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OSHA 510 EXAM NEWEST ACTUAL EXAM 2025 QUESTIONS AND DETAILED CORRECT ANSWERS | A+ GRADE STUDYGUIDE 2024-2025
Typology: Exams
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How should personal fall arrest system (PFAS) be rigged, i.e. what are the free fall limits? Correct Answer An employee cannot free fall more than 6 feet on contact any lower level To meet the Fire Protection and Protection standard, clearances between the top level of stored materials and sprinkler head deflectors shall be at least ____ inches. Correct Answer 36" If an employee is obsessed chipping concrete with a demo hammer that has a damaged electrical cord, then the demo hammer should be tagged and removed from service according to what standard? Correct Answer 1926.404 (b)(1)(iii) Guarding against accidental contact is required for electrical equipment operating at ____ volts or higher Correct Answer 50 Volts Under what standard is the employer required to ensure that electrical equipment is free from recognized hazards that are likely to cause death or serious physical harm? Correct Answer 1926.4039(b)(1)
What program deals with the cord-set and receptacles which are not part of the permanent wiring of the building or structure? Correct Answer 1926.404 Equipment grouping conductor program Supported scaffolds with a height to base ratio of more than four to one (4:1) shall be restrained by _____,_____,_____, or equivalent means. Correct Answer Guying Tying Bracing A material chute used during demolition operations must be _____ when its angle is equal to or greater than 45 degrees Correct Answer Entirely enclosed Type B solids have an unconfined compressive strength range of ____-____ and are general composed of __________ Correct Answer 05.-1. Cohesive Masonry walls over 8 feet tall must be _________. Correct Answer Braced All portable ladders must have a minimum clearance distance between the side rails of ______ inches. Correct Answer 11 1/2" Portable ladders must be removed from service and repaired if they are found to have ________? Correct
Answer Structure defects (broken or missing rugs or split rails) If a competent person cannot determine if a damaged trench shield is able to support its intended load, the trench shield should be removed from service until _____ Correct Answer Register professional engineering approval When shall rigging equipment for material handling be inspected? Correct Answer Prior to use on each shift and as necessary Who must have the authority to stop and refuse to handle crane loads until a qualified person has determined that safety has been assured? Correct Answer Crane operatior In the event one has been removed, what is the requirement for remounting a Rollover Protective Structure (ROPS)? Correct Answer Remounting with equal quality or better bolts or welding as required for the original mounting The attachments of a powered industrial truck must be approved by who? Correct Answer Manufacture written approval When an employee uses their own Personal Protective Equipment (PPE), who has the responsibility of ensuring its adequacy, sanitation, and proper maintenance? Correct Answer Employer
List the hierarchy for controlling overexposure to chemical hazards. Correct Answer - Engineering
worker fatality, injuries and illnesses" is found in what section of the Occupational Safety and Health Act? Correct Answer Section 1 Horizontal standards apply to workplace conditions that: Correct Answer When a condition is not covered by a specific industry standard Details of the OSHA inspection process can be found in which section of 29 CFR? List the 4 steps of the OSHA inspection process: Correct Answer 1903.1 Page 1
What are employer's two main accident prevention responsibilities? Correct Answer - Safety and health program
OSHA stands for Correct Answer Occupational Safety and Health Administration OSHA's focus four injuries are: Correct Answer 1. fall
Direct costs are _____ quantified. Correct Answer easily Direct costs are usually paid by submitting claims to ______ companies. Correct Answer insurance An example of a direct cost is Correct Answer a. medical cost b. physical therapy c. repair costs for damaged equipment d. continuation of pay e. administrative Indirect costs are _____ quantified. Correct Answer not easily; difficult Indirect costs are usually paid by the _____. Correct Answer company An example of indirect cost is Correct Answer a. loss of efficiency by breakup of crew b. lost time by supervisor c. cost of breaking in new worker What is determined by the company's own record of accidents and losses? Correct Answer Experience Modification Rate EMR equation Correct Answer ACTUAL losses / EXPECTED losses
OSHA defines an excavation as any __ cut, cavity, trench, or depression in the earth's surface formed by earth removal Correct Answer man-made At trench is defined as a narrow underground excavation that is __ than it is wide Correct Answer deeper A trench cannot be wider than Correct Answer 15 feet Cave-in protection is required for all excavations greater than Correct Answer 5 feet in depth unless they are entirely in sold stable rock A ladder must be provided every Correct Answer 25 feet for excavations greater than 4 feet in depth Spoil piles, material and equipment must be kept Correct Answer 2 feet from the excavation Excavation inspections must be conducted Correct Answer DAILY and before start of work Excavation inspections must be conducted to determine Correct Answer soil classification For all trenches deeper than 5 feet, OSHA requires what to protect workers from cave-in? Correct Answer a. sloping b. shoring c. benching d. shielding
