STS-C Exam Questions With Correct Answers

AIHA - Answer American Industrial Hygiene Association ASSE - Answer American Society of Safety Engineers NFPA - Answer National Fire Protection Association IIE - Answer Institute of Industrial Engineers NSC - Answer National Safety Council SFPE - Answer Society of Fire Protection Engineers SSS - Answer System Safety Society Career Paths in Safety - Answer Education Experience Certification STS - Safety Trained Supervisor STS C - Answer Safety certification for new safety professionals Four years experience in industry, if not a supervisor Or two years experience, one as a supervisor 30 hours of safety related training Two hour, 100 item examination Quality & Recognition, National Commission for Certifying Agencies (NCCA) - Answer - Accrediting body of the National Organization for Competency Assurance (NOCA) - NCCA accredits certification programs/organizations that assess professional competency What is Certification? - Answer Third-Party Validation of: Education and Training, Experience, and Demonstrated competence with a body of knowledge by examination VALUE of Certification - Answer - Identifies individual as a source of expertise by lengthy examination. - Associates organization name with globally recognized certification. - Enhances reputation of organization by having certified individuals in safety, health, and environmental positions. - Improves relations of organization within safety, health, and environmental community. - The mark of a PROFESSIONAL. VALUE of Certification - Answer - Exemplifies enhanced professional credibility because of standards of practice required to obtain and maintain certification. - Demonstrates that certificate holders have been reviewed and tested by an impartial commission and deemed to have met nationally accepted criteria. - Provides an examination basis to assess employee competency. - Recognizes the highest level of professionalism in certified safety, health, and environmental executives. What is STS? - Answer - Certification process - Not safety practitioners - Safety responsibility - Establishes minimum general safety competency - Process for a culture change STS Targeted Toward: Supervisors - Answer Crew Chiefs Foremen Future Supervisory Candidates STS Targeted Toward: Group Leaders - Answer Safety Committee Members Departmental Safety Liaisons/Champions STS Targeted Toward: Leaders - Answer Senior Executives Managers at all levels within the organization STS Qualifications - Answer - Education: 30 hours of safety-related training - Experience: Two years industry experience plus one year as supervisor OR Four years industry experience if not a supervisor - Competence: Demonstrated through examination Program/Certification Benefit: Improves - Answer Safety Culture Productivity/Profits Work Quality Accountability Program/Certification Benefit: Reduces - Answer Injury Frequency and Severity Insurance Premiums Regulatory (OSHA) Liabilities STS: Observed Benefits - URS - Answer 85% reduction in recordable injuries & illnesses 85% reduction in worker's compensation costs Increased competence in supervisory safety decisions Improved quality of safety inspections & audits Demonstrated commitment to employee professional development Enhanced technical confidence level Improved productivity and profitability on projects Continued professional development Demonstrated commitment to Zero Injuries vision What best describes the job safety analysis (JSA)? - Answer A JSA is a method where employees participate in the identification of hazards and unsafe work practices and implement measures to reduce the associated risk. A masonry crew uses a mortar mixer that is powered by a gasoline engine. A V-belt drive runs between the motor sheaves attached to the gear mechanism for the drum. What hazard requiring guarding does the belt drive exhibit? - Answer Pinch point or nip point Once a supervisor reads the operating manuals for new equipment, what should the supervisor do with them? - Answer Review the manual withy the employees who will be using the new equipment When one or more employees enter a permit-required confined space, what must be shown on the permit? - Answer The measured level of oxygen and airborne flammable and toxic materials present in the confined space What is the primary reason for conducting a safety inspection? - Answer To identify unsafe conditions and practices A work environment where safe work practices and habits are part of the culture starts with a commitment by the organization's: - Answer Top management In general, fall protection required - Answer 6' or more A change in elevation 19" or more requires a - Answer ladder or stairs, for access Fall anchorages must support - Answer 5000 lbs. per person Guardrail system: The top rail on a system must support - Answer 200 lbs. and be 42" + or - 3" high Guardrail system: The midrail must support - Answer 150 lbs. and be installed midway between top rail & working surface Guardrail system: The toe board must support - Answer 50lbs. and be at least 3 1/ 2" (nominal) in height Wood guardrails