Carrier profile · USDOT 893682 · MC-536971 · Updated Jun 13, 2026

Howell Sand Company Inc

36 power unitsavg 10.3 yrLocal · 1 statesAMARILLO, TX87/100

CARRIER ACTIVEMC-536971 ACTIVERATED SATISFACTORY

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: Active
Contract: None
Broker: None

Insurance & bonds

BIPD / liability$1,000,000 in force

Cargo filing (census)Not recorded per census

Surety bond (census)Not recorded per census

Insurance adequacy· filed BIPD vs the $750K federal floor

$1M in forcegeneral-freight federal minimum

$750K floor

Filed BIPD coverage of $1M meets or exceeds the $750K federal minimum for general freight (49 CFR 387.9). Some commodities (hazmat, larger vehicles) require $1M–$5M — confirm against your load.

Insurance continuity· insurer · policy · lapses

$750K BIPD last filed ’23 · 4 insurers · 1 lapseCoverage lapse

National American’05–’09

National American’12–’19

Imperium’19–now

2005201120172023now

Shorter eras are too brief to label at this scale — all 6 insurers are named in the list below.

BIPD in force — $1,000,000 · IMPERIUM INSURANCE COMPANY · since Mar 2023

All 6 insurer eras · dates, limits, renewals

Insurer	Period	Limit	Renewals
IMPERIUM INSURANCE COMPANY	Mar 2019 → Mar 2023	$750K	4
NATIONAL AMERICAN INSURANCE COMPANY	Mar 2012 → Mar 2019	$750K	9
NATIONAL AMERICAN INSURANCE COMPANY	Mar 2011 → Mar 2011	$750K	4
REDWOOD FIRE AND CASUALTY INSURANCE CO.	Mar 2010 → Mar 2011	$750K	1
REDLAND INSURANCE CO.	Mar 2009 → Mar 2010	$750K	8
NATIONAL AMERICAN INSURANCE COMPANY	Oct 2005 → Mar 2009	$750K	4