CWEA QUESTIONS AND CORRECT ANSWERS

CWEA QUESTIONS AND CORRECT ANSWERS Legally responsible officals are required to report catagory 1 sanitary sewer overflows: - CORRECT ANSWERS Within two hours When testing a manhole for explosive gases when should the first test be made? - CORRECT ANSWERS Before removing the manhole cover When setting up to ventilate a manhole,the air inlet should be how many feet above street level? - CORRECT ANSWERS 2.0 feet Which chemical may be used for odor control in a sewer system? - CORRECT ANSWERS Hydrogen peroxide A category 2 is: - CORRECT ANSWERS Any sso which is not a category 1 Which tool would you use for cleaning under a pipe, or hard dirt near a pipe? - CORRECT ANSWERS Miner's pick When pouring a concrete slab, which of the following tools is used to finish the concrete? - CORRECT ANSWERS Trowel How can the velocity of water flowing in a sewer be estimated? - CORRECT ANSWERS Measuring the time it takes for the dye to be carried by the wastewater between the two manholes When a grade conflict exist between a water main and a sewer main, which of the following is the best solution? - CORRECT ANSWERS Have the water main adjusted and hold the grade on the sewer main A source of infiltration in a collection is: - CORRECT ANSWERS Broken pipe joints Pipe materials that are the least susceptible to corrosion by acids formed from gases generated in a sewer is: - CORRECT ANSWERS VCP Liners are installed in sewers to correct problems caused by: - CORRECT ANSWERS Infiltration "Schedule 40" refers to: - CORRECT ANSWERS Wall thickness Category 1 SSO is: - CORRECT ANSWERS A. Any volume reaching a water surface B. Any volume entering a storm drain and not recovered C. Any spill greater the a 1000 gallons D. ALL THE ABOVE In a 25 MPH zone, Distance of Flagger Station in the Advanced of a Work Space should be: - CORRECT ANSWERS 155 feet What is a flow rate - CORRECT ANSWERS Q = AV Flow = Area x Velocity Responsibilities - CORRECT ANSWERS Those duties one is held accountable for. Responsibility - CORRECT ANSWERS Duty or obligation to perform a prescribed task or service or attain an object. Theory X - CORRECT ANSWERS Negative approach to human relations in which a supervisor presumes most people don't like to work and thus need to be pushed or threatened. Theory Y - CORRECT ANSWERS Positive approach to human relations whereby a supervisor presumes that given, meaningful work, most people will try hard to achieve, especially when there is an opportunity to improve their self-regard. Warning - CORRECT ANSWERS A reprimand so worded as to give formal notice to an employee that repetition of a particular form of unacceptable behavior will draw a penalty. Injury Illness Prevention Program - CORRECT ANSWERS Plan required by California Senate Bill SB 198 to establish, implement, and maintain an effective program helping assure employee safety while on the job. It includes eight elements: management assignments and responsibilities, safety communications system with employees, system assuring employee compliance with safe working practices, scheduled inspections and compliance systems, accident investigation, health and safety training and instruction, and record keeping and documentation. Geographical Information System - CORRECT ANSWERS An integrated system of computer hardware, software, and trained personnel linking topographic, demographic, utility, facility, images, and other resource data that are geographically referenced.