Plumbing year 2 final

Cities within the State of Idaho must adopt and enforce the State Plumbing rules and laws.

False

Once a building begins to be remodeled, all plumbing contained within said building shall be made to comply with current codes.

False

The formula used to express the relationships among the sides of a right triangle is called the _______.

Pythagorean theorem

A person alleged to be in violation of provisions of this code will notified by _____________ of the time and location of his hearing.

Registered Mail

Fixtures on the floors above the backwater valve must discharge into the sewer downstream of the backwater valve.

True

Static pressure is pressure existing without any flow.

True

When an existing building changes use or occupancy, all plumbing systems within must be brought into compliance with current codes.

True

3" pipe can handle up to [a] fixture units horizontally, [b] fixture units vertically, but only [c] toilets horizontally and [d] toilets vertically.

a 35 b 48 c 3 d 4

Duties of the Plumbing Department Progam Manager at the division of building safety include: (check all that apply)

a. Appoint licensed inspectors. b. Take action to prevent any person not in compliance with State of Idaho plumbing laws from further violations. c. Summon witnesses to testify before him. d. Administer oaths of witnesses appearing before him. h. Impose civil penalties as provided.

All plumbing inspectors within the State of Idaho shall have the following qualifications: (pick all that apply)

a. have not less than 5 years experience in the plumbing trade c. have a journeyman plumber's license f. be fully familiar with the plumbing codes

Copper water tube Type "M" may be installed within a building______.

above ground only

Current is measured in_____.

amperes

A water heater is installed on the roof of a building more than 15 feet in height. The code requires______to the roof unless other means acceptable to the AHJ are used.

an inside means of access

No plumbing system, drainage system, building sewer, private sewage disposal system, or parts therof, shall be located in ___________________.

any lot other than the lot that is the site of the building servied by such facilities

An assembly of listed semi-ridgid or flexible tubing and fittings to carry fuel between a fuel-piping outlet and a fuel-burning appliance.

appliance fuel connector

________drawings serve as the permanent record of a project.

as-built

Hard-drawn copper tubing, marked with a blue stripe, is referred to as type ______.

"L"

A 4" sewer pipe is 94 feet from the test wye at the sewer to the stub into the home. The cleanout is 36" tall from center to the cleanout plug. If your hose is putting out 3 1/2 gallons per minute, how long will it take to fill the pipe with water?

18

PEX tubing shall not be installed within the first _______ inches of piping connected to a water heater.

18

The clearance required in front of a 2 inch cleanout shall not be less than ________________.

18 inches

Codes require the height of washing machine standpipes to be at least _______.

18"

A DPDT switch can control____circuit(s

2

Rolling offsets form ___ right triangle(s)

2

The minimum size drain line for a wall-hung urinal is ________ inches.

2

Compared to a 1/2" pipe, how much more water will a 3/4" pipe hold?

2-1/4 times more

The drainage fixture unit value assigned to a bathtub or combination bath/shower is _________.

2.0

Flexible corrugated connectors of copper or stainless steel for water heater connectors shall be limited to ________ inches.

24

The clear space in front of any water closet or bidet shall not be less than ___________ inches.

24

Water closets set side by side shall be no closer than ______ inches center to center.

30

With two noted exceptions, all shower compartments and receptors shall be capable of encompassing a ______ inch diameter circle

30

in an isometric drawing, all vertical lines are depicted vertically, and all horizontal lines are projected at a _________ angle.

30-degree

The T rating limits the maximum temperaturer rise of ________ degrees F above its initial temperature through the penetration on the no fire side.

325

To ensure lavatories and sinks are installed in compliance with ADA guidelines, ensure that the heights of the front of the fixture's rim or counter from the floor is no more than ____ inches.

34

Convert 6' 8 3/8" to decimal feet.

6.7

The available pressure at the water meter is 80 psi. At the highest supply outlet, 36 feet above the water meter, the pressure would be ____ psi

62

A three-bedroom home with two bathrooms is equipped with a gas storage-type water heater. The minimum capacity for the water heater in accordance with the first hour ratings is______. (UPC Table 501.1(1) Revision is found at IDAPA 24.39.20 line 10)

62 gallon

The true offset for an installation with a rise of 5-5/8 inches and an offset of 4-7/8 inches is ___ inches.

7-7/16

In addition to meeting the requrements for firestop protection in this chapter, the protection of the penetration must meet any additional requirements in the ____________________.

Building Code and this chapter

Each outlet on a nonpotable waterline that may be used for drinking purposes shall be posted_______.

CAUTION- NONPOTABLE WATER DO NOT DRINK

During periods of normal demand,___ immersion element(s) in an electric water heater can be used.

both

When the backflow prevention device does not bear a critical level marking, the part of the device that shall constitute the critical level is the _________________.

bottom

Screws or bolts for securing floor-mounted fixtures shall be made of __________.

brass

That part of the lowest piping of a drainage system that receives the discharge from soil, waste, and other drainage pipes inside the walls of the building and conveys it to a point 2 feet outside the building wall is a __________________.

building drain

For single-family dwellings, what are the requirements for sewage ejector pumps? (Pick all that apply)

c. Not less than 2" discharge. e. Must pass a 1 1/2" solid ball f. Must have a backwater valve and gate valve installed on the discharge line. g. Capable of pumping not less than 20 gpm.

