Page 205 - Healdsburg, CA Citywide Design Guidelines

Porches
A porch is one of the most important character-defining elements
of a residential structure. It provides visual interest and influences
perceived scale. Preserve a porch in its original condition and
form.

8.28 Maintain an original porch when feasible.
a. Maintain the existing location, shape, details and posts
of the porch.
b. Missing or deteriorated decorative elements should Here, a porch has been enclosed
be replaced to match existing elements; e.g., match inappropriately.
the original proportions and spacing of balusters when
replacing missing ones.
c. If enclosing a historic porch is desired, enclose it in
a manner that preserves the character of the original
porch and building. For instance, this could include large
sheets of glass and recessing the enclosure well behind
the existing scrollwork, posts and balustrades.

8.29 Repair those elements of a porch that are deteriorated.
a. Removing damaged materials that can be repaired is not
appropriate.

8.30 If a porch has been altered, consider restoring it back
to its original design.
a. If the historic design of the porch is unknown, then base
the design of the restoration on other traditional porches
on buildings of a similar architectural style.
Figure 8.9: The top model
8.31 When replacing a porch is necessary, it should be illustrates a historic, vernacular
similar in character, design, scale and materials to house with an original porch
those seen traditionally. that has been enclosed, which
a. The size of a porch should relate to the overall scale of is an inappropriate treatment.
the primary structure to which it is attached. The bottom model illustrates
b. Base the replacement design on historic documentation a replacement porch that has
been designed similarly to the
if available. original porch, which is the
c. Where no evidence of the historic porch exists, a new preferred approach, when historic
porch may be considered that is similar in character to documentation is available.
those found on comparable buildings.

Treatment of Historic Resources Chapter 8 197