VA CBC Practice Exam with verified answers
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What |should |a |leading-edge |worker |do |when |aligning |the |side |lap?
a. |He |should |tighten |his |fail |protection
b. |He |should |tack |weld |the |side |laps
c. |He |should |kneel
d. |He |should |use |set |screws |- |correct |answer |c. |He |should |kneel
For |polyurethane |used |as |a |moisture |barrier |beneath |a |concrete |slab, |the |joists |shall |be |
lapped |a |MINIMUM |of |
a. |6 |inches
b. |5 |inches
c. |4 |inches |
d. |2 |inches |- |correct |answer |a. |6 |inches
What |effect |will |be |adding |water |to |concrete |have |on |the |slump?
a. |It |will |increase |the |slump
b. |It |will |decrease |the |slump
c. |It |will |have |no |effect |on |the |slump
d. |It |depends |on |the |temperature |- |correct |answer |a. |It |will |increase |the |slump
Valley |flashing |for |slate |roofs |shall |be |a |MINIMUM |of |
a. |26-gage |galvanized |steel |24 |inches |wide
,b. |20-gage |galvanized |steel |20 |inches |wide
c. |.0800 |inch |aluminum |15-inches |wide
d. |.01719 |inch |zinc |coated |G90 |15-inches |wide |- |correct |answer |d. |.01719 |inch |zinc |coated |
G90 |15-inches |wide
When |figuring |nominal |dimensions |on |new |construction, |what |is |the |intended |size |of |the |
mortar |joint |for |concrete |masonry |unit
a. |1/4 |inch
b. |3/8 |inch
c. |1/2 |inch
d. |5/8 |inch |- |correct |answer |b. |3/8 |inch
Which |stud |would |most |likely |be |used |to |frame |bearing |exterior |wall?
a. |25-gauge |C |studs
b. |20-gauge |corrugated |studs
c. |Studs |with |stiffened |flanges
d. |22-gauge |perforated |web |stubs |- |correct |answer |c. |Studs |with |stiffened |flanges
The |contour |lines |on |a |drawing |show |elevation |of |120 |feet |and |130 |feet. |The |contour |lines |are
|50 |feet |apart. |What |is |the |grade |of |the |ground |between |these |two |counter |lines? |
a. |10%
b. |15%
c. |20%
d. |25% |- |correct |answer |c. |20%
What |can |be |done |to |increase |the |abrasion |of |concrete?
,a. |Use |a |harder |aggregate |
b. |Increase |permeability |- |correct |answer |a. |Use |a |harder |aggregate
The |MAXIMUM |moisture |content |for |pressure |treated |wood |to |be |used |where |air |drying |in |
use |CANNOT |occur |should |be |
a. |Not |greater |than |19%
b. |Less |than |or |equal |to |11%
c. |At |least |10%
d. |Between |9% |and |22% |- |correct |answer |a. |Not |greater |than |19%
If |a |foundation |drain |is |required, |then |the |top |of |the |drain |shall |not |be |less |than |how |many |
inches |above |the |top |of |the |footing?
a. |2
b. |4
c. |6
d. |8 |- |correct |answer |c. |6
How |many |8 |x |8 |x |16 |concrete |masonry |units |will |be |REQUIRED |for |one |course |of |224-foot |
long |wall?
a. |Less |than |150
b. |Between |150 |and |200
c. |Between |201 |and |250 |
d. |More |than |250 |- |correct |answer |b. |Between |150 |and |200
An |efficient |method |of |lowering |the |water |table |in |an |excavation |on |a |level |lot |is |to |
, a. |Install |trench |boxes
b. |Dig |channels |outside |the |excavation
c. |Dig |ditches |inside |the |excavation
d. |Install |a |wellpoint |system |- |correct |answer |d. |Install |a |wellpoint |system
What |is |the |MINIMUM |clearance |on |the |pull |side |of |an |accessible |manual |swinging |door |
when |approaching |from |the |front |parallel |of |the |doorway
a. |12 |inches |
b. |18 |inches
c. |20 |inches
d. |24 |inches |- |correct |answer |b. |18 |inches
How |should |the |metal |deck |erector |install |the |endlaps |of |a |roof |deck?
a. |The |endlap |should |have |a |minimum |of |1/2 |inch |overlap.
b. |The |endlap |should |be |tack |welded.
c. |The |center |of |the |endlap |portion |should |occur |over |the |support.
d. |They |should |be |arranged |so |that |the |ends |of |the |lap |are |staggered |over |the |supports. |- |
correct |answer |c. |The |center |of |the |endlap |portion |should |occur |over |the |support.
