Questions Flashcards
(240 cards)
1
Q
- At what depth of trench is shoring require / At what depth of an excavation is shoring required?
A
a. 1.2M (4 Feet)
2
Q
- Which of the following is not an acceptable method for determining the correct grading for a trench?
A
. A) An experienced excavator says it’s ok
3
Q
- Which best describes the design principle of rain water deflection?
A
a. Design and construction that prevents water from ever entering
4
Q
- What lighting certifications are required in Canada?
A
a. CSA safety certification
5
Q
What is the maximum rise in a flight of stairs?
A
a. The vertical height any flight stairs shall not exceed 3.7m (from the BCBC)
6
Q
- What is the minimum distance that a ladder must extend above a parapet wall or landing?
A
3ft
7
Q
- What heights are end dams to be on window and door flashings?
A
a. 25 mm / 1 inch (from BCBC)
8
Q
- When to call for inspections and how to make them efficient as possible?
A
a. Group together when possible and call when work is complete
9
Q
- When to call for inspections and how to make them efficient as possible?
A
a. Group together when possible and call when work is complete
10
Q
- WhenisanHRVrequired?
A
a. Almost always:
“Effective December , residential dwelling units, such as houses, apartments and secondary suites will be required to have
a principal ventilation system that exhausts air from bathrooms and kitchens and supplies fresh air to bedrooms and living areas
[....”
“Some small dwelling units in mild climates are permitted to supply fresh air through passive vents [9.32.3.4.(6)], but for most
dwelling units exhaust and supply will require a mechanical fan”
11
Q
- Whatcanyoubuildundertheowner-builderHPOprocess?
A
Which of the following is not allowed under the HPO owner-builder program? [Answer was new dwelling unit attached to building newer than 10 years old]
12
Q
Who issues permits for a gas fireplace
A
Safety authority now called technical safety bc
13
Q
Can an owner builder take out his own electrical permit?
A
Yes up to a 200 amp service is allowed
14
Q
What is the best practice to apply ash fault waterproofing on the foundation
A
Spray on her roll on dry foundation with 2 inch maximum below grade
15
Q
What do you need to do when applying a peel and stick waterproof membrane foundation?
A
Using approved primer before installing
16
Q
Questions about gas metre placement
A
Gas meter has to be farther from the roof line than the overhang of the roof nothing within 1 m on either side of it and 4.5 m above it and any powered air intake have to be within 3 m
17
Q
When do you need to install a handrail or have worker fall protection?
A
10 feet above grade
18
Q
How high does a construction fence need to be around a site
A
6 feet
19
Q
When installing the footer it was dug down to inches deeper than what is elevation should be what needs to happen?
A
Install the footing form a proper elevation and fill with extra concrete
20
Q
When installing flashing for roof Valley how much do the Asheville shingles need to overlap?
A
6 inches
21
Q
What would cause a blister and a flat roof?
A
Moisture trapped under the roof
22
Q
Water is backing up in a skylight what do you do to fix it?
A
Clear drainage
23
Q
What needs to be done first one starting to install Ashfall shingles on a roof?
A
Install eve protection
24
Q
What kind of fastener can you use in a word that has been treated with chromated copper arsenate?
A
Lumber manufacturer approved fastener
25
When should there be an insulation under a basement slab
When there is in floor heating or it is above the frost line
26
How deep should the control joint be in a concrete slab?
1/4 of the slab depth
27
What type of insulation should be installed under a slab?
XPS
28
What type of insulation has the least moisture permeability
XPS extruded polystyrene
29
When framing a header of a staircase the framer needs to know the nailing pattern where does he get it?
Use the BC code section 9 nailing pattern for the headers
30
What document must the owner submit to work safe BC prior to starting construction?
Notice of project
31
What is the nailing /screw pattern for backer board?
Manufacture approved pattern
32
When installing a bifold door, the door blinds at the side jam on the top what can be done?
