Ch 4 Flashcards

1
Q

From the 1950s until today, we have seen five basic housing types - based on the number of stories. They are the

A
  • Ranch - 1 story
  • Cape Cod - 1-1⁄2 story
  • Two-story
  • Split level - multi levels
  • Split entry (sometimes called a split foyer, bi-level, or raised ranch) - one story with finished basement (Note: Marshall & Swift refers to this type as a “two story bi-level”)
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2
Q

One of the UAD protocols is that the appraiser must identify the architectural style of the subject property and comparable sales. According to the UAD protocols, “Valid descriptions include, but are not limited to xxxx. Do not use descriptors such as xxxx as these are not architectural styles.

A

‘Colonial,’ ‘Rambler,’ = Ranch
‘Georgian,’ Farmhouse’

‘brick,’ ‘2 stories,’ ‘average,’ ‘conventional,’ or ‘typical’

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3
Q

A factory-built house manufactured under the Federal Manufactured Home Construction and Safety Standards Act of 1976, commonly known as the HUD Code. defines

A

Manufactured Homes

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4
Q

Each HUD code manufactured home has xxxxx

A

label on the exterior of each section. This is a red, metal tag attached to the exterior siding.

A data plate (also sometimes called compliance certificate) is installed inside the home with the name of the manufacturer, list of factory installed equipment, and the roof load and insulation zones. This is a paper sticker, which unfortunately is very easy for a property owner to remove.

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5
Q

“A factory-built house built in compliance with a building code other than the HUD Code. This usually means that the home is constructed to the standards of the state or local building code used by the governmental unit where the house is to be located. Note that the California Factory-Built Housing Program uses the term factory-built housing (FBH) in place of the term modular home.” defines

A

A modular home

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6
Q

For xxx the appraiser must use interior perimeter unit dimensions to calculate the gross living area

A

units in condo or co-op projects,

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7
Q

Total floor area of a building, excluding unenclosed areas, measured from the exterior of the walls of the above grade area. This includes mezzanines and basements if and when typically included in the market area of the type of property involved. defines

A

GBA

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8
Q

GBA is used in measuring x properties. It is also sometimes used in measuring commercial buildings, such as office buildings.

A

2- to 4-unit residential

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9
Q

One basic item is the direction of the sun. To take advantage of the sun, the lot should ideally be sloped to the x. X is good, x is better than x, and you should avoid a x.

A

southeast
South
east is better than west
north slope

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10
Q

How to build drainage on a flat lot?

A

Open, above-ground swales or ditches,
or it may involve underground drainage systems
or move some dirt around for gently sloping

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11
Q

Soil maps are available from the xxxx. The maps show soil types superimposed over black-and-white aerial photographs of the county.

They are based on x mapping rather than site-specific soil testing, and thus are considered a guide rather than the last word.

A

Natural Resources Conservation Service

aerial

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12
Q

The drainage capacity of the soil can be a crucial factor. In percolation tests, you xxx

A

pour water into a hole and stand there and time how long it takes to drain away.

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13
Q

The results of the perc test will determine if there is xx and the size of the drain field that will be required for a x system. In some rural areas, perc tests have to be done before a xxx

A

suitable drainage
septic
building permit is issued.

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14
Q

FHA will not allow new construction in a xxx

A

Special Flood Hazard Area (SFHA).

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15
Q

Some areas may have a low water table, which will mean xx and perhaps seasonal water x.

A

deeper wells
shortages

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16
Q

Drilled wells need to use xx until the drilling enters bedrock.

A

steel casing

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17
Q

There may be required distances between the well and septic system - most codes call for xxx

A

at least 100 feet.

