> Zoning By-law > Zoning By-Law 2020 > Part 2 - Residential > 19.0 RO3 Zone Regulations

19.0 RO3 Zone Regulations

19.1

LOT WIDTH, AREA, YARDS

Table 2.19.1

Dwelling	Lot Width	Lot Area	Front Yard and Street Side Yard	Rear Yard	Side Yard
Detached Unit	Min. 7.5 m(a) Max. 11 m(c)	245 m²	3 m dwelling 5.5 m garage(b)	7 m	1.2 m one side, 0.6 m other side
Semi-Detached Unit	Min. 6.5 m(a) Max. 9.15 m(c)	175 m²	3 m dwelling 5.5 m garage(b)	7 m	1.2 m interior side yard 0 m
Duplex Building	9 m	270 m²	3 m dwelling 5.5 m garage(b)	7 m	1.2 m
Triplex Building	18 m	540 m²	3 m dwelling 5.5 m garage(b)	7 m	1.2 m interior side yard 0 m
Fourplex Building	18 m	720 m²	3 m dwelling 5.5 m garage(b)	7 m	1.2 m
Street Townhouse Unit	Min. 4.8 m(a) Max. 7.8 m(c)	140 m²	3 m dwelling 5.5 m garage(b)	7 m	1.2 m interior side yard 0 m

Footnotes to Table 2.19.1

(a) Where lot depth is less than 30 m the following lots widths and areas shalll apply:

Dwellling	Lot Width	Corner Lot Width
Detached	10.8 m minimum (d) 14 m maximum (c)	12.6 minimum (d) 15.8 m maximum
Semi Detached Lot	16.4 m minimum 22 m maximum (c)	18.2 m minimum 23.8 m maximum
1 or 2 Storey Street Townhouse	6.7 m minimum 11.0 m maximum (c)	9.7 m minimum 12.8 m maximum

(b) The 5.5 m yard applies only to the entrance elevation of a garage; otherwise the garage shall be setback
3 m from a street line.

(c) Maximum lot width shall be maintained for 80% of the lots in a registered plan of subdivision.

(d) A detached unit may have a minimum interior lot width of 9.0 m and a minimum corner lot width of
10.8 m, subject to the following regulations:

            Maximum building height:   2 storeys
            Maximum garage width:      3.5 m
            Notwithstanding Part 1, Subsection 2.24, the maximum driveway width shall be 3m.

A garage (attached or unattached) shall not be located closer to a street line than the closest
distance between the dwelling unit and the street line.

Table 2.19.2

Other Yards

Requirement

Rear yard abutting a creek block

7.5 m, 4.5 m if block includes a 3 m buffer

Side yard abutting a creek block

1.5 m

Yard abutting a pipeline easement

6 m

Yard abutting a railway right-of-way

30 m

19.2	DETACHED GARAGE
	A detached garage located in a rear yard abutting a public or private lane may be constructed to the rear lot line and shall be setback 90 cm from a side lot line and 3 m from a side lot line abutting a street. A detached garage located in a rear yard shall be setback 6 m from a dwelling on the same lot.

19.3	BUILDING HEIGHT
	(a)	Maximum height: 2 storeys, in accordance with Part 1, Sub-Section 2.31 RESIDENTIAL BUILDING HEIGHT

19.4	BUILT FORM
	Within each section of a plan of subdivision (i.e. a grouping of three or more contiguous lots fronting the same street, bounded by other streets, a subdivision boundary, a zone boundary or other section) the following shall apply:
	(i)	at least one-third of the dwelling units shall have attached garages which shall not project more than 1.5 m beyond the second storey;
	(ii)	one-third of the dwelling units may have attached garages which project a maximum of 6.5 m beyond the second storey;
	(iii)	one-third of the dwelling units may have attached garages which project a maximum of 3.5 m beyond the second storey.
	(iv)	Not more than 8 contiguous lots shall be 9 m or less in width.
	(v)	Notwithstanding Part 1, Subsection 2.24 a lot width of 11.0 metres or great may have a maximum drveway width of 5.5 metres, subject to the following regulations: A garage (attached or unattached) shall not be located closer to a street line than the closest distance between the dwelling unit and the street line.

19.5	LOT COVERAGE
	Lot coverage shall be 50% maximum, except Street Townhouse which shall be 60% maximum.

19.6	PARKING
	Parking shall be provided in accordance with Part 1, Subsection 2.25 "Off Street Parking and Loading Requirements".

19.7	ENCROACHMENTS
	In addition to Part 1, Subsection 2.13, "Encroachments", the following shall apply:
	(a)	Porches, stairs and canopies are permitted to encroach a maximum of 3 m into a required rear yard.
	(b)	Porches are permitted to encroach a maximum of 1.5 m into a required yard abutting a street.
	(c) (d)	Encroachments are not permitted into a required 0.6 m side yard. For two-storey townhouses with a 9.0 metre lot width or greater, a maximum of 50% of the total width of the unit on the first floor may encroach a maximum of 1.5 metres into the rear yard building setback.