Stable rock Correct Answer natural solid mineral material than can be excavated with vertical sides Type A: cohesive soils with an unconfined compressive strength of __ tons per square foot Correct Answer 1. tons Type B: cohesive soils with an unconfined compressive strength greater than __ tsf but less than __ tsf Correct Answer 0.5; 1. Type C: cohesive soils with an unconfined compressive strength of __ tsf or less Correct Answer 0.5 tsf Type A can be sloped at a ratio of __ if the excavation will be open for less than 24 hours and is less than 12 feet in depth Correct Answer 1/2 : 1 Any excavation more than __ feet in depth requires a qualified person to design the protection Correct Answer 20 feet The classification of soil shall be made based on the results of at least one visual and one __ analysis conducted by a competent person Correct Answer manual The best method to prevent injuries is to _____. Correct Answer prevent the hazard
The second best way to prevent injuries is to _____. Correct Answer eliminate the hazard The third best way to prevent an injury is to _____. Correct Answer control exposure The preferred method to control exposure is _____. Correct Answer engineering The second best way to control exposure is _____. Correct Answer administrative The least preferred way to control exposure is _____. Correct Answer PPE Incident Rates allow for a comparative level of injuries and illnesses among different _____, _____, and _____. Correct Answer industries, organizations, or operations The formula for incident rates is Correct Answer # incidents x 200,000 / employee hours worked TRIR Correct Answer Total Recordable Incident Rate DART Correct Answer Days Away Restricted Transferred Three parts of an OSHA inspection are Correct Answer 1. Opening conference
Opening conference Correct Answer brief meeting during which the OSHA inspector will explain the purpose of the inspection Worksite "Walk-around" Correct Answer walk around and see if there are any inspections; might take pictures and notes during the inspection Closing conference Correct Answer the inspector will disclose any hazards or violations identified during the course of the inspector, as well as any possible violations the organization may face; citations and fines are not discussed Only _____ companies may have a focused OSHA inspection. Correct Answer construction When the OSHA CSHO arrives at a site to conduct a focused inspection, they will determine: Correct Answer 1. whether there is a project coordination by the general contractor
which are free from recognized hazards that are causing or are likely to cause death or serious physical harm to his employees The purpose of an OSHA compliance directive (CPL) is to insure Correct Answer consistent enforcement of OSHA regulations the four types of and definitions of employers in a multi- employer situation are Correct Answer 1. creating employer
Companies cannot employ over _____ employees at any point during the calendar year to claim the size exemption. Correct Answer 10 Companies must have a ____ risk SIC or NAICS code to claim the type exemption. Correct Answer high Regardless of exemptions, ALL companies must report the following to OSHA: Correct Answer a. Fatalities within 8 hours b. Hospitalizations within 24 hours c. Amputations within 24 hours d. Loss of eye within 24 hours An employer must report any employee even if not on your payroll if you _____ them on a day-to-day basis. Correct Answer supervise OSHA Form 301 is the _____ Correct Answer Injury and Illness Report OSHA Form 300 is the Log of _____. Correct Answer Work-Related Injuries and Illnesses OSHA Form 300A is the annual _____ of Work-Related Injuries and Illnesses. Correct Answer summary Form 301 and 300 must be filled out within __ days of _____. Correct Answer 7; receiving information that a recordable case has occurred.
The OSHA 300A must be certified by a company executive and posted in a prominent location from _____. Correct Answer February 1st to April 30th All records must be maintained for _____ years. Correct Answer 5 A PLHCP is _____. Correct Answer physician or other licensed health care professional For a count of days on OSHA forms, ALL calendar days are counted starting the day _____ the injury takes place with a cap of _____ days. Correct Answer after; 180 An injury or illness is an _____ condition or disorder. Correct Answer abnormal Dusts, fumes and mists are measured in Correct Answer weight per unit of volume (mg/m^3) Gasses and Vapors are measured in Correct Answer volume of contaminant per volume of air sampled (ppm) PEL Correct Answer Permissable Exposure Limits TLV Correct Answer Threshold Limit Value TLV-TWA Correct Answer Time Weighted Average and last for 8 hours/day or 40-hour week
TLV-STEL Correct Answer Short-Term Exposure Limit and lasts for few 15-minute time periods TLV-C Correct Answer Ceiling value and should never be exceeded The maximum travel distance for any point of the protected area to the nearest fire extinguisher shall not exceed __ Correct Answer 100 feet All hand and power tools, whether paid for by the employer or employee, shall be in a __ Correct Answer safe condition with proper storage and regular maintenance Whenever practicable, all arc welding and cutting operations shall be __ to protect employees and other persons working in the vicinity. Correct Answer shielded Failure to inspect for oil or grease on regulator fittings, valves, or the cap threads on a cylinder of oxygen can result in __ Correct Answer fire or explosion An "Assured equipment grounding conductor program" deals with the cord-set and receptacles which are not part of the __ Correct Answer building's permanent writing __ is the maximum voltage before guarding is required against accidental contact by cabinets, other forms of enclosures, or by location in a room or enclosure
