Unit Drilling Company USDOT 302773

Insurance Form	Insurance Type	Insurance Carrier	Policy/Surety	Coverage Amount From	Coverage Amount To	Effective Date From	Effective Date To
91X	BIPD/Primary	Liberty Mutual Insurance Co.	AS5-191-085561-08	$0	$1,000,000	08/01/2006

* If a carrier is in compliance, the amount of coverage will always be shown as the required Federal minimum ($5,000 per vehicle, $10,000 per occurrence for cargo insurance and $75,000 for bond/trust fund). The carrier may actually have higher levels of coverage.';

Liberty Mutual Insurance Co. PO BOX 8095 WAUSAU, WI