Course Name: Manufactured Home Installer Quiz Part 1
Instructions to complete this course
- Download and print the “Manufactured Home Installer Manual”….click here.
- Print out entire quiz pages and circle the correct answers.
- The course questions follow the “Manufactured Home Installer Manual” in order page by page.
- For your ease of use, page number identifiers are listed through out the course in bold print.
Notes for answering
the following questions:
- If the answer for the question is both
a and/or b and the answer both a & b is available,
then mark the answer both a & b.
- The word “may” means
maybe.
- The word “shall” means
always.
6 hours of
Continuing Education course approved for
- Manufactured Home Installer
- UDC Dwelling Inspector
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Use the Manufactured
Home Installer Manual for questions 1-192
Reference pages 3-4
for questions 1-11
1. In accordance with Comm 21.40 (1), effective _____________, the installation of a manufactured home produced on or after April 1, 2007 shall comply with procedures acceptable to the department.
a. March 1, 2007
b. April 1, 2007
c. February 1, 2007
d. March 31, 2007
2. This manual contains a set of procedures that are acceptable to the department that addresses those items identified in _________________________.
a. Comm 21.40 (1) (b)
b. Comm 22.40 (1) (b)
c. Comm 20.40 (1) (b)
d. Comm 23.40 (1) (b)
3. All
manufactured homes manufactured on or after _______________ and installed in
a. March 1, 2007
b. April 1, 2007
c. February 1, 2007
d. March 31, 2007
Definitions
4. “______________________” means the department of commerce.
a. Local inspector
b. State inspector
c.
d. Department
5. “___________________” means a complete manufactured home which when installed provides all the facilities for year–round residential occupancy.
a. Manufactured home section
b. Dwelling
c. Home
d. Manufactured home unit
6. “_______________________” has the meaning given in s. 101.91 (2), Stats.
a. Manufactured home section
b. Dwelling
c. Home
d. Manufactured home
7. Local authority having jurisdiction “_______” means the department.
a. Local inspector
b. State inspector
c.
d. LAHJ
8. “________________” means a map delineating the flood hazard area and adopted by a county.
a. Flood hazard area
b. Base flood elevation
c. Flood hazard map
d. Flood plain
9. “_____________” means the greater of either (1) the special flood hazard area shown on the flood insurance rate map or (2) the area subject to flooding during the design flood and shown on a county’s flood hazard map, or otherwise legally designated.
a. Flood hazard area
b. Base flood elevation
c. Flood hazard map
d. Flood plain
10. “________________________” means the elevation of the base flood, including wave height, relative to the datum specified on a county’s flood hazard map.
a. Flood hazard area
b. Base flood elevation
c. Flood hazard map
d. Flood plain
11. Prior to the initial installation of a new manufactured home, the ________________ is responsible to determine whether the home site lies wholly or partly within a special flood hazard area as shown on the county’s flood insurance rate map, flood boundary and floodway map, or flood hazard boundary map.
a. Inspector
b. owner
c. permit applicant
d. both b & c
Reference page 8 for questions 12-14
12. What is the roof snow load for the north area?
a. 20
b. 30
c. 40
d. none of the above
13. What is the roof snow load for the south area?
a. 20
b. 30
c. 40
d. none of the above
14. What is the roof snow load for the middle area?
a. 20
b. 30
c. 40
d. none of the above
PART 3280 MANUFACTURED HOME CONSTRUCTION AND SAFETY STANDARDS
Reference pages 1-2 for questions 15-20
Definitions
15. ____________________ means
a specific anchoring assembly device designed to transfer home anchoring loads
to the ground.
a. Ground
Anchor
b.
Diagonal Tie
c.
Anchoring system
d.
none of the above
16. ____________________ means
a tie intended to resist horizontal or shear forces, but which may resist
vertical, uplift, and overturning forces.
a.
Ground Anchor
b.
Diagonal Tie
c. Anchoring
system
d.
none of the above
17. __________________ means
a combination of anchoring equipment and anchor assemblies that will, when
properly designed and installed, resist the uplift, overturning, and lateral
forces on the manufactured home, and on its support and foundation system.
a.
Ground Anchor
b.
Diagonal Tie
c.
Anchoring system
d.
none of the above
18. __________________ means
all components of the anchoring and support systems, such as piers, footings,
ties, anchoring equipment, anchoring assemblies, or any other equipment,
materials, and methods of construction that support and secure the manufactured
home to the ground.
a.
Anchoring Equipment
b.
Anchor Assembly
c.
Stabilizing Devices
d.
none of the above
19._________________________ means
any device or other means designed to transfer home anchoring loads to the
ground.
a.
Anchoring Equipment
b.
Anchor Assembly
c.
Stabilizing Devices
d. none of the above
20. __________________________ means
ties, straps, cables, turnbuckles, chains, and other approved components,
including tensioning devices that are used to secure a manufactured home to
anchor assemblies.
a.
Anchoring Equipment
b.
Anchor Assembly
c.
Stabilizing Devices
d. none of the above
Reference pages 7-8 for questions 21-26
21. A manufacturer must provide with each new manufactured home, _______________________that are consistent with these Model Installation Standards for the installation of manufactured homes.
a. DAPIA-approved
designs
b. instructions
c.
both a & b
d.
neither a or b
22. The installation instructions must
provide protection to residents of the manufactured homes that _____________
the protection provided by these Model Installation Standards and must not take
the manufactured home out of compliance with the Federal Manufactured Home
Construction and Safety
a. equals
b. exceeds
c. both a & b
d.
neither a or b
23. When
an installer does not provide support and anchorage in accordance with the
approved manufacturer's installation instructions, or encounters site (such as
areas that are subject to flood damage or high seismic risk) or other
conditions that prevent the use of the instructions, the installer must obtain
special site-specific instructions from the ____________________for the support
and anchorage of the manufactured home.
a. manufacturer
b. use a
design by a registered professional engineer
c. registered architect
d. all of the above
24. The
installation instructions must provide at least one method for temporarily
supporting each transportable section of a manufactured home, to prevent
structural and other damage to the structure, when those section(s) are
temporarily sited at the________________________________________.
a. manufacturer’s facility
b. retailer’s lot
c. the home site
d. all of the above
25.
