Austin |
Land Development Code |
Title 25. LAND DEVELOPMENT. |
Chapter 25-2. ZONING. |
SubChapter C. USE AND DEVELOPMENT REGULATIONS. |
Article 4. ADDITIONAL REQUIREMENTS FOR CERTAIN USES. |
SubPart A. Requirements for Specific Uses. |
§ 25-2-773. DUPLEX RESIDENTIAL USE.
(A)
For a duplex residential use, the base zoning district regulations are superseded by the requirements of this section.
(B)
For a duplex residential use:
(1)
minimum lot area is 7,000 square feet;
(2)
minimum lot width is 50 feet;
(3)
maximum building cover is 40 percent;
(4)
maximum impervious cover is 45 percent; and
(5)
maximum building height is the lesser of:
(a)
30 feet; or
(b)
two stories, except that an attic or basement does not count as a story for purposes of this subsection if it satisfies the requirements for an exemption from gross floor area under Subsections 3.3.2 and 3.4.6 of Subchapter F ( Residential Design and Compatibility Standards ).
(C)
Not more than one required parking space may be located behind another required parking space.
(D)
The two dwelling units are subject to the following requirements:
(1)
The two units must have a common floor and ceiling or a common wall, which may be a common garage wall, that:
(a)
extends for at least 50 percent of the maximum depth of the building, as measured from the front to the rear of the lot; and
(b)
maintains a straight line for a minimum of four foot intervals or segments.
(2)
The two units must have a common roof.
(3)
At least one of the two units must have a front porch that faces the front street and an entry to the dwelling unit, except that units located on a corner lot must each have a front porch that faces a separate street and an entry to the dwelling unit.
(4)
The two units may not be separated by a breezeway, carport, or other open building element.
Source: Section 13-2-254; Ord. 990225-70; Ord. 000309-39; Ord. 030605-49; Ord. 031120-44; Ord. 031211-11; Ord. 20060216-043; Ord. 20060309-058; Ord. 20060622-022; Ord. 20060928-022; Ord. 20080618-093.