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STSC TEST
To protect a crew on a scaffold near a busy roadway, a work zone barricade is designed to: - ANSWERS-Obstruction to deter passage of vehicles and pedestrians Removing shoring from a trench must be performed - ANSWERS- Bottom to top Fire extinguishing equipment required for normal trash, such as paper or wood is - ANSWERS-Class A ordinary combustibles extinguisher Eye protection required for workers exposed to welding operations or individuals observing welding operations includes? - ANSWERS- flame proof screens or goggles Development of emergency plans begins with - ANSWERS- Conducting a basic risk assessment Guidelines for cleaning up a minor spill of flammable or combustible material include all EXCEPT? - ANSWERS-Immediately notify regulatory agencies of spill The rate of heat loss from exposed skin caused by wind and cold is defined as? - ANSWERS-Wind chill
Which activity is designed to verify if the management system is working, the emergency management administrative function is adequate and all lines of communication are operating? - ANSWERS- Tabletop exercise Which of the following best describes the Threshold Limit Value (TLV)? - ANSWERS-The amount of hazardous chemical exposure to which a worker can be exposed Respirators users must bew trained, medically cleared, and - ANSWERS-Fit tested Your crew enters an area to find used disposable respirators on floor from previous work crew. Your company has a respirator program and as the supervisor should: - ANSWERS-Determine the reason for the previous crews usage of the respirator and appropriately protect the crew form those hazards STSC - ANSWERS-Safety Trained Supervisor in Construction OHSMS - ANSWERS-Occupational Health and Safety Management Systems Management Leadership - ANSWERS-Establish clear safety and health objectives for the OHSMS and operationally define the actions needed to achieve those objectives
What should a supervisor do when a crew must walk across an area with open floor holes to go to their work area? - ANSWERS-Have the floor holes covered and inform crew of load surface restrictions The strongest motivator, according to contemporary motivation theory is... - ANSWERS-Recognition of achievement for performance Management has increased work hours and is punishing for more productivity. As STS, you are concerned about some of the safety risks associated with this production schedule. You should... - ANSWERS-Inform/communicate increased hazards due to increased production and verify that risk is acceptable The best evaluation of tasks descriptor involving steps, hazards and solutions is... - ANSWERS-Job Safety Analysis (JSA) What minimum PPE is required for a worker in a grinding operation...
- ANSWERS-Eye and face protection Minimally, authorized attendant(s) shall be on duty outside of the space during permit required confined space operations and shall be responsible for securing immediate aid, keeping an accurate count of entrants in case of emergency. - ANSWERS-One A medical questionnaire required when safety workers place an employee in respiratory protection must be evaluated by whom? - ANSWERS-A licensed health care professional aka (PLHCP) physician or other licensed health care professional
In construction, each employee on a walking/working surface (horizontal and vertical surface) with an unprotected side or edge which is feet or more above a lower level shall be protected from falling by the use of guardrail systems, safety net systems or personal fall arrest systmes - ANSWERS-6 feet A crew member deliberately violates a safety procedure. What should be done? - ANSWERS-Stop work, write formal complaint and explain Each employee on a scaffold more than feet above a lower level shall be provided with fall protection to prevent from falling to a lower level - ANSWERS-10 feet Professional ethics refers to - ANSWERS-A set of principles and standards that guide the actions of professionals that are often referenced in civil or criminal cases involving professional conduct When working on a scaffold 20 feet high who must approve the scaffold for use? - ANSWERS-The competent person What mishaps require reporting to OSHA within 8 hours? - ANSWERS-The fatality of one or more employees, because of a work-related incident A guardrail system's MAJOR components include? - ANSWERS-Top rails, mid rails, toe boards
Often several accident investigators will be at the scene of an accident at the same time due varying reasons for gathering information. Which of the following is the LEAST important task with respect to the STSCs accident investigation responsibilities? - ANSWERS- Arriving first at the scene While interviewing witnesses to an accident or participants in the event, investigators often find themselves talking to a hostile and very defensive people. Which of the following methods would MOST LIKELY result in an honest and truthful statement from these interviewees? - ANSWERS-Tell them the information will only be used for accent prevention purposes and no disciplinary actions will result from the investigation Throughout accident investigations, the interviewing of witnesses is often required to determine facts relative to the event. Which of the following choices offers the BEST place to conduct interviews for safety investigations? - ANSWERS-Privately in a conference room The BEST descriptor of the legal premise of "chain of custody" is? - ANSWERS-Documentation of possession When should an accident investigation begin? - ANSWERS-As soon as possible, realizing that protection of the injured and prevention of a second accident will take precedence.