An alteration, as defined in § 3282.7 of this chapter, must not affect the ability
of the basic manufactured home to comply with the MHCSS and the alteration must
not impose additional loads to the manufactured home or its foundation unless
the alteration is included in the __________________.
a. manufacturer's DAPIA-approved designs
b. installation instructions
c. designed by a registered
professional engineer or architect
d. all of the above
26 _____________________ of any equipment that affects the installation of the home made by the manufacturer, retailer or installer prior to completion of the installation by an installer must equal or exceed the protections and requirements of these Model Installation Standards, the MHCSS (24 CFR part 3280) and the Manufactured Home Procedural and Enforcement regulations (24 CFR part 3282).
a.. Additions
b. Modifications
c. replacement or removal
d. all of the above
Reference pages 11-16 for questions 27-58
Definitions
27. The elevation of the base flood, including
wave height, relative to the datum specified on a LAHJ’s flood hazard map.
a. Base flood elevation
b. Base flood
c. Arid Region
d. Approved
28.
When used in connection with any material, appliance or construction, means
complying with the requirements of the Department of Housing and Urban
Development.
a. Base flood elevation
b. Base flood
c. arid Region
d. approved
29. An
area subject to 15 inches or less of annual rainfall.
a. Base flood elevation
b. Base flood
c. Arid Region
d. Approved
30.
The flood having a one percent chance of being equaled or exceeded in any given
year.
a. Base flood elevation
b. Base flood
c. Arid Region
d. Approved
31.
A tie intended to resist horizontal or shear forces, but which may resist
vertical, uplift, and overturning forces.
a. Comfort cooling certificate
b. Crossover
c. Design Approved Primary
Inspection Agency
d. Diagonal tie
32. A
State or private organization that has been accepted by the Secretary in
accordance with the requirements of part 3282, subpart H of this chapter, which
evaluates and approves or disapproves manufactured home designs and quality
control procedures.
a. Comfort cooling certificate
b. Crossover
c. Design Approved Primary
Inspection Agency
d. Diagonal tie
33. Utility
interconnections in multi-section homes that are located where the sections are
joined. Crossover connections include heating and cooling ducts, electrical
circuits, and water pipes, drain plumbing, and gas lines.
a. Comfort cooling certificate
b. Crossover
c. Design Approved Primary
Inspection Agency
d. Diagonal tie
34. The
greater of either: (1) the special flood hazard area shown on the flood
insurance rate map; or (2) the area subject to flooding during the design flood
and shown on a LAHJ’s flood hazard map, or otherwise legally designated.
a. Flood hazard area
b. Flood hazard map
c. Footing
d. Ground anchor
35.
A specific anchoring assembly device designed to transfer home anchoring loads
to the ground.
a. Flood hazard area
b. Flood hazard map
c. Footing
d. Ground anchor
36. That
portion of the support system that transmits loads directly to the soil.
a. Flood hazard area
b. Flood hazard map
c. Footing
d. Ground anchor
37.
A map delineating the flood hazard area and adopted by a LAHJ.
a. Flood hazard area
b. Flood hazard map
c. Footing
d. Ground anchor
38. Included
in a list published by a nationally recognized testing laboratory, inspection
agency, or other organization concerned with product evaluation that maintains
periodic inspection of production of listed equipment or materials, and whose
listing states either that the equipment or material meets nationally
recognized standards or has been tested and found suitable for use in a
specified manner.
a. Listed
b. Labeled
c. Installation standards
d. Installation instructions
39.
A label, symbol, or other identifying mark of a nationally recognized testing
laboratory, inspection agency, or other organization concerned with product
evaluation that maintains periodic inspection of production of labeled
equipment or materials, and by whose labeling is indicated compliance with
nationally recognized standards or tests to determine suitable usage in a
specified manner.
a. Listed
b. Labeled
c. Installation standards
d. Installation instructions
40. Reasonable
specifications for the installation of a new manufactured home, at the place of
occupancy, to ensure proper siting, the joining of all sections of the home,
and the installation of stabilization, support, or anchoring systems.
a. Listed
b. Labeled
c. Installation standards
d. Installation instructions
41.
DAPIA-approved instructions provided by the home manufacturer that accompany
each new manufactured home and detail the home manufacturer requirements for
support and anchoring systems, and other work completed at the installation
site to comply with these Model Installation Standards and the Manufactured
Home Construction and Safety Standards in 24 CFR part 3280.
a. Listed
b. Labeled
c. Installation standards
d. Installation instructions
42.
