Page 79 - State College, PA Design Guidelines

• 06.28.2018

6.18 Where the historic building does not include historic
dormers, locate and design a new dormer to be
compatible with dormers seen in the historic context.
a. Locate a dormer in a location similar to those seen on historic
buildings in the surrounding context.
b. Design dormer window to wall proportions to be similar to
those found traditionally in the neighborhood.
c. Design a new dormer(s) to not exceed a total of 30% of the wall
plane length, unless there is precedent in the historic context for Design a skylight to be low-profile or flush with
dormers that exceed that amount. the roof so that the plane of the historic roof is
not interrupted.
d. Do not visually overwhelm the scale of the primary building with
a new dormer.

SKYLIGHTS

Adding a skylight(s) is often desired to bring natural light into an interior
space. Where a skylight is desired, it should be located and designed to
minimally impact the historic roof and to maintain the visual appearance of
the roofline from the street.
Minimize the amount of historic roof material
that is to be removed when installing a skylight.
6.19 Minimize the visual impacts of a skylight. (Montgomery County, MD)

a. Design a skylight to be low-profile or flush with the roof so that
the plane of the historic roof is not interrupted. Bubble skylights
are inappropriate.
b. Minimize the amount of historic roof material that is to be
removed when installing a skylight.
c. Locate a new skylight below the ridgeline of the roof and so that
it does not interrupt the historic roofline.

CHAPTER 6 • TREATMENT OF HISTORIC RESOURCES • ADVISORY 73