require an upright support no more than - Answer 8' apart Wire rope guardrails must be flagged not more than every - Answer 6' Top edge of guardrails must not deflect to a height less than - Answer 39" Stairs with 4 or more risers must have at least ___________ ________________________at each unprotected edge - Answer one handrail and stair rail system at Place warning lines for roofing controlled access zones not less than - Answer 6' back from edge A double cleated or 2 ladders needed when only means of access for - Answer 25 or more employees to an elevated area ladder rungs to be spaced not less than - Answer 10" or more than 14" apart When portable ladders are used for access to an upper landing, the side rail's must extend at least - Answer 36" above the landing or grabrail provided Extension or job ladders must be used at an angle equal to - Answer 1/4 the working length of the ladder Guardrails or full protection required when scaffolds are - Answer 10' in height Scaffolds must be capable of supporting their own weight and at least - Answer 4X the maximum intended load Scaffold suspension ropes must be capable of supporting at least - Answer 6X the intended load Scaffold platforms must be at least - Answer 18" wide Ladderjack, roof bracket & pump jack scaffold platforms must be at least - Answer 12" inches wide The front edge of the scaffold platforms must not be more than - Answer 14" from the surface of the work. except Maximum distance from the lace for outrigger scaffolds is - Answer 3" Plastering and lathing scaffold platforms maximum distance from the lace is - Answer 18" Scaffold planks unless secured must extend at least - Answer 6" over end supports Scaffold planks must not extend more than - Answer 12" over end supports for platforms 10' or less in length Scaffold planks must not extend more than - Answer 18" over end supports for platforms more than 10' in length Where scaffold platforms are overlapped to create a long platform, the overlap must not be less than - Answer 12" unless nailed/ secured When scaffold height reaches or exceeds 4X the smallest base dimension it must be - Answer secured to the structure or outriggers used After securing scaffold at 4X the smallest base dimension, additional ties are required at - Answer 26' vertically and 30' horizontally (for frames wider than 3') Remove wire rope chokers from service when ___________ ___________________over one lay or when _________________ in any one strand of one lay. - Answer - 10 broken wires randomly distributed over - 5 broken wires Remove running ropes on hoists/ cranes when___________ ___________ in one lay or ___ in any one strand of one lay - Answer - 6 or more broken wires - 3 Remove standing ropes on hoists/ cranes when __________ ____________________ in one lay - Answer 3 or more broken wires The minimum operating distance from power lines allowed is - Answer 10' (up to 50kV) Materials not to be stored inside a building within - Answer 6' of hoist way nor within 10' of an exterion wall which does not extend above the top of the material Material not to be stored within - Answer 10' of buildings. Maximum acetylene gauge pressure - Answer 15 psi Separate gas cylinders in storage by - Answer 20' or5' high 1/2 fire wall No splices or nicks allowed in welding cables for - Answer 10' from the stinger Electrical cords in construction must be - Answer 14 gauge or larger (hard or extra-hard duty) Repairs to electrical cords not allowed unless - Answer 12 gauge or lager Minimum working clearance around electrical equipment allowed is - Answer 3' deep X 30" wide In multistory buildings, at least - Answer I fire extinguisher adjacent to stairway A fire extinguisher required for every - Answer 3000 square feet of building A fire extinguisher required within - Answer 100' of travel A ladder or other means of egress required from trenches/ excavations at - Answer 4' in depth No more than __ to ladder/egress in trenches/excavations - Answer 25' of travel Excavations not in stable rock sloped or shored if - Answer 5' or deeper Excavations over 20' in depth require a - Answer professionally engineered design Slope Type A soil - Answer 3/4 to I (53° angle) Slope Type B soil - Answer I to I (45° angle) Slope Type C soil - Answer I 1/2 to I (34° angle) Bracing required for masonry walls - Answer 8' in height unless adequately supported limit employee access next to masonry walls - Answer the height of the walls +4' Erection of horizontal steel beams requires - Answer 2 bolts per connection Column steel erection requires - Answer 4 bolts per connection Controlled decking zone must be - Answer 6' from leading edge (90' maximum width and depth) No more than 4 floors of unfinished bolting or ____________whichever is less - Answer 48' No more than ____________________ of unsecured decking - Answer 3000 square feet Connector fall protection required at over _____ - Answer 30' Other than connectors, ironworkers must use fall protection at ______ - Answer 15' At least I temporary toilet required per - Answer 20 employees An oxygen deficient atrnosphere is less than ________ - Answer 