NASCLA ACCREDITED EXAM - JJ JOHNSON CONTRACTOR SEMINAR 2025 LATEST UPDATE| VERIFIED Q&As

What are 4 types of Steel Decking? - CORRECT ANSWER Composite, Roof, Cellular, and Form What are the lengths of Full sheets of Steel Decking? - CORRECT ANSWER 12", 18", 24", 30", or 36". All are usually less than 40" Who has full responsibility for Safety on a construction site? - CORRECT ANSWER The prime contractor Who is responsible to ensure workers have appropriate eye protection? - CORRECT ANSWER The employer Safety belt lanyard shall be a minimum of? - CORRECT 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? - CORRECT 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? - CORRECT 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? - CORRECT 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? - CORRECT 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? - CORRECT 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? - CORRECT ANSWER 10 feet from coverings Material stored inside buildings under construction shall not be placed with what distances? - CORRECT 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? - CORRECT ANSWER 10 bags high Brick stacks shall not be more than? - CORRECT 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? - CORRECT 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? - CORRECT ANSWER Back one-half block per Tier above the 6-foot level Used lumber shall have what withdrawn before stacking? - CORRECT ANSWER Nails