The PRIMARY root cause(s) for accidents are: - ANSWERS- Combinations of causal factors The action taken to free equipment from any electric connection and/or electric charge is called - ANSWERS-De-energize De-energize - ANSWERS-To free from any electric connection and/or electric charge Guarding - ANSWERS-Placement of live parts of electrical equipment where they cannot accidentally be contacted, such as in a vault, behind a shield, or on a raised platform, to which only qualified persons have access Grounding - ANSWERS-To prevent the buildup of hazardous voltages n a circuit by creating a low-resistance path to earth or some other ground plane Collars, couplings, cams, clutches, flywheels, shaft ends, spindles, meshing gears, and horizontal or vertical shafting are all examples of what type of mechanical hazard? - ANSWERS-Rotating Motion Competent person - ANSWERS-One who is capable of identifying existing and predictable hazards in the surroundings or working conditions which are unsanitary, hazardous, or dangerous to employees, and who has authorization to take prompt corrective measures to eliminate them
The three distinct parts of a "means of egress" are? - ANSWERS-the exit access, the exit, the exit discharge In which location is a Commercial Motor Vehicle, transporting hazardous materials, is required to display placards in which of the following locations... - ANSWERS-front, rear and both sides of vehicle All the following are required on a confined space permit EXCEPT (permit space to be entered, purpose of entry, name of CEO, date and the authorized duration of the entry permit) - ANSWERS-The name of the CEO or President The FIRST step in emergency management planning is to: - ANSWERS-Identify and evaluate potential disasters The MOST important reason for investigating mishaps is - ANSWERS-To prevent future occurrences The PRIMARY consideration when preparing for a potential disaster is - ANSWERS-Doing an advanced emergency planning The PRIMARY consideration in storing chemicals is - ANSWERS- Segregation A container for gasoline should be: - ANSWERS-Metal with UL specified non-spill cap
Personal Protective Equipment (PPE) is crucial during welding and cutting operations. Which of the following statements is MOST correct concerning the proper shade of filter lens to use during welding and cutting operations? - ANSWERS-The proper shade of filter lens should be matched to the type of welding and cutting operation The tree types of scheduled safety inspections are - ANSWERS- periodic, intermittent, general A bench grinder should have the tool rest adjusted to within inch of the wheel, and the tongue guard should be adjusted to within inch of the wheel - ANSWERS-tool rest within 1/8 inch of the grinding wheel, and 1/4 inch of the wheel Proper procedure for inspection of chains during a semi-annual inspection is to - ANSWERS-Perform a detailed link-by-link inspection of entire chain Level "B" Personal Protective Equipment (PPE) is defined as - ANSWERS-Chemical-resistant suit with Self Contained Breathing Apparatus (SCBA) or Supplied Air (SA) with escape provisions Which is the BEST example of a fall protection method? - ANSWERS-Full body harness and lifeline attached to secure anchorage that limits the fall distance
A modern management approach to the success of a long-term safety management system is known as... - ANSWERS-Team-based The horizontal distance from base to vertical plane of support in straight ladder placement should be approximately the ladder length between supports. - ANSWERS-1/ A worker arrives at work with his own sunglasses stating they are "safe enough", Supervisor should look for: - ANSWERS-Markings for ANSI Z87 on frame (and lens) A skin cancer caused by sunlight exposure is call - ANSWERS- Melanoma The Best descriptor of the barrier cream function is - ANSWERS- Inhibit contact of solvent with skin surface Which controls are listed in order of decreasing effectiveness, MOST to LEAST effective, to prevent industrial dermatitis - ANSWERS- Substitution, gloves, barrier cream Which type of radiation from welding operations is the MOST damaging to the eyes - ANSWERS-Infrared What is the effect of high humidity having on the service life of a cartridge respirator - ANSWERS-to decrease the service life