The State, city, county, city and county, municipality, utility, or
organization that has local responsibilities that must be complied with during
the installation of a manufactured home.
a. LAHJ
b. Lowest floor
c. Manufactured Home
d. Manufactured
home gas supply connector
43. A listed connector designed for
connecting the manufactured home to the gas supply source.
a. LAHJ
b. Lowest floor
c. Manufactured Home
d. Manufactured
home gas supply connector
44. A
structure, transportable in one or more sections, which in the traveling mode
is 8 body feet or more in width or 40 body feet or more in length or which when
erected on site is 320 or more square feet, and which is built on a permanent
chassis and designed to be used as a dwelling with or without a permanent
foundation when connected to the required utilities, and includes the plumbing,
heating, air-conditioning, and electrical systems contained in the structure.
a. LAHJ
b. Lowest floor
c. Manufactured Home
d. Manufactured
home gas supply connector
45. The floor of the lowest enclosed area of a manufactured home. An unfinished or flood resistant enclosure, used solely for vehicle parking, home access or limited storage, must not be considered the lowest floor, provided the enclosed area is not constructed so as to render the home in violation of the flood-related provisions of this standard.
a. LAHJ
b. Lowest floor
c. Manufactured Home
d. Manufactured
home gas supply connector
46. Any
freestanding roof or shade structure, installed or erected above a manufactured
home or any portion thereof.
a. Ramada
b. Pier
c. Model installation Standards
d. Manufactured home site
47.
That portion of the support system between the footing and the manufactured
home, exclusive of shims. Types of piers include, but are not limited to: (1)
manufactured steel stands; (2) pressure-treated wood; (3) manufactured concrete
stands; (4) concrete blocks; and (5) portions of foundation walls.
a. Ramada
b. Pier
c. Model installation Standards
d. Manufactured home site
48. The
installation standards established in part 3285 of this chapter pursuant to
section 605 of the Act, 42 U.S.C. 5404.
a. Ramada
b. Pier
c. Model installation Standards
d. Manufactured home site
49.
A designated parcel of land designed for the installation of one manufactured
home for the exclusive use of the occupants of the home.
a. Ramada
b. Pier
c. Model installation Standards
d. Manufactured home site
50.
Each of the several States, the District of Columbia, the Commonwealth of
Puerto Rico, Guam, the Virgin Islands, the Canal Zone, and American Samoa.
a. State
b. Support system
c. tie
d. Ultimate load
51. Pilings,
columns, footings, piers, foundation walls, shims, and any combination thereof
that, when properly installed, support the manufactured home.
a. State
b. Support system
c. tie
d. Ultimate load
52. Straps, cable, or securing devices used to connect the manufactured home to anchoring assemblies.
a. State
b. Support system
c. tie
d. Ultimate load
53. The absolute maximum magnitude of load that a component or system can sustain, limited only by failure.
a. State
b. Support system
c. tie
d. Ultimate load
54. The
maximum recommended load that may be exerted on a component or system
determined by dividing the ultimate load of a component or system by an
appropriate
a. Working load
b. Wind Zone
c. Vertical tie
d. utility connection
55.
The areas designated on the Basic Wind Zone Map, as further defined in §
3280.305(c) of the Manufactured Home Construction and Safety Standards in this
chapter that delineate the wind design load requirements as determined by the
fastest mile wind speed (mph) within each area.
a. Working load
b. Wind Zone
c. Vertical tie
d. utility connection
56.
A tie intended to resist uplifting and overturning forces.
a. Working load
b. Wind Zone
c. Vertical tie
d. utility connection
57. The
connection of the manufactured home to utilities that include, but are not
limited to, electricity, water, sewer, gas, or fuel oil.
a. Working load
b. Wind Zone
c. Vertical tie
d. utility connection
58.
The manufactured home should be leveled before completion of the installation
or the contractor can leave the leveling for the home owners to complete.
a. true
b. false
SUBPART
B – PRE-INSTALLATION CONSIDERATIONS
Reference
pages 16-18 for questions 59-65
59. Fire separation distances must be in accordance
with the requirements of Chapter 6 of NFPA 501A, 2003 Edition. The installation
instructions could clearly indicate this requirement in a separate section and
might caution installers to take into account any local requirements on fire
separation.
a. true
b. false
60. The
provisions of this section apply to the initial installation of new
manufactured homes located wholly or partly within a flood hazard area.
a. true
b. false
61. Prior
to the initial installation of a new manufactured home, the buyer is
responsible to determine whether the manufactured home site lies wholly or
partly within a special flood hazard area as shown on the LAHJ’s Flood
Insurance Rate Map, Flood Boundary and Floodway Map, or Flood Hazard Boundary
Map.
a. true
b. false
62. Manufactured
homes may be installed in a wind zone that exceeds the design wind loads for
which the home has been designed as evidenced by the wind zone indicated on the
home's data plate.
a. true
b. false
63. Manufactured
homes may be located in a roof load zone that exceeds the design roof load for
which the home has been designed as evidenced by the roof load zone indicated
on the home's data plate. Refer to § 3285.315 for Special Snow Load Conditions.
a. true
b. false
64. Manufactured
homes may be installed in a thermal zone that exceeds the thermal zone for
which the home has been designed as evidenced by the thermal zone indicated on
the heating/cooling certificate and insulation zone map.
a. true
b. false
65. The
manufacturer shall provide the heating/cooling information and insulation zone
map on the home's data plate.
a. true
b. false
SUBPART
C – SITE PREPARATION
Reference pages 19-23 for questions 66-85
66. To
help prevent settling or sagging, the foundation must be constructed on firm,
undisturbed soil or fill compacted to at least ____ percent of its maximum
relative density.
a. 70
b, 80
c. 90
d. 100
67.
All organic material such as grass, roots, twigs, and wood scraps may be
removed in areas where footings are to be placed. After removal of organic
material, the home site should be graded or otherwise prepared to ensure
adequate drainage in accordance with § 3285.203.
a. true
b. false
68. The
soil classification and bearing capacity of the soil must be determined before
the foundation is constructed and anchored.
a. true
b. false
69. The
soil classification and bearing capacity must be determined by the following
method.
a. Soil tests that are in accordance
with generally accepted engineering practice
b. Soil records of the applicable
LAHJ
c. A pocket penetrometer
d. all of the above
70.
