CWEA Study Guide Exam Bundle

Legally responsible officals are required to report catagory 1 sanitary sewer overflows: - Within two hours When testing a manhole for explosive gases when should the first test be made? - Before removing the manhole cover When setting up to ventilate a manhole,the air inlet should be ho...

CWEA Collections Grade 2 Practice Test Questions with Correct Solutions

Confined Space - A space that: -is large enough to enter and work. -has limited or restricted means for entry. -is not designed for continuous occupancy. Hot Work Permit - An employer's written authorization to perform work capable of providing a source of ignition. Inerting - A f...

AA - atomic absorption AC - power alternating current ac - acre AF - acre-foot (feet) AFY - acre-foot per year AMSA - Association of Metropolitan Sewerage Agencies ANSI - American National Standards Institute APHA - American Public Health Association ...

Why are gasoline and volatile solvents objectionable when present in a sewer? - They produce an explosion hazard You should never attempt to install, troubleshoot, maintain, repair, or replace electrical equipment unless: - You know what you are doing, are qualified, and are authorized. ...

Which process is most commonly used for small pipe maintenance welding? - D. Oxyacetylene gas welding What is the proper definition of an engine? - B. It is machine designed to convert energy into useful mechanical motion What is wet stacking and how can it be prevented? - C.Wet stack...

which of the following are types of bearings -ball -roller -thrust - all are bearings which is not a main component of a centrifugal pump -shaft -impeller -volute -hand switch - hand switch what are the two major classes of fans - -centerfugal -axial what is pump efficiency...

CIPP - Cured-In-Place Pipe CIP - Cast Iron Pipe cfs - cubic feet per second SSO - Sanitary Sewer Overflow PPE - personal protective equipment CIP's - capital improvement plans GIS - Geographic Information System BOD - biochemical oxygen demand ABS pip...

An industry operating an 8-hour shift, 5 days per week, generates 100,000 gallons of wastewater per shift. Their pretreatment system has a capacity of 150 gallons per minute. How long must the pretreatment facility operate to process the wastewater generated each day? - 11.1 hours An industry ...

Which welding process is most commonly used for SMALL pipe maintenance welding? - OxyAcetylene gas welding What is the proper definition of an engine? - It is a machine designed to convert energy into useful mechanical motion What is wet stacking and how can it be prevented? - It is u...

Receiving job instruction and planning equipment use are part of: a. craft data. b. job preparation. c. work factors. d. leveled time. - b. job preparation Anticipating other tasks or problems: a. usually creates additional problems. b. wastes time. c. sharply reduces the number of e...

If the potential difference across the coil is low, the coil will: A-draw too much current B-become too hot C-Produce too much magnetic force D-not heat up - D-not heat up The NEC identifies environments that contain flammable vapors and gases as which class of hazardous location? A-Clas...

Floatable solids are easy to measure. True or False? False A well operated digester normally receives sludge at about __________% volatile solid and reduces it to about ________________% volatile solids. 70-75%, 25-30% According to OSHA, which of the following oxygen in air concentration...

Acid: - A substance which releases hydrogen ions when dissolved in water. Most acids will dissolve the common metals and will react with a base to form a neutral salt and water. An acid is the opposite of an alkali, has a pH rating lower than 7.0, will turn litmus paper red, and has a sour t...