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, Mechanical demolition refers to demolition using equipment Wrecking balls or jackhammers
like
A training program to teach proper lifting techniques should Knowledge of the basic anatomy of the spine, muscles, and joints of the trunk
cover
The use of safe lifting postures and timing
OSHA defines an excavation as Any man-made cavity, depression, trench or cut in the earth's surface formed by earth
removal
If the use of a power tool can result in flying sparks, metal Protect themselves by wearing the proper PPE
shavings, wood chips, splashes, or other debris, workers
should
Because using cranes or derricks to hoist personnel poses a Be placed on a firm foundation and be uniformly level within 1 percent of level grade
serious risk to the employees being lifted, any cranes and
derricks that hoist personnel must Move the personnel platform slowly and cautiously and have rotation-resistant rope with
a safety factor of 10
Have all brakes and locking devices set when the occupied personnel platform is in
stationary position
The three main scaffold types are aerial lifts, supported Suspended scaffolds
scaffolds and
The two steps for avoiding hazards that are always taken Workplace and engineering controls
before the need for PPE is considered are
Workers need to take which of the following common-sense Never sit on, lean against, or step on a skylight lens or any covering placed over a hole in
steps to protect themselves from falls through skylights and a roof or floor
roof and floor openings
Guard or securely cover all holes created or uncovered before leaving a work area
Always use a PFAS when working over an unguarded or uncovered opening more than
six feet above a lower level
Electricity travels in closed circuits, and its normal route is The body becomes part of the circuit
through a conductor. Electric shock occurs when