CHST - Study guides, Class notes & Summaries

CHST - Exam Prep Questions and Answers 100% Pass Class I Standpipe - For professional Fire Fighters. Hose is 2 1/2 inches in diameter. Typically found in stairwells Class II Standpipe - Hose is 1 1/2 inches in diameter. For occupants in the building and intended for all spaces in building. Typically found in cabinets and spaced according to the hose length. Class III Standpipe - Both firefighters and occupants. Adjusts to 1 1/2 or 2 1/2 in diameter. How far from electrical power lines m...

CHST Exam Study Guide Questions and Answers 100% Pass Is a trench considered an excavation? - Yes What is the distance a worker needs to maintain from power lines? - 10ft What does the severity of electric shock depend on? - Path of current, amount of current, duration of exposure True or false: electrical current as low as 75 milliamps can cause death? - True What are some examples of surcharge loads? - Spoils pile and equip being too close to walls What is the correct extension cord f...

CHST Exam 2024 Questions and Answers 100% Pass not less than 25 feet and not more than 75 feet - On a construction site, fire extinguishers should be how close/how far from flammable materials? How to determine modified rate - modification rate X manual rate If a company is cited by OSHA, you must post the violation for how many days? - Three What is article 500 of the NEC - Hazardous Locations Balance by design and blast gate methods - According to the ACGIH, there are two ways to cont...

CHST Self-Assessment Exam Questions and Answers 100% Pass An experienced engineer is NECESSARY when designing a: - Movable scaffold system. A worker is using a jackhammer to break concrete. For this work: - The worker must be provided with safety glasses, safety shoes, a hard hat, and hearing protection. Which term is characterized by an organization's request to be added to a contractor's liability insurance policy? - Additional insured Bituminous-material melting kettles: - Shoul...

CHST Program Management Exam Questions and Answers 100% Pass Hierarchy of Hazard Control - 1. Engineer out the hazard. 2. Guard the hazard. 3. Educate Personnel/Admin Controls 4. PPE Incident Rate Calculation... What is the formula? - Number of Incidents X 200,000 ----------------------------------- # of Man Hours Job Hazard Analysis (JHA) - The procedure used to make a job safe by identifying hazards in each step of the job and developing measures to counteract those hazards. ANSI Z ...

CHST Exam Questions and Answers 100% Pass What is "Stall Load"? - The point at which a power-operated hoist is automatically disconnected for worker safety. What is "Rated Load"? - Rated load is the maximum load for which a hoist or scaffold is designed to accommodate. How much fresh air is required for each employee when working underground? - 200 cubic feet per minute of fresh air What is a "Limited Access Zone"? - Clearly marked area barricaded from general work are...

CHST Exam Questions and Answers 100% Pass Work rest on off hand grinding machines shall be kept adjusted closely to wheel within a maximum opening of A) 1/4" B) 1/8" C) 1/16" D) 1/2" - B) 1/8" Equipment not requiring grounding must: A) have grounding strap B) have three wire system C) be 12" below surface D) be double insulated - D) be double insulated 2100% Pass Guarantee Emilly Charlotte, All Rights Reserved © 2025 In construction activities trench, sloping or ...

CHST Exam Questions and Answers 100% Pass NOT considered a significant factor in determining the outcome of an electrocution event? - 29 CFR 1910.1001, the allowable eight-hour exposure limit concentration to asbestos fibers is not to exceed which of the following? - 0.1 fiber per cm3 29 CFR 1910.25-1910.27, the maximum length a single ladder or a single section of ladder may be is __________. - 30 feet Which of the following is NOT stipulated as a hazardous waste material attribute to ...

CHST REVIEW EXAM QUESTIONS AND ANSWERS 100% PASS employer responsibilities regarding use of GFCI - 1. delegate implementation to 'competent person' 2. 120V which operate at 15 to 20 amps, not permanent, equipe with GFCI 3. applies to all cord sets not part of permanent building struction ain written description of th eprovisions. OSHA specification which apply to wire rope used in construction rigging - -no more than three tucks ina wire rope -wire ropes used for hoisting or lower...

CHST Worksite Audit Exam Questions and Answers 100% Pass What is the shade number for shielded metal arc welding 1/16, 3/32, 1/8, 5/32 electrodes? - 10 What is the shade number for gas shielded arc welding (nonferrous) 1/16, 3/32, 1/8m 5/32 inch diameter electrodes? - 11 What is the shade number for gas shielded arc welding (ferrous) 1/16m 3/32, 1/8, 5/32 inch diameter electrodes? - 12 What shade number is the shielded metal-arc welding 3/16, 7/32m 1/4 inch diameter electrodes? - 12 Wh...