1. Air Conditioning Mechanic
2. Wireless Technicians
3. Electricians
4. Grade Operators
5. Diesel And Petrol Precise Mechanics
6. Pumbler
7. Lift Operator
8. Draftsmen
9. Site Supervisor
10. Welders
11. Mason/Mason foremen
12. Mason Helpers (construction labour)
13. Carpenters (shuttering/Finishing)
14. Electrical Wiremen
15. Bar-Banders
16. Steel Electors
17. Building Painters
18. Mechanics
19. Radio Technicians
20. Teleprinter Technicians
21. Telephone Technicians
22. Wireless Operators
23. Auto Mechanics
24. Tele Graphics
25. Pipe Fitters
26. Technical Supervisors
27. Surveyors
28. Fitters
29. Moulders
30. Cabinet Markers
31. Brick Layers
32. Cable Jointers
33. Labourers
34. Steel Fixers
35. Steel Benders
36. Air condition and refrigeration fabricators
37. Crane Operators
38. Electrical Wireman
39. Bulldozer Operators
40. Light Vehicle Drivers
