Carrier profile · USDOT 755382 · MC-340368 · Updated Jun 13, 2026
Duane Atnip
DBA MAGNUM TRANSPORT CO
1 power unitMORROW, AR50/100
CARRIER INACTIVEMC-340368 INACTIVEHAZMAT
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 ’24 · 9 insurers · 3 lapsesCoverage lapse
1998200520122019now
Shorter eras are too brief to label at this scale — all 11 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This timeline is the FMCSA filing history, and it ends at the most recent superseded filing — current policy status is not tracked here.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 11 insurer eras · dates, limits, renewals
| Insurer | Period | Limit | Renewals |
|---|---|---|---|
| SHELTER MUTUAL INSURANCE COMPANY | Mar 2022 → Mar 2024 | $750K | 1 |
| UNITED FINANCIAL CASUALTY COMPANY | Jul 2018 → Aug 2019 | $750K | 1 |
| SHELTER MUTUAL INSURANCE COMPANY | Jan 2016 → Jul 2018 | $750K | 4 |
| NORTHLAND INSURANCE COMPANY | Oct 2015 → Dec 2015 | $750K | 1 |
| UNITED FINANCIAL CASUALTY COMPANY | Oct 2013 → Oct 2015 | $750K | 2 |
| SHELTER GENERAL INSURANCE COMPANY | Apr 2013 → Oct 2013 | $750K | 1 |
| CANAL INSURANCE CO. | Apr 2005 → May 2007 | $750K | 2 |
| PROGRESSIVE CASUALTY INSURANCE COMPANY | Jul 2004 → Dec 2004 | $750K | 1 |
| NATIONAL INDEMNITY COMPANY | Jul 2003 → Jul 2004 | $750K | 1 |
| CLARENDON NATIONAL INS. CO. | May 2000 → Aug 2000 | $750K | 2 |
| GENERAL AGENTS INSURANCE CO. OF AMERICA, INC. | Jun 1998 → Apr 2000 | $750K | 4 |