Looks like another project in the works for Sunnyside, close to the LRT and 10th Street:
https://developmentmap.calgary.ca/#property/LOC2017-0091
Still early days and just a land use application right now, but a DC based upon M-H1 would likely allow something of significant size. From the Land Use Bylaw:
Division 8: Multi-Residential – High Density Low Rise (M-H1) (M-H1f#h#d#) District
Purpose
635 The Multi-Residential – High Density Low Rise District:
(a) is intended to provide for
Multi-Residential Development in the
Developed Area and the
Developing Area;
(b) has
Multi-Residential Development that will provide
development with higher numbers of
Dwelling Units and traffic generation;
(c) provides for
Multi-Residential Development in a variety of forms;
(d) has tall
Multi-Residential Development with high
density;
(e) has
Multi-Residential Development where intensity is measured by
floor area ratio to provide flexibility in building form and
Dwelling Unit size and number;
(f) is intended to be typically located at community nodes and transit and transportation corridors and nodes;
(g) requires that
Multi-Residential Development achieves a minimum
density;
(h) includes a limited range of support
commercial multi-residential uses, restricted in size and location within the
building;
(i) provides outdoor space for social interaction; and
(j) provides landscaping to complement the design of the
development and to help screen and buffer elements of the
development that may have impacts on residents or nearby
parcels.