Tested Exam Questions With Reviewed 100% Correct Detailed Answers
Guaranteed Pass!!Current Update!!
What is another term for wastewater collections system? Sewerage System
What is the term used to describe the seepage of ground
Infiltration
water into a sewer system including service connections?
What is SSO stand for? Sanitary sewer overflow
What is the minimum scouring velocity in a sewer system? 2 feet per second no more than 10 feet per second
Smoke testing of wastewater collections system is used to
The location of illegal connections to a collection system
determine what?
High velocity cleaners, kites, bags, poly pigs and sewer
Hydraulic cleaning
scooters are what type of cleaning method?
What is the most widely used chemical to treat hydrogen
Chlorine
sulfide?
How many colors of markings are there for OUPS utility
8
markings?
What is installed in to give access to a portion of the
A Wye
service line leading to the main lines?
Sewer pipes are usually tested at what air pressure above
3 to 5 psi
any outside water pressure on the pipe?
What should be used to test for deflection and ottset joints
A Mandrel
when repairing or installing new sewer lines?
What occurs in pumps when the absolute pressure at the
pump inlet drops below the vapor pressure of the water Cavitation
being pumped?
What is the heart of a centrifugal pump? Impeller
What is used to provide a seal where the shaft passes
through the pump casing in order to keep air from being
Packing
drawn or sucked into the pump or the water pump from
coming out?
1/6
, ABC Wastewater collections Verified Multiple Choice and Conceptual Actual Frequently
Tested Exam Questions With Reviewed 100% Correct Detailed Answers
Guaranteed Pass!!Current Update!!
What is a pump fitted with that must never run dry or the
Mechanical seals
faces will be burned and ruined?
What is the property of a fluid that resists ettorts to change
Viscosity
its shape or flow?
A ring shaped space located between two circular objects
Annular
is known as a?
What is one of the techniques used to located rain in-
Smoke testing
duced leaks?
What is used to rehabilitate pipelines by pulling or push-
ing a new flexible liner pipe of slightly smaller diameter sliplining
into an existing deteriorated pipeline?
What is the technique for breaking out the old pipe by
use of radial forces from inside the old pipe, and is the
Pipe bursting
only way to install a larger diameter pipe without new pipe
installation?
What is generally the major route of wastewater infection? Ingestion
What is the minimum % of oxygen in a breathing at-
mosphere to signal a system operator to request more 19.5%
ventilation?
Geographic Information System, A computer system that
GIS
stores, organizes, analyzes, and displays geographic data.
O&M Operations and Maintenance
SCADA Supervisory Control and Data Acquisition
CMMS Computerized Maintenance Management System
CMOM Capacity Management Operation Maintenance program
Shoring must protrude how far above the top of the ex-
18 inches
cavation?
2/6