Conduct a worksite inspection (correct answer). Installation. Another requirement of the CDZ is that it not be greater than 90 feet x 90 feet. These plans may only be used for leading edge work, precast concrete work and residential construction and, then, only if conventional fall protection equipment cannot be used or creates a greater hazard. Question 1: What is the General Industry Subpart for Personal Protection Equipment? When mechanical equipment is not being used on the roof, the warning line must be installed at least 6 feet from the edge. Top-rails. d\n"a@im(n%!$ x(7MD addY`hC$0f hC$dAQMd2CHT; C$5@d2AX,H*!d- aaaa`k}}_^ZK_Z_^___^z__UM.N\tZX]auA~/~/hk.Ti`/-*__^/ rXc'zzp@jW* OX/^Wo/\z^/_^__]O[__]]_u[?}_z~/_ka {0j/_Za^^aa_j0/V$KF 6B5@XOhCz)@x3v~wP Warning lines must have a minimum tensile strength of 500 pounds and may be made of rope, wire or chain. Even though there is no reasonable belief that drug use contributed to the employees injury, his employer required him to take a drug test after he reported the injury. Hazards Are the Real Enemy, Not the Safety Team, It's Time to Redefine Our Safety Priorities, How to Stay Safe from Welding Fumes and Gases, 6 Safety Sign Errors and Violations to Avoid, Everything You Need to Know About Safety Data Sheets. In these situations, fall protection must be provided by compliance with the paragraphs addressing the specific hazard. DUAL USE LANES Dual use lanes have both a turn arrow and a straight arrow. Prior to starting all demolition operations, OSHA 1926.850 (a) requires that an engineering survey of the structure be conducted by a competent person. It is preferable not to drive a vehicle in reverse if you have an obstructed rear view, but if you do, make sure: Answer: Vehicle has an audible reverse alarm. Construction materials, scrap pieces, equipment and tools which have fallen into the net must be removed as soon as possible, and at least before the next work shift. A ground-fault circuit interrupter (GFCI) protects workers from shock by: Answer: Matching the amount of current going into an electrical device against the amount returning from the device and shutting down power if a ground fault is detected. Code. Must set up a reporting system B. Dougs employer cancelled the cash prize drawing for Dougs work group that month because Doug failed to wear required fall protection. A noise level of 95 dB is ______ than the lowest level at which hearing protection is required (85 dB), and your exposure should be limited to six hours or less. OSHA provides employers with a set of criteria for controlled access zones: For masonry and bricklaying, the following requirements apply: Subscribe to the Safeopedia newsletter to stay on top of current industry trends and up-to-date know-how from subject matter authorities. Safeopedia Inc. - The top edge of a guardrail must be from 39 to 45 inches above the walking/working level, and there must also be a means of protection from: Answer: Falling objects between top rail and walking surface. Fall-arrest systems, such as safety nets and full-body harnesses. A zoned system is a single HVAC system serving two or more zones, rather than two separate HVAC systems. Be prepared by a qualified person and developed specifically for the site where the work is being performed. Russell B. Swanson, Director not less than 6 feet nor more than 60 feet or half the length of the member Control zones will be established for controlling movement of radiation sources and personnel. other employees and the employer shall ensure that the safety monitor complies Role of each employee in the safety monitoring system. Simple pretensioned beams and slabs of spans up to about 7 meters (23 feet): Answer: Can be demolished in a manner similar to ordinary reinforced concrete, True or False: Electrical detonators can be inadvertently triggered by stray RF (radio frequency) signals from two-way radios, Answer: A competent person who uses explosives. Anytime an adapter is used to accommodate a two-hole receptacle, the adapter wire must: If a worker on a scaffold can fall more than 10 feet: Answer: They must be protected by guardrails and/or personal fall arrest systems (PFAS). In noisy jobsites, these are often used to provide instructions to crane and derrick operators: Since its implementation in 1971, OSHA has: Answer: Helped cut work-related fatalities nearly in half and cut excavation and trenching fatalities by more than a third Helped reduce workplace injuries and illnesses by 40 percent (Your Answer) , Almost eliminated brown-lung disease from the textile industry. good shape and have the tag attached. The purpose of this survey is: Answer: determine the condition of the structure so that measures can be taken, if necessary, to prevent the premature collapse of any portion of the structure. wall, or securely anchored on each end. Question 3: What topic does 1910, Subpart G cover? What does CAZ mean? endstream endobj 11 0 obj << /Length 1326 /Filter /FlateDecode >> stream 3. A. They must also be able to withstand a downward or outward force of at least 50 pounds. Is a solid line painted 6 feet from the structure's edge an adequate distance to create a controlled access zone? Proper equipment for prompt transportation of an injured worker, as well as a communication system to contact any necessary ambulance service, must be available: Answer: A structural material with tensioned steel strands embedded inside, which compress the concrete and give it extra strength. Controlled access zones are not permitted to be used as protection for employees performing overhand bricklaying and related work who are exposed to fall hazards associated with hoist areas; holes; ramps; runways, and other walkways, and dangerous equipment. The leading edge is the edge of a roof, floor, or formwork and changes location as more sections are placed. controlled access zones serve a dual purpose quizlet . To prevent surface water from entering