MHIC NASCLA CONTRACTORS EXAM 2 FINAL
STUDY GUIDE 2026
◉ What are the lengths of Full sheets of Steel Decking? Answer: 12",
18", 24", 30", or 36". All are usually less than 40"
◉ Who has full responsibility for Safety on a construction site?
Answer: The prime contractor
◉ Who is responsible to ensure workers have appropriate eye
protection? Answer: The employer
◉ Safety belt lanyard shall be a minimum of? Answer: 1/2 inch
nylon, w/ max length to provide for a fall of no greater than 6ft. The
rope shall have a nominal breaking strength of 5,400 lbs.
◉ When should safety nets be provided? Answer: When workplaces
are more than 25 feet above ground or water surface or where use of
ladders, scaffolds, catch platforms, temporary floors, safety lines, or
safety belts are impractical
◉ What are the different types of Safety Equipment? Answer: Head,
Eye and Face, and Respiratory protection. Safety belts, lifelines,
lanyards, and safety nets
,◉ Where should quantities of flammable liquid in excess of 25
gallons be stored in that is acceptable or approved? Answer:
Acceptable wooden storage and Approved metal storage cabinets.
Cabinets shall be labeled in conspicuous lettering "Flammable-Keep
Away from Open Flames"
◉ LP-Gas storage outside of buildings for containers waiting use
shall be located from the nearest building or group of buildings in
accordance to? Answer: 1. 500 lbs or less - 0ft
2. ***501 to 6,000 lbs - 10ft
3. 6,001 to 10,000 lbs - 20ft
4. Over 10,000 lbs - 25ft
◉ Clearance and mounting of temporary heating devices are?
Answer: 1. Room heater, circulating type - 12" sides, 12" rear, 18"
chimney connector
2. ***Room heater, radiant type - 36" sides, 36" rear, 18" chimney
connector
◉ How far shall heaters used in the vicinity of the combustible
tarpaulins, canvas, or similar coverings be located from the
coverings? Answer: 10 feet from coverings
,◉ Material stored inside buildings under construction shall not be
placed with what distances? Answer: 6 feet of any hoistway or inside
floor openings, ***not within 10 feet of exterior wall which does not
extend above the top of the material stored
◉ Bagged materials shall be stacked by stepping back the layers and
cross-keying the bags at least by how many bags high? Answer: 10
bags high
◉ Brick stacks shall not be more than? Answer: 7 feet in height
◉ When a loose brick stack reaches a height of 4 feet, it shall be
tapered back by how many inches? Answer: 2 inches in every foot of
height above the 4-foot level
◉ When masonry blocks are stacked higher than 6 feet, the stack
shall be tapered back how far? Answer: Back one-half block per Tier
above the 6-foot level
◉ Used lumber shall have what withdrawn before stacking? Answer:
Nails
◉ How shall lumber be stacked? Answer: On level and solid
supported sills, and stable and self supporting
, ◉ Lumber piles shall not Exceed? Answer: 20 feet in height provided
that lumber to be handled manually shall not be stacked more than
16 feet high
◉ Wire rope shall not be used if? Answer: In any length of eight
diameters, the total number of visible broken wires exceeds 10
percent of the total number of wires, or if rope shows other signs of
excessive wear, corrosion, or defect
◉ Waste materials - when materials are dropped more than 20 feet
to any point lying outside the exterior walls of the building what is
needed? Answer: An enclosed chute of wood, or equivalent material,
shall be used. Enclosed chute is a slide, closed in on all sides, through
which material is moved from a high place to a lower one
◉ All other hand-held powered tools such as circular saws, chain
saws, and percussion tools without positive accessory holding
means, shall be equipped with what? Answer: A constant pressure
switch that will shut off the power when the pressure is released
◉ Compressed air shall not be used for cleaning purposes except
when? Answer: Where reduced to less than 30 p.s.i and then only
with effective chip guarding and personal protective equipment
which meets the requirements. The 30 psi requirement does not
apply for concrete form, mill scale and similar cleaning purposes
STUDY GUIDE 2026
◉ What are the lengths of Full sheets of Steel Decking? Answer: 12",
18", 24", 30", or 36". All are usually less than 40"
◉ Who has full responsibility for Safety on a construction site?
