What was found
WHILE PERFORMING LOWER WING PLANK SB 670BA-57-020 REV C. FOUND 2 EACH .4375" FASTENER HOLES TO BE AT 2ND OVER .261 CONDITION HOLES ARE LOCATED JUST AFT OF RT WING PLANK INSIDE THE COLD WORK AREA CALLED OUT IN SB 670BA-57-020, REV C.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE PERFORMING LOWER WING PLANK SB 670BA-57-020 REV C. FOUND 2 EACH .4375" FASTENER HOLES TO BE AT 2ND OVER .261 CONDITION HOLES ARE LOCATED JUST AFT OF RT WING PLANK INSIDE THE COLD WORK AREA CALLED OUT IN SB 670BA-57-020, REV C.