Soil classifications and
bearing capacities for “hard pan” (psf) would be?
a.
2000
b.
4000
c.
1500
d.
1000
71. Soil classifications and bearing capacities for
“course gravel/cobbles” (psf) would be?
a.
2000
b.
4000
c.
1500
d.
1000
72. Soil classifications and bearing capacities for
“firm to stiff clays and silts” (psf) would be?
a.
2000
b.
4000
c.
1500
d.
1000
73. Soil classifications and bearing capacities for “medium
dense course sands” (psf) would be?
a.
2000
b.
4000
c.
1500
d.
1000
74. If
the soil appears to be composed of peat, organic clays, or uncompacted fill, or
appears to have unusual conditions, a __________________must determine the soil
classification and maximum allowable soil bearing capacity.
a. a registered professional
geologist
b. registered professional engineer
c. registered architect
d. all of the above
75. Drainage
must be provided to direct surface water away from the home and to prevent
water build-up under the home.
a. true
b. false
76. The
home site should be graded as shown in Figure 3285.203, or other methods, such
as a drain tile and automatic sump pump system, may be provided to remove any
water that may collect under the home.
a. true
b. false
77.
All drainage must be diverted away from the home and must slope a minimum of
one-half inch per foot away from the foundation for the first 5 feet.
a. true
b. false
78. Where
property lines, walls, slopes, or other physical conditions prohibit the slope
required in question 77, the site should be provided with drains or swales or
otherwise graded to possible drain water away from the structure.
a. true
b. false
79. The
home, where sited, may be protected from surface runoff from the surrounding
area.
a. true
b. false
80. Manufacturers
should specify in their installation instructions whether the home is designed
for the installation of gutters and downspouts. When the home is so designed
and gutters and downspouts are installed, the runoff must be directed under the
home.
a. true
b. false
81. If
the space under the home is to be enclosed withskirting
or other materials, a vapor retarder must be installed to cover the ground
under the home, even if the home is installed in an arid region with dry soil
conditions.
a. true
b. false
82. Vapor retarder material. A
minimum of _____ mil polyethylene sheeting or its equivalent must be used.
a. 3
b. 4
c. 6
d. all of the above
83.
The entire area under the home must be covered with the vapor retarder as noted
in 3285.204(a) except for areas under open porches, decks, and recessed
entries. Joints in the vapor retarder must be overlapped at least ____ inches
and sealed.
a. 3
b. 4
c. 6
d. none of the above
84. The
vapor retarder may be placed_________________________________.
a. directly beneath footings
b otherwise installed around or over
footings placed at grade
c. around anchors or other
obstructions
d. all of the above
85.
Voids or tears in the vapor retarder that are larger than 4” should be
repaired.
a. true
b. false
SUBPART
D – FOUNDATIONS
Reference pages 23-56 for questions 86-146
86. Foundations
for manufactured home installations must be designed and constructed in
accordance with this subpart and must be based on ______________________the
home was designed to withstand as shown on the home’s data plate.
a. site conditions
b. home design features
c. the loads
d. all of the above
87.
Foundation systems that ____________________ may be used when verified by
engineering data and designed in accordance with § 3285.301(d), consistent with
the design loads of the MHCSS.
a. are not
pier
b. footing type configurations
c. both a & b
d. neither a or b
88.
Details, plans, and test data must be designed and certified by a
____________________ and must not take the home out of compliance with the
MHCSS.
a. registered professional engineer
b. registered architect
c. both a & b
d. none of the above
89.
Alternative foundation
systems. Alternative foundation systems or designs are permitted in
accordance with either of the following: (Page
23)
a. Systems or designs must be
manufactured and installed in accordance with their 24 listings by a nationally
recognized testing agency based on a nationally recognized testing protocol; or
b. System
designs must be prepared by a registered professional engineer or a registered
architect in accordance with acceptable engineering practice.
c. both a & b
d. none of the above
90. In
flood hazard areas, the foundation, anchoring s and support systems must be
capable of resisting loads associated with design flood and wind events, and
homes must be installed on foundation supports that are designed and anchored
to prevent floatation, collapse or lateral movement of the structure.
a. true
b. false
91. Manufacturer’s
installation instructions must indicate whether:
A. The foundation specifications have
been designed and installed for flood resistant considerations, and, if so, the
conditions of applicability for velocities, depths, or wave action.
b. The foundation specifications are
not designed to address flood loads.
c. both a & b
d. none of the above
92. The
piers used must be capable of transmitting the vertical __________ loads to the
footings or foundation.
a. live
b. dead
c. both a & b
d. none of the above
93.
Acceptable piers — materials
specification. Piers are permitted to be
_______________. (Page 24)
a. concrete blocks
b. pressure-treated wood with a
water borne preservative
c. adjustable metal or concrete
piers
d. all of the above
94.
Manufactured piers must be ____________________for the required vertical load
capacity, and, where required by design, for the appropriate horizontal load
capacity.
a. listed
b. labeled
c. both a & b
d. none of the above
95. The
load bearing capacity for each pier must be designed to include consideration
for the ______________________. (Page
25)
a. dimensions of the home
b. the design dead and live loads
c. the spacing of the piers
d. all of the above
96.
Pier Configuration-
Load-bearing (not decorative) concrete blocks must have nominal dimensions of
at least 8 inches × 8 inches × 16 inches. (Page
30)
a. true
b. false
97. Pier Configuration- The concrete
blocks must be stacked with their hollow cells aligned horizontally.
a. true
b. false
98.
