NKBA AKBD Bath Planning

1. As a designer, it is important that your designs meet existing codes. Since the clients live in another town, what would the best option for you to ensure compliance with all applicable codes?

Use the NKBA guidelines

Check local codes for the area

Check to see if there is local code enforcement

You will always be safe if you reference the IRC

chapter 2

Explanation

chapter 2

2. Listed below are four things that are important in eliminating moisture and mold problems in the bath. Which one is the most important?

Application of moisture resistant wall board

Application of whole house moisture barrier

Mildew resistant paint

Good ventilation

chapter 3

Explanation

chapter 3

3. A utility bath is planned for a new addition in the client's home. They would like to include a separate washer and dryer in the bath space. Both appliances are electric. What are the electrical requirements for these two appliances?

240 volt - 20 amp washer, 140 volt - 20 amp dryer

120 volt - 50 amp washer, 240 volt - 50 amp dryer

120 volt - 30 amp washer, 240 volt - 30 amp dryer

120 volt - 20 amp washer, 240 volt - 50 amp dryer

chapter 9

Explanation

chapter 9

4. Your clients are in their late 60's and have asked you to design their bath to meet their needs for several years. Both are healthy but they plan to live in their home for a long time. You have suggested that they might want to make the space wheelchair accessible. They agree and ask for your advice. You suggest a space for a wheelchair to turn around without backing up. What is the shape & dimension of the space you recommend?

A circle with a diameter of 60"

A circle with a diameter of 54"

A space in front of the door at least 36" x 70".

chapter 6

Explanation

chapter 6

5. You are adding a new bath in a basement. The toilet will be 3" below the sewer line serving the home. Which one of the following toilets would you recommend?

Wall hung

Ejector

Composting

Reverse siphon

chapter 2

Explanation

chapter 2

6. Linoleum replaced the white tile look in what decade?

1940's

1930's

1920's

1910'a

chapter 1

Explanation

chapter 1

7. Your design includes a transfer shower. What is the minimum size for this type of shower?

36" x 36"

36" x 42"

42" x 42"

36" x 60"

chapter 6

Explanation

chapter 6

8. You are planning a powder room bath below a staircase leading to the upper level. You are concerned about the space in front of the lav. and toilet. According to the IRC, what is the minimum space (floor to ceiling) permitted over the two fixtures?

72"

78"

80"

96"

chapter 6

Explanation

chapter 6

9. Plumbing codes are important when insuring the health, safety, and welfare of your clients. The Bureau of Standards for basic plumbing was the first attempt at any plumbing standards. When were they introduced in the US?

1910

1918

1924

1944

chapter 1

Explanation

chapter 1

10. You are planning a 30" wide recessed medicine cabinet in a wall. The previous medicine cabinet was flush mounted. What is the most important thing the designer must consider with all applicable codes?

Thickness of drywall

Size of studs

Access to electricity

Load/non-load bearing wall

chapter 2

Explanation

chapter 2

11. Use the example above for this question. Since space is an issue, you decided to apply the code IRC dimension rather than the dimension recommended by the NKBA. What was your choice for the distance between the wall and lav.?

20"

21"

27"

30"

appendix a

Explanation

appendix a

12. Your design includes a bathtub against an exterior wall with a window above. You are concerned about the distance from the standing surface of the tub to the glass. If it is too close you will need to replace the existing glass with tempered glass. What is the IRC requirement for this distance?

60" from standing surface to the bottom of the window.

54" from standing surface to the top of the window.

54" from standing surface to the bottom of the window.

60" from standing surface to the top of the window.

appendix a, page 405

Explanation

appendix a, page 405

13. Designer "L" is working with a client who would like a hanging light fixture placed over their whirlpool tub. The deck of the bathtub is 16" AFF. The fixture will hang down from the ceiling 30". If you are to meet the IRC requirement, the ceiling must be at least ___ high?

8'-0"

10'-0"

12'-0"

14'-0"

appendix a, pg. 416

Explanation

appendix a, pg. 416

14. What is the minimum clear floor space in front of a transfer shower?

36" x 36"

36" x 42"

36" x 48"

36" x 60"

appendix a, page 386-7.

Explanation

appendix a, page 386-7.

15. You are placing a lav. across from a wall in a very small bath. You want to be sure there is room for your clients to wash their hands and face, but they also need a vanity as large as possible for storage in the small space. How much space is required in front of a lav. for the average person to stand and wash their face and hands?

21" for hand washing and face washing

18" for hand washing and 21" for face washing

20" for hand washing and 18" for face washing

18" for hand washing and 20" for face washing

chapter 6

Explanation

chapter 6

Nkba AKBD Bath Planning