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18
Q

When siting a home, a homeowner or developer needs to plan ahead to include areas for outdoor activities. There are three potentially separate zones to be considered:

A
  1. A private area for family activities, such as a pool, patio, deck, play areas such as swing sets, horseshoe pits, etc. This is usually in the rear yard and may be fenced in or screened with shrubbery or trees.
  2. A public area, usually in the front yard, which contains the guest entrance and driveway.
  3. A service area that allows for semi-public area for deliveries, trash removal, meter readers, fuel trucks, mail delivery, etc.
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19
Q

Physical Site Preparations

A

Clearing the site of rocks, trees
Roughly grading
Topsoil removal and saved on the side
Installing sub-base driveway for truck deliveries
Meter installation from power company (service drop)
Run water lines
install drainage ditch to evacuate any water from foundation

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20
Q

Legal Site Preparations

A
  • Obtain a building permit
  • Check applicable codes
    o Building codes
    o Fire codes
  • Check environmental regulations
    o Wetlands
    o Protected areas o Hazard areas
  • Check flood plain
  • Curb cut permit or driveway permit (if needed)
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21
Q

The foundation system serves three purposes:

A

Anchors-protects-distributes

It distributes the weight of the building over the ground,
anchors the building to the ground, and
protects the wood in the house structure from decay and insect attack.

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22
Q

3 components of the Foundation System:

A
  • The soil bed
  • Footings
  • Foundation wall or piers
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23
Q

A stable foundation system depends primarily on proper xx and good x.

A

footing depth
drainage

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24
Q

Footings typically consist of xxx. It goes without saying that they need to be x!

A

concrete poured inside wooden or plastic forms
level

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25
Q

Footings need to be at least xxx levels.

A

a foot below average frost penetration

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26
Q

The outer edge of the slab is formed up with

A

boards

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27
Q

Drains made of 4-inch perforated plastic pipe are laid xxx

A

outside and below the level of the footings.

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28
Q

The earliest foundations were made of xxx.
Today most foundations are constructed of xxx
The most common is xx, although in some areas of the country, xx may be more common.

A

stone (loose or mortared) and brick
poured concrete or concrete block.
poured concrete
concrete block

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29
Q

When poured, the concrete on the bottom of the wall flows down into a x - a slot that was created in the xxx

A

keyway
top of the footing when it was poured.

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30
Q

Long walls may need additional support from x.

A

pilasters

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31
Q

In either form of construction, xxx are installed when the wall is completed. This will be the method to attach the x to the first piece of the wooden structure, the xx

A

J shaped anchor bolts
masonry (Mauerwerk)
sill plates (Grundschwelle)

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32
Q

Girders are…

A

… the main support beams and are set in pockets that were formed in the top of the end walls of the foundation.

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33
Q

Joists are…

A

… horizontal structural members, placed on edge, which carry the house loads to girders and sills.

34
Q

The joists are laid xxx

A

perpendicular (90 degree angle) to the girders.

35
Q

Within the last 30 to 40 years, we have seen an increased use in computer designed xx in residential applications. They have xx and allow long clear spans without xx The open web design allows xx of plumbing and wiring.

A

floor trusses
greater strength
girders or posts.
easy installation

36
Q

Prior to the 1970s, subflooring usually consisted of tongue and groove boards laid diagonally for more strength. Today it is almost always 4’ x 8’ sheets of plywood or xxx. xxx may be an acceptable minimum, but 5/8 inch or 3/4 inch is much more x.

A

oriented strand board (OSB).
One-half inch
desirable

37
Q

For over a thousand years, the framing system utilized was the xx system. This consists of xxx that support horizontal beams. The posts and beams were joined together by various interlocking joints, such as mortise and tenon, and then secured by wooden pegs.

A

post and beam
large vertical posts

38
Q

Balloon framing was introduced around x in America. It was made possible by the invention of the xxx which quickly and economically produced machined lumber. Also, the introduction of machinery to mass-produce xxx were important factors.

A

1850
steam-powered saw mill
metal nails and the advent of rail transportation

39
Q

Balloon framing employs studs that run continuously from the xxx. The second story floor joists are hung and attached to the x.

A

sill to the rafter plate
studs

40
Q

Why is balloon framing is rarely used today? It has been replaced by x.

A

Fire hazard and code compliance issues
Difficulty of getting good lumber 20 feet long

platform framing

41
Q

Platform Framing:
At the top of the studs is a xxx. Also, there is additional support needed over and around xxx. x are built over the openings to spread the load out to the sides and prevent the windows and doors from getting crushed or sticking.

