IPC Plumbing Fixtures and Fittings 3

Question 1

According to the IPC, what minimum number of water closets must be provided for female occupants in an assembly occupancy with 150 women?

Accepted Answer

5

Answer

3

Answer

4

Answer

6

Question 2

What does the IPC specify about the drainage connection for a clothes washer standpipe?

Accepted Answer

The standpipe must be between 18 and 42 inches above the trap weir

Answer

The standpipe must be at least 18 inches tall

Answer

The standpipe must connect directly to the main drain without a trap

Answer

Any height standpipe is acceptable

Question 3

Under the IPC, what type of valve is required on the water supply to each individual plumbing fixture?

Accepted Answer

An accessible shutoff valve

Answer

A pressure-reducing valve

Answer

A check valve

Answer

No individual valve is required

Question 4

According to the IPC, what is the minimum trap size required for a residential kitchen sink?

Accepted Answer

1-1/2 inches

Answer

1-1/4 inches

Answer

2 inches

Answer

3 inches

Question 5

What does the IPC require regarding drinking fountain installations in buildings?

Accepted Answer

The number required depends on occupancy type and occupant load

Answer

One fountain per floor is always sufficient

Answer

Drinking fountains are optional in all buildings

Answer

Only buildings over 10,000 sq ft need fountains

Question 6

Under the IPC, what is the maximum distance a fixture trap can be located from the fixture outlet?

Accepted Answer

24 inches

Answer

12 inches

Answer

30 inches

Answer

No limit if properly vented