19.5% An oxygen enriched environment is more than __________ - Answer 23.5% Fall Protection is required for work more than - Answer 6' above a lower level. Guardrails -Fall Prevention system - Answer Toprail 200 Ibs. force Midrail150 Ibs. force. Toe board 3.5 in. Top rail height shall be - Answer 42' +/-3' Midrail height shall be at least 21' high Lanyards and vertical life lines shall have a minimum breaking strength of - Answer 5,000 Ibs. Anchorages for fall protection shall be capable of supporting at least - Answer 5,000 Ibs. per an employee attached. Personal fall arrest systems shall limit the arresting force to _________ when used with a body harness. - Answer 1,800 Ibs. lifelines shall be secured above the point of operation to an anchorage capable of supporting a minimum of _______________________- - Answer 5,000 Ibs. per an employee attached. Scaffold must be sound, rigid and sufficient to carry its own weight plus ___________________________________without settling or displacement. It must be erected on solid footing. - Answer four times the maximum intended load Scaffolds must be at least _________ from electric power lines at all times. - Answer 10 ft Supported scaffolds with a height to base width ratio of more than _________________shall be restrained from tipping by _________________________________. - Answer - four to one (4:1) - guying, tying, or bracing. A ladder or stair shall be provided when there is a break in elevation of ______________________. - Answer 19 inches or more Stairways having ______________ risers or rising more than _________________must have at least one handrail. - Answer - four or more - 30 inches When the total length of a climb on a fixed ladder exceeds 24' one of the following is required: ____________,_________, or__________________. - Answer - Ladder safety device, Retractable lanyard, or ladder cage. When using a portable ladder to access a platform the side rails shall extend at least __________above the landing surface. - Answer 3 ft live electrical parts shall be guarded against accidental contact -room, partition, platform, elevation ______ - Answer >8' Crane use -Watch for overhead electrical distribution and transmission lines and maintain a safe working clearance of at least __________from energized electrical lines up to __________ Add __________ clearance for each additional __________above 50 kV. - Answer - 10 ft - 50 kV. - 0.4 inches - 1kV Always use a protective system for trenches - Answer 5 feet deep or greater. Always provide a way to exit a trench such as a __________ ________________-¬no more than _____________________for employees in the trench. - Answer - ladder, stairway or ramp - 25 feet of lateral travel Keep spoils at least _______back from the edge of a trench - Answer 2 ft Portable tanks for flammable or combustible liquids shall be stored at least ________________ from any building. - Answer 20 ft. away Not more than _______ of flammable or ___________ of combustible liquids shall be stored in anyone storage cabinet. - Answer - 60 gals - 120 gal Transfer of flammable liquids from one container to another shall be done only when the containers are ____. - Answer bonded A fire extinguisher shall be provided for every _________of protected building area. - Answer 3,000 Travel distance in the protected area to nearest fire extinguisher shall not exceed __________. - Answer 100 ft A fire extinguisher shall be provided within _______ of any location where more than __________ of flammable or combustible liquids or ___________of flammable gas are being used at the job site. - Answer - 50 ft. - 5 gals. - 5 pounds General Industry Definition -A Confined space is: - Answer 1 Large enough for an employee to enter 2 Has limited or restricted means of entry or exit 3 ls not designed for continuous occupancy Construction Definition -A confined space is: - Answer Any space having a limited means of egress, which Is subject to the accumulation of toxic or flammable contaminants or has an oxygen deficient atmosphere. All employees required to enter into confined spaces shall be instructed as to the - Answer nature of the hazards involved, the necessary precautions to be taken, and in the use of protective and emergency equipment required. When working over or near water where danger of drowning exists employees shall be provided with a - Answer US coast guard approved life jacket Compressed air shall not be used for cleaning except when reduced to less than ________. - Answer 30 spi On bench and pedestal mounted grinding machines, work rests shall be used and shall be adjusted for a maximum opening of __________. - Answer 118° Oxygen cylinders in storage shall be separated from fuel-gas cylinders or combustible materials _______or by a non-combustible carrier at least _________high with a fire rating of at least ____________. - Answer - 2- ft - 5 ft - 1/2 hr Within 8 hours after the death of any employee from a work related ___________________________________________ ____________________________ you must orally report to the Area Office of OSHA. - Answer incident or the in-patient