fx | week 03 review Flashcards
section 04 | life safety + universal design section 08 | professional development + ethics
what is an all-air hvac system?
a system that cools or heats spaces by conditioned air alone.
how does an all-air system dispribute air?
an all-air system distributes air to a space with supply + return ducts.
what is a variable air volume (vav)?
an hvac system that varies air flow at a constant or varying temperature.
what is required when a fire wall is penetrated?
a fire damper is required to automatically close to block the spread of fire.
what type of heating system circulates water over coil units in order to deliver heat?
an all-water heating system.
what type of hvac system uses ductwork to supply fresh air and water to heat / cool the air before entering a space?
a terminal reheat system or combination hvac system
what is a chase?
an enclosed vertical space used to accommodate ducts or pipes.
what function does a mixing box serve?
- adjusts the quality or temperature of air going into a space from main air supply lines
- reduces the velocity of air
- attenuates noise
what type of wall includes two runs of studs, separated by several inches?
a chase wall.
what is a toilet carrier?
steel framework that is bolted to the floor inside a pipe chase wall and carries the weight of wall-hung toilets.
describe the five levels of a plenum.
- building structure
- hvac equipment
- sprinkler + plumbing piping
- recessed luminaires
- ceiling
what is an access door?
small, steel doors that allow access to the plenum above a hard ceiling.
what is a slot air diffuser?
a long, narrow diffuser containing 2 - 8 slots.
what is the range of widths for a slot diffuser?
3” - 8”
in what case would one specify a slot diffuser?
when the appearance of the air distribution device needs to be minimized.
what is the term for two or more plastic-insulated conductors encased in a continuous spiral-wound strip of steel tape?
a flexible metal-clad cable.
what are the other names for a flexible metal-clad cable?
- armored cable
- bx
- flex
what is the term for a thin, plat wire laid under a carpet without protruding?
under-carpet wiring.
what is grounding?
a method that prevents dangerous shock if someone touches an appliance with a short circuit.
what is a ground fault interrupter?
a device that detects small current leaks and disconnects the power to the circuit or appliance.
what is an arc fault circuit interrupter?
a device intended to provide protection from the effects of arc faults. functions to de-energize the circuit when an arc fault is detected.
other than a power plan or floor plan, what other drawings could outlet locations be included?
ff+e plans for coordination with furniture placement.
what two major components do plumbing systems consist of?
- water supply
- drainage
what is the term for the plumbing mechanism that catches and holds water to provide a seal that prevents gases from the sewage system from entering the building?
a trap
what are the three main objectives of building fire protection + life safety?
- protection of life
- protection of property
- restoration of the building
what is compartmentation?
the containing of a fire and limiting its spread, allowing occupants to escape and protect other parts of the building.
what is nfpa 30?
standard for the installation of sprinkler heads
what are the four types of fire extinguishers?
a. ordinary combustibles
b. flammable liquids
c. electrical equipment
d. combustible metals
what is a sole proprietorship?
a company owned by an individual and operates under the individual’s name or company name.
what are advantages of a sole proprietorship?
- ease of setup
- total management control by owner
- tax advantage
what are disadvantages of sole proprietorship?
- owner is liable for all debts + losses
- difficult to raise capital + establish credit
what type of business structure consists of two or more people sharing in management, profits, and risks?
general partnership
what are disadvantages of a general partnership?
- all partners are liable for the actions of others
- income is taxed at individual rates
limited partners are simple investors that ___________.
receive a cut of the product.
what is a corporation?
group of individuals, created by statuary requirements, existing independently from its members.
stockholders in a corporation are liable for what?
stockholders are responsible for their investment in the group.
what does professional liability insurance cover?
the designer in case a designer’s action causes bodily harm or property damage.
what does general liability insurance cover?
protection against claims against property damage, liability, or personal injury caused by the designer / employee.
what does property insurance cover?
protects the designer’s building and its contents against disaster.
what does personal injury protection insurance cover?
protects the designer against claims of slander, libel, defamation, etc.
what is the term for the summary of all assets + liabilities and shows the financial position of a business?
balance sheet
how would one calculate revenue?
revenue = profit + expenses
how would one calculate profit?
profit = revenue - expenses
what is a sales tax license?
a document that allows the designer to pass state sales tax onto the client.
what act requires equal pay for all employees with the same work duties?
the equal pay act.
what act protects employees from unfair labour practices by employees?
the national labour relations act.
