4 A'S AUTO TRANSPORT CORP
USDOT 2084241 • 8398 LOST RIVER RD, CORONA, CA, 92880
Overview
Company profile from FMCSA Census File
Authority & Insurance
Operating authority, insurance filings, and BOC-3 status
Operating Authority
| Authority Type | Docket # | Status | Original Date | Final Date |
|---|---|---|---|---|
| Contract Carrier | MC-727432 | ACTIVE | Unknown | Sep 16, 2021 |
Active Insurance (1)
| Insurer | Type | Policy # | Status | Effective | Cancel Date |
|---|---|---|---|---|---|
| NORTHLAND INSURANCE COMPANY | BIPD/Primary | WN269625 | ON FILE | Oct 23, 2019 | Sep 14, 2021 |
Insurance History (2 canceled/expired)
| Insurer | Type | Policy # | Status | Effective | Cancel Date |
|---|---|---|---|---|---|
| NORTHLAND INSURANCE COMPANY | BIPD/Primary | WN269625 | NAME CHANGED | Oct 23, 2019 | Oct 20, 2021 |
| UNITED FINANCIAL CASUALTY COMPANY | BIPD/Primary | CA 7684413 | REPLACED | Jan 7, 2011 | Oct 23, 2019 |
Insurance Events Timeline
| Event | Insurer | Policy # | Type | Event Date | Cancel Date |
|---|---|---|---|---|---|
| TERM/CANCL | NORTHLAND INSURANCE COMPANY | WN269625 | BIPD/Primary | Oct 20, 2021 | Oct 20, 2021 |
| TERM/REPL | NORTHLAND INSURANCE COMPANY | WN269625 | BIPD/Primary | Sep 14, 2021 | Sep 14, 2021 |
| TERM/REPL | UNITED FINANCIAL CASUALTY COMPANY | CA 7684413 | BIPD/Primary | Oct 23, 2019 | Oct 23, 2019 |
Authority Action History (2 events)
| Docket | Authority Type | Original Action | Served Date | Disposition | Decided Date |
|---|---|---|---|---|---|
| MC727432 | CONTRACT | INVOLUNTARY REVOCATION | Sep 17, 2021 | DISCONTINUED REVOCATION | Sep 16, 2021 |
| MC727432 | MOTOR PROPERTY CONTRACT CARRIER | GRANTED | Apr 27, 2011 | — | Unknown |
Safety & Inspections
SMS BASIC scores, inspection history, and out-of-service rates
SMS BASIC Scores
Higher percentile = worse safety performance relative to peers. Scores at or above 75% trigger FMCSA alerts.
Inspection Activity (24 months)
Monthly inspection counts with OOS months highlighted. Hover bars for details.
Inspection Activity Map
1 state • 6 inspections
Violation Summary (8 violations from 6 inspections)
| Code | Description | # Violations | # OOS | Severity Wt | BASIC |
|---|---|---|---|---|---|
| FMCSR:393.128 | Cargo securement - roll-on/roll-off containers | 4 | 4 | 6 | Vehicle Maintenance |
| FMCSR:392.2 | Operating a CMV while ill or fatigued | 2 | 0 | 8 | Unsafe Driving |
| FMCSR:392.2-SLLEWA1 | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
| FMCSR:392.2-SLLED | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
Peer Context
This carrier vs national averages. Lower is better for all metrics.
National averages: vehicle OOS 23.4%, driver OOS 6.7%, violations per inspection ~1.8. Based on FMCSA MCSAP program data.
Inspection History (6 inspections)
| Date | Report # | Station | State | Level | Vehicle | Violations | Top Codes | OOS |
|---|---|---|---|---|---|---|---|---|
| Jan 16, 2026 | 86846341 | RAINBOW 686 | CA | Level 2 | COTTR SEMI-TRAILER | 0 | — | No |
| Jan 15, 2025 | 83666640 | RAINBOW IF | CA | Level 3 | COTTR SEMI-TRAILER | 0 | — | No |
| Nov 26, 2024 | 83276780 | SAN ONOFRE IF S/B | CA | Level 3 | PTRB TRUCK TRACTOR | 2 | 392.2-SLLEWA1, 392.2-SLLED | No |
| Jun 17, 2024 | 81915005 | RAINBOW CVEF | CA | Level 2 | COTTR SEMI-TRAILER | 1 | 392.2 | No |
| May 24, 2024 | 81732311 | SAN ONOFRE IF | CA | Level 3 | VANG SEMI-TRAILER | 1 | 392.2 | No |
| Mar 21, 2024 | 81189960 | RAINBOW IF | CA | Level 2 | VOLV TRUCK TRACTOR | 4 | 393.128 | Yes |
Inspection analytics
Monthly cadence, frequent stations, and violation mix
Inspections per month (24 mo)
Most frequent inspection stations
Violations by BASIC category
Compliance Timeline
4 events merged from authority, insurance, enforcement, OOS, crash, MCS-150, and safety rating records