
DESCRIPTION
A simple roof pitched very slightly in one or more directions, approximating a flat surface.
PRIMARY BUILDING ROOF PITCH
Cottage |
1/12 min, 3/12 max |
House |
1/12 min, 3/12 max |
Bungalow |
1/12 min, 3/12 max |
Duplex |
1/12 min, 3/12 max |
Apartment House |
1/12 min, 3/12 max |
Small Apt Building |
1/12 min, 3/12 max |
Townhouse |
1/12 min, 3/12 max |
Shophouse |
1/12 min, 3/12 max |
Live-Work Flex |
1/12 min, 3/12 max |
Shop |
1/12 min, 3/12 max |
Apartment Building |
1/12 min, 3/12 max |
Inn |
1/12 min, 3/12 max |
Mixed-Use Building |
1/12 min, 3/12 max |
Fabrication Building |
1/12 min, 3/12 max |
Lined Parking Garage |
1/12 min, 3/12 max |
Civic Building |
1/12 min, 3/12 max |
ACCESSORY BUILDING ROOF PITCH
ROOF PITCH BY COMPONENT
Arcade |
1/12 min, 3/12 max |
Balcony |
1/12 min, 3/12 max |
Bay Window |
1/12 min, 3/12 max |
Canopy |
1.5/12 min, 3/12 max |
Connector |
1/12 min, 3/12 max |
Cross Gable |
n/a |
Cupola |
n/a |
Deck |
n/a |
Dormer Window |
n/a |
Extended Shopfront |
1/12 min, 3/12 max |
Gallery |
1/12 min, 3/12 max |
Penthouse |
1/12 min, 3/12 max |
Porch |
1/12 min, 3/12 max |
Porte-Cochere |
1/12 min, 3/12 max |
Portico |
1.5/12 min, 3/12 max |
Rear Addition |
1/12 min, 3/12 max |
Roof Deck |
n/a |
Shed Dormer |
n/a |
Side Wing |
1/12 min, 3/12 max |
Stoop |
1/12 min, 3/12 max |
Turret |
n/a |
Tower |
n/a |
STANDARDS
- All slopes for flat roofs should defer to local building code regarding minimum slopes for a specified roofing system.
- Perimeter walls along primary and secondary frontages must extend vertically above the roof line by a minimum of 3 feet to form a continuous parapet wall.
- Civic buildings are exempt from roof system regulation, the values presented in this table are guidelines only.