A mansard roof is a hipped roof with two slopes the lower being very steeply pitched and the upper being almost flat.
Gothic revival mansard roof style.
Houses in a variety of styles were given the characteristic second empire feature.
The first and most common has a series of relatively small upside down v shaped wall dormers that break up the line of an otherwise horizontal sometimes mansard roof.
The second has the short side of the building facing forward so that its relatively large steeply pitched roof that usually spans the building s entire facade.
There are several variations of the slope some being straight while others being flared concave convex more rarely curved s and ogee patterns but whatever shape they take the mansard makes the style.
1 1840 1880 2 common forms are side gabled with prominent central cross gable and asymmetrical l shaped plan steeply pitched roofs usually with steep cross gables and deeply overhanging eaves gables commonly decorated with barge boards or verge boards particularly in carpenter gothic examples 3 open cornices and exposed.
Trendy and practical mansard roofs were placed atop otherwise modest structures.