DBA: Monster Tree Service Of Pittsburgh
Slack Developments Inc is an active intrastate non-hazmat carrier based in Pittsburgh, PA.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 11 | 0 | 0 |
| Trailers | 6 | 0 | 0 |
| Total Power Units | 11 | ||
Distinct vehicles · 24 mo
vs 11 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 | 78% | 90% | 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 | 98% | 99% | 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 | 3 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
Where they run
Inspected in 1 state. Top state PA accounts for 100% of activity. Activity outside home state (PA): 0%.
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 11 | 2 | 3 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Jul 22, 2025 | PA | STRAIGHT TRUCK | 5 | 1 |
| Jun 18, 2025 | PA | STRAIGHT TRUCK | 7 | 2 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
Carriers that share an officer, phone, or email with this DOT.
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 1 | 0.70 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 2 | 20.00 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| Unsafe Driving |
| 1 |
| 1 |
| 0 |
| Jul 22, 2025 |
| 39375A1 |
| Tire-ply or belt material exposed |
| Vehicle Maintenance |
| — |
| Jul 22, 2025 | 3922WC | Wheel (Mud) Flaps missing or defective | Vehicle Maintenance | — |
| Jul 22, 2025 | 393205C | Wheel fasteners loose and/or missing | Vehicle Maintenance | — |
| Jul 22, 2025 | 39343 | No/improper breakaway or emergency braking | Vehicle Maintenance | Yes |
| Jul 22, 2025 | 3939 | Inoperable Required Lamp | Vehicle Maintenance | — |
| Jun 18, 2025 | 39216D | Driver - Failed to use seat belt while operating a CMV | Unsafe Driving | — |
| Jun 18, 2025 | 39343DB | Brake - Missing or inoperable breakaway braking system on a trailer(s) or converter dolly | Vehicle Maintenance | Yes |
| Jun 18, 2025 | 39348ABIHE | Hydraulic/Electric Brake - Inoperative other than a steering axle. | Vehicle Maintenance | — |
| Jun 18, 2025 | 3939ALCL | Lighting - Clearance lamp(s) inoperative | Vehicle Maintenance | — |
| Jun 18, 2025 | 3939ALIL | Lighting - Identification lamp(s) inoperative | Vehicle Maintenance | — |