Methods of excavation Study guides, Class notes & Summaries

For construction, electrical power tools and cords must: Make use of ground fault circuit interrupters or be part of an assured equipment grounding conductor program If a supervisor is given authority by the General Manager to stop operations on a construction site whenever he or she observes an imminent danger situation. Which of the following correctly identifies that authority? Functional authority As a certified Safety Trained Supervisor, you are expected to Seek methods to ...

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 for construction? - 3 wire type designed for hard...

biological filter correct answers attempting to characterize aspects of the living but must use information from the dead death sample is affected by: correct answers - mortality (age-specific probability of death) - fertility (age-specific probability of bearing offspring) - length of time a cemetery is used Things to remember when looking at death samples: correct answers - lineage may not be representative of the population - location - sequencing may be misconstrued as different mo...

Wastewater B Test Exam Questions And Answers Percent of volatile solids normally in sludge - ANS 70-80% D.O. levels in a primary clarifier - ANS 0.5-1.0 MG/L Why are precautionary measures needed around an aeration basin? - ANS undertow and turbulence O.S.H.A. approved trench - ANS narrow excavation in which the depth is greater than the width; the width must be less than 15 feet What causes bulking? - ANS 1. Excessive hydraulic loading, 2. Solids not promptly re...

For construction, electrical power tools and cords must: - Answer Make use of ground fault circuit interrupters or be part of an assured equipment grounding conductor program If a supervisor is given authority by the General Manager to stop operations on a construction site whenever he or she observes an imminent danger situation. Which of the following correctly identifies that authority? - Answer Functional authority As a certified Safety Trained Supervisor, you are expected to - Answer ...

CHST STUDY GUIDE LATEST UPDATE GRADED A+ Which of the following is NOT a significant factor in determining the impact of an electrocution event on a worker? The amount of electrically resistant material present in work boots and work gloves A Hearing Conservation Program is required under OSHA regulation 29 CFR 1926.52 (Occupational Noise Exposure) when workers are exposed to noise levels in excess of an eight- hour time-weighted average of _________. 90 decibels (dB) Per 29 CFR...

OSHA approved anchorage point - ANSWER when working from a suspended scaffold, wear a safety belt that is securely tied to the 3 1/2 - ANSWER a toe board must be what minimum height to comply with OSHA safety standards for scaffolding? 30 PSI - ANSWER What maximum Air pressure may be used for cleaning? 18.21 in. - ANSWER A tank has a diameter of 58ft, the circumference of the tank is 182.23ft, one degree of diameter equals 6.07 in. Three degrees of diameter will equal? 6'-8 5/8"...

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

Definition for Active Excavation Area Is the area where the edge of the disturbance is within 25 feet of the centreline of the existing facilities. Definition for Crossing agreement Is the agreement entered into between the owner of the existing facility and the crossing company installing the new facility to specify the rights and obligations of the parties during the crossing Construciton. Define Crossing clearance distance Is the vertical separation between the existing pipeline and faci...

For construction, electrical power tools and cords must: - Answer Make use of ground fault circuit interrupters or be part of an assured equipment grounding conductor program If a supervisor is given authority by the General Manager to stop operations on a construction site whenever he or she observes an imminent danger situation. Which of the following correctly identifies that authority? - Answer Functional authority As a certified Safety Trained Supervisor, you are expected to - Answer ...