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 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 : Planks must be overlapped a minimum of ------
Last Answer : 12 inches.
Description : What is the minimum height an access ladder must extend above the landing?
Last Answer : 1m
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 : 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 : 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 : 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 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 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 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
Description : For determining the ultimate bearing capacity of soil, the recommended size of a square bearing plate to be used in load plate test should be 30 to 75 cm square with a minimum thickness of (A) 5 mm (B) 10 mm (C) 15 mm (D) 25 mm
Last Answer : Answer: Option D
Description : What is the best method for bending aluminum square tubing while keeping a tight radius and minimum distortion?
Last Answer : Buy a pipe bender from a hardware store. Then fill the pipe with water and freeze it, this will stop it form compressing.
Description : Find two number whose sum is 100 and the sum of twice of first part and square of the second is minimum.
Last Answer : Find two number whose sum is 100 and the sum of twice of first part and square of the second is minimum.
Description : he minimum compressive strength of first class brick should be a) 75 kg per centimeter square b) 90 kg per centimeter square c) 100 kg per centimeter square* d) 120 kg per centimeter square
Last Answer : c) 100 kg per centimeter square*
Description : Minimum length of check rail for square crossing shall be -------- more than the width of gate a) 1 meters b) 2 meters* c) 3 meters d) 5 meters
Last Answer : b) 2 meters*