hospitalization of three or more employees Bloodborne Pathogens (BP) - Answer virus or infectious agents carried by human blood and bodily fluids, can cause disease and immune deficiencies, which can lead to death Bloodborne Pathogens (BP): Common ones include - Answer Hepatitis B, Hepatitis C and HIV Bloodborne Pathogens (BP): Enter the body through contact with - Answer contaminated blood and bodily fluids, contact with contaminated items, through wounds, or breaks in the skin Bloodborne Pathogens (BP): At risk jobs include - Answer healthcare workers, janitorial and maintenance staff, civil servants HBV Vaccine: Who should receive the vaccine? - Answer All workers who are likely to be exposed to infectious materials HBV Vaccine: HCV and HIV do not have a vaccine, only - Answer HBV HBV Vaccine: A licensed professional must give the vaccine to workers within ______________________, if there is a risk of exposure - Answer 10 days of initial assignment HBV Vaccine: Given in a ____________ series - Answer 3 part Exceptions to receiving HBV Vaccine - Answer • Previously received it • An antibody test reveals you are immune • Other medical reasons (e.g. pregnancy, liver damage) • Can choose to decline in writing, can change mind HBV Vaccine, Antibody Development - Answer • To confirm, blood can be tested for antibodies one to two months after completing the series • If antibodies are present, vaccine worked, if not, must repeat series, if 2 series do not result in antibodies, must undergo medical evaluation Exposure Control Plan, - Answer a set of guidelines established by a company to control exposure Exposure Control Plan, Guidelines - Answer • ECPs are reviewed and updated at least every 12 months • In addition, must be reviewed and updated when changes occur that affect occupational exposure to bloodborne pathogens (BP) • Applicable occupational changes • Topics typically included Exposure Control Plan, Applicable occupational changes include - Answer o New or modified tasks or procedures o New or revised employee positions o Technological developments that eliminate, control or reduce exposure Exposure Control Plan, Topics typically included, include: - Answer o Universal precautions: o Exposure determination: o Jobs and task examples o Risk reduction: Exposure Control Plan, Universal precautions: - Answer an approach for BP control requiring all human blood and bodily fluids to be treated as infectious, they apply regardless of the perceived risk Exposure Control Plan, Exposure determination: - Answer determine which jobs and tasks are most at risk of exposure Exposure Control Plan, o Risk reduction: there are 3 proactive methods to reduce/prevent risk of exposure including - Answer engineering controls, work practice controls, and personal protective equipment (PPE), section includes procedures for mitigating risk Exposure Control Plan, Evaluation teams - Answer • Formed to identify areas where there is a potential exposure to BP and to identify effective methods to control exposure • Consists of a leader/coordinator and reps from many departments, including non-management • Must seek input from other employees regarding their individual work areas Exposure Control Plan, Evaluation teams (2) - Answer • Team reviews and updates the ECP • Review incidents that may have involved possible exposure • Analyze the use of PPE to make sure equipment is safe and effective • Makes recommendations on replacement of equipment and safer procedures Exposure Control Plan, Engineering Controls - Answer • Definition: physical and mechanical systems used to prevent contact with potentially contaminated materials • Used to isolate employees from risk of exposure, include special containers and safely designed needles • About 590,000-800,000 injuries are associated with BP annually in the U.S. • Needles on disposable syringes cause 75% of all incidents Exposure Control Plan, Used to isolate employees from risk of exposure, include special containers and safely designed needles - Answer o Containers: allow employees to dispose of contaminated materials safely o Needles: have an attached shielding devices to prevent accidental injection Exposure Control Plan, Work Practice Controls - Answer procedures used to reduce the risk of exposure Exposure Control Plan, Work Practice Controls procedures used to reduce the risk of exposure - Answer o Training-ensure employees know how to handle the situation appropriately o Disposal-put contaminated sharps in appropriate bins, place contaminated linens in leak proof bags, keep containers in close proximity to need, replace when ¾ full, seal leaking containers in another container, use containers that don't require reaching into them Exposure Control Plan, Work Practice Controls procedures used to reduce the risk of exposure (2) - Answer o Regulated waste-dispose of in accordance with federal and state law o Contact with contaminants-controls storage and activities in areas with contaminants o Needles: never bend or recap, never share, only use from reliable source, safely dispose of o Vaccines are a work practice control