Pier Configuration- When
piers are constructed of blocks stacked side by side, each layer must be at
right angles to the preceding one, as shown in Figure B of §3285.306
a. true
b. false
99. Pier Configuration- Caps
must be solid concrete or masonry at least 4 inches in nominal thickness, or hardboard
lumber at least 2 inches in thickness; or be corrosion-protected minimum
one-half inch thick steel; or be of other listed materials.
a. true
b. false
100. Pier Configuration- All
caps must be of the same length and width as the piers on which they rest.
a. true
b. false
101.
Pier Configuration- When
split caps are used on double-stacked blocks, the caps must be installed with
the short dimension across the joint in the blocks above.
a. true
b. false
102.
Gaps. Any
gaps that occur during installation between the main chassis beam and
foundation support system must be filled, by using one of the following
methods: (Page 30)
a. Nominal 4 inch × 6
inch x 1 inch shims are permitted to be used to level the home and fill
any gaps between the base of the main chassis beam and the top of the pier cap
b. Shims must be used in pairs as shown
in Figures A and B of §3285.306
and must be driven in tightly so that
they do not occupy more than one inch of vertical height
c. Hardwood plates no thicker than 2
inches are used to fill in remaining vertical gaps
d. all of the above
103.
Manufactured pier heights.
Manufactured pier heights must be selected so that the
adjustable risers do not extend more than ____ inches when finally positioned.
a. 1
b. 2
c. 3
d. 6
104.
A minimum clearance of ___ inches must be maintained between the lowest member
of the main frame (I-beam or channel beam) and the grade under all areas of the
home. (Page 31)
a. 4
b. 8
c. 12
d. 18
105.
Frame piers less than _____ inches high are permitted
to be constructed of single, open, or closed-cell concrete blocks, 8 inches × 8
inches × 16 inches, when the design capacity of the block is not exceeded.
a. 24
b. 36
c. 12
d. 18
106.
Using the criteria from question 105- The frame piers must be installed so
that the short sides are at right angles to the supported I-beam, as shown in
Figure A of this section.
a. true
b. false
107.
Using the criteria from question 105- The concrete blocks must be stacked
with their hollow cells aligned vertically and must be positioned at right
angles to the footings.
a. true
b. false
108.
Using the criteria from question 105- Vertical offsets from the top to the top
of the pier must not exceed one-half inch.
a. true
b. false
109.
Using the criteria from question 105- Mortar is required as specified in the
installation instructions and is always required by the registered professional
engineer or the registered architect.
a. true
b. false
110.
Frame piers 36 inches to 67
inches high and corner piers. All frame piers between 36 inches and
67 inches high and all corner piers over three blocks high must be constructed
out of double, interlocked concrete blocks as shown in Figure B of this
section, when the design capacity of the block is not exceeded. (page 32)
a. true
b. false
111.
Frame piers 36 inches to 67
inches high and corner piers. Horizontal offsets from the top to the
bottom of the pier must not exceed ____ inch.
a. ½
b. 1
c. 2
d. 4
112.
All piers over 67 inches high.
Piers over 67 inches high must be designed by a
_____________________________ in accordance with acceptable engineering
practice. (Page 33)
a. registered professional engineer
b. registered architect
c. both a & b
d. none of the above
113.
All piers over 67 inches
high. Mortar is required for concrete block
piers unless otherwise specified by the design.
a. true
b. false
114.
Piers required _____________________________ are permitted to be constructed of
single open-cell or closed-cell concrete blocks, with nominal dimensions of 8
inches × 8 inches × 16 inches, to a maximum height of 54 inches, as shown in
Figure A of this section, when the design capacity of the block is not
exceeded. (page 33)
a. at mate-line supports
b. perimeter piers
c. piers at exterior wall openings
d. all of the above
115.
Piers used for perimeter support must be installed with the short dimension
parallel to the perimeter rail.
a. true
b. false
116.
Manufactured piers must be _______ to the pier manufacturer installation
instructions. (Page 34)
a. listed
b. labeled
c. installed
d. all of the above
117.
The location and spacing of piers depends upon the dimensions of the home, the
live and dead loads, the type of construction (single- or multi-section),
I-beam size, soil bearing capacity, footing size, and such other factors as the
location of doors or other openings.
a. true
b. false
118.
Piers supporting the frame must be no more than _____ inches
from both ends and not more than _____ inches center to center under the main
rails.
a. 18, 110
b. 20, 115
c. 24, 120
d. none of the above
119.
Perimeter pier or other supports must be located as follows:
On both sides of side wall exterior doors (such as entry, patio, and sliding
glass doors) and any other side wall openings of 48 inches or greater in width,
and under load-bearing porch posts, factory installed fireplaces, and wood
stoves).
a. true
b. false
120.
Perimeter pier or other supports must be located as follows: For roof live
loads of ____ psf or greater, a professional engineer or architect must
determine the maximum sidewall opening permitted without perimeter pier or
other supports.
a. 20
b. 30
c. 40
d. none of the above
121.
Materials approved for footings must provide equal load-bearing capacity and
resistance to decay as required by this section. Footings must be placed on
undisturbed soil or fill compacted to ___ percent of maximum relative density. (Page 38)
a. 70
b. 80
c. 90
d. 100
122.
Acceptable types of footings.
(1) Concrete. Footings are to be either: (i) 4-inch nominal precast concrete pads meeting or
exceeding ASTM C 90–02, Standard Specification for Load
Bearing Concrete Masonry Units, without reinforcement, with at least a
28-day compressive strength of 1,200 pounds per square inch (psi). (Page 41)
a. true
b. false
123.
Acceptable types of footings.