Answer: The prime contractor
◉ Who is responsible to ensure workers have appropriate eye
protection? Answer: The employer
◉ Safety belt lanyard shall be a minimum of? Answer: 1/2 inch
nylon, w/ max length to provide for a fall of no greater than 6ft. The
rope shall have a nominal breaking strength of 5,400 lbs.
◉ When should safety nets be provided? Answer: When workplaces
are more than 25 feet above ground or water surface or where use of
ladders, scaffolds, catch platforms, temporary floors, safety lines, or
safety belts are impractical
◉ What are the different types of Safety Equipment? Answer: Head,
Eye and Face, and Respiratory protection. Safety belts, lifelines,
lanyards, and safety nets
,◉ Where should quantities of flammable liquid in excess of 25
gallons be stored in that is acceptable or approved? Answer:
Acceptable wooden storage and Approved metal storage cabinets.
Cabinets shall be labeled in conspicuous lettering "Flammable-Keep
Away from Open Flames"
◉ LP-Gas storage outside of buildings for containers waiting use
shall be located from the nearest building or group of buildings in
accordance to? Answer: 1. 500 lbs or less - 0ft
2. ***501 to 6,000 lbs - 10ft
3. 6,001 to 10,000 lbs - 20ft
4. Over 10,000 lbs - 25ft
◉ Clearance and mounting of temporary heating devices are?
Answer: 1. Room heater, circulating type - 12" sides, 12" rear, 18"
chimney connector
2. ***Room heater, radiant type - 36" sides, 36" rear, 18" chimney
connector
◉ How far shall heaters used in the vicinity of the combustible
tarpaulins, canvas, or similar coverings be located from the
coverings? Answer: 10 feet from coverings
,◉ Material stored inside buildings under construction shall not be
placed with what distances? Answer: 6 feet of any hoistway or inside
floor openings, ***not within 10 feet of exterior wall which does not
extend above the top of the material stored
◉ Bagged materials shall be stacked by stepping back the layers and
cross-keying the bags at least by how many bags high? Answer: 10
bags high
◉ Brick stacks shall not be more than? Answer: 7 feet in height
◉ When a loose brick stack reaches a height of 4 feet, it shall be
tapered back by how many inches? Answer: 2 inches in every foot of
height above the 4-foot level
◉ When masonry blocks are stacked higher than 6 feet, the stack
shall be tapered back how far? Answer: Back one-half block per Tier
above the 6-foot level
◉ Used lumber shall have what withdrawn before stacking? Answer:
Nails
◉ How shall lumber be stacked? Answer: On level and solid
supported sills, and stable and self supporting
, ◉ Lumber piles shall not Exceed? Answer: 20 feet in height provided
that lumber to be handled manually shall not be stacked more than
16 feet high
◉ Wire rope shall not be used if? Answer: In any length of eight
diameters, the total number of visible broken wires exceeds 10
percent of the total number of wires, or if rope shows other signs of
excessive wear, corrosion, or defect
◉ Waste materials - when materials are dropped more than 20 feet
to any point lying outside the exterior walls of the building what is
needed? Answer: An enclosed chute of wood, or equivalent material,
shall be used. Enclosed chute is a slide, closed in on all sides, through
which material is moved from a high place to a lower one
◉ All other hand-held powered tools such as circular saws, chain
saws, and percussion tools without positive accessory holding
means, shall be equipped with what? Answer: A constant pressure
switch that will shut off the power when the pressure is released
◉ Compressed air shall not be used for cleaning purposes except
when? Answer: Where reduced to less than 30 p.s.i and then only
with effective chip guarding and personal protective equipment
which meets the requirements. The 30 psi requirement does not
apply for concrete form, mill scale and similar cleaning purposes
