Illinois Roofing Exam Explore New
Questions and Answers|2025 Update |
100% Correct.
Roof assembly - CORRECT ANSWER-Roof deck + roof system
Substrate - CORRECT ANSWER-Layer to nail to or glue to
Dead load - CORRECT ANSWER-Permanent material (shingles)
4 main functions of a roof deck are: - CORRECT ANSWER-Substrate
Support loads
Flexibility
Fire resistance
Lightweight insulation concreate - CORRECT ANSWER-Used to fill material often to
add slope
Structural concreate - CORRECT ANSWER-Used to hold the weight of dead & live
loads
Wood panels - CORRECT ANSWER-Sheeting
-OSB ( Oriented Strand Board)
-Plywood
When a nail pops out? - CORRECT ANSWER-Faster Back out
Which is not the purpose of a roof deck? - CORRECT ANSWER-Waterproofing
Structural Lightweight Concrete - CORRECT ANSWER-Clay & shell
Lightweight Insulating Concrete - CORRECT ANSWER-Perlite & Merculite
Wood planks & wood panel decks are determined by design. - CORRECT ANSWER-
Why replace decks made of laminated insulation and osb? - CORRECT ANSWER-
Moisture build up
Which is the best roof system? - CORRECT ANSWER-Where the system is matched to
the design.
, How are plies Installed in BUR? - CORRECT ANSWER-They are embedded.
procedures when heating up asphalt bitumen - CORRECT ANSWER-Circulate
continuously
Fire resistance material in low slope membranes - CORRECT ANSWER-Surfacing
Which is weather proofing to single ply membrane? - CORRECT ANSWER-Thermoset
& thermoplastic
Drip edge placement in shingle roofs - CORRECT ANSWER-Eave edge, felt extended
over the drip.
Which is not asphalt shingle component? - CORRECT ANSWER-Thermoset is not
Which is a performance characteristic? - CORRECT ANSWER-To protect
Dimension of shingle - CORRECT ANSWER-12" by 36"
Who must apply for and maintain a roofing contractor license in Illinois? - CORRECT
ANSWER-Anyone who constructs, reconstructs, alters, maintains, and repairs roofs in
the state.
What is the title given to a person taking the roofing exam? - CORRECT ANSWER-
Qualifying party
Which is a non-stationary load? - CORRECT ANSWER-Live it mobile load.
Asphalt shingle fastener - CORRECT ANSWER-A minimum of 6 nails in high wind
region.
Vaulted ceilings and insulation - CORRECT ANSWER-Calls for ventilation
Risk of using nail base insulation? - CORRECT ANSWER-Moisture accumulation.
Valleys needing enhanced for ice and snow protection? - CORRECT ANSWER-OPEN
valleys.
Hipped roofs - CORRECT ANSWER-All sides are slopped
Slope is the angle of a roof - CORRECT ANSWER-12:12= 45 degrees
What goes on top of a roof deck? - CORRECT ANSWER-The roof system= roof
assembly
Questions and Answers|2025 Update |
100% Correct.
Roof assembly - CORRECT ANSWER-Roof deck + roof system
Substrate - CORRECT ANSWER-Layer to nail to or glue to
Dead load - CORRECT ANSWER-Permanent material (shingles)
4 main functions of a roof deck are: - CORRECT ANSWER-Substrate
Support loads
Flexibility
Fire resistance
Lightweight insulation concreate - CORRECT ANSWER-Used to fill material often to
add slope
Structural concreate - CORRECT ANSWER-Used to hold the weight of dead & live
loads
Wood panels - CORRECT ANSWER-Sheeting
-OSB ( Oriented Strand Board)
-Plywood
When a nail pops out? - CORRECT ANSWER-Faster Back out
Which is not the purpose of a roof deck? - CORRECT ANSWER-Waterproofing
Structural Lightweight Concrete - CORRECT ANSWER-Clay & shell
Lightweight Insulating Concrete - CORRECT ANSWER-Perlite & Merculite
Wood planks & wood panel decks are determined by design. - CORRECT ANSWER-
Why replace decks made of laminated insulation and osb? - CORRECT ANSWER-
Moisture build up
Which is the best roof system? - CORRECT ANSWER-Where the system is matched to
the design.
, How are plies Installed in BUR? - CORRECT ANSWER-They are embedded.
procedures when heating up asphalt bitumen - CORRECT ANSWER-Circulate
continuously
Fire resistance material in low slope membranes - CORRECT ANSWER-Surfacing
Which is weather proofing to single ply membrane? - CORRECT ANSWER-Thermoset
& thermoplastic
Drip edge placement in shingle roofs - CORRECT ANSWER-Eave edge, felt extended
over the drip.
Which is not asphalt shingle component? - CORRECT ANSWER-Thermoset is not
Which is a performance characteristic? - CORRECT ANSWER-To protect
Dimension of shingle - CORRECT ANSWER-12" by 36"
Who must apply for and maintain a roofing contractor license in Illinois? - CORRECT
ANSWER-Anyone who constructs, reconstructs, alters, maintains, and repairs roofs in
the state.
What is the title given to a person taking the roofing exam? - CORRECT ANSWER-
Qualifying party
Which is a non-stationary load? - CORRECT ANSWER-Live it mobile load.
Asphalt shingle fastener - CORRECT ANSWER-A minimum of 6 nails in high wind
region.
Vaulted ceilings and insulation - CORRECT ANSWER-Calls for ventilation
Risk of using nail base insulation? - CORRECT ANSWER-Moisture accumulation.
Valleys needing enhanced for ice and snow protection? - CORRECT ANSWER-OPEN
valleys.
Hipped roofs - CORRECT ANSWER-All sides are slopped
Slope is the angle of a roof - CORRECT ANSWER-12:12= 45 degrees
What goes on top of a roof deck? - CORRECT ANSWER-The roof system= roof
assembly
