Slab Masters INC (USDOT 1607386)
4 cautions found.
- DOT number
- USDOT 1607386
- Operating authority
- No active operating authority on file with FMCSA. The federal bulk file showed this carrier active as of 2026-08-29. We could not confirm that live just now.
- Insurance on file
- No active liability (BIPD) insurance on file with FMCSA.
- Safety rating
- Satisfactory (rating decision 2010-01-21)
- Fleet on file
- 68 power units, 49 drivers
- Operation type
- Interstate
- Physical address
- 8251 BUNKUM RD, CASEYVILLE, IL 62232
- MCS-150 last filed
- 2025-12
Findings
- Multiple carriers at this address (Caution): One other active carrier is registered at this physical address. Shared addresses are common for freight offices and registered agents.
- Vehicle OOS rate above national average (Caution): 68.75% vehicle OOS over 16 inspections. More than 3× the national average of 22.87%
- Driver OOS rate above national average (Caution): 21.74% driver OOS over 23 inspections vs. national average 6.31%. Typically reflects HOS or CDL-compliance issues
- 2 BASICs at the FMCSA intervention threshold (Caution): Driver fitness and Vehicle maintenance rank among similar carriers with recent violations (higher = worse). fleetfax peer estimate, not official CSA scores.
- Safety rating is more than 5 years old (Note): Rating Satisfactory issued 2010-01-21 (16 years ago); most recent FMCSA review 2010-01-15 (16 years ago). Both exceed the 5-year audit cycle
Frequently asked questions
What carrier is DOT 1607386?
DOT 1607386 (USDOT 1607386) is Slab Masters INC, an interstate motor carrier.
What is Slab Masters INC's USDOT number?
Slab Masters INC's USDOT number is 1607386. No MC docket number is on file.
Is Slab Masters INC currently authorized to operate?
No active operating authority on file with FMCSA. The federal bulk file showed this carrier active as of 2026-08-29. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does Slab Masters INC have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is Slab Masters INC's safety record?
In the last 24 months, FMCSA records show a 68.8% vehicle out-of-service rate for Slab Masters INC, from 11 of 16 vehicle inspections, against a national average of 22.9%. FMCSA records also show 1 recordable crash in the same window.
What is Slab Masters INC's CSA score?
FMCSA does not publish a single CSA score for carriers. Slab Masters INC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Slab Masters INC's FMCSA safety rating?
Slab Masters INC's FMCSA safety rating is Satisfactory, from a review decided 2010-01-21.
Changes over time
Carriers change. Phone numbers, email addresses, insurance, authority. A sudden contact-info change is often the first sign of carrier identity fraud. fleetfax tracks these changes. Create a free account to follow changes on carriers you save.
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Reconstructed from cached and fleetfax-ingested FMCSA public records (live FMCSA was unavailable) and may be out of date; verify current status on FMCSA SAFER. fleetfax surfaces the facts; brokers make the judgment. FMCSA status