Section 29.681 - Limit load static tests(a) Compliance with the limit load requirements of this part must be shown by tests in which- (1) The direction of the test loads produces the most severe loading in the control system; and(2) Each fitting, pulley, and bracket used in attaching the system to the main structure is included;(b) Compliance must be shown (by analyses or individual load tests) with the special factor requirements for control system joints subject to angular motion.