Fabricated angle and assembled components for F-706 bulkhead. Matchdrilled, disassembled, and deburred F-706 bulkhead. Assembled and matchdrilled F-707, F-708, F-711, F-712 bulkheads. Disassembled and deburred bulkhead components. Primed all non-alclad parts. Reassembled and riveted all bulkhead components.