Theory Ilm A

Front 1

Name the major vents in a plumbing system:

Back 1

Vent header, vent stack, stack vent

Front 2

What table are dual vents sized from?

Back 2

2.5.7.1.

Front 3

Name the vents that must be full size throughout their entire lengths:

Back 3

Stack vents, vent stacks, continuous vents, relief vents

Front 4

Name the vents that must be increased as the load increases:

Back 4

Branch vents and vent headers

Front 5

Continuous vents are a _________ of a/an ______or ______.

Back 5

Vertical extension

Branch

Fixture Drain

Front 6

How are sump vents sized?

Back 6

One size smaller than largest branch or fixture drain draining into the sump , not less than 2”, no greater than 4”

Front 7

The developed length of a Branch is measured from the ______________ ________ to its termination in a/an _________ ______ or open air.

Back 7

Farthest soil pipe connection

Major Vent

Front 8

All vents must conform to table_______, the mother of Vent tables

Back 8

2.5.7.1.

Front 9

When sizing an individual vent use table____

Back 9

2.5.7.1.

Front 10

Every roof increaser must be _________than the Vent it serves , but never less than ____”

Back 10

One size larger

3”

Front 11

Continuous vents are sized from tables ____and table ______

Back 11

2.5.7.1.

2.5.8.3.

Front 12

The diameter of a stack vent is sized by table 2.5.8.4. but May not be less than ___________ of the ________________ at its base.

Back 12

One half the size

Soil or waste stack

Front 13

The longest allowable trap arm is found in a _____” __________.

Back 13

4” floor drain

Front 14

The minimum size of a roof increaser is __X___”

Back 14

11/4”X3”

Front 15

Wet vents are sized using table ________

Back 15

2.5.8.1.

Front 16

A fixture or branch , from separately vented fixtures, not exceeding a hydraulic load not greater than 2 fixtures units may connect to a _____ vent downstream of the _______ Vent provided its _____is included when sizing the _____ portion.

Back 16

Wet vent

Continuous vent

Load

Wet vent

Front 17

What is the density of water?

Back 17

.433

Front 18

Hydraulic load and trap size of a Lavatory?

Back 18

1 with 11/4” trap

Front 19

Hydraulic load of a water closet?

Back 19

4

6 w/ flush valve

Front 20

Hydraulic load and trap size of a bathtub, shower, or bathtub with shower?

Back 20

11/2”

Front 21

Hydraulic load and trap size of a sink?

Back 21

11/2”

Front 22

Hydraulic load of a bathroom group

Back 22

6

8 w/ direct flush valve

Front 23

Done

Back 23

?