Vegetated Filter Strip System Design Manual

The Vegetated Filter Strip System Design Manual (Publication 826) is now available for $25 (plus GST and shipping fees) either by ordering from the warehouse, your local OMAFRA office or by calling 1-888-466-2372

Downloadable Version (pdf documents)

Inside Cover
Table of Contents
Chapter 1 - Introduction and Background
Chapter 2 - General Design Guidance for VFS System Components
Chapter 3 - Design Guidelines of VFS System Components
Chapter 4 - Design Guide
Chapter 5 - Case Studies
Chapter 6 - Design Tables
Appendix A - Glossary

HTML Version

Table of Contents

• 1.Introduction and Background
  • 1.1 Purpose of Manual
  • 1.2 Purpose of VFS System
  • 1.3 Application of VFS Systems
  • 1.4 Definition of VFS System
  • 1.5 Alternatives to VFS System
  • 1.6 Abbreviations
  • 1.7 Regulatory Framework
  • 1.8 Funding Assistance
  • 1.9 Best Management Practices/Related OMAFRA Literature
  • 1.10 Utilization of Professional Design, Engineering, Site Assessment, and Construction Services
• 2. General Design Guidance for VFS System Components
  • 2.1 Description of VFS System Components
  • 2.2 Assessment of Farmstead Site Conditions Related to Design of VFS System
• 3. Design Guidelines of VFS System Components
  • 3.1 Calculate Runoff Quantity
  • 3.2 Design of Storage/Settling Basin
  • 3.3 Determination of Discharge Rates from Runoff Storage/Settling Basin
  • 3.4 Runoff Collection/Discharge System
  • 3.5 Conveyance System
  • 3.6 Design of Distribution System
  • 3.7 Design of Infiltration Area
  • 3.8 Preparation of Design Package
  • 3.9 Operation and Maintenance
• 4. Design Guide
  • 1.1 Runoff Collection Area
  • 2.1 Storage Settling Basin
  • 3.1 Runoff Discharge Collection Bay
  • 4.1 Conveyance Pipe
  • 5.1 Distribution Pipe
  • 6.1 Infiltration Area
• 5. Case Studies
  • 5.1 Examples and Case Studies
  • 5.1.1 Design #1 — Design of VFS (Integrated Storage)
  • 5.1.2 Design #2 — Design of VFS (External Storage)
  • 5.2 Alternative Runoff Treatment
• 6. Design Tables
  • Table 6.1 — Maximum Runoff Storage/Settling Volume Using Conservative Method (m³), 25-year, 24-hour Storm, Holding 100%
  • Table 6.2 — Minimum Storage/Settling Volume Reqiured (m³) and Peak Discharge Rate (m³/s) Using Rational Method 25-year, 5-minute Peak Discharge Rate
  • Table 6.3 — Infiltration Area Required Based on Saturated Hydraulic Conductivity of Soil Texture Classes
• Appendix A - Glossary

Tables

• 2.1 Evaluation of Suitable Land to Accommodate Infiltration Area
• 3.1 Orifice Discharge Capacity Table
• 3.2 Soil Texture Class and Typical Hydraulic Conductivity under Saturated Soil Conditions
• 3.3 Highest Monthly Precipitation for Various Ontario Locations
• 3.4 15-Minute Flow Length for 0.0127m (0.5 in.) Flow Depth (Manning's coefficient = 0.24)

Figures

• 1-1 “Before” and “After” Schematic
• 2-1 Typical VFS System Layouts
• 2-2 Example of an Opportunity and Constraints Map
• 3-1 Integrated Storage/Settling Basin – Containment Wall Design Options
• 3-2 External Storage/Settling Basin Profile
• 3-3a Integrated Storage/Settling Basin Collection/Discharge System Layout
• 3-3b Triple Angled Screen System
• 3-4 Siphon/Pump Configuration
• 3-5 Pump/Siphon/ Channel Configuration
• 3-6 Raised Distribution Pipe
• 3-7 Soil Horizons
• 3-8 Soil Texture by Particle Size Distribution

Related Links

Application for Approval of Municipal and Private Sewage Works

Design of Vegetated Filter Strip System - Engineering Consultants