A

double top plate
openings in the wall such as doors and windows.
Headers

42
Q

Sheathing is applied to

A
  • Strengthen the structure
  • Provide a nailing surface for siding
  • Combat air infiltration
  • Form a moisture barrier
  • Provide some insulation

Sheathing = Verkleidung

43
Q

(EIFS = )
is sometimes known as xx.

A

Exterior Insulation and Finish Systems
Synthetic Stucco

44
Q

Masonry construction is also popular, in many varieties:

A
  • Brick
  • Stone
  • Concrete block
  • Poured concrete
45
Q

Masonry Construction is xxx and generally costs x than frame construction.

A

sturdy, durable and low maintenance
more

46
Q

The slope of the roof is described as a precise relationship of the xxx. The x is how high it goes up vertically over a certain horizontal run. For example, if the roof rises 4 inches as it goes 12 inches sideways - the slope or pitch of the roof is 4 over 12 or 4/12.

A

rise over run
rise

47
Q

List 9 popular roof coverings arranged in order of their costs - from low to high:

A
  1. Composition roll roofing
  2. Composition shingle
  3. Built-up rock
  4. Metal
  5. Wood shakes or shingles
  6. Cement fiber shingle
  7. Clay tile 8. Slate
  8. Copper
48
Q

The weight of the shingles is a literal term describing the weight of shingles that are sufficient to cover 100 square feet, or
a x.
For example, if you place a square of 240-pound shingles on a scale, they will weigh in at x pounds.

A

square
240

49
Q

Newer, low maintenance products being used include x roofs and x that look like x tiles. x roofs in particular have gained a significant share of the residential roofing market over the past 5 to 10 years.

A

metal
fiberglass tiles
clay
Metal

50
Q

Sidings in approximate order of cost:

A
  1. Hardboard
  2. Wood clapboard 3. Aluminum
  3. Vinyl
  4. Stucco
  5. Wood shingles 7. EIFS
  6. Brick
  7. Stone
51
Q

A recent innovation in siding is x. It has become popular throughout the country, but especially in the xx. It is composed of xxx to prevent cracking and increase strength. It comes in various styles, is textured to resemble wood, and can be painted in any color. The most well-known brand is HardiPlank, although there are other brands as well.

A

fiber-cement
South and Southwest
cement, sand and cellulose fiber

52
Q

Fiber-cement siding is gaining rapid acceptance for both xxx.
Its features include:

A

residential and non-residential new construction
* Low maintenance
* Moisture resistant
* Won’t crack, rot, buckle or de-laminate
* Termite proof
* Non-combustible (fire resistant)
* 50-year transferable warranty

53
Q

Some materials transfer energy more quickly and are called x. Good x include such things as xx. If you sit on a xx bench, your backside gets cold because the x quickly conducts away the body heat.

A

conductors
conductors
metal and stone
stone
stone

54
Q

Poor conductors, or insulators, include xx

A

plastic and air.

55
Q

The measure of resistance to heat transfer is called an x. To give some perspective - an inch of wood has an x of about x

A

“R” factor
R factor
1.

56
Q

Ventilation goes hand in hand with x. x is the enemy of x.

A

insulation
Moisture
insulation

57
Q

Moisture in the building structure can lead to xxx

A

mold growth, peeling paint and rotting wood.

58
Q

Moisture in a house is produced by many things:

A
  1. People breathing
  2. Plants
  3. Showers
  4. Hot tubs, pools
  5. Dishwashers
  6. Washers and dryers
  7. Cooking
59
Q

Common methods of ventilation include:

A
  1. Attic fans
  2. Kitchen fans
  3. Vents - basement and crawl space
  4. Attic - ridge vents, perforated soffits
  5. Louvers
  6. Cupolas
  7. Mechanical air exchangers
60
Q

You may want to have fewer windows on the x side and more on the x.

A

north
south

61
Q

You can increase the insulating capacity in modern windows by filling the air cavity between the panes of glass with x. Typically x is used - it is inexpensive, non-toxic, non- reactive, clear and odorless. Where the space is thinner than usual, x may be employed.

