Preservation Technology Division Rank and Class Personnel Preservation Technology Division Rank and Class Personnel
Engineering Works
(41)
Qualified Technicians Professional Engineers 1 Environment
(4)
Qualified Technicians Professional Engineers  
Engineers 11 Engineers 4
Work Engineers 5 Work Engineers  
Recognized Technicians 24 Recognized Technicians  
Construction
(177)
Qualified Technicians Professional Engineers 8 The quality of water
(9)
Qualified Technicians Professional Engineers  
Engineers 93 Engineers 9
Work Engineers 36 Work Engineers  
Architect      
Recognized Technicians 40 Recognized Technicians  
Electricity
(17)
Qualified Technicians Professional Engineers   Communication
(5)
Qualified Technicians Professional Engineers  
Engineers 13 Engineers  
Work Engineers 4 Work Engineers  
Recognized Technicians   Recognized Technicians 5
Machinery
(23)
Qualified Technicians Professional Engineers 1 Safety
(19)
Qualified Technicians Professional Engineers  
Engineers 10 Engineers 11
Work Engineers 2 Work Engineers 7
Recognized Technicians 10 Recognized Technicians 1

General Professional Engineers Engineers Work Engineers Architect Recognized Technicians Rest
10 150 49   80 294