PRAC Questions

Question 1

Which wall would be more subject to light and glare issues?
North, East, South, or West

Answer 1

South wall

Question 2

What does the IBC say about walls in restrooms?

Answer 2

public toilet and bathing rooms must have smooth, hard, nonabsorbent surfaces to a height of not less than 4 feet (1219 mm) above the floor.

Walls must also have smooth, hard, nonabsorbent finishes at certain distances around urinals and water closets and surrounding shower and tub compartments. This can be accomplished with ceramic tile as well as other applied vinyl or plastic coverings.

cement board is best for a substrate

Question 3

To allow for acoustical privacy, should walls be taken to the ceiling, 4” past the ceiling, or to the deck?

Answer 3

to the deck

Question 4

Where would you place the access panel for an AHU (air handling unit)

Answer 4

AHU access panels can go either directly underneath or adjacent to the unit where ductwork does not connect to the unit. In this case the symbol is showing the location of access, because a ceiling tile will be removed. The location should fit within the ceiling grid, and not conflict with other elements such as lighting.

Question 5

in what section/table can you find information about fire-rated doors in relation to fire-rated walls?

Answer 5

IBC Chapter 7 table 716.1(2)

if there is a corridor and other suite enclosure walls specified to be 1-hour rated, it would make the door 1/3 hour or 20 minutes fire-rated

Question 6

What are the minimum dimensions for a clear space below an accessible dining counter?

Answer 6

27”h X 30”w x 17”d

Question 7

What is accessible shower seat height?

Answer 7

17”min - 19”max

Question 8

Typical dining seat dimensions (dining chairs and barstools)

Answer 8

Dining Chairs: 17-22”d x 14”-20”w X 18”h
Barstools: 30”-34”h

Generally seat height is 12” below table or worksurface

Question 9

When the partition is fire-rated, what type of hardware is required for the door?

Answer 9

A closer

Question 10

Where is AFCI protection required?

Answer 10

dwelling unit kitchens, family rooms, dining rooms, living/parlor rooms, bedrooms, sunrooms, rec rooms, closets, hallways, laundry, and similar areas

USB outlets do not require AFCI unless paired with outlet of normal amperage

Question 11

What is the outlet spacing requirement for residential spaces per NEC?

Answer 11

outlets should be located so that no point along the floor line is more than 6 feet from an outlet. (from the middle)

Question 12

What appliances require 240v outlets?

Answer 12

dishwasher
range
washer
dryer
hot water heater
air handler unit

if the appliance is gas powered, usually it requires a 120v for the pilot light

Question 13

What is the accessible height of dining and work surfaces?

Answer 13

28” min and 34”max

(ICC A117.1 902.4)

Question 14

What chapter and section talks about maneuvering clearances in the ICC A117.1?

Answer 14

Chapter 3 section 305

Question 15

What does ANSI/BIFMA X5.9 do?

Answer 15

Provides current test methods for freestanding, moblie, and wall-mounted storage units. this also covers vertical and lateral units

Question 16

What spaces could benefit from a daylight sensor?

Answer 16

All occupied spaces within 15’ of an exterior window

Question 17

Where would you place a manual control or light reduction control function?

What is a light reduction control function?

Answer 17

provide in areas with time-switch controls – not in areas where occupant sensors are used

it is when you can control which lights are on and which are off. For example, select every other light trough to be on instead of all of them.

IECC C405.2.1

Question 18

What is the maximum accessible height for a sales/service counter?

Answer 18

36” max (minimum length is 30”)

Question 19

What is the height for electrical receptacles

Answer 19

18” AFF unless noted otherwise

Question 20

What is the clearance needed in front of an electrical panel?

Answer 20

36”

Question 21

a vertical change in the floor finish cannot exceed what height without a sloped transition?

Answer 21

1/4”

Question 22

Where should exit signs be placed?

Answer 22

Over doors, corridors, and at changes of direction

Wall-mounted over doors
Ceiling mounted in corridors

always refer to the program

Question 23

Where should smoke detectors be placed?

Answer 23

in each room, corridor, or area separated by partitions

Always refer to the program and look at the exhibit

Question 24

Where would you place emergency lights?

Answer 24

In an area that needs to be illuminated to exits. corridors and exits pathways and exit doors

A bathroom does not need an emergency light unless it exceeds 300sf

Question 25

Where would you place audio/visual alarms?

Answer 25

spots that would allow to be visible from any area of the room or space

Question 26

How would you place dimension lines/centerlines?

Answer 26

pull away from fixture for readibility

Question 27

How many grab bars are required for a roll-in shower?

Answer 27

2 grab bars are required

Question 28

what are the steps or the thinking process you would take when placing receptacles in a kitchen?

Answer 28

• All appliances require an outlet (240v for range/oven and dishwasher)
• Outlet required for each section of countertop 12” or wider. No more than 24” between outlets
• Provide convenience outlets on either side of the sink
• all outlets, even in the island must be GFCI

Look at the exhibit and program

Question 29

Should Xenon and LED be switched separately?

Answer 29

yes

Question 30

Where would required clearances be placed in a floor plan?

Answer 30

1.) provide turning circle at changes in direction
2.) Show corridor dimensions or path off travel
3.) show push/pull dimensions at interior doors in accessible spaces or path of travel