AZ ROC KB-1 PRACTICE EXAM QUESTIONS
WITH VERIFIED ANSWERS
When setting type K-series joists, immediately upon landing the joist, the truss shall be
______.
Welded with 2 one inch 1/8 inch fillet welds on each end
For reinforcing steel, the minimum clear spacing between parallel bars in a layer shall be
equal to the bar diameter but not less than _____.
1 inch
According to the Americans with Disabilities Act, how big does the landing need to be at
the bottom of a ramp?
3 feet by 5 feet
All of the following roofing materials can be re-used except
aggregate materials
Which of the following is not typical of ice protection for asphalt shingle roof?
One layer of 90 pound hot mopped mineral surfaced membrane
How often are strength tests required for concrete?
At least 1 a day per 150 cubic yards or 5,000 square feet
All of the following soil provisions are considered expansive except for:
at least 10% of soil particles are less than 5 micrometers in size
A lintel should have a minimum of how many inches of bearing over the ends of each
jamb?
4 inches
When using exterior insulation board, how far below grade must it extend?
12 inches below
The standard bearing depth of an open web steel joist measures ______ inches.
2-1/2
Which of the following is a correct statement about low-slump concrete?
It has a stiff consistency
What is the maximum height allowed for a single grout pour of a masonry wall?
, 8 feet
When making a steel to steel connection the minimum bearing required is _____.
2-1/2 inches
What is the minimum spacing between block and rebar when grouting with course grout in
a hollow masonry unit?
1/2 inch
What is the minimum width perpendicular to the length of a K-Series joists for a steel
bearing plate anchored in a concrete or masonry wall?
6 inches
For normal placement of structural lightweight concrete it is seldom necessary to exceed
what slump?
4 inch
What is the range for air entrainment for structural lightweight concrete?
5-8%
What is the width of a mortar joint used on glass block?
1/4 inch
What additive helps get a smooth finish when concrete is hot?
Retarders
When using a tremie to place underwater concrete, what must be done to the mixture?
Increase the amount of cement in the mixture
In an apartment building, luminous markings shall be provided along the egress path when
the occupied floors are ______ above the lowest level of the fire department vehicle access.
more than 75 feet
The standard depth of a base cabinet used in kitchens is ______ inches.
24
What do you do if sill plated on a foundation are unprotected?
Protection is not needed if it is 8 inches above grade
Which engineered wood uses compressed fibers and adhesive?
MDF
How are the ends of bottom bearing joists normally laterally restrained?
WITH VERIFIED ANSWERS
When setting type K-series joists, immediately upon landing the joist, the truss shall be
______.
Welded with 2 one inch 1/8 inch fillet welds on each end
For reinforcing steel, the minimum clear spacing between parallel bars in a layer shall be
equal to the bar diameter but not less than _____.
1 inch
According to the Americans with Disabilities Act, how big does the landing need to be at
the bottom of a ramp?
3 feet by 5 feet
All of the following roofing materials can be re-used except
aggregate materials
Which of the following is not typical of ice protection for asphalt shingle roof?
One layer of 90 pound hot mopped mineral surfaced membrane
How often are strength tests required for concrete?
At least 1 a day per 150 cubic yards or 5,000 square feet
All of the following soil provisions are considered expansive except for:
at least 10% of soil particles are less than 5 micrometers in size
A lintel should have a minimum of how many inches of bearing over the ends of each
jamb?
4 inches
When using exterior insulation board, how far below grade must it extend?
12 inches below
The standard bearing depth of an open web steel joist measures ______ inches.
2-1/2
Which of the following is a correct statement about low-slump concrete?
It has a stiff consistency
What is the maximum height allowed for a single grout pour of a masonry wall?
, 8 feet
When making a steel to steel connection the minimum bearing required is _____.
2-1/2 inches
What is the minimum spacing between block and rebar when grouting with course grout in
a hollow masonry unit?
1/2 inch
What is the minimum width perpendicular to the length of a K-Series joists for a steel
bearing plate anchored in a concrete or masonry wall?
6 inches
For normal placement of structural lightweight concrete it is seldom necessary to exceed
what slump?
4 inch
What is the range for air entrainment for structural lightweight concrete?
5-8%
What is the width of a mortar joint used on glass block?
1/4 inch
What additive helps get a smooth finish when concrete is hot?
Retarders
When using a tremie to place underwater concrete, what must be done to the mixture?
Increase the amount of cement in the mixture
In an apartment building, luminous markings shall be provided along the egress path when
the occupied floors are ______ above the lowest level of the fire department vehicle access.
more than 75 feet
The standard depth of a base cabinet used in kitchens is ______ inches.
24
What do you do if sill plated on a foundation are unprotected?
Protection is not needed if it is 8 inches above grade
Which engineered wood uses compressed fibers and adhesive?
MDF
How are the ends of bottom bearing joists normally laterally restrained?
