Ontario Building Code Assignment

Question 1

May a un-listed cable be ran 2 meters exposed inside a building?

Answer 1

Yes

Question 2

What are the requirements of a service room located in combustible construction, in which an exposed unlisted communications service entrance cable over 3 meters long is placed?

Answer 2

Must be → separated from the rest of the building,

Fire rating of → not less than 1 hour

Question 3

Describe all the methods that may be used to install 6 meters of unlisted communications service entrance cable, in a building constructed of noncombustible material?

Answer 3

Totally enclosed in a noncombustible raceway,
Concealed spaces in walls,
Concrete slabs,
Service room separated with a 1 hr fire separation,
Totally enclosed in a nonmetallic raceway

Question 4

What are the ‘FT Rating” of cables that may be installed exposed in a computer room floor? (please select one or more)

Answer 4

FT1,
FT4,
FT6

Question 5

Service Room is used to describe the area within a building that contains electrical equipment.

Answer 5

True

Question 6

Under what conditions may a plywood backboard be used in a telecommunications room of a noncombustible construction?

Answer 6

Plywood not more than 25 mm thick,
Flame-spread rating of not more than 150

Question 7

How should electrical outlet boxes be installed on opposite sides of a firewall in a building constructed of noncombustible materials without using fire stop material?

Answer 7

Separated horizontally not less than → 600 mm,
Boxes must be → Installed in adjacent stud cavities

Question 8

What must be done to avoid using fire stop material when penetrating a membrane of a fire wall with a rigid conduit in a building constructed of noncombustible materials?

Answer 8

Tightly fitted