USEF National Show Jumping Championship and USEFSelection Trial Schedule by USEF | Mar 20, 2012, 10:00 PM USEF National Show Jumping Championship and USEFSelection Trial Schedule Trial #1 – Wednesday, March 21, 1pm Trial #2 – Thursday, March 22, 1pm Trial #3 – Thursday, March 22, 8pm Trial #4 – Saturday March 24, 8pm