Carrier profile · USDOT 1223339 · MC-484323 · Updated Jun 13, 2026
Musco Boulware Iii
DBA S&B LOGISTICS
2 power unitsCLINTON, MD50/100
CARRIER INACTIVEMC-484323 INACTIVE
Authority & Insurance
Active operating authority by type and the full insurance continuity timeline — insurer, policy, coverage, and any lapses — so you can confirm they can legally and adequately haul your load today.
Operating authority· 49 CFR · per type
Operating authority
- Common
- None
- Contract
- Inactive
- Broker
- None
Insurance & bonds
BIPD filing (census)Not recorded per census
Cargo filing (census)Not recorded per census
Surety bond (census)Not recorded per census
Insurance continuity· insurer · policy · lapses
$750K BIPD last filed ’19 · 4 insurers · 1 lapseCoverage lapse
beyond this history
2004201020162022now
Shorter eras are too brief to label at this scale — all 8 insurers are named in the list below.
This timeline is the FMCSA filing history, and it ends at the most recent superseded filing — current policy status is not tracked here. Request a certificate of insurance to confirm active coverage before tendering.
All 8 insurer eras · dates, limits, renewals
| Insurer | Period | Limit | Renewals |
|---|---|---|---|
| GREAT WEST CASUALTY CO. | Apr 2015 → Oct 2019 | $750K | 1 |
| NORTHLAND INSURANCE COMPANY | Apr 2012 → Apr 2015 | $750K | 1 |
| CANAL INSURANCE CO. | Apr 2011 → Apr 2012 | $750K | 1 |
| GREAT WEST CASUALTY CO. | Apr 2009 → Apr 2011 | $750K | 1 |
| CANAL INSURANCE CO. | Apr 2008 → Apr 2009 | $750K | 1 |
| NORTHLAND INSURANCE COMPANY | May 2005 → Apr 2008 | $750K | 1 |
| EMPIRE FIRE & MARINE INSURANCE CO. | Apr 2004 → Apr 2004 | $750K | 2 |
| CANAL INSURANCE CO. | Mar 2004 → Jun 2004 | $750K | 1 |