QUESTIONS WITH CORRECT ANSWERS
GRADED A+ LATEST UPDATE
What is the maximum amount of air foundations that the code allows
? --CORRECT ANSWER--12 "
What is the maximum amount of air foundations that the code allows
? --CORRECT ANSWER--No less than 5 % and no more than 7 %
What is the minimum compressive strength of concrete after 28 days
? --CORRECT ANSWER--2,500 PSI
The maximum permitted slope for the bottom surface of footings shall
be ? --CORRECT ANSWER--1:10 ( one vertical in ten units
horizontal ) 10 % slope
Headers in floor and ceiling opennings shall be doubled when the
header span exceeds --CORRECT ANSWER--4 feet
Page | 1
,What is the maximum height above grade that a deck can be built
with out a guardrail ? --CORRECT ANSWER--30 inches
deck can guardrail ? Shiplap pine siding must have a minimum of
inches of " clearance between the siding and the earth ? --CORRECT
ANSWER--6 "
On a concrete foundation , spruce sills must have a min of inches of
clearance to the earth ? --CORRECT ANSWER--8 "
Wood girders . Supporting a floor must be pressure treated if they are
closer than " to the ground ? --CORRECT ANSWER--12 "
How many bolts are required for a wood sill on a concrete foundation
resting on 22 linear feet Eleven ( 11 ) feet of wall each way from the
corner --CORRECT ANSWER--6 , they will most likely show you a
drawing
A contractor has installed anchor bolts imbedded 6 " in a concrete
foundation The imbedded depth is how many inches too short ? --
CORRECT ANSWER--1 "
Page | 2
,For an 8 - foot high plain masonry foundation wall with 4 feet of
unbalanced fill , what is the minimum thickness of the foundation
wall ? The soil type is SW --CORRECT ANSWER--6 inches
When emergency escape and rescue windows are required in a single
family home , they shall have a sill height of not more than inches off
the ground ? --CORRECT ANSWER--44 inches
When working in a residential single family , the minimum clear
height of the means of egress door shall not less than and a clear
width of --CORRECT ANSWER--78 " and 32 "
What is the minimum height of an emergency escape window ? --
CORRECT ANSWER--24 inches
What is the minimum width of an emergency escape window ? --
CORRECT ANSWER--20 inches
When is a handrail required on a set of stairs in a single family home
? --CORRECT ANSWER--4 steps or more
Page | 3
, In a single family home stairways shall not be less than 36 " in clear
width at all points above the permitted handrail height . Stairway
widths shall not be less than inches where a handrail is installed on
one side and inches where handrails are provided on both sides . --
CORRECT ANSWER--31-1/2" and 27"
What is the maximum variation in riser height in multiple stairs ( not
consecutive ) in a flight of stairs ? --CORRECT ANSWER--3/8 "
What is the maximum variation in depth of adjacent treads or in the
height of adjacent risers ? --CORRECT ANSWER--3/8 "
What is the minimum headroom requirement in stairway for a 2
family residence measured from the sloped plane adjoining the tread
nosing or from the floor surface of the landing or platform ? --
CORRECT ANSWER--6 feet 8 inches
What is the minimum clearance space between a handrail and a wall ?
--CORRECT ANSWER--1½ "
A single - family residence has a 8 foot 8 inch high , 8 inch thick ,
reinforced concrete foundation The soil type is SM - SC . If the
Page | 4