Southland Insulators INC (USDOT 549452)
1 caution found.
- DOT number
- USDOT 549452
- Operating authority
- No active operating authority on file with FMCSA. The federal bulk file showed this carrier active as of 2026-08-30. We could not confirm that live just now.
- Insurance on file
- No active liability (BIPD) insurance on file with FMCSA.
- Safety rating
- No published safety rating
- Fleet on file
- 48 power units, 48 drivers
- Operation type
- Interstate
- Physical address
- 8521 QUARRY RD, MANASSAS, VA 20110
- MCS-150 last filed
- 2025-03
Findings
- Crash rate above federal benchmark (Caution): Recordable crash rate 2.08 per million miles (last 24 months) — above FMCSA’s 1.5 compliance-review threshold (49 CFR 385). National average 0.96.
Frequently asked questions
What carrier is DOT 549452?
DOT 549452 (USDOT 549452) is Southland Insulators INC, an interstate motor carrier.
What is Southland Insulators INC's USDOT number?
Southland Insulators INC's USDOT number is 549452. No MC docket number is on file.
Is Southland Insulators INC currently authorized to operate?
No active operating authority on file with FMCSA. The federal bulk file showed this carrier active as of 2026-08-30. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does Southland Insulators INC have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is Southland Insulators INC's safety record?
In the last 24 months, FMCSA records show 0 of 5 vehicle inspections ending out-of-service for Southland Insulators INC, too few inspections for a stable rate. FMCSA records also show 2 recordable crashes in the same window.
What is Southland Insulators INC's CSA score?
FMCSA does not publish a single CSA score for carriers. Southland Insulators INC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Southland Insulators INC's FMCSA safety rating?
Southland Insulators INC has no published FMCSA safety rating. Most US carriers have never received a rating review, so an unrated carrier is the common case, not a warning sign by itself.
Changes over time
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Reconstructed from cached and fleetfax-ingested FMCSA public records, so it may be out of date. Records loaded Aug 30, 2026. Verify current status on FMCSA SAFER. fleetfax surfaces the facts; brokers make the judgment. FMCSA status