Interiors

Question 1

What is the most common problem with ceramic floor tiles?

Answer 1

Cracking due to subflooring which is not stiff enough.

Question 2

When does stairway lighting requires switchse at both the top and bottom of the stairs?

Answer 2

• When stairs have more than 3 treads/risers (CA)
• When stairs have more than 6 treads/risers (US)

Question 3

What are the 3 layers referred to in a plaster/wood lath wall?

Answer 3

Layer 1: Scratch coat
Layer 2: Brown coat
Layer 3: Finish coat

Question 4

What could be a cause of squeaky flooring?

Answer 4

Subflooring not adequately secured to joists.

Question 5

What are some interior structural clues?

Answer 5

• Cracks on interior finishes shown outside
• Walls out of plumb
• Wall movement (corners) of more than 1/4”
• Gaps between walls and ceilings
• Cracked and/or sagging partition walls

Question 6

What are the purposes of a window?

Answer 6

1) Light
2) Ventilation
3) Emergency exit

Question 7

How is Tempered Safety Glass made?

Answer 7

By heating it and rapidly cooling it. (stronger than regular glass)

• Check for etching on glass where safety glass is required.

Question 8

When is Temperered Safety Glass required?

Answer 8

1) Top >36” above walking surface
2) Opening >9 sq.ft. opening
3) Bottom <18” above ground
4) Walking surface <36” in front

Sidelites within 24” of entry door, <60” high.
Windows in doors >3” high.

• Showers, glass doors, patio doors, etc.