Interior Systems & Door Frames

Question 1

How many storeys can you frame up to with steel stud

Answer 1

5 storeys

Question 2

Steel stud offers opportunities for

Answer 2

Economy, structural requirements, and construction time also fire rating and easy insulated for energy conservation

Question 3

Advantages for steel stud include

Answer 3

-Does not shrink rot or warp
-No insect infestation
-Price stability
-readily available
- flexible design/material savings
-uniform quality

Question 4

One disadvantage to steel studs

Answer 4

More thermal bridging

Question 5

Gauges available for “hot dipped galvanized steel” load bearing studs

Answer 5

20,18,16,14

Question 6

Gauges available in regular galvanized non load bearing studs

Answer 6

25,22,20

Question 7

Allowable fasteners for non load bearing include

Answer 7

Screws crimping or welding

Question 8

Allowable fasteners for load Bering include

Answer 8

Screws or welding

Question 9

Often used/Common steel stud screw

Answer 9

Wafer head

Question 10

Panels should be installed on steel studs going which direction

Answer 10

Leading edge is fastened to open face side of stud

Question 11

Minimum penetration of a screw through steel stud framing

Answer 11

10 mm (3/8”)

Question 12

Tight curves in drywall can be achieved with

Answer 12

Thin 1/4” layers, wetting, and saw kerfs

Question 13

How many coats of joint compound is applied

Answer 13

Typically Three

Embedding coat
Second coat
Finish coat

Question 14

Sizing of metal lath

Answer 14

Typ 675mmx2400mm

Question 15

Size of gypsum lath

Answer 15

400mmx1200mm (16”x24”)
10mm or 12mm thick

Question 16

Difference between progressive and non progressive erection system

Answer 16

Progressive: panel assembly begins at one end towards another (permanent)

Non-progressive : permit individual panels to be moved

Question 17

A suspended ceiling system involves…

Answer 17

A variety of anchors, wires, channels, and tiles

Question 18

Channels and tracks can be fastened together with

Answer 18

Built in clips and connectors or with screws and rivets

Question 19

Hangers for suspended ceiling systems

Answer 19

Must be galvanized wire and spaced no more the 4’ o/c

Question 20

Clearances of suspended ceilings

Answer 20

6” between old and new ceilings
2” between pipes wires or obstacles

Question 21

In a non reflective ceiling the main fees run

Answer 21

The length of the room

Question 22

How are corners installed

Answer 22

Outside corners are mitred
Inside for corners are butted

Question 23

Main tee lengths

Answer 23

3000mm and 3660mm (10’ and 12’)

Question 24

Cross tee lengths

Answer 24

600mm, 1200mm, and 1500mm
(2’, 4’, or 5’)

Question 25

Cross tees are inserted and removed by

Answer 25

Inserted Into the left side of the main tee slot

And removed by depressing a tab with a screwdriver