Course 158 Crane Safety Basic question n answers graded A+ 2023/2024 passed

Course 158 Crane Safety BasicLifting device incorporating a cable suspended latticed boom or hydraulic telescopic boom designed to be moved between operating locations by transport over the road - correct answer mobile crane Include crawler mounted, wheel-mounted, rough terrain, all-terrain, commercial truck-mounted, and boom truck cranes - correct answer mobile crane Lifting structures which utilize a vertical mast or tower to support a working boom (jib) in an elevated position - correct answer tower cranes Loads are suspended from the working boom - correct answer tower cranes While the working boom may be of the fixed type (horizontal or angled) or have luffing capability, it can always rotate to swing loads, either by rotating on the top of the tower (top slewing) or by the rotation of the tower (bottom slewing) - correct answer tower cranes tower base may be fixed in one location or ballasted and moveable between locations - correct answer tower cranes Tower cranes include - correct answer a fixed jib (hammerhead boom), those with a luffing boom, and self-erecting tower cranes known as knuckle-boom cranes and loader crane - correct answer articulating crane These are cranes whose boom consists of a series of folding, pin-connected structural members, typically manipulated to extend or retract by power from hydraulic cylinders - correct answer articulating cranes This crane is composed of a tower that doesn't actually bend but instead pivots at the base - correct answer derrick crane What type of crane is usually made up of crisscrossing steel pipes and braces and what is the benefit of this set up? - correct answer derrick crane; This gives the crane a great deal of strength using very little structure. Four lines are connected to the tower; the crane tower can move in every direction because the lines are independent of one another. Hanging over the end of the tower is a single fifth line that has a hook or other attachment on the end. This fifth line moves up and down and attaches to loads. Who is considered the controlling employer, sometimes called the controlling entity? - correct answer The employer that is a prime contractor, general contractor, construction manager or any other legal entity which has the overall responsibility for the construction of the project (its planning, quality and completion) What are the 3 things that the controlling entity does? - correct answer 1. responsible for seeing that the ground conditions are adequate to support the equipment 2. inform the user and the operator of the equipment of the location of hazards beneath the equipment set-up area (such as voids, tanks, utilities) if those hazards are identified in documents (such as site drawings, as-built drawings, and soil analyses) in the possession of the controlling entity (whether at the site or off-site) or of any other hazards known to the controlling entity 3. establish a system to coordinate the operations of two cranes that operate within each other's working radius Who must all assembly/disassembly operations must be directed by? - correct answer an individual who meets the criteria for both a competent person and a qualified person, or by a competent person who is assisted by one or more qualified persons define qualified person - correct answer who has earned a recognized degree, certificate, or professional standing, or has extensive knowledge, training and experience successfully demonstrated the ability to solve/resolve problems relating to the subject matter, the work, or the project. duties include conducting annual/comprehensive inspections of all equipment as well as inspections of modified equipment. define competent person - correct answer person who is capable of identifying existing and predictable hazards in the surroundings or working conditions which are unsanitary, hazardous, or dangerous to employees