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Onsite Sewage Treatment And Disposal | Midpage
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Alabama Administrative Code
420
Chapter 420-3-1
Onsite Sewage Treatment And Disposal
Alabama Department of Public Health
420-3-1-.01
Purpose
420-3-1-.02
Responsibility
420-3-1-.03
Penalties For Violations
420-3-1-.04
Definitions
420-3-1-.05
General Requirements For An OSS/EDS
420-3-1-.06
Permits Required For An OSS/EDS
420-3-1-.07
Proprietary And Non-Proprietary Products
420-3-1-.08
OSS/EDS Installation
420-3-1-.09
Engineer Design Required
420-3-1-.10
Minimum Lot Size Requirements
420-3-1-.11
Easements Required
420-3-1-.12
Requirements For All Permit Applications
420-3-1-.13
Time Limitations And Permitting Actions
420-3-1-.14
Requirements And Exceptions To Large-Flow Developments
420-3-1-.15
Requirements For Performance Permits
420-3-1-.16
Wastewater Management Entities
420-3-1-.17
Septic Tank, Grease Trap, And Holding Tank Specifications
420-3-1-.18
Tank Manufacturer Inspections
420-3-1-.19
Per-made Septic Tank, Grease Trap, And Holding Tank Permits
420-3-1-.20
Tank Installation
420-3-1-.21
Effluent Filter Specifications
420-3-1-.22
Use Of A Grease Trap
420-3-1-.23
Holding Tank Requirements
420-3-1-.24
Abandonment Of A Sewage Tank
420-3-1-.25
Advanced Treatment Required
420-3-1-.26
Advanced Treatment System (ATS) Specifications
420-3-1-.27
OSS/EDS Requiring Pumping Of Effluent
420-3-1-.28
Pit Privies
420-3-1-.29
Composting, Incinerating, And Portable Toilets
420-3-1-.30
Innovative EDS
420-3-1-.31
Recreational Vehicle Parks
420-3-1-.32
Repair And Relocation Of An Existing OSS/EDS
420-3-1-.33
Evaluation Of An Existing OSS/EDS
420-3-1-.34
Certifications
420-3-1-.35
Professional Signatures And Seals
420-3-1-.36
Recording Requirements
420-3-1-.37
Site Limitation Determination
420-3-1-.38
Slope And Landform Limitations
420-3-1-.39
Soil Permeability
420-3-1-.40
Soil Testing Depth Requirements
420-3-1-.41
Minimum Testing Standards And Interpretations
420-3-1-.42
Soil Restriction Depth And Vertical Separation
420-3-1-.43
General Percolation Procedure
420-3-1-.44
Soil Boring Procedure For Percolation Testing
420-3-1-.45
Percolation Test Procedure
420-3-1-.46
Extended Saturation Procedure
420-3-1-.47
Unified System For Site Evaluation
420-3-1-.48
Soil Morphology Method
420-3-1-.49
Soil Maps
420-3-1-.50
Protection Of EDF and REDF
420-3-1-.51
Lot Modification - Planned And Unplanned
420-3-1-.52
Design Flow And Wastewater Concentrations
420-3-1-.53
Gravel Field Standard EDF Sizing For Dwellings
420-3-1-.54
Gravel Field Standard Reductions For Dwellings
420-3-1-.55
Gravel Field Standard EDF Sizing For Establishments
420-3-1-.56
OSS/EDS Area Requirements
420-3-1-.57
Shallow Placement Systems
420-3-1-.58
Gravel Field Standard Construction Specifications
420-3-1-.59
Pad And Bed Construction Specifications
420-3-1-.60
Combined Treatment And Disposal System Specifications
420-3-1-.61
Controlled Fill Mound Systems
420-3-1-.62
Drip Irrigation Requirements
420-3-1-.63
EDS Dosing Requirements
420-3-1-.64
Disposal Of Graywater
420-3-1-.65
Setback And Separation Distances
420-3-1-.66
Appeals
420-3-1-.67
Access
420-3-1-.68
Approvals By Others Not Implied
420-3-1-.69
No Guarantee Implied Or Expressed
420-3-1-.70
Variance To Rules
420-3-1-T1
Table 1 Design Flow And Wastewater Concentrations
420-3-1-T2
Table 2 Gravel Field Standard Sizing (Soil Groups 1-4B)
420-3-1-T3
Table 3 Gravel Field Standard Sizing (Soil Groups 4C)
420-3-1-T4
Table 4 Minimum Setback Distances To Components Of An OSS
420-3-1-T5
Table 5 Additional Minimum Setback Distances For A Large-Flow OSS
420-3-1-T6
Table 6 Additional Minimum Setback Distances For An Innovative EDS
420-3-1-T7
Table 7 MVS Requirements
420-3-1-T8
Table 8 Slope
420-3-1-T9
Table 9 Septic Tank Capacities For Dwellings Without Advanced Treatment
420-3-1-T10
Table 10 Loading Rates For Pads
420-3-1-T11
Table 11 Loading Rates For Beds With Advanced Treatment And CTD Systems
420-3-1-T12
Table 12 Loading Rates For Drip Irrigation Systems
420-3-1-T13
Table 13 LPP Fill Material Loading Rates For Controlled Fill Mound Systems
420-3-1-T14
Table 14 LPP Basal Area Loading Rates For Controlled Fill Mound Systems
420-3-1-T15
Table 15 Reductions For Controlled Fill OSS With LPP/Drip
420-3-1-T16
Table 16 Controlled Fill Material Guide
420-3-1-T17
Table 17 Minimum Lot Size Categories
420-3-1-T18
Table 18 Site Limitations
420-3-1-T19
Table 19 Site Investigation Requirements For Small-Flow Single-Family Dwellings
420-3-1-T20
Table 20 Unified Method
420-3-1-T21
Table 21 Soil Morphology Method