Detail drawings of toilet false ceiling AT1 and AT2 including section, service door position, electrical spot light and strip light position marking drawing; AT1(6-11F, st-1)- layout ceiling; AT1(6-11F, st-1)- section 1-1; AT1(6-11F, st-1)- section 2-2; AT2(6-11F, st-2)- layout ceiling; AT2(6-11F, st-2)- section 1-1; AT2(6-11F, st-2)- section 2-2; AT1-1(6-11F, st-3)- layout ceiling; T1- 1(6-11F, st-3)- section 1-1; T1- 1(6-11F, st-3)- section 2-2; AT2- R(6-11F, st-4)- layout ceiling; AT2- R(6-11F, st-4)- section 1-1; AT2- R(6-11F, st-4)- section 2-2; AT1- R(6-11F, st-5)- layout ceiling; AT1- R(6-11F, st-5)- section 1-1; AT1- R(6-11F, st-5)- section 2-2; AT2-RR(6F, st-16)- layout ceiling; AT2-RR(6F, st-16)- section 1-1; AT2-RR(6F, st-16)- section 2-2; AT1-RR(6F, st-17)- layout ceiling; T1-RR(6F, st-17)- section 1-1; T1-RR(6F, st-17)- section 2-2; AT1(12F, st-1)- layout ceiling; 1(12F, st-1)- section 1-1; 1(12F, st-1)- section 2-2; AT2(12F, st-2)- layout ceiling; AT2(12F, st-2)- section 1-1; AT2(12F, st-2)- section 2-2; AT1-1(12F, st-3)- layout ceiling; AT1-1(12F, st-3)- section 1-1; AT1-1(12F, st-3)- section 2-2; AT2-R(12F, st-4)- layout ceiling; AT2-R(12F, st-4)- section 1-1; AT2-R(12F, st-4)- section 2-2; AT1-R(12F, st-5)- layout ceiling; AT1-R(12F, st-5)- section 1-1; AT1-R(12F, st-5)- section 2-2