(1) Concrete. 6-inch minimum poured-in-place concrete
pads, slabs, or ribbons with at least a 28-day compressive strength of ________
pounds per square inch (psi). Cast-in-place concrete footings may also require
reinforcing steel based on acceptable engineering practice, the design loads,
and site specific soil conditions.
a. 2000
b. 2500
c. 3000
d. 4000
124.
Acceptable types of footings.
Pressure-treated wood. Pressure-treated wood footings must
consist of a minimum of two layers of nominal 2 inch thick
pressure-treated wood, a single layer of nominal ¾-inch thick pressure-treated
plywood with a maximum size of 16 inches by 16 inches.
a. true
b. false
125.
Acceptable types of footings.
Pressure-treated wood. least two layers of ¾-inch thick
pressure-treated plywood for sizes greater than 16 inches by 16 inches. Plywood
used for this purpose is to be rated exposure 1 or exterior sheathing in
accordance with PS-1-95, Construction and Industrial Plywood. (page 41)
a. true
b. false
126.
Footings placed in freezing climates must be designed using methods and
practices that prevent the effects of frost heave by one of the following
methods: (page 42)
a. Conventional footings
b. monolithic slab systems
c. Insulated foundations
d. all of the above
127.
Using the table (e) on page 43-What is the minimum size footing in inches
required for a maximum capacity of 7800 lb and with soil capacity of 1000 psf
and a 8” x 16” pier?
a. 24 x 24
b. 30 x 30
c. 36 x 36
d. none of the above
128.
Using the table (e) on page 43-What is the minimum size footing in inches
required for a maximum capacity of 7800 lb and with soil capacity of 1500 psf
and a 8” x 16” pier?
a. 24 x 24
b. 30 x 30
c. 36 x 36
d. none of the above
129.
Using the table (e) on page 43-What is the minimum size footing in inches
required for a maximum capacity of 7800 lb and with soil capacity of 4000 psf
and a 16” x 16” pier?
a. 24 x 24
b. 30 x 30
c. 36 x 36
d. none of the above
130.
What is the minimum thickness for a unreinforced
cast-in-place footing for question 127 above?
a. 8”
b. 10”
c. 12”
d. none of the above
131.
What is the minimum thickness for a unreinforced
cast-in-place footing for question 128 above?
a. 8”
b. 10”
c. 12”
d. none of the above
132.
What is the minimum thickness for a unreinforced
cast-in-place footing for question 129 above?
a. 8”
b. 10”
c. 12”
d. none of the above
133.
Support systems that combine both load-bearing capacity and uplift resistance
must also be sized and designed for all applicable wind loads. (Page 45)
a. true
b. false
134.
Special snow load conditions.
In general, foundations for homes designed for and located
in areas with roof live loads greater than ____ psf must be designed by the
manufacturer for the special snow load conditions in accordance with acceptable
engineering practice. (Page 45)
a. 20
b. 30
c. 40
d. none of the above
135.
Where site or other conditions prohibit the use of the____________________, a
registered professional engineer or registered architect must design the
foundation for the special snow load conditions.
a. code book
b. footing manual
c. manufacturer’s instructions
d. none of the above
136.
Ramadas may be used in areas with roof live loads greater than ___ psf. Ramadas
are to be self- supporting except that any connection to the home must be for
weatherproofing only.
a. 20
b. 30
c. 40
d. none of the above
137.
Anchoring instructions. After
blocking, the manufactured home must be secured against the wind by use of
anchor assembly type installations or by connecting the home to the alternative
foundation system. Leveling is required after the anchoring process. (Page 46)
a. true
b. false
138.
All anchoring and foundation systems must be capable of _______the loads that
the home was designed to withstand required by part 3280, subpart D of this
chapter, that the home was designed to withstand as shown on the home’s data
plate.
a. holding down
b. meeting
c. turning over
d. none of the above
139.
The installation instructions are to include at least the following information
and details for anchor assembly type installations: (Page 46)
a. The maximum spacing for
installing diagonal ties and any required vertical ties or straps to ground
anchors
b.
The minimum and maximum angles or dimensions for installing diagonal
ties or straps to ground anchors and the main chassis members of the
manufactured home
c.
Requirements for connecting the diagonal ties to the main chassis
members of the manufactured home. If the diagonal ties are attached to the
bottom flange of the main chassis beam, the frame must be designed to prevent
rotation of the beam
d. all of the above
140.
The installation instructions are to include at least the following information
and details for anchor assembly type installations:
a. Requirements for longitudinal and
mating wall tie downs and anchorage
b.
The method of strap attachment to the main chassis member and ground
anchor including provisions for swivel-type connections
c.
The methods for protecting vertical and diagonal strapping at sharp
corners by use of radius clips or other
means
d. all of the above
141.
Number and location of ground
anchors. (1) Ground anchor and anchor strap spacing
must be:
a. No greater than the spacing shown
in Tables 1 thru 3 of this section and Figures A and B in this section
b. Designed by a registered engineer or
architect in accordance with acceptable engineering practice and the
requirements of the MHCSS
c. all of the above
d. none of the above
142.
Longitudinal anchoring. Manufactured
homes must be stabilized against wind in the longitudinal direction in all Wind
Zones. Manufactured homes located in _______ must have longitudinal ground
anchors installed on the ends of the manufactured home transportable section(s)
or be provided with alternative systems that are capable of resisting wind
forces in the longitudinal direction. (page 48)
a. wind zone 1
b. wind zone 2
c. wind zone 3
d. only b & c
143.
A ________________________ must design alternative longitudinal anchoring
methods in accordance with acceptable engineering practice.
a. licensed builder
b. licensed manufactured home
installer
c. registered professional engineer
or registered architect
d. all of the above
144.
