Department of Transportation September 14, 2011 – Federal Register Recent Federal Regulation Documents

FMCSA announces and requests public comment on data and information concerning the Pre-Authorization Safety Audits (PASAs) for motor carriers that have applied to participate in the Agency's long- haul pilot program to test and demonstrate the ability of Mexico- domiciled motor carriers to operate safely in the United States beyond the municipalities in the United States on the United States-Mexico international border or the commercial zones of such municipalities. This action is required by the ``U.S. Troop Readiness, Veterans' Care, Katrina Recovery, and Iraq Accountability Appropriations Act, 2007'' and all subsequent appropriations.

We propose to adopt a new airworthiness directive (AD) for the products listed above. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as:

We are adopting a new airworthiness directive (AD) for certain model IO-720-A1B Lycoming Engines reciprocating engines. This AD requires a crankshaft inspection for certain parts that may be installed. This AD was prompted by the failure of a crankshaft due to incorrect parts installed. We are issuing this AD to prevent engine crankshaft failure and damage to the airplane.