Adjust the top pivot point
33
What should be done with Joyce and beans have contact with bare concrete wall?
Use pressure treated wood and leave 12 mm airspace
34
What is the minimum death for a beam support (beam pocket in foundation wall)
Not less than 89 mm, 3 inches
35
When is the footing needed?
Footing is needed when a wall is loadbearing
36
When fitting a casement window the window will not close all the way, what do you do?
Ensure casement is plump and square
37
What is the moisture permeability of 6 mil poly
0.03 US perm or 1.7NG
38
New fireplaces come with an air box around the fire box what is it for?
Provides more control distribution of heat
39
Refer back to question 39
40
When can work safe BC authority come to your construction site?
Anytime
41
 The moisture content of framing lumber at time of installation must not exceed what percentage?
19%
42
What is your liability for subcontractor on your site?
If you are acting as the prime contractor in the construction of your own home, you are subject to the health and safety provisions of the Workers Compensation Act and may be required to register with Work Safe BC. Learn about rights and responsibilities for workplace health
and safety. Be sure to get a clearance letter for each contractor to make sure they're in good standing with Work Safe BC; otherwise you could be held jointly liable for any unpaid Work Safe BC insurance premiums if the contractor you hire does not pay their premiums during
the period they worked for you. Learn about responsibilities for contractors and subcontractors.
43
What is the diverting flashing and where is it used?
At the end of an intersection between a roof and wall to direct water away from a vertical wall
44
What is the best way to build a watertight wall?
Use rain screen
45
Can you sell an owner built house?
After the first year of occupancy or with special permission from HPO
46
Can you transfer your owner built house to a family member in the first year?
No you must occupy the house for one year unless given special permission from the HPO
47
If you are a building a room 12‘ x 9‘ and you draw a diagonal line between two corners to see if the room is square how long would the line be?
15 feet
48
How far above the chimney can the flue liner protrude
The flu liner can protrude a minimum of 50 mm
49
Know the correct chimney clearance
2 feet above the highest point if it is within 10 feet of the highest point
50
New bathroom fan code for ventilation?
Every dwelling unit shall be equipped with a principal ventilation exhaust fan or ducted central ventilation system provided a minimum ventilation.
An exhaust fan with a minimum ventilation rate in every kitchen and every bathroom or water closet with minimum ventilation rate
51
What is the risk of installing a 600 CFM or larger fan?
Negative pressure dog
52
Appropriate location for water heater?
Recommended that the water heater is located near the greatest hot water usage to prevent heat loss through the pipes. It is also recommended that it is located where the water lines are not subject to freezing temperatures
53
What is the code pertaining to insulation between me and home and garage?
Garage is considered unconditioned space even if he did because the garage doors can open. Air barrier and insulation is required between the main living areas through an external wall and in the ceiling if there is condition space above the garage. Fire rated walls and ceiling may be required if there is a secondary suite. Insulation and vapour barrier as if garage or exterior spaces.
54
When do you call for an electrical inspection?
Before any wiring is concealed Or When you have a temporary electrical pole.
55
An electrical contractor fails an inspection what must the electrician do?
Fix problem and call for reinspection
56
When do you need a chimney saddle?
When upper side width of chimney is 750 mm or more
57
What must you do before starting to build?
Notify work safe BC 24 hours in advance
58
How high must a ladder protrude above a 4 foot trench?
3 feet
59
Why keep a work safe free of debris etc.?
To protect inspectors in safe efficient workplace
60
What shows hidden objects and blue prints?
Dashed line
61
What square best to use to transfer 35° slope from plans to work
Use sliding T bevel
62
How much support is news for floor Joyce into a footing?
1.5 inch minimum for floor joists and hangers are not typically 3.5 inch deep for beams 3.5 inch
63
What is one method that can be used to prevent new concrete from freezing in cold weather?
Insulated tarps
64
Why must concrete cure?
To reach peak strength
65
Went to order an inspection for external sewer line?