If sidewall, over-the roof, mate-line, or shear wall straps are installed on the
home, they must be connected to an _________________. (Page 55)
a. footing
b. pier
c. foundation
d. anchoring assembly
145.
Flood hazard areas. In
flood hazard areas, the piers, anchoring, and support systems must be capable
of resisting all loads associated with design___________________________. (Page 56)
a. flood and wind events
b. combined flood and wind events
c. both a & b
d. none of the above
146.
Supplemental instructions for optional equipment or features must be approved
by the _______ as not taking the home out of conformance with the requirements
of this part or part 3280 of this chapter and included with the manufacturer
installation instructions.
a. department
b. local inspector
c. DAPIA
d. none of the above
SUBPART
F – OPTIONAL FEATURES (page 56)
147.
Comfort cooling systems. When
not provided and installed by the home manufacturer, comfort cooling systems
must be installed according to the ___________________________. (Page 56)
a. appliance manufacturer’s
installation instructions
b. registered professional engineer
c. registered architect
d. all of the above
148.
The BTU/hr rated capacity of the site-installed air conditioning equipment must
not exceed the air distribution system’s rated BTU/hr capacity as shown on the
home’s compliance certificate.
a. true
b. false
149.
Circuit rating. If
a manufactured home is factory provided with an exterior outlet to energize
heating and/or air conditioning equipment, the branch circuit rating on the tag
adjacent to this outlet must be less than or equal to the minimum circuit
amperage identified on the equipment rating plate.
a. true
b. false
150.
Fireplace and wood-stove chimneys and air inlets must be site approved by the
inspector for use with manufactured homes and must be installed in accordance
with their listings. (Page 58)
a. true
b. false
151. Flood
hazard areas. Appliances installed on the
manufactured home site must be _____________.
a. anchored
b. elevated to
c. above the same elevation as the
lowest elevation of the lowest floor of the home
d. all of the above
152.
Appliance air inlets and exhausts must be located at or above the same
elevation as the lowest elevation of the lowest floor of the home.
a. true
b. false
153.
The dryer vents must exhaust to the exterior of the home and terminate inside
the perimeter skirting installed around it.
a. true
b. false
154.
All wood skirting within ___ inches of the ground must be pressure treated in
accordance with AWPA Standard U1 for Use Category 4A, Ground Anchor Contact
Applications or be naturally resistant to decay and termite infestations. (Page 60)
a. 4
b. 6
c. 8
d. 12
155.
A crawlspace with skirting must be provided with ventilation openings. The
minimum net area of ventilation openings must not be less than one square foot
(ft2) for every ______ square feet (ft2) of the home’s floor area.
a. 100
b. 150
c. 200
d. 300
156.
The total area of ventilation openings may be reduced to one square foot (ft2) for every 1,500 square feet (ft2) of the home’s floor area where a
uniform __-mil polyethylene sheet material or other acceptable vapor retarder
is installed according to § 3285.204 on the ground surface beneath the entire
floor area of the home.
a. 3
b. 4
c. 5
d. none of the above
157.
Crawlspace ventilation openings must be placed as high as practicable above the
ground.
a. true
b. false
158.
Crawlspace ventilation openings must be located on at least four sides to
provide cross ventilation.
a. true
b. false
159.
Crawlspace access opening(s) not less than __ inches in width and __ inches in
height and not
less
than three square feet (ft2) in area must be provided and must be
located so that any utility
connections
located under the home are accessible.
a. 18, 22
b. 16, 24
c. 18, 24
d. all of the above
160.
Dryer vents, air conditioning condensation drains, and combustion air inlets
inside the crawlspace must pass through the skirting to the outside. (Page 60)
a. true
b. false
161.
Home manufacturers may provide specific installation instructions for the
proper field assembly of manufacturer-supplied and shipped loose ducts,
plumbing, and fuel supply system parts that are necessary to join all sections
of the home and are designed to be located underneath the home.
a. true
b. false
162.
When the local water supply pressure exceeds ___ psi to the manufactured home,
a pressure-reducing valve must be installed. (Page 61)
a. 60
b. 70
c. 80
d. none of the above
163.
A ___________________ shutoff valve must be installed between the water supply
and the inlet.
a. identified
b. accessible
c. both a & b
d. none of the above
164.
The water riser for the shutoff valve connection must be located ___________ to
the home.
a. underneath
b. adjacent
c. above
d. both a & b
165.
Freezing protection. Only
pipe heating cable ______________is permitted to be used, and it must be
installed in accordance with the cable manufacturer installation instructions. (Page 62)
a. listed for manufactured home use
b. approved by an engineer
c. approved by a
architect
d. all of the above
166.
The water system must be inspected and tested for leaks after completion at the
site. The water heater must be disconnected when using an air-only test.
a. true
b. false
167.
Drainage system. Drain
lines must not slope less than ___ inch per foot unless otherwise noted on the
schematic diagram, as shown in Figure 1 to § 3285.604. (Page 65)
a. 1/8
b. ¼
c. ½
d. all of the above
168.
Drainage system. slope
of one-eight inch per foot may be permitted when a ________ is installed at the
upper end of the run. (page 63)
a. vent
b. clean
out
c. both a & b
d. none of the above
169.
The gas piping system in the home is designed for a pressure that is at least
___ inches of water column [5.8 oz./in2
or 0.36 psi] and not more than ____ inches of water column
[8 oz./in2 or 0.5 psi].
a. 5, 10
b. 8, 16
c. 10, 14
d. none of the above
170.
Gas piping systems. Tools must not be required to connect or remove the
flexible connector quick disconnect.
a. true
b. false
171.
