Building Construction
The type of joint commonly used at the junction of a principal rafter and tie beam in timber trusses is

Oblique mortise and tenon joint
Butt joint
Mitred joint
Mortise and tenon joint

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Building Construction
Gravels

Never swell when they come into contact with water
All listed here
Vary in size between 2 to 20 mm
Are cohesionless aggregates

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