Windy City Underground Inc is an active intrastate non-hazmat carrier based in Bolingbrook, IL.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 1 | 0 | 0 |
| Trailers | 2 | 0 | 0 |
| Total Power Units | 1 | ||
Distinct vehicles · 24 mo
vs 1 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 | 0% | 0% | Better 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 | 99% | 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 | 4 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
Where they run
Inspected in 1 state. Top state IL accounts for 100% of activity. Activity outside home state (IL): 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 | 13 | 0 | 4 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Feb 17, 2026 | IL | TRUCK TRACTOR | 8 | 3 |
| Jan 8, 2026 | IL | TRUCK TRACTOR | 5 | 1 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 2 | 23.50 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| Feb 17, 2026 |
| 3927A |
| Driver failing to conduct pre-trip inspection |
| Vehicle Maintenance |
| — |
| Feb 17, 2026 | 39342 | No brakes as required - Explain: | Vehicle Maintenance | — |
| Feb 17, 2026 | 39343D | No or defective automatic trailer brake | Vehicle Maintenance | Yes |
| Feb 17, 2026 | 39348A | Inoperative/defective brakes | Vehicle Maintenance | Yes |
| Feb 17, 2026 | 39395A | No/discharged/unsecured fire extinguisher | Vehicle Maintenance | — |
| Feb 17, 2026 | 3961 | Must have knowledge of and comply with the Federal Motor Carrier Safety Regulations | Vehicle Maintenance | — |
| Feb 17, 2026 | 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 |
| Feb 17, 2026 | 3969D2 | Failure to correct defects noted on previous inspection report | Vehicle Maintenance | — |
| Jan 8, 2026 | 39311 | No or defective lighting devices or reflective material as required | Vehicle Maintenance | — |
| Jan 8, 2026 | 39341 | No or defective parking brake system on CMV | Vehicle Maintenance | Yes |