Download Contractors License General B Trade Practice Exam #2 questions with correct answers and more Exams Law in PDF only on Docsity! Contractors License General B Trade Practice Exam #2 questions with correct answers A ladder should extend a minimum of ____ above the top of a trench or excavation. CORRECT ANSWER 3' According to OSHA, shoring lumber shall be _______. CORRECT ANSWER select structural Cal/OSHA inspectors cannot, under most circumstances: CORRECT ANSWER enter a business outside of normal business hours Every employer is required to post Material Safety Data Sheets: CORRECT ANSWER on each job site Handrails must be installed on all open sides of a scaffold if workers are subject to falls of _____ or more. CORRECT ANSWER 7 1/2 When boom-type equipment is in operation, how close can it be to high voltage power lines? CORRECT ANSWER 10' How should you store oily mops or rags at the job site? CORRECT ANSWER In a closed metal container If a Cal/OSHA inspector is coming to inspect a job site, it is best for the contractor to: CORRECT ANSWER personally walk through the job site and check the work In most cases, a crane cannot lift more than _____ % of its capacity. Always consult the manufacture's operations manual and all applicable codes before using a crane and never attempt to use one without being thoroughly trained and certified to operate the crane. CORRECT ANSWER 75 In stable oil, a trench that is _______ or deeper requires shoring. CORRECT ANSWER 5 Feet On a construction site, flammable liquids can be found in ______ containers. CORRECT ANSWER red Prior to erecting scaffolding, it is best to consult the: CORRECT ANSWER Construction Safety Orders The rule of thumb that is used when digging a trench near another excavation is that the horizontal distance from the trench to the excavation in no less than: CORRECT ANSWER the depth of the trench What agency requires Material Safety Data Sheets? CORRECT ANSWER Cal/OSHA What is MSDS? CORRECT ANSWER Material Safety Data Sheet What is painted red on a construction site? CORRECT ANSWER flammable substances What is the danger of LP gas? CORRECT ANSWER it collects near the floor When boom-type equipment is in transit, how close can it be to high voltage power lines? CORRECT ANSWER 6' The maximum height of the platform on a ladder jack scaffold is: CORRECT ANSWER 16ft Ladders shall extend at least how far above the level they serve? CORRECT ANSWER 3ft Wooden supporting members that span between jacks shall be selected lumber as prescribed by Cal/OSHA and be of at least ____ inch by ______ inch material. CORRECT ANSWER 2 X 6 All blasting operations shall be conducted by an individual who holds a valid: CORRECT ANSWER California Blaster's License A safety belt must be worn by workers who are subject to falls of more than: CORRECT ANSWER 15' When a safety inspection is to take place, the contractors on the job are to be given ____ advance notice. CORRECT ANSWER no Tailgate safety sessions are to be held at least once: CORRECT ANSWER every 10 working days How many safety lines per person are required for a swing stage? CORRECT ANSWER 1 Safety lines are required on all suspended scaffolds higher than: CORRECT ANSWER safety lines are required at all times Handrails are required on any scaffold that rises _____or more abvove the ground. CORRECT ANSWER 7-1/2 ' What is the minimum distance required between scaffolding and high-tension power lines? CORRECT ANSWER 6' If a contractor discovers his/her workers using an unsafe scaffold, he/she must: CORRECT ANSWER order the employees off the scaffold until it is repaired All Scaffolding shall be at least ____ in width. CORRECT ANSWER 20'' You are working on a 6' x 2-1/2' metal rolling scaffold that is 5' high. its rubber wheels rest on a surface that is five degrees from level. When it becomes time to move to a different area, you instruct a worker to move the scaffold while you are still on it. You have proceed: CORRECT ANSWER Incorrectly- the angle of the floor surface does not allow movement of the scaffold with workers on the platform A rolling scaffold may be moved with workers on the platform if the floor surface is within ______ of level. CORRECT ANSWER 3 degrees Railing should be provided on all scaffolds on which workers will be elevated _____ or more above the floor. CORRECT ANSWER 7-1/2' The total