24509923
Descripción
Test por John Hodgson, actualizado hace más de 1 año
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Creado por John Hodgson
hace casi 4 años
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Pregunta 1
Pregunta
What kind of bricks are recommended to build a brick inspection chamber?
Respuesta
-
Clay common brick
-
Engineering brick
-
Facing brick
-
Sand-lime brick
Pregunta 2
Pregunta
Why is English bond an excellent bond to use for an inspection chamber?
Respuesta
-
It is aesthetic
-
It is one of the weakest bonds and allows for movement
-
You need fewer bricks to build the wall
-
It is a strong bond which resists structural forces
Pregunta 3
Pregunta
How many bricks per m2 are typically needed for an inspection chamber?
Respuesta
-
60
-
120
-
180
-
20
Pregunta 4
Pregunta
A rocker pipe is a joint that allows slight movement so that the drainage is not damaged if minor settlement occurs
Respuesta
- True
- False
Pregunta 5
Pregunta
Benching refers to the gradient of a pipe
Respuesta
- True
- False
Pregunta 6
Pregunta
What should the gauge of 4 courses measure using standard bricks?
Respuesta
-
75mm
-
150mm
-
300mm
-
450mm
Pregunta 7
Pregunta
What are step irons used for?
Respuesta
-
They are built into a wall to strengthen it below ground
-
They are used to create perfect 10mm joints between the bricks
-
They are steps built into a chamber to allow a person access
-
They are step ladders to allow access into a trench
Pregunta 8
Pregunta
Benching is made from bricks and limestone.
Respuesta
- True
- False
Pregunta 9
Pregunta
What should be the length of 4 standard bricks when laid lengthways on mortar?
Respuesta
-
225mm
-
890mm
-
900mm
-
1790mm
Pregunta 10
Pregunta
A suitable mix to use below ground is 1:6.
Respuesta
- True
- False
Pregunta 11
Pregunta
What is a suitable base for an inspection chamber?
Respuesta
-
Concrete foundation
-
Gravel
-
Clay
-
Hardcore
Pregunta 12
Pregunta
In a 1:6 mortar mix, what does the 1 refer to?
Respuesta
-
Sand
-
Gravel
-
Ballast
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Cement
Pregunta 13
Pregunta
In a 1:6 mortar mix, what does the 6 refer to?
Respuesta
-
Sand
-
Stone
-
Gravel
-
Cement
Pregunta 14
Pregunta
Where should a queen closure be placed in a wall?
Respuesta
-
Any place it is needed
-
In the direct centre of the wall
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Next to the corner header
-
On the bottom course for strength purposes
Pregunta 15
Pregunta
Bricklaying mortar is usually made using sharp sand.
Respuesta
- True
- False
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