PLUMBING YEAR #2 MIDTERM EXAM
QUESTIONS WITH CORRECT ANSWERS
10 - Answer-In a rolling offset where the rise is 6 feet and the roll is 8 feet, the true
offset with be ____ feet.
C^2 = A^2 + B^2 - Answer-What is the formula for the Pythagorean theorem?
Travel - Answer-In piping terms, the longest side of a right triangle is referred to as the
_____.
The fitting allowance x2 - Answer-To properly calculate the length of pipe needed to
make an offset, what information must be obtained and subtracted from the travel?
20 - Answer-If you have a right triangle with legs that measure 12 inches and 16 inches,
the third leg will have a length of ____ inches.
26 5/16" - Answer-A rolling offset, using 45s, has a rise of 11" and a roll of 15". What is
the CC measurement of the offset?
Specialty journeyman - Answer-A ______ is a non-plumber is who can legally perform a
specific plumbing job of task.
True - Answer-According to 54-2621, it is legal to remove a p-trap to snake a drain
without obtaining a plumbing permit (True/False)
Have a journeyman plumber's license, Be fully familiar with the plumbing codes, Have
not less than 5 years experience in the plumbing trade - Answer-All plumbing inspectors
within the State of Idaho shall have the following qualifications:
3 - Answer-Certificates of competency for contractor & journeyman plumbers shall be
issued for a period of _____ years.
permit - Answer-No installation, alteration, improvement or extension of any plumbing
system within the State of Idaho shall be started without first obtaining a _____ from the
division of building safety.
$50 ; 5 years - Answer-Registration fees for plumbing apprentices are ____ dollars and
is valid for ____ years.
Better liquid flow. Less friction loss & turbulence - Answer-Why is it usually better to use
smaller radius ells (such as 22s or 45s) when offsetting, instead of larger radius ells
( such as 60s or 90s)?
, Top Left: 154,110
Bottom Right: 254,138 - Answer-Point & click on the "run" part of the offset.
Top Left: 166,32
Bottom Right: 223,89 - Answer-Point & click on the part of the offset that is the "travel"
Civil Drawings - Answer-When installing building drains & sewers, in order to ensure
proper connections and to avoid damaging existing lines, you should first refer to the
_____.
Architects or Engineer - Answer-RFIs are issued to ______.
Location of walls - Answer-Plumbing drawings do not show _____.
Material Takeoff - Answer-A list that includes all fixtures, pipe, fittings, and other items
needed for a project, as well as cost estimates, is called a ______.
Shape of the building site, the building location, and planned structures - Answer-A civil
drawing shows the ______.
The entire can be shown on one page - Answer-Site (or civil) plans are drawn using a
small scale so that _____.
You may have to install the piping that connects to the HVAC units - Answer-You should
know how to read mechanical drawings because _____.
False - Answer-Riser diagrams are frequently included on architectural drawings
(True/False)
They can be used to compare the costs among different designs - Answer-Each of the
following is a correct statement about coordinations drawings except ____.
Revisions or change orders - Answer-One construction is underway, modification to the
plans are submitted as either ______.
30 - Answer-In an isometric drawing, all vertically, and all horizontal lines are projected
at a _____ degree angle.
Indicates a change in the plan before the project has been bid - Answer-Addendum
Indicates modifications to the plan once construction has begun - Answer-Change
Order
Points out an error on, or question about, the plans - Answer-Request for Information
(RFI)
QUESTIONS WITH CORRECT ANSWERS
10 - Answer-In a rolling offset where the rise is 6 feet and the roll is 8 feet, the true
offset with be ____ feet.
C^2 = A^2 + B^2 - Answer-What is the formula for the Pythagorean theorem?
Travel - Answer-In piping terms, the longest side of a right triangle is referred to as the
_____.
The fitting allowance x2 - Answer-To properly calculate the length of pipe needed to
make an offset, what information must be obtained and subtracted from the travel?
20 - Answer-If you have a right triangle with legs that measure 12 inches and 16 inches,
the third leg will have a length of ____ inches.
26 5/16" - Answer-A rolling offset, using 45s, has a rise of 11" and a roll of 15". What is
the CC measurement of the offset?
Specialty journeyman - Answer-A ______ is a non-plumber is who can legally perform a
specific plumbing job of task.
True - Answer-According to 54-2621, it is legal to remove a p-trap to snake a drain
without obtaining a plumbing permit (True/False)
Have a journeyman plumber's license, Be fully familiar with the plumbing codes, Have
not less than 5 years experience in the plumbing trade - Answer-All plumbing inspectors
within the State of Idaho shall have the following qualifications:
3 - Answer-Certificates of competency for contractor & journeyman plumbers shall be
issued for a period of _____ years.
permit - Answer-No installation, alteration, improvement or extension of any plumbing
system within the State of Idaho shall be started without first obtaining a _____ from the
division of building safety.
$50 ; 5 years - Answer-Registration fees for plumbing apprentices are ____ dollars and
is valid for ____ years.
Better liquid flow. Less friction loss & turbulence - Answer-Why is it usually better to use
smaller radius ells (such as 22s or 45s) when offsetting, instead of larger radius ells
( such as 60s or 90s)?
, Top Left: 154,110
Bottom Right: 254,138 - Answer-Point & click on the "run" part of the offset.
Top Left: 166,32
Bottom Right: 223,89 - Answer-Point & click on the part of the offset that is the "travel"
Civil Drawings - Answer-When installing building drains & sewers, in order to ensure
proper connections and to avoid damaging existing lines, you should first refer to the
_____.
Architects or Engineer - Answer-RFIs are issued to ______.
Location of walls - Answer-Plumbing drawings do not show _____.
Material Takeoff - Answer-A list that includes all fixtures, pipe, fittings, and other items
needed for a project, as well as cost estimates, is called a ______.
Shape of the building site, the building location, and planned structures - Answer-A civil
drawing shows the ______.
The entire can be shown on one page - Answer-Site (or civil) plans are drawn using a
small scale so that _____.
You may have to install the piping that connects to the HVAC units - Answer-You should
know how to read mechanical drawings because _____.
False - Answer-Riser diagrams are frequently included on architectural drawings
(True/False)
They can be used to compare the costs among different designs - Answer-Each of the
following is a correct statement about coordinations drawings except ____.
Revisions or change orders - Answer-One construction is underway, modification to the
plans are submitted as either ______.
30 - Answer-In an isometric drawing, all vertically, and all horizontal lines are projected
at a _____ degree angle.
Indicates a change in the plan before the project has been bid - Answer-Addendum
Indicates modifications to the plan once construction has begun - Answer-Change
Order
Points out an error on, or question about, the plans - Answer-Request for Information
(RFI)