What |is |the |closest |to |the |exposed |ground |that |the |bottom |of |wood |girder |can |be |installed |
before |they |must |be |of |a |naturally |durable |material |or |be |preservative-treated?
a. |8 |inches
b. |12 |inches
c. |16 |inches
d. |18 |inches |- |correct |answer |b. |12 |inches
| | | | | |
What |should |a |leading-edge |worker |do |when |aligning |the |side |lap?
a. |He |should |tighten |his |fail |protection
b. |He |should |tack |weld |the |side |laps
c. |He |should |kneel
d. |He |should |use |set |screws |- |correct |answer |c. |He |should |kneel
For |polyurethane |used |as |a |moisture |barrier |beneath |a |concrete |slab, |the |joists |shall |be |
lapped |a |MINIMUM |of |
a. |6 |inches
b. |5 |inches
c. |4 |inches |
d. |2 |inches |- |correct |answer |a. |6 |inches
What |effect |will |be |adding |water |to |concrete |have |on |the |slump?
a. |It |will |increase |the |slump
b. |It |will |decrease |the |slump
c. |It |will |have |no |effect |on |the |slump
d. |It |depends |on |the |temperature |- |correct |answer |a. |It |will |increase |the |slump
Valley |flashing |for |slate |roofs |shall |be |a |MINIMUM |of |
a. |26-gage |galvanized |steel |24 |inches |wide
,b. |20-gage |galvanized |steel |20 |inches |wide
c. |.0800 |inch |aluminum |15-inches |wide
d. |.01719 |inch |zinc |coated |G90 |15-inches |wide |- |correct |answer |d. |.01719 |inch |zinc |coated |
G90 |15-inches |wide
When |figuring |nominal |dimensions |on |new |construction, |what |is |the |intended |size |of |the |
mortar |joint |for |concrete |masonry |unit
a. |1/4 |inch
b. |3/8 |inch
c. |1/2 |inch
d. |5/8 |inch |- |correct |answer |b. |3/8 |inch
Which |stud |would |most |likely |be |used |to |frame |bearing |exterior |wall?
a. |25-gauge |C |studs
b. |20-gauge |corrugated |studs
c. |Studs |with |stiffened |flanges
d. |22-gauge |perforated |web |stubs |- |correct |answer |c. |Studs |with |stiffened |flanges
The |contour |lines |on |a |drawing |show |elevation |of |120 |feet |and |130 |feet. |The |contour |lines |are
|50 |feet |apart. |What |is |the |grade |of |the |ground |between |these |two |counter |lines? |
a. |10%
b. |15%
c. |20%
d. |25% |- |correct |answer |c. |20%
What |can |be |done |to |increase |the |abrasion |of |concrete?
,a. |Use |a |harder |aggregate |
b. |Increase |permeability |- |correct |answer |a. |Use |a |harder |aggregate
The |MAXIMUM |moisture |content |for |pressure |treated |wood |to |be |used |where |air |drying |in |
use |CANNOT |occur |should |be |
a. |Not |greater |than |19%
b. |Less |than |or |equal |to |11%
c. |At |least |10%
d. |Between |9% |and |22% |- |correct |answer |a. |Not |greater |than |19%
If |a |foundation |drain |is |required, |then |the |top |of |the |drain |shall |not |be |less |than |how |many |
inches |above |the |top |of |the |footing?
a. |2
b. |4
c. |6
d. |8 |- |correct |answer |c. |6
How |many |8 |x |8 |x |16 |concrete |masonry |units |will |be |REQUIRED |for |one |course |of |224-foot |
long |wall?
a. |Less |than |150
b. |Between |150 |and |200
c. |Between |201 |and |250 |
d. |More |than |250 |- |correct |answer |b. |Between |150 |and |200
An |efficient |method |of |lowering |the |water |table |in |an |excavation |on |a |level |lot |is |to |
, a. |Install |trench |boxes
b. |Dig |channels |outside |the |excavation
c. |Dig |ditches |inside |the |excavation
d. |Install |a |wellpoint |system |- |correct |answer |d. |Install |a |wellpoint |system
What |is |the |MINIMUM |clearance |on |the |pull |side |of |an |accessible |manual |swinging |door |
when |approaching |from |the |front |parallel |of |the |doorway
a. |12 |inches |
b. |18 |inches
c. |20 |inches
d. |24 |inches |- |correct |answer |b. |18 |inches
How |should |the |metal |deck |erector |install |the |endlaps |of |a |roof |deck?
a. |The |endlap |should |have |a |minimum |of |1/2 |inch |overlap.
b. |The |endlap |should |be |tack |welded.
c. |The |center |of |the |endlap |portion |should |occur |over |the |support.
d. |They |should |be |arranged |so |that |the |ends |of |the |lap |are |staggered |over |the |supports. |- |
correct |answer |c. |The |center |of |the |endlap |portion |should |occur |over |the |support.
What |is |the |closest |to |the |exposed |ground |that |the |bottom |of |wood |girder |can |be |installed |
before |they |must |be |of |a |naturally |durable |material |or |be |preservative-treated?
a. |8 |inches
b. |12 |inches
c. |16 |inches
d. |18 |inches |- |correct |answer |b. |12 |inches
