ILLINOIS PLUMBING EVALUATION TEST
QUESTIONS AND ANSWERS SURE A+
✔✔What is a Branch Vent? - ✔✔A horizontal vent connecting one or more individual
vents with a vent stack.
✔✔What does 'Building Classification' mean? - ✔✔The designation of buildings into
types based on use or occupancy, such as residential or commercial.
✔✔Define 'Building Drain'. - ✔✔The lowest horizontal piping of a drainage system that
receives discharge from soil, waste, and other drainage pipes inside the building.
✔✔What is a Building Sewer? - ✔✔The part of the horizontal piping that extends from
the building drain to a public sewer or private disposal system.
✔✔What is a Building Storm Drain? - ✔✔The lowest horizontal portion of the storm
drainage system for conveying rainwater and other surface waters.
✔✔What is a Building Sub-drain? - ✔✔The portion of a sanitary drainage system that
cannot drain by gravity into the building drain.
✔✔What is the purpose of a Building Trap? - ✔✔To prevent air circulation between the
building's drainage system and the building sewer.
✔✔What is a Chemical Waste System? - ✔✔Piping that conveys corrosive or toxic
chemical waste to the drainage system.
✔✔What is a Circuit Vent? - ✔✔A branch vent serving two or more traps extending from
the last fixture connection to the vent stack.
✔✔What is Clear Water Waste? - ✔✔Cooling water and condensate waste from
refrigeration or air conditioning equipment.
,✔✔Define 'Closed Water System'. - ✔✔A system with a backflow device to contain
backflow within the premises.
✔✔What does 'Code' refer to in plumbing? - ✔✔State or local statutes, ordinances, or
administrative rules regarding plumbing methods and materials.
✔✔What is considered Cold Water? - ✔✔Water below 85 degrees Fahrenheit.
✔✔What is a Combination Fixture? - ✔✔A fixture that combines two or more
compartments or receptors.
✔✔What is a Combination Waste and Vent System? - ✔✔A waste piping system with
horizontal wet venting of floor drains by a common waste and vent pipe.
✔✔What is a Combined Building Sewer? - ✔✔A sewer that receives both storm water
and sewage.
✔✔What is a Common Vent? - ✔✔A vent connecting at the junction of two fixture
drains, serving both fixtures.
✔✔Define 'Connection' in plumbing terms. - ✔✔The joining of two pieces of pipe or
other plumbing appurtenances.
✔✔What is a Contaminant? - ✔✔Any matter that may degrade water quality in a potable
water supply.
✔✔What is Contaminated Water? - ✔✔Water not suitable for human use or that does
not meet water quality standards.
✔✔What is a Continuous Vent? - ✔✔A vertical vent that continues from the drain to
which it connects.
✔✔What is Continuous Waste? - ✔✔A drain line from two or more fixtures connected to
a single common trap.
✔✔What is the Critical Level in plumbing? - ✔✔The minimum elevation for installing an
atmospheric vacuum breaker above the flood-level rim.
✔✔What is a Cross-Connection? - ✔✔A connection between a potable water system
and a non-potable system that may allow contamination.
✔✔What is a Cross-Connection Control Assembly? - ✔✔A plumbing appurtenance
installed to prevent mixing potable water with non-potable substances.
, ✔✔What does Cross-Connection Control by Containment involve? - ✔✔Installing a
backflow prevention device on the service line to protect water quality.
✔✔What does Cross-Connection Control by Isolation mean? - ✔✔Installing backflow
prevention devices at each potential cross-connection within a premises.
✔✔What is Cross-Connection Control (CCC)? - ✔✔The identification and elimination of
unprotected connections between potable and non-potable systems.
✔✔What is a Cross-Connection Control Device? - ✔✔A plumbing appurtenance
installed to prevent mixing substances in a potable water line.
✔✔Who is a Cross-Connection Control Device Inspector? - ✔✔An individual with an
Illinois Plumbing License certified to inspect, test, maintain, and repair cross-connection
control devices.
✔✔What is a Cross-Connection, Non-Pressure Type? - ✔✔A submerged inlet
installation where a potable water pipe is connected below the overflow rim of a
receptacle.
✔✔What is a Cross-Connection, Pressure Type? - ✔✔An installation where a potable
water pipe is connected to a closed vessel containing a non-potable substance above
atmospheric pressure.
✔✔Define 'Dead End' in plumbing. - ✔✔A pipe terminated at a distance of 2 feet or
more by a plug or closed fitting, except for cleanout extensions.
✔✔What does 'Department' refer to in the Illinois Plumbing Code? - ✔✔The Illinois
Department of Public Health.
✔✔What is 'Developed Length' in plumbing? - ✔✔The length of a pipe measured along
its center line, including fittings.
✔✔What is the definition of 'Diameter'? - ✔✔The length of a straight line passing
through the center of an object, such as a circle.
✔✔What is a 'Drain'? - ✔✔Any pipe that carries wastewater in a building drainage
system.
✔✔What is 'Drain Laying'? - ✔✔The laying and connecting of piping from outside a
building to the public sanitary sewer system.
