BC Chapter 14

Question 1

This type of demolition uses hand tools and machines to gradually decrease the height of the building.

p. 363

Answer 1

Piecemeal Demolition

Question 2

Deliberate demolition process that uses large machinery and equipment to reduce and entire structure to ground level.

p. 363

Answer 2

Controlled Collapse Demolition

Question 3

Controlled Collapse Demoloition is performed with larger equipment that may include:

(4)

p. 363

Answer 3

• Crane with demo ball
• Hydraulic pusher arms
• Wire rope pulling
• Explosives

Question 4

____________ is similar to landslides in that the ground gives away, but usually in the form of gradual sinking.

p. 368

Answer 4

Subsidence

Question 5

The primary cause of subsidence is:

p. 368

Answer 5

• the removal of large amounts of underground water or oil over many years.