10/11/18: 4.53Hrs 1,2. The roll bar was clecoed to the F-1231Ds and it was match-drilled #30 in a total of 24 places. 3. F-1231Ds were deburred and primed, then they were re-attached to the fuselage.
10/19/18: 3.16Hrs 4. The roll bar was clecoed and riveted to the F-1231Ds. 5. The roll bar support assemblies were riveted to the roll bar and to the fuselage. 6. F-1231Ds were tightened. 7. Two holes in F-01224L-1 were final-drilled #19.
