LCI04 – Residential Building -673-669

LCI04 – Residential Building -673-669

Montréal - Québec – 2025

Project Information

Type

residential

Client

Private

Area

2,750 m²

Estimated Cost

9,000,000 CAD $

Role

Principal Architect at Ligne Carré Inc.

Year

2025

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Project Overview

This project consisted of the pre-conceptual design and 3D massing study for a new residential building located on Henri-Bourassa Boulevard East in Montreal. The study specifically aimed to adjust the building height so it would match the existing development on the opposite side of Millen Avenue (609 Henri-Bourassa East), while respecting the constraints of both lots.

The project involved the combination and redevelopment of two adjacent lots:

  1. 673–675: 3,051 sq. ft. (283.26 m²)
  2. 667–669: 1,855 sq. ft. (172.34 m²)
  3. Total Site Area: 4,906 sq. ft. (455.50 m²)

The architectural concept followed urban planning and zoning constraints while proposing a contemporary residential development aligned with the market needs and the surrounding built environment.

Key Responsibilities and Expertise

Architectural Needs Assessment

  1. Full evaluation of the client’s requirements:
    1. Program and unit distribution
    2. Functional areas
    3. Number and type of apartments
    4. Preliminary material direction and architectural intent

General Building Configuration

  1. Design of a layout optimized to:
    1. Maximize natural lighting
    2. Enhance horizontal and vertical circulation efficiency
    3. Reduce non-productive circulation areas

Contemporary Architectural Design

  1. Use of clean architectural lines and natural, durable materials.
  2. Neutral, timeless color palette adapted to the Montreal residential context.
  3. Refined massing strategy aligned with adjacent buildings to create a cohesive streetscape.

Codes, Standards & Municipal Approval

  1. Compliance with the National Building Code of Canada (NBC).
  2. Height and Built-Up Area (BUA) exceeded municipal zoning limits, requiring special approval from the City of Montreal.
  3. Integration of zoning variances and regulatory adjustments into the design study.

Feasibility & Area Optimization Study

  1. Analysis of leasable areas vs. circulation zones.
  2. Maximization of occupational space within the constraints of both lots.
  3. Validation of the development potential based on municipal by-laws and the consolidation of two properties.