G1 and G4

The shutters and bottom support of non-cantilever slab is removed within minimum of _ days

• 7 days
• 14 days
• 28 days
• 21 days

Shotcrete is used in

• Repairing surfaces
• Dam surfaces
• Curved surfaces
• All of the Above

The shutters and bottom support of non-contiliver beam can be removed within minimum of _

• 7 days
• 14 days
• 28 days
• 21 days

Bitumen is used in construction to provide _

• Protective Surface
• Shining Surface
• Decorative Surface
• All of the Above

First test on concrete is done after _ days

• 7 days
• 14 days
• 28 days
• 3 days

Core samples are taken for finding _

• tensile strength
• compressive strength
• water absorption
• surface hardness

Rebound smidth hammer test is _

• Destructive test
• non-destructive
• cohesion test
• All of above

Core samples are taken after _ days

• 7 days
• 14 days
• 28 days
• 10 days

Density of Aluminum is _ Kg/m3 in normal temperature

• 3500
• 2700
• 2500
• 3000

Which type of cement is used in normal slabs

• SRC
• OPC
• non-shrinkage
• Rapid Hardening