Osha 30 Construction Study Guide Rated A+

Which two cranes use a lattice boom? {Ans: Truck-mounted, crawler}a _______________________ must be available to direct workers who are constructing or moving scaffolds. {Ans: Competent Person}What does JHA stand for? {Ans: Job Hazard Analysis}What two inert gases are often used to purge flammable or explosive vapors from a confined space? {Ans: Carbon D}These are worn where there are sparks and molten metal splashes; they have elastic sides or quick-release buckles for speedy removal: {Ans: Foundry boots}Stationary masonry saws {Ans: wet method of dust control should be used}