load on the platform of a light-trades scaffold shall not average more than _____ pounds per square foot. CORRECT ANSWER 25 How many wheels should swivel on a 4-wheel scaffold? CORRECT ANSWER At least 2 How many wheels on scaffold should be lockable? CORRECT ANSWER All of them Cal/OSHA requires a built up scaffold over 7.5ft high to have a _____ as a means of stopping falls. CORRECT ANSWER a guardrail (42''- 45'' high) Cal/OSHA requires a suspended scaffold over 7.5ft high to have a guardrail (36''- 42'' high) and: CORRECT ANSWER a safety belt attached to a separate anchor point The maximum allowed load on a swinging scaffold is: CORRECT ANSWER 100 lbs./sq/ft. The guardrail on a suspended scaffold is ____ above the platform. CORRECT ANSWER 36''-42'' When toe boards are required on a scaffold, they must extend at least ___ above the platform. CORRECT ANSWER 4'' Maximum height of pump jack scaffolding is: CORRECT ANSWER 30' Minimum width of a light trades scaffold platform less than 4ft high is: CORRECT ANSWER 10' The maximum height of horse scaffold is: CORRECT ANSWER 16' What color is sprayed on the dirt to outline a planned excavation? CORRECT ANSWER white What setting up the outriggers on a crane, the outrigger(s) should normally extend out _______ in order to stabilized the crane. CORRECT ANSWER the sides The best protection against electric shock when using a portable power tool is: CORRECT ANSWER proper grounding Which of the following is considered the safest way to operate a fork lift? CORRECT ANSWER NONE Cal/OSHA regulations state that a single-cleat ladder can be no more than ______ in length. CORRECT ANSWER 30' A two piece extension ladder with an extended length of 25 feet shall overlap the two sections no less than: CORRECT ANSWER 3' An extension ladder cannot exceed ____ feet under any condition. CORRECT ANSWER 44' What is the maximum height of a portable step ladder? CORRECT ANSWER 20' When a ladder is leaned against a wall, the bottom of the ladder should be approximately ____________ away from the base of the wall. CORRECT ANSWER 1/4 the length of the ladder. When using a ladder to climb up a roof, how far must the ladder extend past the edge of the roof? CORRECT ANSWER 3' When using a two-section extension ladder the minimum lap should be ______ for ladders with working length up to 33', and ______ for ladders with working length 33-44'. CORRECT ANSWER 3':4' When using an extensions ladder on a wall that is twenty feet high, the bottom of the ladder needs to be how far away from the bottom of the wall? CORRECT ANSWER 5' Who is responsible for the safety of employees on a job site? CORRECT ANSWER employer A DOSH permit is required for any trench or excavation into which workers will descend ______ or more feet below the surface. CORRECT ANSWER 5 How many workers are allowed between the falls of a swing stage? CORRECT ANSWER 2 How high can scaffolding be erected before an inspection is required? CORRECT ANSWER 36ft How many workers can be on a window jack scaffold at one time? CORRECT ANSWER 1 A worker is injured on the job; blood is gushing from hi head. What should be done until medical help arrives? CORRECT ANSWER apply direct pressure to the wound Free-standing bricks shall not be stacked higher than ______ ft. CORRECT ANSWER 7' Manually handled lumber may not stacked higher than ________ ft. but if a mechanical means is used never higher than _______ ft. CORRECT ANSWER 16; 20 What is the maximum slope of a handicap access ramp? CORRECT ANSWER 1:12 Ramps used by people who are physically disabled should have a landing every ______ inches of rise and at every change of direction? CORRECT ANSWER 30'' What size landing should be at the bottom of every ramp used by people with physical disabilities? CORRECT ANSWER 60'' wide and 72'' long What size of landing should be at the top of every ramp used by the physically handicapped? CORRECT ANSWER 60'' wide and 60'' long When handrails are required on ramps or stairs used by the physically disabled, they should be mounted a minimum of ____ inches away from the wall? CORRECT ANSWER 1 1/2'' At what point must an employer provide shade for his employees when working outdoors? CORRECT ANSWER 85 degrees During hot days, shade that can accommodate at least ___ of workers currently on the clock must be provided at all times. CORRECT ANSWER 25%