OWNER BUILDER TEST QUESTIONS
AND ANSWERS
At=what=depth=is=shoring=required?=-=ans-✔✔1.2m/4ft
Which=is=not=an=acceptable=method=for=determining=the=correct=grading=for=a=trench?
=-=ans-✔✔An=experienced=excavator=says=it's=ok
Which=best=describes=the=principle=of=rain=water=deflection?=-=ans-
✔✔Design=and=construction=that=prevents=water=from=ever=entering
What=lighting=safety=certifications=are=required=in=Canada?=-=ans-
✔✔CSA=safety=certification
What=grit=of=sandpaper=would=get=the=smoothest=result?=-=ans-
✔✔Higher=grit=with=get=a=smoother=finish
What=is=the=maximum=rise=in=a=flight=of=stairs?=-=ans-
✔✔The=vertical=height=of=any=flight=of=stairs=should=not=exceed=3.7m
What=is=the=minimum=distance=that=a=ladder=must=extend=above=a=parapet=wall=or=lan
ding?=-=ans-✔✔3ft
What=heights=are=end=dams=to=be=on=windows=and=door=flashings?=-=ans-
✔✔25mm/1=inch
When=should=you=call=for=inspectors=to=make=them=efficient=as=possible?=-=ans-
✔✔Group=inspectors=together=when=possible=and=call=when=work=is=complete
When=is=an=HRV=required?=-=ans-✔✔Almost=always
What=can=you=build=under=the=owner-builder=HPO=process?=-=ans-
✔✔Single=detached=home=under=a=single=title.=Single=dwelling=attached=to=pre-
existing=building=older=than=10=years.=Single=dwelling=attached=to=a=new=non-
residential=building.
Who=issues=permits=for=a=gas=fireplace?=-=ans-
✔✔Safety=Authority=(call=Technical=Safe=BC)
, Can=an=owner=builder=take=out=their=own=electrical=permit?=-=ans-✔✔Yes,=up=to=200A
What=is=the=best=way=to=apply=asphalt=waterproofing=on=a=foundation?=-=ans-
✔✔Spray-on=or=roll=on=dry=foundation=with=2in.=below=grade
When=is=the=appropriate=time=to=backfill=a=foundation?=-=ans-✔✔After=damp-proofing
What=do=you=need=to=do=when=applying=a=peel=and=stick=waterproof=membrane=found
ation?=-=ans-✔✔Use=an=approved=primer=before=installing
What=are=gas=meter=installation=requirements?=-=ans-
✔✔The=distance=from=the=gas=vent=to=the=roof=must=be=greater=than=the=overhang=of
=the=roof,=nothing=can=be=with=in=1m=either=side=or=4.5m=above=a=gas=meter
When=do=you=need=to=install=a=handrail=or=have=fall=protection?=-=ans-
✔✔10ft,=4ft=if=no=fall=protection
How=high=does=a=construction=fence=around=a=site=need=to=be?=-=ans-✔✔6ft
When=installing=the=footer,=it=was=dug=down=2in.=deeper=than=what=the=elevation=shou
ld=be.=What=needs=to=happen?=-=ans-
✔✔Install=the=footing=form=at=proper=elevation=and=fill=with=extra=concrete
When=installing=flashing=for=a=roof=valley=how=much=do=the=asphalt=shingles=need=to=
overlap?=-=ans-✔✔6in.
What=would=cause=a=blister=on=a=flat=roof?=-=ans-✔✔Moisture=trapped=under=roof
Water=is=backing=up=in=a=skylight,=what=do=you=do=to=fix=it?=-=ans-✔✔Clear=drainage
What=needs=to=be=done=first=when=starting=to=install=asphalt=shingles=on=a=roof?=-
=ans-✔✔Install=eve=protection
What=kind=of=fastener=can=you=use=in=a=wood=that=has=been=treated=with=chromated=
copper=arsenate?=-=ans-✔✔Lumber=manufacturer=approved=fastener
When=should=there=be=insulation=under=a=basement=slab?=-=ans-
✔✔When=there=is=in=floor=heating
How=deep=should=the=control=joint=be=in=a=concrete=slab?=-=ans-✔✔1/4=of=the=slab
What=kind=of=insulation=should=be=installed=under=slab?=-=ans-✔✔XPS
What=kind=of=insulation=has=the=least=moisture=permeability?=-=ans-✔✔XPS
AND ANSWERS
At=what=depth=is=shoring=required?=-=ans-✔✔1.2m/4ft
Which=is=not=an=acceptable=method=for=determining=the=correct=grading=for=a=trench?
