§ 54.21  GUIDE TO SELECTION OF ASSEMBLIES FOR PREMISES ISOLATION.
   Appendix F: Assessment of Hazards and Selection of Assemblies, set forth in 30 Tex. Admin. Code § 290.47(f), as same may be amended from time to time, is hereby adopted by reference as though set forth at length herein, subject to the following deletions, alterations, and additions:
 
Premises Isolation: Description of Premises
Assessment of Hazard
Required Assembly
Irrigation systems without chemical additives
Nonhealth *
RPBA/A VB/PVB
Irrigation systems with on site sewage facilities (OSSF)
Health
RPBA