Glazing, IRC R308

Question 1

Multipane assemblies having individual panes not exceeding 1 sq ft, in exposed area shall have at least one pane in the assembly identified in accordance with IRC Section R308.1. All other panes in the assembly shall be labeled ________ as appropriate.

a. 16 CFR 1200
b. 16 CFR 1201
c. 16 CFR 1202
d. 16 CFR 1203

Answer 1

c. 16 CFR 1202

[IRC R308.1.1]

Question 2

Glazing in a fixed or operable panel adjacent to a door where the nearest vertical edge of the glazing is within a _____ arc of either vertical edge of the door in a closed position & where the bottom exposed edge of the glazing is less than _____ above the floor or walking surface shall be considered a hazardous location.

a. 24’’, 30’’
b. 30’’, 22,,
c. 24’’, 60’’
d. 30’’, 60’’

Answer 2

c. 24’’, 60’’

[IRC R308.4.2]

Question 3

Glazing in an individual fixed or operable panel that meets all of the following conditions, shall be considered a hazardous location.

a. EXPOSED area is LARGER than 9 sq ft.
b. BOTTOM edge of the glazing is LESS than 18’’ above the floor.
c. TOP edge of the glazing is MORE than 36’’ above the floor.
d. One or more walking surfaces are WITHIN 36’’, horizontally & in a straight line of the glazing.
e. ALL OF THE ABOVE

Answer 3

e. ALL OF THE ABOVE

[IRC R308.4.3]

Question 4

Glazing in guards or railings, including structural baluster panels & non-structural in-fill panels, regardless of area or height above a walking surface ______ be considered a hazardous location.

a. SHALL
b. SHALL NOT

Answer 4

a. SHALL

[IRC R308.4.4]

Question 5

Glazing in walls, enclosures or fences containing or facing hot tubs, spas, whirlpools, saunas, steam rooms, bathtubs, showers & indoor/outdoor pools where the bottom exposed edge of the glazing is less than _____ measured vertically above any standing or walking surface shall be considered a hazardous location. EXCEPTION: Glazing that is more than ______ horizontally & in a straight line from the waters edge.

a. 30’’, 30’’
b. 45’’, 45’’
c. 60’’, 60’’
d. 72’’, 72’’

Answer 5

c. 60’’, 60’’

[IRC R308.4.5]

Question 6

Glazing where the bottom exposed edge of the glazing is less than ________ above the plane of the adjacent walking surface of stairways, landings between flights of stairs & ramps shall be considered a hazardous location.

a. 24’’
b. 36’’
c. 60’’
d. 72’’

Answer 6

b. 36’’

[IRC R308.4.6]

Question 7

Glazing adjacent to the landing at the bottom of a stairway where the glazing is less than _____ above the landing and within a _______horizontal arc less than 180 degrees from the bottom tread nosing shall be considered to be a hazardous location.

a. 30’’, 60’’
b. 32’’, 60’’
c, 36’’, 60’’
d. 36’’, 72’’

Answer 7

c, 36’’, 60’’

[IRC R308.4.7]

Question 8

The glazing is protected by a guard complying with Section R312 and the plane of the glass is more than _______from the guard.

a. 10’’
b. 12’’
c. 18’’
d. 22’’

Answer 8

c. 18’’

[IRC R308.4.7 (Exception)]