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One-and-a-half-story carriage house connected to main house by a breezeway

Two and Two-and-a-half-story Carriage houses lining an alley

One-and-a-half-story carriage house with an internal stair

A. Description. Carriage House: This Building Type is a secondary structure typically located at the rear of a lot. This structure typically provides either a small residential unit, home office space, or other small commercial or service use that may be above a garage or at ground level. This Building Type is important for providing affordable housing opportunities and incubating small businesses within walkable neighborhoods.

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B. Lot.

Allowed on lots when accompanying the following building types: Single-Unit Houses, Duplexes, Townhouses, Mansion Apartments.

The Carriage House Building Type is the only detached accessory dwelling unit (ADU) allowed in transect zones.

C. Number of Units.

Units

1 max.

D. Building Size and Massing.

Height

Per Urban Standards (Table 4.10) based on Transect Zone

Main Body

Width

36' max.

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Per Urban Standards (Table 4.10) based on Transect Zone

30' max.

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Per Urban Standards (Table 4.10) based on Transect Zone

10' min.1

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1Carriage house may be connected to the main building by uninhabitable space such as a breezeway

Height

Carriage houses shall not be taller or have a larger footprint than the main building on the lot.

E. Allowed Frontages.

Stoop

Carriage houses are not required to have a Frontage Type.

F. Pedestrian Access.

Main Entrance Location

Side Street, Alley, or internal to the lot

The main entrance may not be through a garage.

G. Vehicle Access and Parking.

Parking may be accessed from the alley, side street or front.

Parking may be accessed from the front only when there is no adjacent alley or side street.

All parking spaces provided shall be separate from the principal building and may be enclosed, covered or open.

H. Private Open Space.

The Private Open Space requirements for the lot shall be determined by the principal building on the lot. No additional Private Open Space is required for a Carriage House.