Which of the following factors does not affect the load capacity of a mobile crane - ANSWERS-Installation of anti-two-blocking device Which of the following is the least important role of front line supervision in a successful safety program? - ANSWERS-Writing safety procedures Written safety programs should be written in - ANSWERS-Language of both management and workers Workers must be trained on all hazardous chemicals: - ANSWERS-In their work area An engineer replaces steel clips with hot dip galvanized clips to weld. The welder asks the supervisor about the fumes from the galvanized. The supervisor should - ANSWERS-Consult SDS for hot dip galvanized clips for protective measures A worker complains of feeling ill after an unknown layer of coating was found during a grinding operation. The Supervisor should - ANSWERS-Stop work until the coating can be identified Another contracting crew is spraying hazardous materials in your crews work area. Your company has a respirator program. Supervisor should - ANSWERS-Determine the hazards of the materials being sprayed and take appropriate protective actions for the crew
The BEST safe ladder practice is - ANSWERS-Face the ladder when ascending and descending Enclosures for noise control are designed to - ANSWERS-Reduce sound pressure The BEST approach for reducing incidents involving human error is to - ANSWERS-Utilize engineering controls Incident investigations are primarily conducted to determine the casual factors. The person MOST responsible for implementing corrective actions is the: - ANSWERS-Safety Manager The LEAST appropriate purpose for accident (mishap) investigation is for - ANSWERS-Providing vehicle for discipline Who is responsible to ensure employee's personal PPE is used - ANSWERS-Owner A respirator with filter, cartridge, or canister element that removes specific air contaminants is termed - ANSWERS-An air-purifying respirator Which of the following BEST describes an expectation of the STS Code of Ethics? - ANSWERS-Perform their safety roles using their
knowledge and skills to further the safety of employees, employers, the public and the environment The MOST important purpose for supervisor involvement with incident investigation? - ANSWERS-Immediate supervisors are usually the most knowledgeable about the work All lanyards and vertical lifelines have a minimum breaking strength of pounds per worker - ANSWERS-5000 pounds The MAXIMUM storage temperature for a gas cylinder is - ANSWERS-130 F The FIRST item to complete before rigging a sling to a load is to - ANSWERS-The rated load capacity for the sling The action MOST likely to produce severe injuries or a high probability of accidents is - ANSWERS-Unusual and non-routine tasks A standard railing shall consist of top rail, intermediate rail, and posts, and shall have a vertical height of inches nominal from upper surface of top rail to floor, platform, runway, or ramp level - ANSWERS- 42 Job site safety training is critical part of a safety program. Which of the following statements is most true? - ANSWERS-While
The LEAST effective time to present a safety training session is after?
- ANSWERS-The company announces it is downsizing This training method is PRIMARILY used to find new, innovative approaches to issues - ANSWERS-Brainstorming One of the following, the LEAST important benefit of safety and health training is - ANSWERS-Attitude adjustment A supervisor's company has hired a new worker who was qualified as a powered truck operator at her previous company. What is the training required to get this person qualified as a power truck operator in the company? - ANSWERS-Ensure the operator has knowledge and skills required to operate power trucks, including company's procedures On-the-Job training is PRIMARILY used because? - ANSWERS- Allows workers to produce during training period Safety and health training should be targeted to real problems and only recommended as problem solutions where increased knowledge or skill is needed or required by directive. What is the BEST reason or objective for post-training observation? - ANSWERS-Evaluate if the training program objectives align with job performance The BEST indicator of training effectiveness is - ANSWERS-Increase in effectiveness of job performance
A break in elevation of requires that either steps, ramps, or ladders must be provided - ANSWERS-19 inches Which of the following would NOT require employers to provide employees training on hazardous chemicals in the workplace? - ANSWERS-Resupply of chemicals When selecting extension cords for power tools the MOST appropriate considerations are - ANSWERS-The pwer requirements, wire gauge, and length of run In storage, gas cylinders must be separated from other combustible material by 20 feet or a barrier that is non-combustible, has a 30- minute fire rating and is at least feet high - ANSWERS- 5 feet Employees required to use PPE must be trained in all areas EXCEPT?
- ANSWERS-How to purchase PPE One factor that does NOT contribute to the depletion of oxygen levels in confined spaces is? - ANSWERS-Ventilation The individual in the BEST position to provide effective safety training of work groups is/are? - ANSWERS-Supervisors The main objective of Health and Safety communications with workers is PRIMARILY to? - ANSWERS-Provide a safety message that will be understood and accepted by workers
