In the case of attached residential dwelling developments, all site plans
be submitted and approved in accordance with Article XXIV, prior to issuance of a building permit.
a. Dedication of Streets: All streets constructed within a in the R-3 One-Family Residential District be dedicated to the City of Grand Blanc, and shall conform to the standards required for said City streets.
b. Access to Major Thoroughfare or Collector Street: For all attached residential dwelling uses in the R-3 Zoning District, a primary access to the overall project be provided to an existing or planned arterial or , without traveling through a single-family detached residential area. Individual driveways for buildings shall not be permitted along arterial or collector streets. Variances be granted if the Board of Zoning Appeals finds that there are special circumstances which indicate that there will be a substantial improvement in traffic safety and/or design by granting such exceptions.
c. Common Wall: The attaching of single-family dwelling units be permitted in the R-3 District when said dwelling units are attached through a common party wall, which does not have over fifty (50) percent of its area in common wall with an abutting dwelling wall, by means of an architectural wall detail which does not form interior space, or through a common party wall in only the portion of the adjacent structures, there being no common party wall relationship permitted through any other portion of the residential unit.
d. Maximum Number of Attached Units: The maximum of dwelling units attached in an R-3 District in the above manner shall not exceed four (4), except that upon application to the Board of Zoning Appeals, authorization be granted for more than four (4) dwelling units.