A

a gas
Argon gas
Krypton gas

62
Q

The advantages of Low E glass are

A
  • Better heat insulation
  • Reduced carbon dioxide into the atmosphere
  • Reduced condensation on the interior
63
Q

What is octopus system

A

For many years, the warm air furnaces were ductless or known as gravity furnaces. As the air was heated it rose, through a floor register, and as it cooled, the air fell back down by the force of gravity (actually, convection) to be re-heated and sent up again. Grates were cut in the floor of the second story in an attempt to get heat upstairs. Some heat did ultimately find its way up there, but the system was not very efficient or comfortable.
The next generation of heating systems had ducts and multiple registers in the floor, but there were no fans. The air simply rose when warmed. Because of its configuration, it was known as an octopus system.

64
Q

Which heating system is the most common today?

A

Forced Warm Air Heat

65
Q

Advantages and Disadvantage of Forced Warm Air Heat

A

Warms a room rapidly and the ducts can be used for air conditioning.

It can be noisy and it blows hot, dusty air around. The ducting system makes it difficult to retrofit.

66
Q

What system is Hot Water Heat?

A

Water is heated in a boiler and sent through pipes to each room, where it gives off heat through convectors.
As the water is heated, it expands and temporarily goes up into the expansion tank. The water is pulled through the lines by a circulating pump.

67
Q

Advantages and Disadvantages of Hot Water Heat?

A

Hot water heat is a relatively efficient system, as water retains heat for a long time. It is cleaner than hot air and less drafty. It is easy to zone it for different areas.

Disadvantages are that the baseboard radiators restrict furniture placement and the pipes could freeze and burst if the power goes off. Also, the water in the pipes is susceptible to air blockage and may corrode the pipes.

68
Q

Electric Heat: Electricity is sent through a x, which causes it to heat up. Air passes over the heated surface and warms the room by x. In some cases x are also employed to move the air around.

A

resistor
convection
fans

69
Q

Advantages and Disadvantages of Electric Heat

A

There is a thermostat in every room, it is clean, there is no furnace or chimney needed, and virtually no maintenance.

It is practically a perfect heating system except for one factor - in most parts of the country it is the most expensive system to operate because of the cost of the electricity itself.

70
Q

Heat Pumps are

A

simply reversible air conditioners.

71
Q

Advantages and Disadvantages of Heat Pumps

A

very little energy
few moving parts
works well for cooling

inefficient once the outside air gets below about 40 degrees. In northern climes, they need back-up systems for heating
slow form of heat as the heated air entering a room is considerably cooler than that supplied by a hot air heating system

72
Q

The drainage system carries off x water. x water from the shower, sinks, and laundry is carried off in drain lines and may vary from 1-1⁄2 inches to 3 inches. x water from the toilets is taken away by soil lines, which are usually 3-inch lines.

A

waste
Grey
Black

73
Q

What are traps

A

U shaped, water-filled traps are installed under each fixture to keep sewer gases from venting back into the house.

74
Q

Rigid plastic pipe includes xx. x is approved only for cold water but x can be used to carry hot or cold water.

A

PVC and CPVC
PVC
CPVC

75
Q

What is DVW system

A

drain/waste/vent

76
Q

x PVC pipe is not accepted by all codes. x ABS plastic pipes are stronger and are generally acceptable today.

A

white
Black

77
Q

In today’s new construction, cross-linked x (known as x) plumbing is becoming more common. This flexible plumbing product allows for x plumbing runs with fewer (or no) joints or fittings, which means less chance of x.

A

polyethylene
PEX
long
leaking

78
Q

Voltage=
Amperage =

A

Pressure
Volume

79
Q

Amperage is the total amount of

A

electricity that you have available.

80
Q

The earliest type of wiring in a house was called xx

A

knob and tube.

81
Q

Since the 1960s, the most popular wires have been xxx (known as Romex, which is actually a brand name). These are xxx, which is flexible and gives the wires adequate protection from contact with conductors or other wires.

A

plastic-coated non-metallic wire
copper wires encased in plastic sheathing