accessible only to qualified persons (electricians). Correct Answer 50 volts or greater The practice of connecting two metallic objects to prevent static sparks is called __. Correct Answer bonding Before the start of any work covered under Subpart V - Power Transmission and Distribution, __ Correct Answer existing conditions are determined by an inspection or a test Eye and face protection equipment used to protect against hazards shall meet the requirements specified in __________. Correct Answer Respirators used in the construction industry are covered under OSHA standard 1910._____. Correct Answer Accident prevention signs such as; danger, caution and exit signs shall be _______ when work is being performed. Correct Answer A material chute used during demolition operations must be enclosed when its angle is equal to or greater than __ from the horizontal. Correct Answer 45 degrees __ is the trigger height when the masonry walls must be braced? Correct Answer over 8 feet When a masonry wall is being constructed, a limited access zone at least the height of the wall plus a minimum
of __feet tall shall be established on the side of the wall without scaffolding. Correct Answer Except for extra-heavy-duty metal or plastic portable ladders, all portable ladders must support __ the maximum intended load. Correct Answer 4 times Portable ladders with structural defects such as, broken or missing rungs or split rails shall be __ from service until repaired. Correct Answer removed According to OSHA, portable containers used to provide drinking water shall be tightly __and equipped with a __. Correct Answer
Correct Answer safely stop operations requiring signals until they are __ is responsible to train signal persons to meet the 1926.1428 standard. Correct Answer the employer
Correct Answer False - Employees are protected from retaliation for raising workplace health and safety concerns and for reporting work-related injuries and illnesses with OSHA (Without Fear of Punishment) What is the Horizontal Standard? Correct Answer Meaning "general" or across the board True or False: OSHA directives including Enforcement and Compliance directives ensures consistent enforcement of OSHA regulations Correct Answer (True) - OSHA directives including (Enforcement and Compliance Directives) True or False: If not corrected and documented at time of inspection, the employers must certify that abatement is completed for each cited violation? Correct Answer (True)
What is the process CSHO use when conducting and inspection? Correct Answer 1903.7 Present Credentials Opening Conference Walk through Closing conference True or False: Days the employee was only able to work a partial work shift is classified as restricted work activity? Correct Answer True - 1904.7(b)(4)(i)(A) You keep the employee from performing one or more of the routine functions of his or her job, or from working the full workday that he or she would otherwise have been scheduled to work When calculating incident rate, what does the 200,000 figure in the formula represent? Correct Answer The 200,000 figure in the formula represents the number of hours (100 employees working 40 hours per week, 50 weeks) per year would work, and provides the standard base for calculating incidence rates. True or False: Leading by example is a way to demonstrate management leadership and commitment to Safety and Health? Correct Answer True - By knowing and following the same rules your employees are expected to follow.
In accordance with (IAW) 1926.20(B) having a safety and health program and job site inspections by a competent person are two main components of an employer's
responsibilities. Correct Answer (Accident Prevention Responsibilities.) How far can a Class (A) fire extinguishers be away from the employees? Correct Answer 1926.150(c)(1)(i) A fire extinguisher, rated not less than 2A, shall be provided for each 3,000 square feet of the protected building area, or major fraction thereof. Travel distance from any point of the protected area to the nearest fire extinguisher shall not exceed (100 feet). True or False: Accident prevention signs such as danger, caution and exits signs shall be visible while working. Correct Answer True - 1926.200(a) General signs and symbols required by this subpart shall be (visible) at all times when work is being performed, and shall be removed or covered promptly when the hazards no longer exist. What is the maximum deceleration distance a personal fall arrest system shall bring employees to a stop? Correct Answer 1926.502(d)(16)(iv) bring an employee to a complete stop and limit maximum deceleration distance an employee travels to (3.5 feet)
True or False: Only hand and power tools purchased by the employer must be maintained in a safe condition, Correct Answer False - 1926.300(a) All hand and power tools and similar equipment, whether furnished by the employer or the employee, shall be maintained in a safe condition. IAW subpart C what is the definition of Qualified Person? Correct Answer 1926.32(m) "Qualified" means one who, by possession of a recognized degree, certificate, or professional standing, or who by extensive knowledge, training, and experience, has successfully demonstrated his ability to solve or resolve problems relating to the subject matter, the work, or the project. How do you protect employee and other employees vision in the vicinity during Arc Welding operations? Correct Answer 1926.351(e) ("Shielding"). Whenever practicable, all arc welding and cutting operations shall be shielded by noncombustible or flameproof screens which will protect employees and other persons working in the vicinity from the direct rays of the arc. True or False: Failure to inspect oil or grease on regulator fitting, valves or cap threads on a oxygen cylinder can result in fire or explosion. Correct Answer True - 1926.350(i)