Introduction to Site Feasibility

Hand sketched plan view of a lot with a house and a back addition, where the width of the lot is marked as “A” and the depth of the lot is marked as “B.”
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This course is offered at an accessible price point to support broad participation while contributing to the ongoing development of ReHousing’s tools and resources.

This course equips prospective multiplex developers (home builders, renovators, and property owners) with the knowledge and tools to rapidly assess whether a residential lot is suitable for a multiplex conversion. Participants will gain a clear understanding of the policy context, possible project types, regulations, and information required to complete a basic site feasibility study.

By the end of the course, participants will be able to confidently evaluate a case-study property and understand the key steps required to move a multiplex project forward.

The course was developed as part of the OHBA’s Futures Faster program. This Employment Ontario program is funded in part by the Government of Canada and the Government of Ontario.

Module 0 – Course Introduction

An overview of the course and how to navigate the interface.

Lessons

Course Overview Interface Navigation

Module 1 – Introduction to Gentle Density & Feasibility Studies

This module introduces multiplexes and explores what may be possible on a given residential lot through multiplex conversions. It also introduces feasibility studies as a foundational tool for evaluating project potential before engaging in detailed design or approvals.

Lessons

Module 1 Overview Policy Context Introduction to Gentle Density Project Types Getting Started What is a Feasibility Study Project Visioning

Module 2 – Understanding the Regulations

Learn the fundamental legal and practical concepts relating to zoning, key terminology needed to read and interpret zoning bylaws, and the basics of the Ontario Building Code and how it impacts your feasibility study.

Lessons

Module 2 Overview What's allowed? What fits? What's viable? Urban & Regional Planning in Ontario Zoning Fundamentals Definitions The Building Envelope Conservation Authorities Heritage Designation The Ontario Building Code

Module 3 – Conducting a High-Level Site Feasibility Study

Lessons

Module 3 Overview Gathering Zoning Information Gather Conservation Authority Information Gather Heritage Information Get to Know Your Lot Calculating Buildable Area Get to Know Your House Feasibility Check

Module 4 – Wrapping Up

Lessons

Wrapping Up