Loaded pipe on 6 inches of sand and before backfill
66
Went to inspect insulation?
After insulated but before covering/boarding, vapour barrier is part of the insulation system
67
When can you put up exterior house wrap?
After framing inspection but before insulating
68
What must of gas fitter do when a gas system insulation has been completed?
fix a tag with their name is certificated number type of appliance and date.
69
We’re not to put electrical meter?
At least 1 m away from a gas metre
70
When locking out of a circuit you must?
Shut off, tag, and lock
71
For I-beam construction what do you do for nailing patterns?
Refer to manufacturers or engineers instructions.
72
Who is responsible to ensure that the electrical contractor is performing work safely on site?
Owner builder
73
When not to install vapour barrier
If insulation is wet
74
How to measure wood moisture?
Moisture metre
75
Which of the following is not a characteristic of housewrap
Is vapour proof
76
What is the minimum gap for rain screen?
10 mm
77
When strapping vertical siding?
Put vertical straps on wall with horizontal on second
78
J What is the best practice eavestrough hanger spacing
36 inches or 18 inches for colder climates
79
Why is an end dam used on window flashing
To hinder water flow behind siding
80
What to do if window top is 16 inches down from a 24 inch overhang
Install header flashing
81
Worst underlayment for bathroom tile floor
Particleboard
82
Best type of flashing to use
Will last the lifetime of the surrounding materials
83
Hood fans for ranges should be based on?
The air exhaust volume intake air volume needed and clearance restrictions
84
Hey of railings above 2 feet
36 inches interior and 36 inches exterior unless it is above 6 feet then is it required for a 42 inch railing
85
Stair rise maximum
200 mm
86
When sheathing it should be
Staggered
87
If Joyce in subfloor are faulty?
\ Add blocking
88
HRV questions about distance between external In-N-Out vents
6 feet
89
Window CSA coding does not designate?
What type of window
90
When and why to use a saddle above a chimney?
Use a saddle when your chimney is protruding from a sloped roof and is greater than 750 mm in width. Use it to divert water away from the top edge of the chimney to prevent water damage
91
Ken-an owner builder pull a permit for plumbing?
Yes owner builders can pull up plumbing permit provided they do not possess a tradesmen certification as a plumber
92
Which product is used before applying latex paint to new drywall?
water-based primer sealer
93
Very weird question about exterior and interior barriers with complex choices like permeable waterproof water resistant Impermiable in various combinations
Exterior wraps are typically called WRB or weather resistant barrier they are water resistant to bulk rain but will allow moisture to diffuse through vapour barriers which goes on the warm side of the wall should I have low permeability 1.7 SI perms know that housewrap is not vapour proof
94
Somehow efficiency windows have gas injected between the panes what is the gas?
Argon
95
Storage materials that are hazardous are combustible, corrosive, toxic etc. Should be safely stored where can they be stored?
In their approved containers inside of a locked room
96
What is used to prevent mitre joints from opening?
Biscuits and silicone baby
97
Where a roof structure requires ventilation, where can I van for airflow not be placed?
Fascia
98
An owner builder’s brother-in-law is a licensed builder. What are the restrictions regarding his involvement?
The brother-in-law cannot fulfil any general contractor duties
99
What barrier must be placed between concrete form and base plate?
Seal gasket
100
What is the primary reason to use pre-manufactured cap shingles?
Better wind resistance
101
When roof trusses turn up how do you know what order they go in?
A chart/pictogram is delivered with them which shows where they go and they are also individually labelled
102
The most heat loss is through
Windows
103
Having a big range hood may cause problems with pressurization/eating?
Depressurization
104
What is the best kind of paint for your kitchen
Water base
105
What would you do if your plumbing inspection failed
Stop work fix mistakes and call inspection again
106
What documents are required from WCB when hiring a subcontractor?
Clearance letters
107
How do you dry concrete if there is a sudden drop in temperature?