QUESTIONS AND ANSWERS SURE A+
✔✔What is a Branch Vent? - ✔✔A horizontal vent connecting one or more individual
vents with a vent stack.
✔✔What does 'Building Classification' mean? - ✔✔The designation of buildings into
types based on use or occupancy, such as residential or commercial.
✔✔Define 'Building Drain'. - ✔✔The lowest horizontal piping of a drainage system that
receives discharge from soil, waste, and other drainage pipes inside the building.
✔✔What is a Building Sewer? - ✔✔The part of the horizontal piping that extends from
the building drain to a public sewer or private disposal system.
✔✔What is a Building Storm Drain? - ✔✔The lowest horizontal portion of the storm
drainage system for conveying rainwater and other surface waters.
✔✔What is a Building Sub-drain? - ✔✔The portion of a sanitary drainage system that
cannot drain by gravity into the building drain.
✔✔What is the purpose of a Building Trap? - ✔✔To prevent air circulation between the
building's drainage system and the building sewer.
✔✔What is a Chemical Waste System? - ✔✔Piping that conveys corrosive or toxic
chemical waste to the drainage system.
✔✔What is a Circuit Vent? - ✔✔A branch vent serving two or more traps extending from
the last fixture connection to the vent stack.
✔✔What is Clear Water Waste? - ✔✔Cooling water and condensate waste from
refrigeration or air conditioning equipment.
,✔✔Define 'Closed Water System'. - ✔✔A system with a backflow device to contain
backflow within the premises.
✔✔What does 'Code' refer to in plumbing? - ✔✔State or local statutes, ordinances, or
administrative rules regarding plumbing methods and materials.
✔✔What is considered Cold Water? - ✔✔Water below 85 degrees Fahrenheit.
✔✔What is a Combination Fixture? - ✔✔A fixture that combines two or more
compartments or receptors.
✔✔What is a Combination Waste and Vent System? - ✔✔A waste piping system with
horizontal wet venting of floor drains by a common waste and vent pipe.
✔✔What is a Combined Building Sewer? - ✔✔A sewer that receives both storm water
and sewage.
✔✔What is a Common Vent? - ✔✔A vent connecting at the junction of two fixture
drains, serving both fixtures.
✔✔Define 'Connection' in plumbing terms. - ✔✔The joining of two pieces of pipe or
other plumbing appurtenances.
✔✔What is a Contaminant? - ✔✔Any matter that may degrade water quality in a potable
water supply.
✔✔What is Contaminated Water? - ✔✔Water not suitable for human use or that does
not meet water quality standards.
✔✔What is a Continuous Vent? - ✔✔A vertical vent that continues from the drain to
which it connects.
✔✔What is Continuous Waste? - ✔✔A drain line from two or more fixtures connected to
a single common trap.
✔✔What is the Critical Level in plumbing? - ✔✔The minimum elevation for installing an
atmospheric vacuum breaker above the flood-level rim.
✔✔What is a Cross-Connection? - ✔✔A connection between a potable water system
and a non-potable system that may allow contamination.
✔✔What is a Cross-Connection Control Assembly? - ✔✔A plumbing appurtenance
installed to prevent mixing potable water with non-potable substances.
, ✔✔What does Cross-Connection Control by Containment involve? - ✔✔Installing a
backflow prevention device on the service line to protect water quality.
✔✔What does Cross-Connection Control by Isolation mean? - ✔✔Installing backflow
prevention devices at each potential cross-connection within a premises.
✔✔What is Cross-Connection Control (CCC)? - ✔✔The identification and elimination of
unprotected connections between potable and non-potable systems.
✔✔What is a Cross-Connection Control Device? - ✔✔A plumbing appurtenance
installed to prevent mixing substances in a potable water line.
✔✔Who is a Cross-Connection Control Device Inspector? - ✔✔An individual with an
Illinois Plumbing License certified to inspect, test, maintain, and repair cross-connection
control devices.
✔✔What is a Cross-Connection, Non-Pressure Type? - ✔✔A submerged inlet
installation where a potable water pipe is connected below the overflow rim of a
receptacle.
✔✔What is a Cross-Connection, Pressure Type? - ✔✔An installation where a potable
water pipe is connected to a closed vessel containing a non-potable substance above
atmospheric pressure.
✔✔Define 'Dead End' in plumbing. - ✔✔A pipe terminated at a distance of 2 feet or
more by a plug or closed fitting, except for cleanout extensions.
✔✔What does 'Department' refer to in the Illinois Plumbing Code? - ✔✔The Illinois
Department of Public Health.
✔✔What is 'Developed Length' in plumbing? - ✔✔The length of a pipe measured along
its center line, including fittings.
✔✔What is the definition of 'Diameter'? - ✔✔The length of a straight line passing
through the center of an object, such as a circle.
✔✔What is a 'Drain'? - ✔✔Any pipe that carries wastewater in a building drainage
system.
✔✔What is 'Drain Laying'? - ✔✔The laying and connecting of piping from outside a
building to the public sanitary sewer system.
