Tennessee Septic Systems Installation Practice Test

  • Buy to unlock unlimited access to all Quiz questions.
  • After purchase you can print a PDF of the whole quiz at any point. The PDF will contain the questions and the correct answers.

About this Exam

The Tennessee Septic Systems Installation Practice Exam is a critical stepping stone for professionals seeking to become a licensed Subsurface Sewage Disposal System (SSDS) Installer in the state. This credential, issued by the Tennessee Department of Environment and Conservation (TDEC), validates that individuals possess the essential knowledge required to construct, install, alter, extend, or repair septic systems safely and according to state regulations. It is designed for aspiring installers, construction workers looking to specialize, and those aiming to start their own wastewater management business, ensuring they are well-prepared to uphold public health and environmental standards.

Sample Questions

Question 1
What is the primary definition of a 'Conventional Subsurface Sewage Disposal System' in Tennessee?
A system that treats sewage using a lagoon and discharges to surface water.
A disposal system that pre-treats sewage by use of a septic tank and applies effluent to the soil.
A system that uses advanced chemical treatment before discharging directly to a stream.
A holding tank system with no soil absorption component.
Explanation:
A Conventional Subsurface Sewage Disposal System is defined as a disposal system that pre-treats sewage by use of a septic tank and applies effluent to the soil as described in Rule 0400-48-01-.
Question 2
What is the minimum diameter for the pipe from the septic tank to the disposal field or pump chamber?
2 inches
3 inches
4 inches
6 inches
Explanation:
The pipe size from the septic tank to the disposal field or pump chamber shall not be less than 3 inches in diameter and shall be Schedule 40 PVC.
Question 3
Septic tanks installed after January 1, 1991, in Tennessee, must conform to what compartment design?
Single compartment design
Two compartment design
Three compartment design
Multi-chambered design with four or more compartments
Explanation:
Septic tanks installed after January 1, 1991, shall be of two (2) compartment design.
Question 4
Which soil absorption rate range is generally acceptable for a conventional subsurface sewage disposal system?
Less than 10 minutes per inch
Between 10 and 75 minutes per inch
Between 75 and 100 minutes per inch
Greater than 100 minutes per inch
Explanation:
Soils with absorption rates greater than seventy-five (75) minutes per inch as determined by a soil evaluation shall be considered unsuitable for conventional subsurface sewage disposal. Soils with percolation rates less than one hundred six (106) minutes per inch may be used for conventional systems.
Question 5
What is the maximum depth allowed for a conventional disposal field trench?
18 inches
24 inches
36 inches
48 inches
Explanation:
The maximum depth of a trench shall be 36 inches and the minimum depth shall be 18 inches except for systems designed for pursuant.

Ready to test your knowledge?

Buy Now to Access

Additional Information

What the Course Entails and Exam Details

While Tennessee does not mandate completion of a formal preparatory course before taking the exam, candidates are expected to demonstrate a high level of proficiency through independent study. The foundation of this certification lies in a comprehensive understanding of the Tennessee Regulations Governing Septic Systems. The Fleming Training Center (FTC) provides advanced voluntary training, and various professional organizations offer helpful septic installation schools, which many find beneficial. The exam itself is a targeted evaluation focused on critical industry competencies, ensuring licensees can translate theoretical knowledge into practical, safe installations. Key components include regulatory compliance, technical installation standards, and essential field assessment techniques.


What to Expect in the Final Exam

The final exam is a comprehensive assessment that tests your mastery of the state's technical and regulatory requirements. It consists of multiple-choice questions—typically around 50—covering a broad spectrum of topics. You can expect questions regarding soil and site evaluation, system design and layout, conventional and alternative installation methods, and operational and maintenance procedures. The test is time-limited, designed to be completed in a set window (e.g., two hours), requiring focused effort. A passing score of 70% or higher is required to demonstrate competence and move forward in the licensing process. It is a closed-book examination, emphasizing the need for thorough preparation and memorization of critical facts and regulations.


How to Study and Exam Centers

Effective preparation is key to success on the Tennessee Septic Systems Installation exam. The primary study resource must be the official TDEC Tennessee Regulations Governing Septic Systems. Aspirants should create a detailed study plan, allocating dedicated time to understand soil types, percolation rates, setback requirements, and specific construction standards for both conventional and alternative systems. Taking simulated practice exams that mimic the format and difficulty of the actual test is highly recommended for building confidence and identifying weak areas. It is also beneficial to utilize educational resources from professional organizations, such as Onsite Wastewater Professionals. To take the exam, you must contact your local Environmental Field Office (EFO) to schedule a testing appointment. These exams are administered locally and are not generally available through third-party vendors like Pearson VUE, which primarily handles computer-based testing for other professions.


Job Opportunities from the Course

Obtaining your license through this practice test unlocks essential career paths within the wastewater and construction sectors. This certification is a prerequisite for launching a successful career as an independent operator or as a vital team member in established firms. Key job titles and roles unlocked by this license include:

  • Licensed Subsurface Sewage Disposal System (SSDS) Installer

  • Septic System Technician

  • Wastewater Management Specialist (specializing in on-site systems)

  • Septic Installation and Maintenance Company Owner/Operator

This credential serves as a foundational element, allowing you to legally and confidently advance in the specialized field of onsite wastewater systems in Tennessee.


Frequently Asked Questions

This quiz contains a total of 0 practice questions carefully selected to test your knowledge on this subject.
Yes, you will have exactly 0 minutes to complete the exam. A countdown timer will be visible once you start.
Yes, you can retake this practice test as many times as you need. The questions and options may be randomized on subsequent attempts to ensure comprehensive learning.

Reviews

5.0

Based on 0 reviews

Leave a Review

No reviews yet. Be the first to review!