Cover with tarp
108
What are the requirements for a handrail
Must be continuous on one side and ended in a way that won’t impede usage
109
What is the required headroom over stairs?
6‘6“ or 1950 mm
110
When using spray foam insulation as a vapour barrier
It must be thick enough to meet vapour barrier requirements
111
What is 1 inch in millimetres
1 inch equals 25.4 mm
112
Convert feet to metres
1 foot equals 0.3048 m
113
Convert millimetres to metres
1000 mm equals 1 m
114
Why is clay tile roof not a good option for the West Coast?
They are heavy and are dangerous in an earthquake
115
When balcony membrane is used what is a minimum slope percent
2%
116
Play properly spacing decking allowing for wood movement drainage and drying is provided what is the minimum spacing of deck boards?
1/8 of an inch
117
Most efficient insulation for framed walls
Bat insulation
118
How many jobs can a sole subcontractor do before they must be a licensed builder and provide home warranty insurance?
Maximum two jobs
119
What is the live load capacity on a floor?
2.4 kPa
120
Balconies, decks, and other platforms must be designed to carry?
One. 9 kPa. Attic load is. 35 kPa
121
What must you remember when framing in a direct vent gas fireplace?
Leave clearance between the unit and the framing
122
What must a principal of a farm corporation due to receive an HPO permit?
Must file for a special resolution not to sell interest in land for one year ' 
123
Which of the following best describes a chimney flue?
A flue is a duct pipe or opening in a chimney for conveying exhaust gases from a fireplace, furnace, water boiler, boiler, or generator to the outdoors.
124
What is the best practice for framing a foundation?
Square the corners first and brace
125
How should you store propane cylinders on a job site?
Up rightand secured
126
What is the most appropriate bridging/blocking for a non-engineered floor?
Cross bridging at 7 feet on centre maximum
127
How do you properly install a rigid insulation in a cavity wall?
Directly against the concrete
128
When are sprinklers required in an SFD?
Only required if local byelaws require them
129
Minimum horizontal overlap for building paper?
1000 mm or 4 inches
130
Which of the following is not a property of weather resistant barrier
Not vapour proof
131
How do you square up a wall when framing?
Measure diagonals
132
Which two materials most affect the strength of concrete?
Cement and water
133
When do you call from the framing inspection?
When framing is complete, and HVAC and plumbing are roughed in
134
When can you apply for an occupancy permit?
Upon substantial completion
135
If you omit the edge covering for a concrete tile roof what will happen?
Edge of tiles no longer protected against corrosion
136
Which of the following best describes the third law of thermodynamics
Heat flows from an area of high heat to low heat
137
For differential grades what is the minimum run first step footings?
2 feet
138
Nail pattern for vertical and horizontal application of panel tape sheathing?
6 inches on edge and 12 inches in the middle
139
What is the maximum perm rating allowed for exterior wall assembly
60 NG or 1.05 SI perm
140
Which best describes the principle of rainwater deflection?
Design and construction the prevents water from entering
141
What is radon?
Radioactive and odourless
142
Where do you vent radon gas?
Through the wall or roof
143
Who calls for inspection?
The permit holder
144
The assessment value of your home goes up by 150% in the first year, what do you do?
Call BC assessment
145
 When your work full-time how do you manage your house building project?
You engage subtrade personally come on the job site to supervise the work whenever you can
146
How many years is the owner builder responsible for the builder envelope?
Five years
147
How many years is the owner builder responsible for structural?
10 years
148
How do you make sure the house is square?
Pythagoras theorem
149
If scale on plans is 1/4 inch to a foot what would 1 1/8 inch represent on a plan
4‘6“
150
Can an owner builder construct a duplex?
Under no circumstances can this occur
151
What effect does this 600 CFM fan have an energy efficiency?
Loss of heat being vented out
152
Who is permitted to take out a building permit?
Permit holder
153
How is friction fit insulation incorrectly installed?
