Partial preview of the text
Download Massachusetts 2A Hoisting License Questions and Answers. and more Exams Commercial Law in PDF only on Docsity!
| A 2A license entitles the possessor to what? Excavators, backhoes and loaders, front-end loaders, and compact hoisting machines (except classes 1, 3, and 4). Fine for operating without a licence. $500-$3000, or three months in jail. What law governs hoisting equipment? Section 53 of Massachusetts General Laws Chapter 146 What are the regulations governing hoisting equipment? 520 CMR 6 Which organization enforces 520 CMR 6? Division of Professional Licensing, Office of Public Safety and Inspections. What regulations control trenching? 520 CMR 14 — Jackie's Law OSHA regulations OSHA 1910 & 1926 ANSI American National Standard Institute ASME American Society of Mechanical Engineers Compact hoisting machinery. Hoisting machinery under 10,000 pounds DOT Department of Transportation Emergency Procedure Actions should be taken when an impending threat may occur Property damage. Damage to property over $5000 Minimum age for obtaining a 2A license. 18 Inspection records must be maintained. Using the hoisting machinery at all times Before beginning the machine, the operator needs Make a thorough walk-around (circular check) to ensure the equipment is free of people and safe to use. Regarding distractions, the operator shall not Engage in any activity that diverts their attention. About operating machinery with a rotating superstructure The construction of barricades or caution lines to restrict entry into the swinging superstructure's radius. With relation to signaling Operators must only reply to signal persons unless there is an emergency. Secure unattended machinery is the duty of the operator before exiting the apparatus. Ts walking under a loaded bucket permitted? No way! Minimum clearance from power lines. 10 ft Before digging, make sure to contact any utilities that are not covered by them. Any excavation. Regarding Dig Safe permitting Operators must include a permit number, start date, and time. Regarding operator exposure to the outdoors and risks. A proper cab should be provided. Excavating machines will be operated by A licensee, temporary permit holder, or apprentice licensee under the direct supervision of a duly licensed operator. The only individuals permitted to stand inside the working radius of an excavator while operating. Pitman and/or Excavating Crew A license suspension can be appealed within One week Hand signal to elevate the burden vertically. with either forearm vertical, fingers pointing up, move hand in a short horizontal circle. Hand signal to reduce the burden vertically. with either arm stretched downward, forefinger pointing down, move hand in little horizontal circles. Hand signal to transfer the burden horizontally. Move your hand in the direction of the needed action with either arm extended, hand up and open. Hand indication to move the load out horizontally. Move your hand in the direction of the needed action with either arm extended, hand up and open. Hand signal: move arm outward. With both fists clenched, point thumbs outward. Hand signal: move arm inward. With both fists clenched, point thumbs inward. Hand signal to raise the boom. with either arm stretched horizontally, fingers closed, thumbs pointed upward. Hand signal to lower the boom. With either arm stretched horizontally, fingers closed, thumbs pointed downward. Hand gesture for travel. Move fists in a vertical circle around cach other, in the direction of track or wheel rotation. Hand signal to swing. With the arm extended horizontally, point with the fingers in the direction of swing rotation. Hand signal: move slowly. Place one hand motionless in front of the hand that gives the motion indication. Hand signal to stop. Move back and forth with either arm extended laterally and the hand open downward. Hand signal: go this far. With palms uplified and open inward, move hands laterally to indicate the distance lo go. Hand signal for emergency stops. With both arms extended laterally, open your hands downward and wave them back and forth. Hand signal to halt the engine. Draw thumb or fingers over the throat. OSHA definition of excavation Any artificial incision, cavity, trench, or depression in the earth's surface caused by soil removal. "Shield (Shield system)" a building (above the workers) that can withstand the forces generated by a cave-in. "Shoring (Shoring system)" A structure that supports the sidewalls of an excavation. "Faces" rather than "sides" excavating work produces vertical or slanted earth surfaces. "Sloping (Sloping system)" Excavations that are slanted away [rom the excavation to avoid cave-ins. "Stable rock" Natural solid mincral substance that can be excavated vertically and remains intact when exposed. "Structural ramp" A ramp made of stecl or wood that is typically used for vehicle access. "Support system" A structure, such as underpinning, bracing, or shoring, that supports a nearby structure, subterranean installation, or excavation walls. "Uprights" The vertical members of a trench shoring system that are in contact with the earth and are typically positioned so that individual components do not come into contact with one another. "Wales" in excavations deeper than 4 feet in situations such as landfills where hazardous materials may be present. Flammable gas restrictions for excavations 20% of the lower flammable limit of the gas. Test criteria for gas Tf gas is smelt and as frequently as necessary to be safe Tnspection of shoring, bracing and underpinning performed by a qualified person on a daily basis before starting work and as needed. Excavating requirements for a spanning walkway Guardrails must be installed when the excavation is 6 feet or higher above the lower level. Protection from cave-in need exclusions. sturdy rock, or when less than 5 fect Actual slope slope on which the excavation face is excavated. Distress soil Cave-in is impending or likely. Signs of anguish Fissure formation, subsidence, slumping from the face, bulging at the bottom, spalling from the face, and raveling - minute particles falling from the face. Type 'B' simple slope requirements: 1:1. Type 'C' soil simple slope requirements 1-1/2:1 520 CMR 14 Jackic's Law—for unattended trenches Purposes of Jackie's Law Protect the public against trench risks and impose penaltics on violators. Definition of a Trench Depth is greater than width; breadth docs not exceed 15". When an excavation needs a trench permit Excavation in excess of 3' mects the definition of a trench. Requirements for obtaining trench permits Completed application, $100,000 liability insurance per person and $300,000 per claim, perhaps a permit fee. Permit application information necessary. Dig Safe Number, Name and contact information for the permit holder and excavator, name of the competent person, trench location, and insurer information. Who requires a trenching permit? All excavators 