=-=ans-✔✔An=experienced=excavator=says=it's=ok
Which=best=describes=the=principle=of=rain=water=deflection?=-=ans-
✔✔Design=and=construction=that=prevents=water=from=ever=entering
What=lighting=safety=certifications=are=required=in=Canada?=-=ans-
✔✔CSA=safety=certification
What=grit=of=sandpaper=would=get=the=smoothest=result?=-=ans-
✔✔Higher=grit=with=get=a=smoother=finish
What=is=the=maximum=rise=in=a=flight=of=stairs?=-=ans-
✔✔The=vertical=height=of=any=flight=of=stairs=should=not=exceed=3.7m
What=is=the=minimum=distance=that=a=ladder=must=extend=above=a=parapet=wall=or=lan
ding?=-=ans-✔✔3ft
What=heights=are=end=dams=to=be=on=windows=and=door=flashings?=-=ans-
✔✔25mm/1=inch
When=should=you=call=for=inspectors=to=make=them=efficient=as=possible?=-=ans-
✔✔Group=inspectors=together=when=possible=and=call=when=work=is=complete
When=is=an=HRV=required?=-=ans-✔✔Almost=always
What=can=you=build=under=the=owner-builder=HPO=process?=-=ans-
✔✔Single=detached=home=under=a=single=title.=Single=dwelling=attached=to=pre-
existing=building=older=than=10=years.=Single=dwelling=attached=to=a=new=non-
residential=building.
Who=issues=permits=for=a=gas=fireplace?=-=ans-
✔✔Safety=Authority=(call=Technical=Safe=BC)
, Can=an=owner=builder=take=out=their=own=electrical=permit?=-=ans-✔✔Yes,=up=to=200A
What=is=the=best=way=to=apply=asphalt=waterproofing=on=a=foundation?=-=ans-
✔✔Spray-on=or=roll=on=dry=foundation=with=2in.=below=grade
When=is=the=appropriate=time=to=backfill=a=foundation?=-=ans-✔✔After=damp-proofing
What=do=you=need=to=do=when=applying=a=peel=and=stick=waterproof=membrane=found
ation?=-=ans-✔✔Use=an=approved=primer=before=installing
What=are=gas=meter=installation=requirements?=-=ans-
✔✔The=distance=from=the=gas=vent=to=the=roof=must=be=greater=than=the=overhang=of
=the=roof,=nothing=can=be=with=in=1m=either=side=or=4.5m=above=a=gas=meter
When=do=you=need=to=install=a=handrail=or=have=fall=protection?=-=ans-
✔✔10ft,=4ft=if=no=fall=protection
How=high=does=a=construction=fence=around=a=site=need=to=be?=-=ans-✔✔6ft
When=installing=the=footer,=it=was=dug=down=2in.=deeper=than=what=the=elevation=shou
ld=be.=What=needs=to=happen?=-=ans-
✔✔Install=the=footing=form=at=proper=elevation=and=fill=with=extra=concrete
When=installing=flashing=for=a=roof=valley=how=much=do=the=asphalt=shingles=need=to=
overlap?=-=ans-✔✔6in.
What=would=cause=a=blister=on=a=flat=roof?=-=ans-✔✔Moisture=trapped=under=roof
Water=is=backing=up=in=a=skylight,=what=do=you=do=to=fix=it?=-=ans-✔✔Clear=drainage
What=needs=to=be=done=first=when=starting=to=install=asphalt=shingles=on=a=roof?=-
=ans-✔✔Install=eve=protection
What=kind=of=fastener=can=you=use=in=a=wood=that=has=been=treated=with=chromated=
copper=arsenate?=-=ans-✔✔Lumber=manufacturer=approved=fastener
When=should=there=be=insulation=under=a=basement=slab?=-=ans-
✔✔When=there=is=in=floor=heating
How=deep=should=the=control=joint=be=in=a=concrete=slab?=-=ans-✔✔1/4=of=the=slab
What=kind=of=insulation=should=be=installed=under=slab?=-=ans-✔✔XPS
What=kind=of=insulation=has=the=least=moisture=permeability?=-=ans-✔✔XPS