Tight enough to prevent convection
154
Why shouldn’t both concrete and wood be used together when framing?
It is difficult to fasten together
155
What is true of metal roofing material?
It is durable and can last up to 40 years
156
What needs to be done when installing a metal roof?
A metal drip edge must be installed
157
How must roofing be installed around a mortar chimney?
Install roofing material and step flashing alternately followed by counter flashing
158
When are footings required?
Under any loadbearing element or under all structural elements
159
Which of the following is the best method to install a sink?
Use a proportionate template from the manufacturer
160
Carbon monoxide detectors are mandatory and new homes which statement is false?
Carbon monoxide detectors must always be installed on the ceiling
161
Why is ICF or insulated concrete form used?
Other but R value is mentioned here
162
When is it best to inspect a storm pipe?
After the trenches dug, the pipe is installed, and Rockfill is complete
163
What is a 312 roof slope
A 1 to 4 ratio
164
How many years on leased land to get excepted for an owner builder authorization?
15 years
165
What slope of a roof can clay cladding go on?
50%
166
What is not a proper roofing material
Bitumen membrane
167
After building your second house how long do you have to wait to build a third house?
Three years
168
What effect does an increase low power on the volume and flow of drainage
Flow and volume increase
169
Reflective insulation is designed for which?
Radiant heat
170
Which of the following is a critical step to ensure proper curing of concrete?
Place polyurethane sheet immediately unfinished concrete to prevent it from drying
171
What do you do a footing inspection?
After footings are framed and steel installed but before concrete is poured
172
What is the waiting period between third and fourth home owner builder applications?
Five years
173
Best way to prevent heat loss for a slab on grade construction?
Insulate under the slab
174
When is it best to use sanded grout?
When the gaps between tiles are big
175
What is the responsibility of the owner/builder when the compliance officer is on site?
Be present and accompany the officer on site
176
What is the best way to attach drywall with screws
Screw should be slightly embedded in drywall without tearing the paper
177
When is it best to backfill?
Backfill after inspections and after floors installed to stabilize foundation
178
If you very the slob of drainage pipe what happens to the flow and volume?
Flow and volume both increase
179
When must a heat pump it here to lot setbacks?
Depends on local byelaws
180
What best describes the job of an owner builder one of the inspector gets to the site?
Make sure you don’t obstruct him from inspecting the work
181
R-value is the capacity of a material to resist what kind of flow?
Heat
182
What best describes the job of an owner builder when installing a gas fireplace?
Get approval from the safety authority
183
What are the requirements for working on a say using restricted chemicals
WHIMIS an MSDS
184
Who is responsible for monitoring compliance to codes?
The owner builder
185
Why must an owner builder Be on site during an inspection?
Because the owner builder is responsible for any defects/issues
186
Why schedule inspections far in advance?
To avoid delays in schedule
187
How do you square external framed wall?
Measure diagonals
188
What happens if and closures are not installed on a concrete tile roof?
Snow and water can/will easily enter roof space and damage is likely to occur
189
Where is safety glass required by code?
Sliding glass doors
190
Specific type of labelling on electrical fixtures
CSA UL
191
Who is responsible for ensuring gas and propane appliances are installed correctly or safely
Certified gas installer
192
Question about which regulation most relevant to the safety of gas equipment installation?
The safety stands act
193
Question about which is false regarding gas and propane fireplaces
Must be a direct vent
194
What is the maximum monetary penalty under the HPA?
$25,000
195
What is the best way to prevent a Joist from twisting
Cross bracing at 7 feet or less
196
What is an owner builder’s responsibility with regards to managing construction of the home?
Owner builder must build or directly manage the full construction of the home
197
Is the R-value of a house only related to the insulation value
No, the studs and drywall and other parts also have an our value
198
What are the disadvantages of clay tile roofing?
More difficult to install and more expensive than Asphalt shingles
199
Which of the following statements about direct vent gas fireplaces is false?