What are the requirements for "public use" sewage pumps? (pick all that apply)

c. Operate independantly when one pump fails d. Have an audio and visual high-water alarm. e. Must function alternately. f. All parts must be accessible. i. Lowest inlet shall be two inches above the turn-on level. j. Must have dual pumps.

A horizontal drain that is sized to provide free movement of air above the flow line of the drain is called a __________________.

combination waste and vent

Where piping penetrates a rated assembly, __________________ piping shall not connect to noncombustible piping unless it can be demonstrated that the transition complies with this chapter.

combustible

Prior to being __________________, piping penetrations shall be inspected by the Authority Having Jurisdiction to verify compliance.

concealed

A vertical vent that is a continuation of the drain to which it connects is a __________________.

continuous vent

You are installing the water supply system for an apartment building. To allow individual apartments to be isolated for repair and servicing, install____on the water lines to each apartment.

control valves

Drainage piping serving fixture below the ______________ of the main sewer shall drain into an approved water-tight sump.

crown level

A water heater that is constructed and installed so that all air for combustion is derived directly from the outside atmosphere and all flue gasses are discharged to the outside atmosphere is a____

direct-vent appliance

A request for information (RFI) ____________.

points out an error on, or question about, the plans

A transformer is used to____.

raise or lower voltage

Once construction is underway, modification to the plans are submitted as either _____.

revisions or change orders

Before touching de-energized wires, always _______.

short components to ground

The maximum fixture unit loading allowed on a 2 inch waste stack is __________.

sixteen

A joint obtained by the joining of metal parts with metallic mixtures or alloys that melt at a temperature up to and including 840 degrees Fahrenheit is a _________________.

soldered joint

Control devices that use electromagnets to operate valves are called____.

soleniods

The pressure rating: "SWP" stands for _______________.

steam working pressure

If an AHJ permits an "alternative engineered design,"_______.

the approval shall have no effect beyond that AHJ boundary.

The piping route in most water supply systems is determined by_______.

the least amount of pipe and fittings required to ensure proper flow to all fixtures in the system

Backwater valves shall be installed when there are fixtures on a floor level that is lower than ______________.

the next upstream manhole.

When calculating an offset using 45-degree elbows, ____________.

the rise and the run are equal

The curb or threshold of a shower compartment may be eliminated ______________.

to comply with accessibility standards

To find the run in a rolling offset, multiply the __________ by the constant for the fitting angle

true offset

You should never attempt to repair a valve that is _____________.

under pressure

Any pressure less than that exerted by atmosphere is a (an) ___________________.

vacuum

Every water supply to a urinal shall be protected by an approved _______________.

vacuum breaker

1 1/2 pipe is rated at [a] vent fixture units, but it cannot be used with [b]. Pick all that apply.

water closets six unit traps 8

Deviations from this codes are permitted when _______________.

work is done in existing buildings.

You should know how to read mechanical drawings because_______.

you may have to install the piping that connects to the HVAC units

A 120 V circuit containing a 1,500W load draws a current of

12.5A

After allowing for friction and other pressure losses, the residual water pressure shall be at least_____.

15 psi

The distance between a water heater and the union on the water lines shall not be more than _____ inches.

12

The minimum distance from a side wall or partition to the center of a urinal shall be _______ inches.

12

Ballcocks in water closet tanks shall be installed so that the critical level of the water inlet is above the full opening of the overflow pipe at least ____ inch(es).

1

The minimum size trap and trap arm for a bathtub is ___________ inches.

1 1/2

When supporting horizontal piping 5-inches in diameter with hangers, a _______ inch diameter rod shall be used.

1/2

A common slope for a shower subfloor, measured from the wall framing to the edge of the drain base, is _____ per foot.

1/4"

Maximum hot water temperature permitted for a bidet installation shall be _____________.

110°F

Sewage pump vents may be combined with other vents.

Yes

Any water system that prevents dissipation of building pressure back into the water main shall be provided with an approved, listed, and adequately sized ____________ or other approved device.

expansion tank

FVIR stands for _______.

flammable vapor ignition resistant

Ball cocks are also known as _____.

float-controlled valves

A valve that is designed to carry gas is marked of the valve body with the letter _____.

g

Ensure that lines have proper___to permit LP gas to flow back underground piping and change back into vapor.

grade

The color stripe on Type "K" hard-drawn copper tubing is ________.

green

If the vents of the fixtures draining into a sump are combined with the sump vent they ___________ the fixture unit rating of that vent pipe.

have no effect upon

Copper tubing used for water piping under a concrete slab within a building shall be ____________.

installed without joints where possible

Compared to a faucet attached to a larger diameter pipe, the amount of time that a faucet with a narrower diameter pipe will have to run to get hot water to a sink is _______.

less

Water softeners are not required to be connected to a _____.

line serving a hose bibb

Water piping systems shall be designed on the basis of the_____.

minimum pressure

The connection between a washer drain hose and a standpipe must _________________.

not be airtight

A constantly weeping relief valve could be a sign of _______.

not enough expansion capability

The building drain from the front building may be extended to the rear building when both buildings are located __________________.

on an interior lot

Apprentice and journeyman plumbers must have their registrations or certificates of competency _____________.

on their person, or close to the job site

Manually controlled flushometer valves shall be used to flush not more than ________ urinal(s)

one

A type B vent is used for venting a listed or approved appliance equipped to burn_____

only gas