Recent Rotary Rig Count May 10th, 2013

AREA	LAST COUNT DATE	COUNT	CHANGE FROM PRIOR COUNT	DATE OF PRIOR COUNT	CHANGE FROM LAST YEAR	DATE OF LAST YEARS COUNT
UNITED STATES	5/10/13	1769	+5	5/3/13	-205	5/11/12
CANADA	5/10/13	118	-3	5/3/13	-2	5/11/12
USA OFFSHORE	5/10/13	50	-1	5/3/13	+5	5/11/12
INTERNATIONAL	04/2013	1301	+33	3/2013	+123	4/2012

Dolerite

Hallo, I'm a drilling Engineer from Algeria. I need your help We drill through Femennian with 12 1/4in, in this formation there is a dyke of Dolerite (Thikness more than 70m) and it is under a high amount of stress and as the well is drilled through it, this stress is released, the formation will tend to cave and cause stuck of pipe ... we stuck will conection and there is a lot of torque...there is any idea to drill it safelly