2018 IPC CH 8 Quiz

01. A __________ is required to discharge indirectly through an air gap to the sanitary drainage system.

• 1.       a. food-preparation sink
• 1.       b. pots-and-pans sink
• 1.       c. domestic dishwashing machine
• 1.       d. commercial dishwashing machine

02. A __________ is allowed to discharge through an air break into an indirect waste receptor.

• 2.       a. swimming pool deck drain
• 2.       b. food-preparation sink
• 2.       c. commercial dishwashing machine
• 2.       d. sterilizer

03. Floor drains in walk-in refrigerators of food establishments shall be __________.

• 3.       a. directly connected to the drainage system
• directly connected to the drainage system protected with a backwater valve
• indirectly connected to the drainage system by means of an air gap
• indirectly connected to the drainage system by means of an air break

04. Fixtures that discharge through an indirect waste connection are required to be trapped when the fixture drain exceeds __________ inches in horizontal developed length.

• 4.       a. 36
• 4.       b. 72
• 4.       c. 30
• 4.       d. 48

05. An indirect waste receptor must be sized based on the ____________ of the fixtures served.

• 5.       a. largest indirect waste pipe b. maximum discharge
• 5.       b. maximum discharge
• 5.       c. fixture units
• 5.       d. function

06. A hub drain receiving the discharge from an ice storage bin through an air gap and connected to the sanitary drainage system is not required to __________.

• 6.       a. be trapped and vented
• 6.       be equipped with a removable strainer
• 6.       c. be designed and installed to prevent splashing
• 6.       d. extend a minimum of 1 inch above the surrounding floor

07. Corrosive liquids that may harm drainage piping are prohibited from being discharged to the sanitary drainage system unless first __________.

• 7.       a. permitted for discharge by state and federal agencies
• 7.       filtered through a diatomaceous earth filtration system
• 7.       c. diluted by water or passed through a neutralizing medium
• tested to determine that they are not corrosive to the piping system

08. Indirect waste receptors require __________.

• 8.       a. a splash guard
• 8.       b. ready access
• 8.       c. an air gap
• 8.       d. a deep seal trap

09. Chemical drainage systems require __________.

• 9.       a. separation from the sanitary drainage and vent system
• 9.       installation above ground
• mtrls of borosilicate glass, polyvinylidene plastic, polyethylene
• 9.       d. installation underground

10. Automatic clothes washer standpipes are limited to a maximum height of __________ inches above the trap weir.

• 10.   a. 18
• 10.   b. 24
• 10.   c. 30
• 10.   d. 42