Gas fireplaces have an adjustable air damper
200
What type of drywall is needed as a fire barrier between the garage and the above floor?
5/8 drywall
201
What penalty can be imposed if you make false claims or do something wrong with your owner builder permit?
Cancel owner build authorization permit
202
Can you build an attached residential building to a new multi unit residential building?
No
203
Which thing is not considered when determining the type of insulation below slab on grade?
Fire resistance
204
When a roof has a 30 inch wide how can you protect the chimney from the snow?
Install a saddle
205
How to install strapping for vinyl siding?
'No strapping needed
206
What information must be included on an owner builder disclosure notice?
A statement declaring whether the home is covered by home warranty insurance
207
What is EPS
A type of rigid insulation
208
Which of the following statements for chimneys is false?
Chimney should be located against an exterior wall to reduce condensation
209
What is needed when a metal panel roof intersects a wall?
Horizontal flashing cock secure to 750 mm on centre on bottom rib
210
What date is the second owner builder application based on?
Occupancy date
211
Minimum strength in MPA for concrete footings, walls, foundations, interior flat work, garages, exterior flat work
Callings walls and foundations: 15 MPA
Interior flat work? 20 mpa
Garage, carports, exterior? 32 MPA
212
What is the purpose of the slope on a flat roof, or deck,
Just stop water from poolling on deck
213
What is the maximum allowable rise in millimetres for a stair in a dwelling unit?
200 mm
214
Define which of the following is an acceptable scope of work that a single subcontractor can perform on an owner build home?
To manage and complete all the structural components of a newly built home. All other options for this question include them building more than one component of the home
215
What is a possible consequence of failure to disclose that a house has no home warranty insurance?
The owner builder will be subject to penalties under the home protection act
216
Unfastening exterior wall tile floor, nail should penetrate
217
What is the definition of an employer
Prime contractor
218
Which of the following is a physical marker or location used to establish on site elevations?
Benchmark
219
What is the minimum number of screws required an exterior door hinges and strike plates that penetrates solid wood framing?
Two with a minimum penetration of 25 mm into solid wood
220
What are h clips used for?
Support roof sheathing between rafters or trusses
221
The performance of a specific task in a bar chart is referred to as:
An activity
222
Which type of moveable window is most energy effective?
hinged window
223
Which statement regarding a natural gas or propane fireplace is true?
Must have a pilot light
224
Under the builders license active what percentage of money can an owner hold back?
10%
225
Flashing must be what?
Resistant to corrosion
226
Who brings the services to the property line and connects to the municipality
The municipality
227
Perimeter drain tile or PVC pipe around the foundation must be installed so the top of the tile is no higher than?
The bottom of the floor slab
228
When notifying the registrar of occupancy what information do you submit?
List of the names of all trades who worked on the building of the home
229
What causes a house to settle?
Compression of soil
230
What is the minimum distance that a ladder must extend above the surface you are climbing onto?
3 feet
231
What legislation governs the insurance of owner builder authorizations in British Columbia
The homeowner protection act and regulations
232
What is first occupancy as defined by homeowner protection act in regulation
Occupancy permit or when you move in
233
What is the minimum length of time after the date of first document see that an owner builder muscle occupy the home prior to selling?
One year
234
What colour barrier warning tape is used to mark underground utility lines?
Read
235
When are furring strips required on a vinyl siding?
With contoured insulation backing
236
When is HRV he ventilated recovery required
Almost always unless the climate is mild
237
What is the purpose of the owner builder disclosure notice
If sold within 10 years of occupancy the prospective buyer must be informed that it is an owner builder and that there is no warranty
238
When an owner builder completes an occupies their home what two things must they report to the licensing and consumer services department?
Date of occupancy and a list of all trades workers
239
The dewpoint In an insulated wall refers to the point where the temperature is such that?
Condensation takes place
240
In an HRV system what is the minimum recommended distance between the intake and exhaust
6 feet