an excavation and to provide adequate drainage of the adjacent area, OSHA standards require the use of: Answer: Water removal equipment, diversion ditches, dikes, or other suitable methods. View Full Term. Section 11 (c) of the OSH Act (correct answer). The formula for all simple slope excavations 20 feet (6.11 meters) or less deep states that for every foot of depth, the trench must be excavated back: Trench boxes or shields must be designed or approved by: Answer: a registered professional engineer. What Does Controlled Access Zone (CAZ) Mean? Russell B. Swanson, Director Intermediate Members. PUBLICATON + AGENCY + EXISTING GLOBAL AUDIENCE + SAFETY, Copyright 2023 National Institute for Occupational Safety and Health (NIOSH) (correct answer). Did the employer use an incentive program to retaliate against Doug? Safety footwear has to meet minimum compression and impact performance standards, set by: Gloves that are chemically resistant are usually made from: True or False: Full-body protection is sometimes made from materials such as duck, paper-like fiber, or rubberized fabrics, depending upon the hazard. Neither the operator nor anyone else should ever stand directly in front of the wheel of an abrasive power tool as it accelerates to full operating speed. Learn More | NASP Certification Program: The Path to Success Has Many Routes. OSHA's fall protection standard like most of the regulations the agency has issued over the last 20 years is performance-oriented. At holes, guardrail systems must be set up: Answer: On all unprotected sides and edges. Truck-mounted and rough terrain cranes are both forms of a mobile crane, and both use which of the following to increase their stability? Manila, plastic or synthetic rope may be used for guardrails, provided it is inspected frequently enough to ensure that it retains its strength. Controlled Access Zones Is operating on the same walking/working surfaces of the workers and can see them Is close enough to work operations to communicate orally with workers and has no other duties to distract from the monitoring function. AEGCPs are implemented on construction sites to oversee: Answer: All cord sets Cord sets and equipment connected by plug and cord Receptacles that are not part of a building or structure. Controlled Access Zones. Dual control will typically apply to access of the following areas: Branch's cash vault ATMs Night depository 47). (3) Control lines shall consist of ropes, wires, tapes, or equivalent materials and supporting stanchions as follows: (i) Each line shall be flagged or otherwise clearly marked at not more than 6-foot (1.8 m) intervals with highvisibility material. Most fatalities, however, happen when workers fall from: Employers must ensure that all walking and working surfaces have the structural integrity to: Controlled access zones serve a dual purpose they allow specially trained individuals (such as masons) to operate without traditional fall protection within a certain area, and: Answer: They keep unauthorized individuals out. Which of the following is an element of a hearing conservation program? Privacy Policy - Workers are most at risk from falling objects when standing or working: Answer: under scaffolds under cranes wherever overhead work is being performed. Lines must be rigged and supported in such a way that the lowest and highest points are no more than 39 inches and 45 inches above the surface, except that 50 inches is allowed for overhand bricklaying. Editorial Review Policy. B) not regulated by either the federal or state governments. -0A]J(ABT(J*P* Rigging must be inspected prior to use, be in. Safety Solutions, Inc. Two innovations which have changed the face of fall protection are self-. Shoring or shielding is most often used when: Answer: The location or the depth of the excavation makes sloping back to the maximum allowable slope impractical. Symptoms of silicosis ____________ , so workers should have a chest x-ray to see if there is lung damage. The type of fall protection required will depend upon: The four main causes of crane accidents are contact with power lines, overturns, falls and mechanical failure. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. ?G`Z:@ V$=GH6Sfd?? In that instance conventional fall protection such as a guardrail system, safety net system, or personal fall arrest system is required to be used. The four lifting principles that govern a cranes mobility and safety during lifting operations are: Answer: Center of gravity, leverage, stability and structural integrity. Workers who are not approved to be in that area are prohibited from entering, with any exceptions to the rule depending on the worksite's unique fall protection plan. For example, each time a piece of plywood is placed on floor joists, the relative position of the unprotected edge changes. A Controlled access zone is a work area designated and clearly marked in which certain types of work (such as overhand bricklaying) may take place without the use of conventional fall protection systems, guardrail, personal arrest or safety net to protect the employees working in the zone. Mr. Luis M. Moreno You can also contact us by mail at U.S. Department of Labor, OSHA, Office of Construction Standards and Guidance, Room N3468, 200 Constitution Avenue, N.W., Washington, D.C. 20210, although there will be a delay in our receiving correspondence by mail. Guardrail systems are simply barriers that prevent employees from falling to lower levels. B. Youll know where to get help. Only employees engaged in overhand bricklaying or related works are to be permitted in the controlled access zone. Also, from time to time we update our guidance in response to new information. Retraining. Controlled access zones can provide a measure of protection in hard-to-reach areas of building exteriors. A. Youll know your rights if there are hazards in your workplace. 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