Historic Zoning Commission

Ft. Sanders NC: Level II

1-D-23-HZ

Staff Recommendation

Staff recommends approval of Certificate 1-D-23-HZ, subject to the following condition: 1) masonry repointing and brick repair to meet specifications of NPS Preservation Brief 2.


Location Knoxville
1800 Clinch Ave. 37916

Owner
Henson Development

Applicant Request
Additions; Doors; Masonry repair/painting; Roofing; Windows
Revision to previously submitted proposal. Project includes a roof reconstruction, including reconstruction of two existing dormers and addition of two more dormers, and exterior rehabilitation.

Existing house features a hipped roof with one hipped dormer centered on the façade (north) roof slope and one gable-roof dormer on the left side (east) roof slope. Proposal includes one hipped-roof dormer with two one-over-one windows centered on the façade, two hipped-roof dormers with three one-over-one windows centered on east and west elevations, and one hipped-roof dormer on the rear (south) elevation.

Exterior rehabilitation includes the installation of new windows (creating new fenestrations on some elevations) and the enclosure of others. On the façade, the center second-story windows will be enlarged. On the east elevation, three stories of paired double-hung windows will be installed on leftmost bay. On the west elevation, several windows will be partially enclosed or shifted in header height, along with addition of a secondary access door on the main level. Multiple windows will be enclosed on the south elevation.

Work also includes repair to existing porch roof, replacement of front door if needed, and repair/repointing to exterior brick masonry siding.

HZC motion at 2/16/23 meeting: APPROVAL of revision dated 1/23/23, subject to the following condition - 1) masonry repointing and brick repair to meet specifications of NPS Preservation Brief 2.

Staff Comments
American Four Square, c.1915
    Two-and-one-half-story residence with a hipped roof clad in asphalt shingles, a brick exterior, and a continuous brick foundation. Hipped roof centered on façade.

H. Additions to Existing Buildings
1. Additions should be made to the rear or side of the building.
3. Transitional space shall be provided between the addition and the existing structure. This should include a courtyard or a connecting structure. The wall of the new connecting structure should not be continuous with thew all of the existing building, but have a minimum 4' by 6' indentation.
5. Windows or French doors and balconies shall provide 10% to 20% transparency on the sides of buildings.
9. Expansion to the front with a bay and/or a porch is acceptable.

A. Height, Scale, & Massing
2. Single-family detached infill housing should be proportional to other pre-1940 houses in terms of height and width.

B. Roofs
1. Select a roof pitch that is in keeping with other pre-1940 houses of the neighborhood, not being less than an 8/12 pitch.
2. Use variations in the form of the roof above the second story such as gables at different angles, hipped roofs, and dormers.
3. Use roofing materials that are in keeping with the historic development styles. Asphalt, shingle, tile, pressed metal, and slate were used.
4. Darker shades of shingles were historically used and should be selected in new construction.

D. In making additions to existing buildings, wall cladding should complement the original wall covering. Acceptable materials are clapboard, vinyl siding, cement fiber board, brick, and stucco.

E. Windows and Entrances
1. Window proportions and symmetry should be similar to the pre-1940 styles in the neighborhood.
2. Windows should be double hung, sash windows. Vinyl or metal-clad windows may be used in place of wood frame windows.
4. Double-hung sash windows are recommended for two- to three-story new construction.
6. The proportions of upper level windows should not exceed the proportion of the first level.
7. Upper level windows should be provided and aligned with doors.

F. Parking
1. In new building construction, the front yard space shall not be used for parking. Do not break up curbs or sidewalks to provide street access.
2. Provide parking access off the alley or off a side street.
Applicant

Logan Logan Higgins - Heyoh Design + Development Heyoh Design + Development


Planning Staff
Lindsay Lanois
Phone: 865-215-3795
Email: lindsay.lanois@knoxplanning.org

Case History