July 14, 1989 TB-262 1 of 4 PIA Technical Bulletin TB-262 Parachute Industry Association Publications July 14, 1989 USPA/PIA Ram Air Static Line Test Jumps (Below is a scanned copy of the 1989 report.) Purpose: to determine the difference between assist vs. freebag methods of direct bag static line deployed ram air main canopies. July 14, 1989 TB-262 2 of 4 July 14, 1989 TB-262 3 of 4 July 14, 1989 TB-262 4 of 4