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Johnston County Inspection Hours Mon - Fri 8:00 am - 5:00 pm  Mon - Fri 8:00 am - 5:00 pm  
Johnston County Inspection Phone 919-989-5060 919-989-5060

Johnston County Inspection Address 309 E. Market Street - Smithfield NC 27577 309 E. Market Street - Smithfield NC 27577  309 E. Market Street
Smithfield NC 27577 

Johnston County Inspection Email inspections@johnstonnc.com inspections@johnstonnc.com

Manufactured Housing Drain Test Guide

MANUFACTURED HOUSING DWV TEST PROCEDURES

Note:  This is only one method to test the DWV system.  There may be other methods which also meet the code requirements.

 

Manufactured Housing DWV Test Procedures

DETAIL "A"

  1. Insert and inflate test plugs above cleanout tees.
  2. Install cleanout tee caps.
  3. Use either water test or air test.
  4. Remove all test plugs and test apparatus.
  5. Make final connection to building sewer.

 

Information from NC DOI - 8/9/04

View and/or download original PDF

 

 

 

Page last updated: December 16, 2024

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