Official Plan Amendment and Zoning By-law Amendment Drawings

Official Plan Amendment and Zoning By-law Amendment applications often require supporting drawings to show how a proposed development can function on the site.

At Reliance Engineering Canada Limited, we prepare civil concept drawings and technical support for OPA/ZBA submissions across Ontario.

We do not just support planning arguments — we help demonstrate that the site can be graded, serviced, drained, and developed in a practical way.

Why Professional OPA/ZBA Drawings Are Essential

Planning applications can face delays when servicing, grading, stormwater, access, or site constraints are not addressed at a preliminary design level. Early civil review helps identify challenges and provide practical solutions.

What's Included in Our OPA/ZBA Drawings Services

  • Preliminary grading concepts
  • Preliminary servicing concepts
  • Stormwater management strategy
  • Drainage and outlet review
  • Road and driveway grading review
  • Civil feasibility notes
  • Infrastructure constraint review
  • Coordination with planners and architects
  • Response to pre-consultation comments
  • Supporting figures for planning submission

Our Process

Application Review: We review the planning proposal, pre-consultation comments, survey, and concept site plan.
Civil Feasibility Review: We assess servicing, grading, drainage, and infrastructure constraints.
Concept Drawing Preparation: We prepare civil drawings or sketches to support the planning submission.
Technical Support: We assist the project team with responses to municipal engineering comments.

Who We Design For

  • Official Plan Amendment Applications
  • Zoning By-law Amendment Applications
  • Redevelopment Projects
  • Mixed-Use Developments
  • Townhouse and Apartment Proposals
  • Commercial and Industrial Projects
  • Infill Intensification Sites
  • Pre-Consultation Submissions

Stormwater, Drainage and Site Considerations

Our OPA/ZBA support considers municipal servicing availability, stormwater criteria, overland flow, grading constraints, access, easements, and downstream infrastructure concerns.

Code and Municipal Compliance

  • Municipal Pre-Consultation Requirements
  • Planning Application Requirements
  • Engineering Design Criteria
  • Stormwater Management Criteria
  • Servicing Feasibility Requirements

Why Clients Choose Reliance Engineering

Early Engineering Input We identify civil constraints before detailed design begins.
Planning Team Support Civil drawings coordinated with planner and architect requirements.
Practical Concepts Preliminary designs that can smoothly transition into site plan design.
Clear Review Responses Professional support for municipal engineering comments.

Let's Support the Planning Case

Strong civil support can make an OPA/ZBA application clearer and more credible. Contact us today to discuss your planning-stage civil drawings.

Request a Consultation