Stg ”A”
1. What kind of line is used for diagonal(schoor) in a top view of a drawing?
a) __________
b) ……………..
c) ___ ___ ___
2. What is a name of this coupling?
a) weld coupling
b) cross coupling
c) swivel coupling
3. Where are swivel couplers mainly used for?
a) for mounting handrails
b) for mounting of a ledger
c) for mounting a ledger
4. What must you do immediately if a scaffold is unsafe?
a) you say it to a collegue and you have nothing further to do
b) warn the people who are at work and turn scafftag on
c) sign off the scafftag and alert principal/employer
5. Personal protective equipment shall be made available by:?
a) employee
b) employer
c) the safety officer
6. From what hight, on the basis of the law, do you need to use fall protection?
a) 1,5m
b) 2m
c) 2,5m
7. For a correct and safe prepared scaffold:
a) the scaffold builder may only make changes
b) the client may only make changes
c) both answers are correct
8. A scaffolding card (scafftag) aims to:
a) indicate that the scaffold is ready for use
b) indicate what material the scaffolding parts are made off
c) indicate the type of scaffold that is placed
9. What does an approved scaffold tube look like?
a) the tubes are straight and galvanized
b) the tubes are little crooked
c) the tubes have cracks and are corroded
10. Rejection Requirements regarding scaffolding parts?
a) long crack max 0,3 x length scaffold part
b) long crack max 0.9 x length scaffold part
c) contaminated with , for example, paint, cement, chemicals
11. What is the diameter of scaffolding pipe?
a) +/- 4 cm
b) +/- 5 cm
c) +/- 6cm
12. What is the width of scaffold plank?
a) 20 cm
b) 25 cm
c) 30 cm
13. On what height 1st handrail (middle one)must be placed?
a) 40 cm
b) 50 cm
c) 60 cm
14. How far should a scaffolding ladder at least protrude above the floor?
a) 50 cm
b) 70 cm
c) 100 cm
15. What is the maximum weight a scaffolder may lift alone?
a) 20 kg
b) 23 kg
c) 25 kg
16. How many cm is a scaffold plank at least cross over a transom?
a) 15 cm
17. A swivel couplingcan entrust with….kg?
a) 200 kg
b) 300 kg
c) 400 kg
18. What is the safest way to place a ladder in a scaffold?
a) on the outside of the scaffold
b) building it inside the scaffold (you get a hole in your workfloor)
c) mount a stairwell
19. What is main function of a diagonal?
a) the diagonalcan level a standard
b) a diagonal may serve as a handrail
c) a diagonal ensures the stability
20. What is the maximum distance from the scaffold to wall/object?
a) 10 cm
b) 20 cm
21. When should a scare floor be placed?
a) if the free space under the work floor is 2,5m
b) if the free space under the work floor is more than 4 m
c) if the free space under the work floor is more than 6m
22. What may the maximum distance between the transoms be with the use of 3 cm wood(thickness of the board)?
a) 70 cm
b) 80 cm
c) 90 cm
23. Which load(in kilograms)may be placed on the light scaffold per m2 floor area?
a) 100kg
b) 150kg
c) 250kg
24. What is the maximum load to stop wood/baseboard (thickness 50mm) within this picture?
a) 52kN
b) 54kN
c) 56kN
25. What is the name of this scaffold system?
a) cuplock
b) layher
c) crab
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