, 2024 | MO | STRAIGHT TRUCK | 5 | 2 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 1 | 0.46 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 1 | 4.28 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| Unsafe Driving |
| 1 |
| 1 |
| 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Jul 14, 2025 | 39216D | Driver - Failed to use seat belt while operating a CMV | Unsafe Driving | — |
| May 20, 2024 | 3939ALBL | Lighting - Backup lamp inoperative | Vehicle Maintenance | — |
| May 20, 2024 | 3939ALIL | Lighting - Identification lamp(s) inoperative | Vehicle Maintenance | — |
| May 20, 2024 | 3939ALRLI | Lighting - Tail lamp - Any inoperative | Vehicle Maintenance | — |
| May 20, 2024 | 3939ALSLIWR | Lighting - Stop lamps - Both inoperative when required to be on | Vehicle Maintenance | Yes |
| May 20, 2024 | 3939ALTSI | Lighting - Turn signal - Any inoperative on the rearmost vehicle. | Vehicle Maintenance | Yes |