Minnesota Administrative Rules
Agency 167 - Pollution Control Agency
Chapter 7083 - SSTS CREDENTIALING AND PRODUCT REGISTRATION
Part 7083.0020 - DEFINITIONS

Subpart 1. Certain terms.

In addition to the definitions in chapters 7080, 7081, and 7082 and Minnesota Statutes, section 115.55, which are incorporated by reference, the terms used in this chapter have the meanings given them. For purposes of these standards, certain terms or words are interpreted as follows: the words "shall" and "must" are mandatory and the word "may" is permissive. All distances, unless otherwise specified, must be measured horizontally.

Subp. 2. Agency.

"Agency" means the Pollution Control Agency.

Subp. 3. Apprentice.

"Apprentice" means an individual who meets the requirements in part 7083.1090 by completing training, passing the examination, and gaining experience under part 7083.1050, subpart 2.

Subp. 4. As-builts.

"As-builts" means drawings and documentation specifying the final in-place location, elevation, size, and type of all system components. These records identify the results of materials testing and describe conditions during construction. Information provided must be verified by a certified statement.

Subp. 5. ASTM.

"ASTM" means the American Society for Testing and Materials.

Subp. 6. Certified.

"Certified" means an individual is included on the agency's SSTS certification list and is qualified to design, install, maintain, repair, pump, operate, or inspect an SSTS as appropriate with the individual's qualifications. A certified individual who is working under a license is subject to the obligations of the license. Certified individuals were previously known as registered professionals.

Subp. 7. Disinfection.

"Disinfection" means the process of destroying or inactivating pathogenic microorganisms in sewage to render them noninfectious.

Subp. 8. Drip dispersal system.

"Drip dispersal system" means a small diameter pressurized wastewater distribution system in which the treated effluent is distributed under pressure to the infiltrative surface via drip tubing and enters the receiving environment.

Subp. 9. ISTS.

"ISTS" means an individual sewage treatment system as defined under part 7080.1100, subpart 41.

Subp. 10. Licensee.

"Licensee" means a person to whom a license is issued under this chapter.

Subp. 11. Mentor.

"Mentor" is a person who holds a mentor designation as described in part 7083.2000 and provides mentorship.

Subp. 12. Mentorship.

"Mentorship" means providing direct and personal supervision to an individual who is seeking to gain qualifying work experience to become a certified individual.

Subp. 13. MSTS.

"MSTS" means a midsized SSTS as defined in part 7081.0020, subpart 4.

Subp. 14. O&G.

"O&G" means oil and grease, a component of sewage typically originating from foodstuffs such as animal fats or vegetable oils or consisting of compounds of alcohol or glycerol with fatty acids such as soaps and lotions, typically expressed in mg/l (also known as FOG or fats, oil, and grease).

Subp. 15. Proprietary product.

"Proprietary product" means a sewage treatment or distribution technology, method, or material subject to a patent or trademark.

Subp. 16. Public domain technology.

"Public domain technology" means a sewage treatment or distribution technology, method, or material not subject to a patent or trademark.

Subp. 17. Qualified employee.

"Qualified employee" means a state or local government employee who designs, installs, maintains, pumps, or inspects SSTS as part of the person's employment duties.

Subp. 18. Subsurface sewage treatment system or "SSTS".

"Subsurface sewage treatment system" or "SSTS" means an individual sewage treatment system as defined in part 7080.1100, subpart 41, or a midsized sewage treatment system as defined in part 7081.0020, subpart 4, as applicable.

Subp. 19. Subsurface sewage treatment system business or SSTS business.

"Subsurface sewage treatment system business" or "SSTS business" means a business that designs, installs, maintains, repairs, pumps, operates, or inspects an SSTS as appropriate with the organization's license and qualifications.

Subp. 20. TN.

"TN" means total nitrogen, which is the measure of the complete nitrogen content in wastewater including nitrate (NO3-), nitrite (NO2-), ammonia (NH3), ammonium (NH4+), and organic nitrogen, expressed as mg/l.

Subp. 21. Total suspended solids or TSS.

"Total suspended solids" or "TSS" means solids that are in suspension in water and that are removable by laboratory filtering, expressed as mg/l.

Subp. 22. TP.

"TP" means total phosphorus, which is the sum of all forms of phosphorus in effluent, expressed as mg/l.