Ductwork connections. Galvanized
metal straps or ______________ listed to UL 181 A or UL 181 B must be used
around the duct collar and secured tightly to make all connections.
a. tape
b. mastics
c. duct tape
d. both a & b
172.
Ductwork connections.
If metal straps are used, they must be secured with galvanized sheet metal
screws. Metal ducts must be fastened to the collar with a minimum of
______galvanized sheet metal screws equally spaced around the collar.
a. 2
b. 3
c. 4
d. all of the above
173. Ductwork
connections The duct must
be suspended or supported above the ground by straps or other means that are
spaced at a maximum distance not to exceed _______ or as otherwise permitted by
the installation instructions. (Page 65)
a. 3
b. 4
c. 5
d. all of the above
174.
Lights and fixtures. Grounding. All the exterior lighting fixtures and
ceiling fans installed per 67 § 3285.702(a) must be grounded by a
fixture-grounding device or by a fixture-grounding wire. (Page 67)
a. true
b. false
175.
Exterior lights. (1) The
junction box covers must be removed and wire-to-wire connections must be made
using listed wire connectors.
a. true
b. false
176.
Exterior lights. The
lighting fixture may be caulked around its base to ensure a watertight seal to
the sidewall.
a. true
b. false
177.
Ceiling fans. (1) Ceiling-suspended
(paddle) fans must be connected to a junction box listed for ceiling fan
application and installed with the trailing edges of the blades at least _____
above the finished floor. (Page 68)
a. 6’ 2”
b. 6’ 4”
c. 7’
d. none of the above
178. Electrical. The installation instructions are
to indicate that each manufactured home must be subjected to the following
tests: (page 69)
a. An electrical continuity test to ensure
that metallic parts are effectively bonded.
b. Operational
tests of all devices and utilization equipment except water heaters, electric
ranges, electric furnaces, dishwashers, clothes washers/dryers, and portable
appliances to demonstrate that they are connected and in working order.
c. For electrical equipment installed
or completed during installation, electrical polarity checks must be completed
to determine that connections have been made properly. Visual verification is
an acceptable electrical polarity check.
d. all of the above
SUBPART
I – EXTERIOR AND INTERIOR CLOSE UP (page 70)
179.
Exterior close-up strips/trim may be fastened securely and sealed with exterior
sealant.
a. true
b. false
180.
Joints and seams. All
joints and seams in exterior wall coverings that were disturbed during location
of the home must be made weatherproof.
a. true
b. false
181.
Prior to installing the siding, the optional polyethylene sheeting covering
exterior walls for transit could be completely removed.
a. true
b. false
182.
The home manufacturer must provide materials and designs for mate-line gaskets
or other methods designed to resist the entry of ________________ at all
mate-line locations exposed to the exterior.
a. air, water & water vapor
b insects
c. rodents
d. all of the above
183.
At a minimum, shipped-loose wall paneling necessary for the joining of all sections
of the home must be installed by using polyvinyl acetate (PVA) adhesive on all
framing members and fastened with minimum one-inch long
staples or nails at ___ inches on center panel edges and ____ inches on center
in the field. (Page 72)
a. 4, 8
b. 5, 10
c. 6, 12
d. none of the above
SUBPART
J –OPTIONAL INFORMATION FOR INSTALLATION INSTRUCTIONS (page 73)
184.
Issuance of permits. All
necessary LAHJ fees should be paid and permits should be obtained, which may
include verification that LAHJ requirements regarding encroachments in streets,
yards, and courts are obeyed and that permissible setback and fire separation
distances from property lines and public roads are met. (Page 75)
a. true
b. false
185.
Alterations. After
to making any alteration to a home or its installation, contact the LAHJ to
determine if plan approval and permits are required.
a. true
b. false
186. Installation
of on-site structures. Each accessory building and structure is designed to support all of its own live and dead loads,
unless the structure, including any attached garage, carport, deck, and porch,
is to be attached to the manufactured home and is
otherwise____________________.
a. included in the installation
instructions
b. designed by a registered
professional engineer
c. registered architect
d. all of the above
187.
Utility system connections.
It is required that the manufacturer’s installation
instructions suggest that: The LAHJ be consulted before connecting the
manufactured home to any utilities, and only qualified personnel familiar with
local requirements be permitted to make utility site connections and conduct
tests. (Page 76)
a. true
b. false
188.
Drainage system. The
main drain line be connected to the site’s sewer hookup, using
a
__________________________.
a. elastomeric coupler
b.other methods acceptable to the LAHJ
c. both a & b
d. neither a or b
189.
Orifices and regulators. Before
making any connections to the site supply, the outlet orifices of all
gas-burning appliances be checked to ensure they are correctly set up for the
type of gas to be supplied.
a. true
b. false
190.
Gas appliance startup
procedures. The LAHJ should be consulted concerning
the following gas appliance startup procedures: (Page 77)
a. One
at a time, opening equipment shutoff valves, lighting pilot lights when
provided, and adjusting burners and spark igniters for automatic ignition systems
in accordance with each appliance manufacturer instructions.
b. Checking the operation of the furnace
and water heater thermostats.
d. neither a or b
191.
Tank installation
requirements. In flood hazard areas, the oil storage
tank should be __________________________or above the design flood elevation,
or anchored and designed to prevent flotation, collapse, or permanent lateral
movement during the design flood.
a. anchored
b. elevated to
c. both a & b
d. neither a or b
192.
Leak
test procedure. Before the system is operated, it
should be checked for leaks in the ___________ in accordance with NFPA 31,
Standard for the Installation of Oil Burning Equipment, 2001or the requirements
of the LAHJ, whichever is more stringent.
a. tank
b.supply piping
c. both a & b
d. neither a or b
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