OSSF DR ACTUAL UPDATED Exam Questions and CORRECT Answers

OSSF DR ACTUAL UPDATED Exam
Questions and CORRECT Answers
_______ adopted the current OSSF Rules in 1997 and revised them several times - CORRECT
ANSWER - TCEQ


The ______ is responsible for reviewing permit applications, site evaluations, planning materials,
and conducting inspection of OSSFs - CORRECT ANSWER - Designated representative


An individual who holds a valid license from the TCEQ and who is compensated by another
individual to construct, install, alter, or repair an OSSF is a(n) __________. - CORRECT
ANSWER - Installer


An individual who visits a site and conducts soil evaluations and a site survey is a(n)
__________. - CORRECT ANSWER - Site evaluator



List the OSSF licenses that require previous experience. - CORRECT ANSWER - Installer
II, Maintenance Provider


Individuals working as a(n) ______________ or in any capacity for an OSSF _________ cannot
work as an Installer, Designer for a fee, or private Site Evaluator within the jurisdiction of the
permitting authority - CORRECT ANSWER - Designated Representative, Authorized
agent


What is needed to prequalify for an exam? - CORRECT ANSWER - submit an
application, paying class and application fees, and completing the appropriate training course


New OSSF licenses are issued for a term of _____ - CORRECT ANSWER - 3 years


An individual must complete __________ of the TCEQ-approved continuing education courses
in order to renew the license. - CORRECT ANSWER - 24 hours

,List the nine steps of the permitting process. - CORRECT ANSWER - 1. Have site and
soil evaluation conducted by Site Evaluator
2. Select OSSF
3. System planned by qualified individual
4. Prepare and submit permit application
5. Application and planning materials reviewed by permitting authority
6. Receive permit to construct
7. Construction
8. System inspected at appropriate stages
9. Notice of approval and permit to operate issued by permitting agency


Penalties for violating the laws, rules, or regulations covering OSSF can be imposed under what
headings? - CORRECT ANSWER - criminal penalties, injunction or civil suit,
administrative penalties


Planning materials for an OSSF utilizing secondary treatment must be prepared by a/an
__________. - CORRECT ANSWER - PE or RS


Who can legally install a septic tank followed by a low-pressure dosing drain field at a rental
house? - CORRECT ANSWER - installer II



List equipment and procedures to protect a work site. - CORRECT ANSWER - cones,
barricades, pre warn, sign properly, regulate speed, guide properly


OSHA requires that all excavations over ________ deep be sloped, shored, or otherwise
supported before a person enters. - CORRECT ANSWER - 5 feet


A particular hazard that OSSF installers face that most construction workers do not is
__________ - CORRECT ANSWER - infectious waterborne diseases

, A trench measures 30 inches wide. How wide is the trench in feet? - CORRECT
ANSWER - 2.5 feet


The area of a lot is 20,076 square feet. What is the area of this lot in acres? - CORRECT
ANSWER - 0.46 acres


A septic tank has a working volume of 31 cubic feet. How many gallons does this septic tank
hold? - CORRECT ANSWER - 231.88 or 232 gallons


A trench requires 430 cubic feet of gravel. How many cubic yards must be purchased? -
CORRECT ANSWER - 15.9 or 16 cubic yards



An official inspector of a new OSSF is a(n) _________. - CORRECT ANSWER -
designated representative


Domestic wastewater contains microorganisms that are capable of causing __________. -
CORRECT ANSWER - infectious diseases



Microorganisms that cause disease are called __________. - CORRECT ANSWER -
pathogens


Microorganisms in wastewater include __________. - CORRECT ANSWER - bacteria,
viruses, protozoa, helminths


Waterborne diseases that spread by pathogenic bacteria include __________ - CORRECT
ANSWER - typhoid, cholera, and dysentery


Protozoa are very simple animal organisms that may cause __________. - CORRECT
ANSWER - amoebic dysentery and giardiasis