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Guidelines for Septic Tank Abandonment in the Meadowgreen Area Sewage Project

This document outlines the proper procedures for abandoning existing septic tanks in the Meadowgreen area as part of the Williamson County sanitary sewer construction project. The abandonment process includes three methods for handling the tank and its contents, details about qualified contractors, and the approval process with no required fees or permits. It emphasizes the importance of notifying the Williamson County Department of Sewage Disposal Management after the abandonment for inspection and approval.

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Guidelines for Septic Tank Abandonment in the Meadowgreen Area Sewage Project

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  1. Process for Existing Septic Tank Abandonment Meadowgreen Area Sanitary Sewer Construction Project

  2. Williamson County Department of Sewage Disposal Management Brian K. Corwin Director 1320 West Main Street, Suite 411 Franklin, TN 37064 615.790.5751 brianc@williamson-tn.org www.williamsoncounty-tn.gov

  3. Two Components of aSeptic System • Abandon the tank(s) • Leave the field lines in the ground What has to be done?

  4. Three Methods ofAbandoning Tanks Method #1 • Pump and dispose of contents; • Collapse, crush & demolish tank walls and lid; • Leave rubble in the ground; • Backfill hole with gravel to within 12” of the ground surface; • Backfill remaining void with soil up to the ground surface.

  5. Three Methods ofAbandoning Tanks Method #2 • Pump and dispose of contents; • Collapse, crush & demolish tank walls and lid; • Completely remove rubble from the premises; • Dispose of rubble in an appropriate manner; • Backfill hole with soil up to the ground surface.

  6. Three Methods ofAbandoning Tanks Method #3 • Pump and dispose of contents; • Completely fill tank with an appropriate material; • Example: gravel, concrete, etc. • Backfill any remaining hole with soil up to the ground surface.

  7. Qualified Contractors • State-permitted pumping contractors • (refer to WCDSDM web site for list) • Do not have to be WC-licensed septic system installers • Certified & licensed plumbers • (refer to City of Franklin for approved list) Who can do the work?

  8. Approval Process • No fee or permit required from WC; • Provide proof of pumping to WCDSDM; • Notify WCDSDM after abandonment but prior to final grading; • WCDSDM will inspect, confirm & approve the abandonment.

  9. QUESTIONS ?

  10. Contact Information Brian K. Corwin Director Williamson County Department of Sewage Disposal Management 1320 West Main Street, Suite 411 Franklin, TN 37064 615.790.5751 brianc@williamson-tn.org www.williamsoncounty-tn.gov

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