[Code of Federal Regulations] [Title 14, Volume 2] [Revised as of January 1, 2008] From the U.S. Government Printing Office via GPO Access [CITE: 14CFR135.387] [Page 1144-1145] TITLE 14--AERONAUTICS AND SPACE CHAPTER I--FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION (CONTINUED) PART 135_OPERATING REQUIREMENTS: COMMUTER AND ON DEMAND OPERATIONS AND RULES Subpart I_Airplane Performance Operating Limitations Sec. 135.387 Large transport category airplanes: Turbine engine powered: Landing limitations: Alternate airports. (a) Except as provided in paragraph (b) of this section, no person may select an airport as an alternate airport for a turbine engine powered large transport category airplane unless (based on the assumptions in Sec. 135.385(b)) that airplane, at the weight expected at the time of arrival, can be brought to a full stop landing within 70 percent of the effective length of the runway for turbo-propeller- powered airplanes and 60 percent of the effective length of the runway for turbojet airplanes, from a point 50 feet above the intersection of the obstruction clearance plane and the runway. (b) Eligible on-demand operators may select an airport as an alternate airport for a turbine engine powered large transport category airplane if (based on the assumptions in Sec. 135.385(f)) that airplane, at the weight expected at the [[Page 1145]] time of arrival, can be brought to a full stop landing within 80 percent of the effective length of the runway from a point 50 feet above the intersection of the obstruction clearance plane and the runway. [Doc. No. FAA-2001-10047, 68 FR 54588, Sept. 17, 2003]