Motor carrier · USDOT 4274859
CORNER KEYSTONE CONSTRUCTION CORPORATION, Walnut, CA: USDOT 4274859 safety record, inspections, out-of-service, crashes
- 6Power units
- 6Drivers
- 4Roadside inspections on file
- 0With an out-of-service order
- 0Crashes on file
Fleet and drivers are as CORNER KEYSTONE CONSTRUCTION CORPORATION filed them on its MCS-150, last updated July 30, 2024. The carrier has been on the FMCSA register since July 30, 2024. Inspections and crashes are the reports in Velarion’s copy of FMCSA’s inspection and crash files, which hold the reports filed by some states, not every state; FMCSA’s free SAFER snapshot carries the carrier’s national 24-month inspection and out-of-service figures.
Identity
| Legal name as filed | CORNER KEYSTONE CONSTRUCTION CORPORATION |
|---|---|
| USDOT number | 4274859 |
| Status on the census | Active |
| Address | Walnut, CA 91789 |
| County | Los Angeles County |
| Operating authority | Intrastate Non-Hazmat Carriers |
| Hazardous materials | Does not carry hazardous materials |
| Safety rating | Not rated |
| Power units | 6 (6 trucks) |
| Drivers | 6 (0 with a CDL) |
| On the register since | July 30, 2024 |
| MCS-150 last filed | July 30, 2024 |
| MCS-150 annual mileage | 0 miles |
| Cargo carried | Building Materials; Logs, Poles, Beams, Lumber; Construction; Household Goods; General Freight |
Cited to the FMCSA Company Census File.
Roadside inspections
- 4Inspections
- 0Any out-of-service order
- 0Driver out of service
- 0Vehicle out of service
| Date | Filed by | Level | Violations | Out-of-service | Driver OOS | Vehicle OOS |
|---|---|---|---|---|---|---|
| November 20, 2024 | CA | Level I, full | 1 | 0 | 0 | 0 |
| October 18, 2024 | CA | Level III, driver only | 0 | 0 | 0 | 0 |
| September 5, 2024 | CA | Level II, walk-around | 1 | 0 | 0 | 0 |
| August 25, 2024 | CA | Level III, driver only | 0 | 0 | 0 | 0 |
Cited to the FMCSA Vehicle Inspection File; up to 50 rows shown, newest first.
Crashes
- 0Crashes
- 0With a fatality
- 0With an injury
Velarion’s copy of the crash file holds no crash for USDOT 4274859.
Cited to the FMCSA Crash File; up to 50 rows shown, newest first.
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Figures from the FMCSA Company Census File, loaded October 15, 2026, and FMCSA’s inspection and crash files.
How this page was built: FMCSA Company Census File, read October 15, 2026.