Recent questions tagged scaffolding

Description : The travel distance to an exit point on a working platform must be no more than? a. 7.4m b. 45m c. 15m d. 60m

Last Answer : c. 15m

Description : The vertical distance clearance between the bottoms of the toe board? a. 0mm (0 inch) b. 6mm ( ¼ inch) c. 3mm ( 1/8 inch)

Last Answer : b. 6mm ( ¼ inch)

Description : The width of a scaffold platform or walkways must be at least? a. 3 planks 675mm (27 inches) b. 2 planks 450mm (18 inches) c. 5 planks 1,125mm (45 inches) d. 4 planks 900mm (30 inches)

Last Answer : a. 3 planks 675mm (27 inches)

Description : A guardrail system must be fitted if the distance between a working platform a wall is more than? a. 100mm (4 inches) b. 360mm (14 inches) c. 200mm (8 inches) d. 460mm (18 inches)

Last Answer : b. 360mm (14 inches)

Description : The vertical spacing between ties must be no more than? a. 8m (26 feet) b. 10m (33 feet) c. 12m (39 feet) d. 6m (20 feet)

Last Answer : a. 8m (26 feet)

Description : hat is the horizontal spacing between tie? a. No more than 5m (16 feet) b. No more than 9m (30 feet) c. No more than 7m (23 feet) d. No more than 38m (125 feet)

Last Answer : b. No more than 9m (30 feet)

Description : What is the minimum overlap required when splicing bracing? a. 300mm (12 inches) b. 400mm (16 inches) c. 600mm (24 inches) d. 450mm (18 inches)

Last Answer : a. 300mm (12 inches)

Description : Screw jack can be adjusted no more than? a. 300mm (12 inches) of threaded length showing b. 2/3 of the total threaded length showing c. 150mm (6 inches) of threaded length showing d. 1/3 of the total threaded length showing

Last Answer : b. 2/3 of the total threaded length showing

Description : Planks must be overlapped a minimum of ------

Last Answer : 12 inches.

Description : What is the maximum height allowed between ladder landings?

Last Answer : 6m (or 3 lifts)

Description : The height of a toe board must be at least? a. 100mm (4 inches) b. 200mm (8 inches) c. 150mm (6 inches) d. 230mm (9 inches)

Last Answer : c. 150mm (6 inches)

Description : What is the main function of bracing? a. To correct any incorrect measurements b. To enable easy inspection of the scaffold c. To make the scaffold square d. To add rigidity to the scaffold

Last Answer : d. To add rigidity to the scaffold

Description : What maximum load would you place on a right angle coupler?

Last Answer : 630kg (or 630kgf or 6.25kN)

Description : What is the maximum load you would lift with a gin wheel?

Last Answer : 50kg

Description : The headroom above a working platform must be at least? a. 1.6m b. 2.1m c. 2m d. 2.6m

Last Answer : c. 2m

Description : The gap between scaffold planks (boards) must be no more than? a. 150mm (6 inches) b. 50mm (2 inches) c. 75mm (3 inches) d. 25mm (1 inch)

Last Answer : d. 25mm (1 inch)

Description : At what height must top rails be fitted above working platform? a. Between 90 cm (35 inches) and 110 cm (43 inches) b. Between 100 cm (39 inches) and 120 cm (47 inches) c. Between 95 cm (38 inches) and 115 cm ( 45 inches) d. Between 105 cm (41 inches)and 125 cm (49 inches)

Last Answer : c. Between 95 cm (38 inches) and 115 cm ( 45 inches)

Description : What is the minimum height an access ladder must extend above the landing?

Last Answer : 1m

Description : What is the maximum distance that bracing can be installed from a node point on a scaffold? a. 200mm (8 inches) b. 300mm (12 inches) c. 150mm (6 inches) d. 250mm (10 inches)

Last Answer : b. 300mm (12 inches)

Description : What is the maximum number of open bays if transverse zig zag bracing is installed along the width of a birdcage scaffold? a. Four b. Three c. Five d. Six

Last Answer : b. Three

Description : Where must longitudinal (façade) bracing be installed on a length whose is greater than its height? a. Every Third post b. Every post c. Every Fifth post d. Every Second post

Last Answer : c. Every Fifth post

Description : At what angle must zig zag bracing be installed? a. 35-55 degree b. 35-60 degree c. 25-45 degree d. 35-70 degree

Last Answer : a. 35-55 degree

Description : What is the main function of bracing? a. To correct any incorrect measurements b. To enable easy inspection of the scaffold c. To make the scaffold square d. To add rigidity to the scaffold

Last Answer : d. To add rigidity to the scaffold

Description : What minimum width of timber would you use as a soleplate?

Last Answer : 220mm (or 225mm, or the width of a scaffold plank)

Description : What is the minimum size of a square baseplate?

Last Answer : 150mm x 150mm (or 225cm2)

Description : What is the height of the base lift (kicker lift) on a typical tube and coupler scaffold? a. 225mm (9 inches) b. 300mm (12 inches) c. 150mm (6 inches) d. 100mm (4 inches)

Last Answer : c. 150mm (6 inches

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